What are the cheapest airlines to fly from Singapore to Illinois one-way?

To fly one-way, consider booking your trip with Cathay Pacific, which is currently one of the cheapest options available, starting at S$ 725. Korean Air flights start at S$ 818 while deals on Delta start at S$ 851 one-way. Find deals

What are the most popular airlines that fly from Singapore to Illinois?

The most popular airlines flying from Singapore to Illinois are EVA Air, Cathay Pacific and Etihad Airways. Something to consider prior to booking your flight. Find deals

How far in advance should I book a flight from Singapore to Illinois?

To save on the cost of your flight from Singapore to Illinois, book at least 55 days before your planned departure. Booking around this time can save you about 13% on the cost of this flight compared to booking a flight leaving this week. We have found prices from S$ 1,217 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as S$ 1,731.

What is the cheapest month to fly from Singapore to Illinois?

Due to multiple factors, expect to potentially pay more when booking in August. For low rates, February can be a great choice for travel to Illinois. Flights to Illinois from Singapore in February are about S$ 1,587 on average during February, but can be found for as low as S$ 1,134.

What airport do you fly from for flights from Singapore to Illinois?

Singapore Changi (SIN) is the airport you will fly out of if you book a flight from Singapore to Illinois. It is only a 16.9 km journey to Changi (SIN) from Singapore’s city centre.

Can I find deals for flights from Singapore to Illinois that include hotel bookings?

Yes. In addition to deals on Singapore to Illinois flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Singapore to Illinois?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Illinois.

Can I find deals for business class flights from Singapore to Illinois?

Yes. Cheapflights offers flight deals from Singapore to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

S$ 606+ Flights from Singapore to Illinois

Cheap flight deals from Singapore to Illinois

Round-trip from	S$ 1,130
One-way from	S$ 606
Popular in	August
Cheapest in	February
Average price	S$ 1,404

Air Canada
24-6-23-7
3 total stops
88h 41m total
Singapore to Illinois

Search Deals

22-5
3 total stops
56h 26m total
Singapore to Illinois

Search Deals

Highest demand for flights based on searches. 8% potential increase in price (S$ 196 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease (S$ 46 potential savings vs. average return price).

Search Deals

Average for round-trip flights in April 2025

Search Deals

Find flight deals from Singapore to Illinois

Cheapest flights from Singapore to Illinois
Explore the most affordable flight options available from Singapore to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Mon 27-1021:00SIN - ORD

