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$ 786. IndiGo flights start at S$ 874 while deals on Turkish Airlines start at S$ 920 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 Japan Airlines. 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 12 days before your planned departure. Booking around this time can save you about 17% on the cost of this flight compared to booking a flight leaving this week. We have found prices from S$ 1,397 if you need a flight within two weeks. For flights within the next 72 hours, you can find tickets from as low as S$ 1,826.

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, October can be a great choice for travel to Illinois. Flights to Illinois from Singapore in October are about S$ 1,706 on average during October, but can be found for as low as S$ 1,170.

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$ 707+ Flights from Singapore to Illinois

Cheap flight deals from Singapore to Illinois

Round-trip from	S$ 1,230
One-way from	S$ 707

Cathay Pacific
3-3-10-3
2 total stops
55h 45m total
Singapore to Illinois

Search Deals

18-3
2 total stops
34h 28m total
Singapore to Illinois

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 17 January 2025.

Mon 3-320:15SIN - ORD

1 stop30h 45mCathay Pacific

Mon 10-315:40ORD - SIN

1 stop25h 00mCathay Pacific

Deal found 17-1S$ 1,230

Thu 6-222:30SIN - ORD

1 stop24h 10mKorean Air

Wed 19-211:25ORD - SIN

1 stop43h 00mKorean Air

Deal found 17-1S$ 1,308

Sun 2-310:25SIN - ORD

1 stop37h 45mTurkish Airlines

Sun 9-312:55ORD - SIN

1 stop39h 40mTurkish Airlines

Deal found 16-1S$ 1,329

Tue 24-608:45SIN - ORD

1 stop33h 19mUnited Airlines

Wed 23-706:00ORD - SIN

1 stop23h 45mUnited Airlines

Deal found 17-1S$ 1,333

Fri 21-206:40SIN - ORD

3 stops30h 38mMultiple Airlines

Fri 28-211:35ORD - SIN

2 stops34h 20mMultiple Airlines

Deal found 16-1S$ 1,353

Wed 12-201:30SIN - ORD

2 stops30h 55mDelta

Thu 20-218:38ORD - SIN

2 stops39h 32mDelta

Deal found 15-1S$ 1,355

Thu 6-211:00SIN - MDW

2 stops25h 20mDelta

Wed 19-217:05MDW - SIN

2 stops37h 20mDelta

Deal found 16-1S$ 1,356

Thu 6-211:00SIN - ORD

2 stops24h 58mKLM

Wed 19-207:00ORD - SIN

2 stops27h 10mKLM

Deal found 16-1S$ 1,399

Thu 6-209:15SIN - ORD

1 stop21h 12mSingapore Airlines

Wed 19-219:00ORD - SIN

1 stop34h 05mSingapore Airlines

Deal found 16-1S$ 1,426

Thu 6-210:45SIN - ORD

2 stops33h 09mANA

Wed 19-210:30ORD - SIN

1 stop24h 25mANA

Deal found 16-1S$ 1,438

Mon 17-215:45SIN - ORD

1 stop41h 50mEVA Air

Sun 16-300:30ORD - SIN

1 stop22h 35mEVA Air

Deal found 17-1S$ 1,455

Sun 16-308:20SIN - ORD

1 stop36h 10mAir India

Mon 17-312:00ORD - SIN

1 stop42h 05mAir India

Deal found 17-1S$ 1,513

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 17 January 2025.

