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Cheap flights from Singapore to Chicago O'Hare Intl Airport from S$ 649

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 29-5. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ORD
15 Apr — 22 Apr1
1 adult

Cheapflights Tip: The best prices from Singapore Changi to Chicago O'Hare Intl are usually found in February or April, booked 11 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Singapore to O'Hare Intl

Discover tips and strategies to find the most affordable flight options for your journey from Singapore (SIN) to O'Hare Intl (ORD). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 April 2025.

Round-trip from

S$ 1,186

One-way from

S$ 649

Popular in

January

Cheapest in

February

Average price

S$ 1,321
Air Canada
  • Air Canada
  • 24-6-23-7
  • 3 total stops
  • 88h 41m total
  • Singapore to Chicago
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29-5
  • 29-5
  • 2 total stops
  • 40h 02m total
  • Singapore to Chicago
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Highest demand for flights based on searches. 6% potential increase in price (S$ 155 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (S$ 82 potential savings vs. average return price).
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Average for round-trip flights in April 2025
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Find flight deals from Singapore to O'Hare Intl

Cheapest flights from Singapore to O'Hare Intl
Explore the most affordable flight options available from Singapore to O'Hare Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 April 2025.

Mon 27-1021:00SIN - ORD
2 stops32h 38mAir Canada
Thu 13-1113:00ORD - SIN
1 stop28h 55mAir Canada
Deal found 10-4S$ 1,134
Mon 27-1020:15SIN - ORD
1 stop30h 45mCathay Pacific
Thu 13-1114:40ORD - SIN
1 stop31h 15mCathay Pacific
Deal found 9-4S$ 1,210
Mon 23-608:45SIN - ORD
1 stop33h 44mUnited Airlines
Sat 12-719:48ORD - SIN
1 stop33h 37mUnited Airlines
Deal found 9-4S$ 1,237
Sun 26-1001:30SIN - ORD
1 stop21h 00mKorean Air
Thu 13-1111:05ORD - SIN
1 stop27h 55mKorean Air
Deal found 10-4S$ 1,244
Mon 23-613:45SIN - ORD
2 stops28h 55mMultiple Airlines
Thu 10-720:42ORD - SIN
2 stops26h 53mMultiple Airlines
Deal found 9-4S$ 1,268
Sun 26-1001:30SIN - ORD
2 stops35h 23mDelta
Thu 13-1107:00ORD - SIN
2 stops27h 10mDelta
Deal found 9-4S$ 1,280
Tue 24-609:00SIN - ORD
1 stop35h 25mAir India
Wed 23-712:00ORD - SIN
1 stop30h 30mAir India
Deal found 10-4S$ 1,375
Fri 6-608:05SIN - ORD
1 stop20h 55mJapan Airlines
Tue 10-601:30ORD - SIN
1 stop27h 00mJapan Airlines
Deal found 10-4S$ 1,488
Mon 19-513:10SIN - ORD
1 stop20h 50mEVA Air
Fri 23-519:40ORD - SIN
2 stops27h 20mEVA Air
Deal found 8-4S$ 1,566
Wed 14-523:30SIN - ORD
1 stop26h 15mSWISS
Wed 28-519:05ORD - SIN
2 stops39h 30mSWISS
Deal found 9-4S$ 1,603
Wed 18-608:05SIN - ORD
1 stop20h 55mAmerican Airlines
Wed 9-722:17ORD - SIN
2 stops30h 13mAmerican Airlines
Deal found 9-4S$ 1,611
Sun 18-503:10SIN - ORD
2 stops31h 44mQatar Airways
Fri 23-519:20ORD - SIN
2 stops33h 55mQatar Airways
Deal found 8-4S$ 1,664

Cheapflights Fare Finder

Customise your flight search to find flights from Singapore to O'Hare Intl that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 10 April 2025.
Use the filters below to find and compare flights from Singapore to Chicago O'Hare Intl Airport that are best for you.

Fly from

Singapore

Fly to

O'Hare Intl

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$ 1,186

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 17-6

01:50-14:25

1 stop25h 35m

Chicago O'Hare Intl

Tue 8-7

16:00-05:30

1 stop24h 30m

S$ 1,233

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 23-6

08:45-05:29

1 stop33h 44m

Chicago O'Hare Intl

Sat 12-7

19:48-18:25

1 stop33h 37m

S$ 1,237

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 23-6

13:45-05:40

2 stops28h 55m

Chicago O'Hare Intl

Thu 10-7

20:42-12:35

2 stops26h 53m

S$ 1,268

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 24-6

09:00-07:25

1 stop35h 25m

Chicago O'Hare Intl

Wed 23-7

12:00-07:30

1 stop30h 30m

S$ 1,375

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 6-6

08:05-16:00

1 stop20h 55m

Chicago O'Hare Intl

Tue 10-6

01:30-17:30

1 stop27h 00m

S$ 1,488

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 19-5

13:10-21:00

1 stop20h 50m

Chicago O'Hare Intl

Fri 23-5

19:40-12:00

2 stops27h 20m

S$ 1,566

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Wed 14-5

23:30-12:45

1 stop26h 15m

Chicago O'Hare Intl

Wed 28-5

19:05-23:35

2 stops39h 30m

S$ 1,603

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Wed 18-6

08:05-16:00

1 stop20h 55m

Chicago O'Hare Intl

Wed 9-7

22:17-17:30

2 stops30h 13m

S$ 1,611

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 20-6

07:30-22:09

2 stops27h 39m

Chicago O'Hare Intl

Tue 8-7

18:59-23:40

2 stops39h 41m

S$ 1,617

Flights are sorted by cheapest return flights first.