2 stops30h 39mAir Canada

Thu 13-1107:20ORD - SIN

2 stops34h 35mAir Canada

Deal found 14-4S$ 1,127

Mon 27-1020:15SIN - ORD

1 stop30h 45mCathay Pacific

Thu 13-1114:40ORD - SIN

1 stop35h 05mCathay Pacific

Deal found 14-4S$ 1,206

Thu 8-509:00SIN - ORD

1 stop21h 08mUnited Airlines

Sat 17-520:30ORD - SIN

1 stop32h 55mUnited Airlines

Deal found 14-4S$ 1,234

Sun 26-1001:30SIN - ORD

1 stop21h 00mKorean Air

Thu 13-1111:05ORD - SIN

1 stop27h 55mKorean Air

Deal found 14-4S$ 1,243

Sun 26-1001:30SIN - ORD

2 stops35h 23mDelta

Thu 13-1107:00ORD - SIN

2 stops32h 00mDelta

Deal found 14-4S$ 1,283

Mon 12-513:45SIN - ORD

2 stops29h 20mMultiple Airlines

Wed 21-519:59ORD - SIN

2 stops27h 36mMultiple Airlines

Deal found 14-4S$ 1,309

Thu 8-520:30SIN - ORD

1 stop23h 55mAir India

Mon 12-512:00ORD - SIN

1 stop44h 45mAir India

Deal found 13-4S$ 1,350

Fri 6-608:05SIN - ORD

1 stop20h 55mJapan Airlines

Tue 10-601:30ORD - SIN

1 stop27h 00mJapan Airlines

Deal found 14-4S$ 1,471

Tue 24-613:10SIN - ORD

2 stops29h 35mEVA Air

Tue 22-700:30ORD - SIN

1 stop24h 20mEVA Air

Deal found 14-4S$ 1,598

Thu 8-522:30SIN - MDW

2 stops35h 58mDelta

Mon 12-506:00MDW - SIN

2 stops34h 00mDelta

Deal found 14-4S$ 1,601

Fri 6-608:05SIN - ORD

2 stops24h 51mAmerican Airlines

Tue 10-601:30ORD - SIN

1 stop27h 00mAmerican Airlines

Deal found 14-4S$ 1,605

Thu 5-603:10SIN - ORD

1 stop24h 55mQatar Airways

Wed 11-606:20ORD - SIN

2 stops25h 40mQatar Airways

Deal found 14-4S$ 2,022

Best flights from Singapore to Illinois
Discover carefully curated flight deals from Singapore to Illinois that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 15 April 2025.

Tue 24-609:10SIN - ORD

1 stop42h 39mAir Canada

Wed 23-720:03ORD - SIN

2 stops46h 02mAir Canada

Deal found 15-4S$ 1,130

Thu 8-509:00SIN - ORD

1 stop21h 08mUnited Airlines

Sat 17-520:30ORD - SIN

1 stop32h 55mUnited Airlines

Deal found 14-4S$ 1,234

Mon 12-513:45SIN - ORD

2 stops29h 20mMultiple Airlines

Wed 21-519:59ORD - SIN

2 stops27h 36mMultiple Airlines

Deal found 14-4S$ 1,309

Thu 8-520:30SIN - ORD

1 stop23h 55mAir India

Mon 12-512:00ORD - SIN

1 stop44h 45mAir India

Deal found 13-4S$ 1,350

Mon 23-601:50SIN - ORD

1 stop25h 35mCathay Pacific

Wed 23-716:00ORD - SIN

1 stop24h 30mCathay Pacific

Deal found 14-4S$ 1,409

Thu 5-601:55SIN - ORD

1 stop27h 05mJapan Airlines

Tue 10-601:30ORD - SIN

1 stop27h 00mJapan Airlines

Deal found 14-4S$ 1,480

Tue 24-613:10SIN - ORD

2 stops29h 35mEVA Air

Tue 22-700:30ORD - SIN

1 stop24h 20mEVA Air

Deal found 14-4S$ 1,598

Thu 8-522:30SIN - MDW

2 stops35h 58mDelta

Mon 12-506:00MDW - SIN

2 stops34h 00mDelta

Deal found 14-4S$ 1,601

Fri 6-608:05SIN - ORD

2 stops24h 51mAmerican Airlines

Tue 10-601:30ORD - SIN

1 stop27h 00mAmerican Airlines

Deal found 14-4S$ 1,605

Thu 5-603:10SIN - ORD

1 stop24h 55mQatar Airways

Wed 11-606:20ORD - SIN

2 stops25h 40mQatar Airways

Deal found 14-4S$ 2,022

Thu 5-600:40SIN - MDW

2 stops27h 40mKLM

Wed 11-619:21MDW - SIN

2 stops31h 09mKLM

Deal found 14-4S$ 2,646

Thu 5-602:00SIN - ORD

3 stops49h 33mEthiopian Air

Wed 11-613:04ORD - SIN

3 stops36h 46mEthiopian Air

Deal found 14-4S$ 3,142

Last-minute flights from Singapore to Illinois
Discover last-minute flight deals from Singapore to Illinois. Data last updated 15 April 2025 and is based on user searches.