Mon 3-320:15SIN - ORD

1 stop30h 45mCathay Pacific

Mon 10-315:40ORD - SIN

1 stop25h 00mCathay Pacific

Deal found 17-1S$ 1,230

Thu 6-222:30SIN - ORD

1 stop24h 10mKorean Air

Wed 19-211:25ORD - SIN

1 stop43h 00mKorean Air

Deal found 17-1S$ 1,308

Sun 2-310:25SIN - ORD

1 stop37h 45mTurkish Airlines

Sun 9-312:55ORD - SIN

1 stop39h 40mTurkish Airlines

Deal found 16-1S$ 1,329

Tue 24-608:45SIN - ORD

1 stop33h 19mUnited Airlines

Wed 23-706:00ORD - SIN

1 stop23h 45mUnited Airlines

Deal found 17-1S$ 1,333

Fri 21-206:40SIN - ORD

3 stops30h 38mMultiple Airlines

Fri 28-211:35ORD - SIN

2 stops34h 20mMultiple Airlines

Deal found 16-1S$ 1,353

Wed 12-201:30SIN - ORD

2 stops30h 55mDelta

Thu 20-218:38ORD - SIN

2 stops39h 32mDelta

Deal found 15-1S$ 1,355

Thu 6-211:00SIN - ORD

2 stops24h 58mKLM

Wed 19-207:00ORD - SIN

2 stops27h 10mKLM

Deal found 16-1S$ 1,399

Thu 6-209:15SIN - ORD

1 stop21h 12mSingapore Airlines

Wed 19-219:00ORD - SIN

1 stop34h 05mSingapore Airlines

Deal found 16-1S$ 1,426

Thu 6-210:45SIN - ORD

2 stops33h 09mANA

Wed 19-210:30ORD - SIN

1 stop24h 25mANA

Deal found 16-1S$ 1,438

Mon 17-215:45SIN - ORD

1 stop41h 50mEVA Air

Sun 16-300:30ORD - SIN

1 stop22h 35mEVA Air

Deal found 17-1S$ 1,455

Sun 16-308:20SIN - ORD

1 stop36h 10mAir India

Mon 17-312:00ORD - SIN

1 stop42h 05mAir India

Deal found 17-1S$ 1,513

Tue 24-608:05SIN - ORD

2 stops24h 30mAmerican Airlines

Wed 23-709:45ORD - SIN

2 stops25h 35mAmerican Airlines

Deal found 17-1S$ 1,515

Last-minute flights from Singapore to Illinois
Discover last-minute flight deals from Singapore to Illinois. Data last updated 17 January 2025 and is based on user searches.

Wed 5-201:40SIN - MDW

2 stops28h 41mKLM

Wed 19-217:07MDW - SIN

2 stops33h 08mKLM

Deal found 16-1S$ 2,678

Thu 6-211:00SIN - ORD

1 stop35h 40mKorean Air

Wed 19-211:25ORD - SIN

1 stop43h 00mKorean Air

Deal found 16-1S$ 1,311

Thu 6-211:00SIN - MDW

2 stops25h 20mDelta

Wed 19-217:05MDW - SIN

2 stops37h 20mDelta

Deal found 16-1S$ 1,356

Thu 6-211:00SIN - ORD

2 stops24h 58mKLM

Wed 19-207:00ORD - SIN

2 stops27h 10mKLM

Deal found 16-1S$ 1,399

Thu 6-209:15SIN - ORD

1 stop21h 12mSingapore Airlines

Wed 19-219:00ORD - SIN

1 stop34h 05mSingapore Airlines

Deal found 16-1S$ 1,426

Thu 6-210:45SIN - ORD

2 stops33h 09mANA

Wed 19-210:30ORD - SIN

1 stop24h 25mANA

Deal found 16-1S$ 1,438

Wed 12-201:30SIN - ORD

2 stops30h 55mDelta

Thu 20-218:38ORD - SIN

2 stops39h 32mDelta

Deal found 15-1S$ 1,355

Sun 16-203:55SIN - ORD

3 stops39h 47mChina Southern

Mon 17-317:10ORD - SIN

2 stops30h 20mChina Southern

Deal found 17-1S$ 2,273

Mon 17-220:15SIN - ORD

1 stop30h 45mCathay Pacific

Sun 23-214:40ORD - SIN

1 stop25h 00mCathay Pacific

Deal found 17-1S$ 1,248

Mon 17-206:35SIN - ORD

2 stops27h 42mUnited Airlines

Mon 17-314:30ORD - SIN

1 stop27h 30mUnited Airlines

Deal found 17-1S$ 1,349

Mon 17-215:45SIN - ORD

1 stop41h 50mEVA Air

Sun 16-300:30ORD - SIN

1 stop22h 35mEVA Air

Deal found 17-1S$ 1,455

Fri 21-206:40SIN - ORD

3 stops30h 38mMultiple Airlines

Fri 28-211:35ORD - SIN

2 stops34h 20mMultiple Airlines

Deal found 16-1S$ 1,353

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 17 January 2025.