Deals found on 8-4

Showing 1-10 of 26 results
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Best time to book a flight from Singapore to O'Hare Intl

Have a flexible travel schedule? Discover the best time to fly to O'Hare Intl 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 Chicago O'Hare Intl Airport

How far ahead should I book a flight from Singapore to Chicago O'Hare Intl Airport?

Use this chart to determine the optimal time to book a return flight from Singapore to O'Hare Intl. Price data was last updated on 4 April 2025.

The best time to book flights from Singapore to Chicago O'Hare Intl Airport is 10 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Find hourly flight availability from Singapore to O'Hare Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 10 April 2025.

When flying from Singapore to Chicago O'Hare Intl Airport, the time of day you fly usually plays a role in the price. Save by searching for a flight at midday, which can drop the price by up to 2% versus a flight in the afternoon.

Rainfall in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Chicago O'Hare Intl Airport 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 Chicago O'Hare Intl Airport when rainfall is around 43.0 mm.

Temperature in O'Hare Intl by month

Plan your trip to O'Hare Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Chicago O'Hare Intl Airport, 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 O'Hare Intl

Get insights into the airlines that provide service to O'Hare Intl. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to O'Hare Intl. Reviews last updated 10 April 2025.
Read reviews from past customers who have flown EVA Air, Korean Air and Japan Airlines from Singapore to Chicago. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Boarding

8.4

Crew

8.6

Food

8.1

Comfort

8.3

Entertainment

8.0

Overall

8.4

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
1,172 reviews
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Boarding

8.4

Crew

8.6

Food

8.1

Comfort

8.3

Entertainment

8.0

Overall

8.4

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
1,060 reviews
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Boarding

8.4

Crew

8.6

Food

8.1

Comfort

8.3

Entertainment

8.0

Overall

8.4

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
1,172 reviews
Check prices

Boarding

8.4

Crew

8.6

Food

8.1

Comfort

8.3

Entertainment

8.0

Overall

8.4

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.
Emirates
8.0
Very Good
3,197 reviews
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Boarding

8.4

Crew

8.6

Food

8.1

Comfort

8.3

Entertainment

8.0

Overall

8.4

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.
Delta
8.0
Very Good
7,910 reviews
EVA Air
8.4
Very Good
1,172 reviews
Check prices

Boarding

8.4

Crew

8.6

Food

8.1

Comfort

8.3

Entertainment

8.0

Overall

8.4

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

Find useful and relevant information for your journey from Singapore to O'Hare Intl. 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 Chicago O'Hare Intl?

    Located just 16.9 km from the city centre, Singapore Changi is the airport most travellers will use when flying to Chicago O'Hare Intl from Singapore. Booking flights from Changi (SIN) to Chicago O'Hare Intl should be relatively easy as there are 0 daily outbound flights to Chicago O'Hare Intl from 6 different airlines.

  • What are the cheapest airlines flying from Singapore to Chicago O'Hare Intl Airport round-trip?

    Currently priced at S$ 1,186, Air Canada will fly you from Singapore to Chicago O'Hare Intl Airport and back. In addition to Air Canada, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Cathay Pacific and United Airlines - these airlines can fly you to your destination from S$ 1,233 and S$ 1,237, respectively. Air Canada is currently priced 30% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Singapore to Chicago O'Hare Intl Airport one-way?

    The cheapet airlines for a one-way flight from Singapore to Chicago O'Hare Intl Airport are Cathay Pacific (S$ 738), IndiGo (S$ 742), and Korean Air (S$ 831).

  • Can I find deals for flights from Singapore to O'Hare Intl that include hotel bookings?

    Yes. In addition to deals on Singapore to O'Hare Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Singapore to O'Hare Intl?

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

  • Can I find deals for business class flights from Singapore to O'Hare Intl?

    Yes. Cheapflights offers flight deals from Singapore to O'Hare Intl 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

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Fly from Singapore to O'Hare Intl on these airlines

Choose from the following airlines for your flight from Singapore to O'Hare Intl. Flights are based on user searches made on Cheapflights and were last updated on 10 April 2025.
EVA Air flights from Singapore Changi to Chicago O'Hare Intl
United Airlines flights from Singapore Changi to Chicago O'Hare Intl
ANA flights from Singapore Changi to Chicago O'Hare Intl

Top 6 airlines flying from Singapore to O'Hare Intl

Discover the top 6 airlines that operate flights from Singapore to O'Hare Intl. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 200,618 searches. Data last updated 10 April 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestS$ 1,116AverageS$ 1,654FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Cathay PacificCheapestS$ 1,252AverageS$ 1,541FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Korean AirCheapestS$ 1,291AverageS$ 2,736FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
EVA AirCheapestS$ 1,325AverageS$ 1,546FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
ANACheapestS$ 1,448AverageS$ 2,022FlexibilityNo cancel feeOn-time80%
Search ANA flights
Japan AirlinesCheapestS$ 1,503AverageS$ 1,730FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights

Fly with Cheapflights

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How does Cheapflights help users find flights from Singapore to O'Hare Intl?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Singapore to O'Hare Intl. 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 O'Hare Intl?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to O'Hare Intl from Singapore.

Can Cheapflights find flights from Singapore to O'Hare Intl with no change fees?

Need flexible booking options for your flight to O'Hare Intl from Singapore? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Singapore to O'Hare Intl become cheaper?

Yes, Cheapflights offers price alerts on Singapore to O'Hare Intl 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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