Mon 28-423:55SIN - ORD

2 stops35h 11mAir Canada

Thu 1-520:25ORD - SIN

2 stops39h 30mAir Canada

Deal found 14-4S$ 5,419

Wed 7-501:10SIN - ORD

2 stops35h 49mDelta

Mon 12-519:59ORD - SIN

2 stops38h 41mDelta

Deal found 13-4S$ 1,601

Wed 7-503:55SIN - ORD

3 stops39h 12mChina Southern

Mon 12-517:38ORD - SIN

2 stops44h 27mChina Southern

Deal found 13-4S$ 3,261

Thu 8-509:00SIN - ORD

1 stop21h 08mUnited Airlines

Sat 17-520:30ORD - SIN

1 stop32h 55mUnited Airlines

Deal found 14-4S$ 1,234

Thu 8-520:30SIN - ORD

1 stop23h 55mAir India

Mon 12-512:00ORD - SIN

1 stop44h 45mAir India

Deal found 13-4S$ 1,350

Thu 8-522:30SIN - MDW

2 stops35h 58mDelta

Mon 12-506:00MDW - SIN

2 stops34h 00mDelta

Deal found 14-4S$ 1,601

Thu 8-513:10SIN - ORD

1 stop20h 50mEVA Air

Fri 16-500:30ORD - SIN

1 stop22h 30mEVA Air

Deal found 14-4S$ 1,616

Mon 12-513:45SIN - ORD

2 stops29h 20mMultiple Airlines

Wed 21-519:59ORD - SIN

2 stops27h 36mMultiple Airlines

Deal found 14-4S$ 1,309

Thu 15-501:10SIN - MDW

2 stops24h 18mMultiple Airlines

Thu 22-509:20MDW - SIN

2 stops25h 20mMultiple Airlines

Deal found 14-4S$ 2,530

Thu 29-501:50SIN - ORD

1 stop25h 35mCathay Pacific

Fri 6-616:00ORD - SIN

1 stop24h 30mCathay Pacific

Deal found 15-4S$ 1,864

Thu 29-501:55SIN - ORD

2 stops33h 37mJapan Airlines

Thu 5-601:30ORD - SIN

1 stop27h 00mJapan Airlines

Deal found 15-4S$ 2,337

Thu 29-500:40SIN - MDW

2 stops27h 40mKLM

Fri 6-619:25MDW - SIN

2 stops31h 05mKLM

Deal found 15-4S$ 2,672

One-way flights from Singapore to Illinois
Search for one-way flight options from Singapore to Illinois. Find affordable one-way fares based on user searches. Data last updated 15 April 2025.

Thu 22-516:10SIN - ORD

3 stops56h 26mMultiple Airlines

Deal found 14-4S$ 606

Wed 2-703:45SIN - MDW

2 stops50h 49mMultiple Airlines

Deal found 14-4S$ 724

Wed 21-501:50SIN - ORD

1 stop25h 35mCathay Pacific

Deal found 14-4S$ 725

Mon 5-501:10SIN - ORD

1 stop21h 30mKorean Air

Deal found 14-4S$ 818

Wed 28-501:10SIN - MDW

2 stops30h 35mDelta

Deal found 14-4S$ 851

Wed 28-501:10SIN - ORD

2 stops35h 48mDelta

Deal found 14-4S$ 851

Sat 23-819:45SIN - ORD

2 stops35h 10mIndiGo

Deal found 14-4S$ 924

Thu 3-711:05SIN - ORD

1 stop41h 15mUnited Airlines

Deal found 14-4S$ 983

Thu 3-709:10SIN - ORD

2 stops35h 49mAir Canada

Deal found 14-4S$ 1,071

Mon 7-715:10SIN - ORD

2 stops27h 35mEVA Air

Deal found 14-4S$ 1,124

Fri 4-720:30SIN - ORD

1 stop23h 55mAir India

Deal found 14-4S$ 1,156

Sat 23-809:15SIN - ORD

1 stop23h 48mSingapore Airlines

Deal found 14-4S$ 1,167

Cheapflights Fare Finder

Use the filters below to find and compare flights from Singapore to Illinois that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 24-6