Tue 18-322:30SIN - ORD

2 stops34h 28mMultiple Airlines

Deal found 16-1S$ 707

Wed 19-301:25SIN - ORD

1 stop25h 35mCathay Pacific

Deal found 16-1S$ 786

Thu 27-319:40SIN - ORD

2 stops36h 55mIndiGo

Deal found 16-1S$ 874

Sat 15-323:25SIN - ORD

1 stop33h 10mTurkish Airlines

Deal found 15-1S$ 920

Sat 15-306:40SIN - MDW

3 stops30h 37mMultiple Airlines

Deal found 15-1S$ 965

Wed 29-121:00SIN - ORD

2 stops31h 39mAir Canada

Deal found 17-1S$ 1,073

Sat 12-413:30SIN - ORD

2 stops28h 43mChina Southern

Deal found 16-1S$ 1,126

Tue 28-102:00SIN - ORD

2 stops43h 40mEthiopian Air

Deal found 17-1S$ 1,219

Sun 26-100:05SIN - ORD

2 stops26h 10mSWISS

Deal found 16-1S$ 1,266

Sun 30-310:55SIN - ORD

1 stop37h 00mLufthansa

Deal found 16-1S$ 1,284

Fri 14-303:15SIN - ORD

1 stop25h 15mJetBlue

Deal found 16-1S$ 1,311

Wed 26-301:30SIN - ORD

2 stops35h 23mDelta

Deal found 16-1S$ 1,342

Find flights from Singapore to Illinois within your budget

Fly from

Fly to

Route

Depart

Return

Price

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 3-3

20:15-13:00

1 stop30h 45m

Chicago O'Hare Intl

Mon 10-3

15:40-05:40

1 stop25h 00m

S$ 1,230

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 6-2

22:30-08:40

1 stop24h 10m

Chicago O'Hare Intl

Wed 19-2

11:25-20:25

1 stop43h 00m

S$ 1,308

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 2-3

10:25-10:10

1 stop37h 45m

Chicago O'Hare Intl

Sun 9-3

12:55-17:35

1 stop39h 40m

S$ 1,329

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 24-6

08:45-05:04

1 stop33h 19m

Chicago O'Hare Intl

Wed 23-7

06:00-18:45

1 stop23h 45m

S$ 1,333

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 21-2

06:40-23:18

3 stops30h 38m

Chicago O'Hare Intl

Fri 28-2

11:35-11:55

2 stops34h 20m

S$ 1,353

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Wed 12-2

01:30-18:25

2 stops30h 55m

Chicago O'Hare Intl

Thu 20-2

18:38-00:10

2 stops39h 32m

S$ 1,355

SingaporeChicago

SIN - MDW

SINMDW

Singapore Changi

Thu 6-2

11:00-22:20

2 stops25h 20m

Chicago Midway

Wed 19-2

17:05-20:25

2 stops37h 20m

S$ 1,356

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 6-2

11:00-21:58

2 stops24h 58m

Chicago O'Hare Intl

Wed 19-2

07:00-00:10

2 stops27h 10m

S$ 1,399

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 6-2

09:15-16:27

1 stop21h 12m

Chicago O'Hare Intl

Wed 19-2

19:00-19:05

1 stop34h 05m

S$ 1,426

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 6-2

10:45-05:54

2 stops33h 09m

Chicago O'Hare Intl

Wed 19-2

10:30-00:55

1 stop24h 25m

S$ 1,438

Flights are sorted by cheapest return flights first.

Deals found on 16-1

Showing 1-10 of 46 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.

Travel insights for flights from Singapore to Illinois

Get recent, data-driven insights about flights from Singapore to Illinois including ideal travel times, pricing trends, and more.

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

Read reviews from past customers who have flown Delta and KLM from Singapore to Illinois. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Korean Air

8.5

Very Good

1,034 reviews

Check prices

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Korean Air

8.5

Very Good

1,034 reviews

Korean Air

8.5

Very Good

1,034 reviews

Check prices

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

EVA Air

8.4

Very Good

1,248 reviews

Korean Air

8.5

Very Good

1,034 reviews

Check prices

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

ANA

8.4

Very Good

847 reviews

Korean Air

8.5

Very Good

1,034 reviews

Check prices

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Japan Airlines

8.3

Very Good

1,448 reviews

Korean Air

8.5

Very Good

1,034 reviews

Check prices

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

Emirates

8.1

Very Good

3,351 reviews

Korean Air

8.5

Very Good

1,034 reviews

Check prices

Reviews

1 / 10

Flight was short, so we did not get food, but that is expected. Only have entertainment a fair rating because no wifi is provided onboard. Good flight overall.

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$ 786. IndiGo flights start at S$ 874 while deals on Turkish Airlines start at S$ 920 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

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Complete your trip

Illinois car hire

Chicago O'Hare Intl Airport car hire

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Moline Quad-City Airport car hire

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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
Turkish Airlines	CheapestS$ 1,007	AverageS$ 1,612	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
United Airlines	CheapestS$ 1,192	AverageS$ 1,660	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Cathay Pacific	CheapestS$ 1,293	AverageS$ 1,551	FlexibilityNo cancel fee	On-time72%	Search Cathay Pacific flights
EVA Air	CheapestS$ 1,336	AverageS$ 1,701	FlexibilityNo cancel fee	On-time74%	Search EVA Air flights
Japan Airlines	CheapestS$ 1,436	AverageS$ 1,625	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights
Korean Air	CheapestS$ 1,528	AverageS$ 2,154	FlexibilityNo cancel fee	On-time81%	Search Korean Air flights
ANA	CheapestS$ 1,741	AverageS$ 1,937	FlexibilityNo cancel fee	On-time80%	Search ANA 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.

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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$ 707

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 18-3. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Singapore to Illinois

Round-trip from

One-way from

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 17 January 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 17 January 2025.

Find flights from Singapore to Illinois within your budget

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.

Travel insights for flights from Singapore to Illinois

Get recent, data-driven insights about flights from Singapore to Illinois including ideal travel times, pricing trends, and more.

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 17 January 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

Read reviews from past customers who have flown Delta and KLM from Singapore to Illinois. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

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?

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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 17 January 2025.