09:10-14:49

1 stop42h 39m

Chicago O'Hare Intl

Wed 23-7

20:03-07:05

2 stops46h 02m

S$ 1,130

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 8-5

09:00-17:08

1 stop21h 08m

Chicago O'Hare Intl

Sat 17-5

20:30-18:25

1 stop32h 55m

S$ 1,234

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 12-5

13:45-06:05

2 stops29h 20m

Chicago O'Hare Intl

Wed 21-5

19:59-12:35

2 stops27h 36m

S$ 1,309

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 8-5

20:30-07:25

1 stop23h 55m

Chicago O'Hare Intl

Mon 12-5

12:00-21:45

1 stop44h 45m

S$ 1,350

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 23-6

01:50-14:25

1 stop25h 35m

Chicago O'Hare Intl

Wed 23-7

16:00-05:30

1 stop24h 30m

S$ 1,409

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 5-6

01:55-16:00

1 stop27h 05m

Chicago O'Hare Intl

Tue 10-6

01:30-17:30

1 stop27h 00m

S$ 1,480

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 24-6

13:10-05:45

2 stops29h 35m

Chicago O'Hare Intl

Tue 22-7

00:30-13:50

1 stop24h 20m

S$ 1,598

SingaporeChicago

SIN - MDW

SINMDW

Singapore Changi

Thu 8-5

22:30-21:28

2 stops35h 58m

Chicago Midway

Mon 12-5

06:00-05:00

2 stops34h 00m

S$ 1,601

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Wed 7-5

01:10-23:59

2 stops35h 49m

Chicago O'Hare Intl

Mon 12-5

19:59-23:40

2 stops38h 41m

S$ 1,601

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 6-6

08:05-19:56

2 stops24h 51m

Chicago O'Hare Intl

Tue 10-6

01:30-17:30

1 stop27h 00m

S$ 1,605

Flights are sorted by cheapest return flights first.

Deals found on 14-4

Showing 1-10 of 35 results

Best time to book a flight from Singapore to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Singapore with our price prediction graph.

Estimated return price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Singapore to Illinois

What is the cheapest time of day to fly from SIN to IL?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Singapore to Illinois as you normally would.

Rainfall in Illinois by month

In terms of precipitation, rainfall in Illinois ranges from 43.0 - 125.0 inches per month. August is typically the wettest month, when rainfall can reach 125.0 mm. January is typically the driest time to visit Illinois when rainfall is around 43.0 mm.

Temperature in Illinois by month

If weather is an important factor for your trip to Illinois, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).

Reviews of airlines servicing Illinois

EVA Air

8.4

Very Good

1,176 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

EVA Air

8.4

Very Good

1,176 reviews

EVA Air

8.4

Very Good

1,176 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Korean Air

8.4

Very Good

1,063 reviews

EVA Air

8.4

Very Good

1,176 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Japan Airlines

8.3

Very Good

1,440 reviews

EVA Air

8.4

Very Good

1,176 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

ANA

8.3

Very Good

841 reviews

EVA Air

8.4

Very Good

1,176 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Singapore Airlines

8.1

Very Good

1,288 reviews

EVA Air

8.4

Very Good

1,176 reviews

Check prices

Reviews

1 / 20

6.0

Good

Anonymous,Feb 2025

SFO - TPE

Inside plane was clean and chair was comfortable, but flight attendants serving coffee without giving me cream and sugar, even I ask he escape my request.

Related info for your journey

What airport do you fly from for flights from Singapore to Illinois?
Singapore Changi (SIN) is the airport you will fly out of if you book a flight from Singapore to Illinois. It is only a 16.9 km journey to Changi (SIN) from Singapore’s city centre.
What are the cheapest airlines to fly from Singapore to Illinois one-way?
To fly one-way, consider booking your trip with Cathay Pacific, which is currently one of the cheapest options available, starting at S$ 725. Korean Air flights start at S$ 818 while deals on Delta start at S$ 851 one-way.
Can I find deals for flights from Singapore to Illinois that include hotel bookings?
Yes. In addition to deals on Singapore to Illinois flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Singapore to Illinois?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Singapore to Illinois.
Can I find deals for business class flights from Singapore to Illinois?
Yes. Cheapflights offers flight deals from Singapore to Illinois by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Singapore to Illinois

Singapore to John F Kennedy Intl flights

Singapore to Newark flights

Singapore to Los Angeles flights

Singapore to San Francisco flights

Singapore to Seattle flights

Singapore to LaGuardia flights

Singapore to Dulles Intl flights

Singapore to Honolulu flights

Singapore to O'Hare Intl flights

Singapore to Atlanta flights

Singapore to San Jose flights

Singapore to Baltimore flights

Singapore to Boston flights

Singapore to Ontario flights

Singapore to Denver flights

Singapore to Hobby flights

Singapore to Santa Ana flights

Singapore to Midway flights

Singapore to Las Vegas flights

Singapore to Orlando flights

Singapore to Oakland flights

Singapore to Reagan-National flights

Singapore to George Bush Intcntl flights

Singapore to Miami flights

Singapore to Austin flights

Singapore to Portland flights

Singapore to Grand Rapids flights

Singapore to Kansas City flights

Singapore to Charlotte flights

Singapore to Pittsburgh flights

Singapore to Burbank flights

Singapore to Flint flights

Singapore to Cincinnati flights

Singapore to San Diego flights

Singapore to Minneapolis flights

Singapore to West Palm Beach flights

Singapore to Fort Lauderdale flights

Singapore to Greensboro flights

Singapore to Philadelphia flights

Singapore to Sarasota flights

Singapore to Columbus flights

Singapore to Sky Harbor Intl flights

Singapore to Manchester flights

Singapore to Anchorage flights

Singapore to Long Beach flights

Singapore to Lexington flights

Complete your trip

Illinois car hire

Chicago O'Hare Intl Airport car hire

Chicago Midway Airport car hire

Moline Quad-City Airport car hire

Bloomington-Normal Airport car hire

Springfield Capital Airport car hire

Champaign University-Willard Airport car hire

Chicago Greater Rockford Airport car hire

Belleville Airport car hire

Quincy Regional Airport car hire

Chicago car hire

Top 7 airlines flying from Singapore to Illinois

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	CheapestS$ 1,090	AverageS$ 1,617	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Cathay Pacific	CheapestS$ 1,224	AverageS$ 1,472	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
Korean Air	CheapestS$ 1,262	AverageS$ 2,673	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights
EVA Air	CheapestS$ 1,295	AverageS$ 1,503	FlexibilityNo cancel fee	On-time74%	Search EVA Air flights
ANA	CheapestS$ 1,415	AverageS$ 1,976	FlexibilityNo cancel fee	On-time80%	Search ANA flights
Japan Airlines	CheapestS$ 1,469	AverageS$ 1,698	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights
Etihad Airways	CheapestS$ 2,013	AverageS$ 2,507	FlexibilityNo cancel fee	On-time75%	Search Etihad Airways flights

Fly with Cheapflights

How does Cheapflights help users find flights from Singapore to Illinois?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Singapore to Illinois. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from Singapore to Illinois?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Singapore to Illinois.

Can Cheapflights find flights from Singapore to Illinois with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Singapore to Illinois flexibly with Cheapflights today.

Can Cheapflights notify me if prices for flights from Singapore to Illinois become cheaper?

Yes, Cheapflights offers price alerts on Singapore to Illinois flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Singapore to Illinois from S$ 606

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 22-5. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Singapore to Illinois

Keep the following information in mind while searching for Singapore to Illinois flight deals. Data was last updated 15 April 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Singapore to Illinois

Cheapest flights from Singapore to IllinoisExplore the most affordable flight options available from Singapore to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Explore the most affordable flight options available from Singapore to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Singapore to Illinois that are best for you.

Best time to book a flight from Singapore to Illinois

Have a flexible travel schedule? Discover the best time to fly to Illinois from Singapore with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Singapore to Illinois

What is the cheapest time of day to fly from SIN to IL?

Find hourly flight availability from Singapore to Illinois. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 April 2025.

Rainfall in Illinois by month

Plan your trip to Illinois by taking into account the average rainfall totals by month.

Temperature in Illinois by month

Plan your trip to Illinois by taking into account the average temperature totals by month.

Reviews of airlines servicing Illinois

Related info for your journey

Find useful and relevant information for your journey from Singapore to Illinois. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Singapore to Illinois?

What are the cheapest airlines to fly from Singapore to Illinois one-way?

Can I find deals for flights from Singapore to Illinois that include hotel bookings?

How can I find direct flights from Singapore to Illinois?

Can I find deals for business class flights from Singapore to Illinois?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Singapore to Illinois

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Singapore to Illinois

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Singapore to Illinois?

Why should you use Cheapflights to find cheap flight tickets from Singapore to Illinois?

Can Cheapflights find flights from Singapore to Illinois with no change fees?

Can Cheapflights notify me if prices for flights from Singapore to Illinois become cheaper?

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Singapore to Illinois
Explore the most affordable flight options available from Singapore to Illinois. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2025.