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Cheap flights from Singapore to Chicago O'Hare Intl Airport from S$ 634

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 26-7. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ORD
16 Jun — 23 Jun1
1 adult

Cheapflights Tip: The best prices from Singapore Changi to Chicago O'Hare Intl are usually found in February or April, booked 27 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 11 June 2025.

Round-trip from

S$ 871

One-way from

S$ 634

Popular in

January

Cheapest in

February

Average price

S$ 1,619
Japan Airlines
  • Japan Airlines
  • 23-6-22-7
  • 3 total stops
  • 71h 53m total
  • Singapore to Chicago
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Japan Airlines
  • Japan Airlines
  • 26-7
  • 2 total stops
  • 38h 53m total
  • Singapore to Chicago
Search Deals
Highest demand for flights based on searches. 4% potential increase in price (S$ 91 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease (S$ 74 potential savings vs. average return price).
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Average for round-trip flights in June 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 11 June 2025.

Mon 23-601:55SIN - ORD
2 stops32h 13mJapan Airlines
Tue 22-701:30ORD - SIN
1 stop39h 40mJapan Airlines
Deal found 10-6S$ 871
Mon 27-1010:10SIN - ORD
1 stop26h 00mUnited Airlines
Thu 13-1107:10ORD - SIN
1 stop23h 05mUnited Airlines
Deal found 11-6S$ 881
Tue 7-1022:10SIN - ORD
1 stop23h 30mANA
Mon 13-1011:50ORD - SIN
1 stop23h 55mANA
Deal found 9-6S$ 1,046
Fri 20-611:05SIN - ORD
2 stops25h 54mMultiple Airlines
Sat 5-717:45ORD - SIN
1 stop23h 55mMultiple Airlines
Deal found 11-6S$ 1,092
Mon 27-1021:00SIN - ORD
2 stops30h 39mAir Canada
Thu 13-1115:40ORD - SIN
1 stop26h 15mAir Canada
Deal found 11-6S$ 1,177
Wed 11-620:05SIN - ORD
1 stop31h 20mCathay Pacific
Mon 23-616:00ORD - SIN
1 stop24h 30mCathay Pacific
Deal found 11-6S$ 1,290
Sat 13-1215:45SIN - ORD
2 stops27h 19mEVA Air
Mon 5-118:50ORD - SIN
2 stops29h 40mEVA Air
Deal found 11-6S$ 1,334
Sun 22-601:55SIN - ORD
2 stops25h 20mAmerican Airlines
Wed 23-710:00ORD - SIN
2 stops25h 20mAmerican Airlines
Deal found 8-6S$ 1,351
Fri 12-1202:00SIN - ORD
2 stops41h 04mChina Airlines
Mon 5-118:50ORD - SIN
2 stops28h 15mChina Airlines
Deal found 10-6S$ 1,352
Fri 25-719:45SIN - ORD
2 stops35h 10mIndiGo
Fri 1-819:50ORD - SIN
2 stops32h 55mIndiGo
Deal found 10-6S$ 1,552
Fri 21-1100:05SIN - ORD
1 stop26h 40mSWISS
Thu 27-1121:05ORD - SIN
2 stops30h 45mSWISS
Deal found 11-6S$ 1,625

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 11 June 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

Mon 23-6

01:55-21:08

2 stops32h 13m

Chicago O'Hare Intl

Tue 22-7

01:30-06:10

1 stop39h 40m

S$ 871

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 27-10

10:10-23:10

1 stop26h 00m

Chicago O'Hare Intl

Thu 13-11

07:10-20:15

1 stop23h 05m

S$ 881

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 7-10

22:10-08:40

1 stop23h 30m

Chicago O'Hare Intl

Mon 13-10

11:50-00:45

1 stop23h 55m

S$ 1,046

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 27-10

21:00-14:39

2 stops30h 39m

Chicago O'Hare Intl

Thu 13-11

15:40-07:55

1 stop26h 15m

S$ 1,177

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 3-10

08:05-23:59

2 stops28h 54m

Chicago O'Hare Intl

Fri 10-10

12:00-07:30

1 stop30h 30m

S$ 1,262

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 22-6

01:55-14:15

2 stops25h 20m

Chicago O'Hare Intl

Wed 23-7

10:00-00:20

2 stops25h 20m

S$ 1,351

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 3-10

13:10-20:45

1 stop20h 35m

Chicago O'Hare Intl

Thu 9-10

00:30-12:00

1 stop22h 30m

S$ 1,361

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 2-10

01:50-14:25

1 stop25h 35m

Chicago O'Hare Intl

Fri 10-10

16:00-11:45

1 stop30h 45m

S$ 1,399

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 25-7

19:45-17:55

2 stops35h 10m

Chicago O'Hare Intl

Fri 1-8

19:50-17:45

2 stops32h 55m

S$ 1,552

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 6-10

02:00-06:21

2 stops41h 21m

Chicago O'Hare Intl

Mon 13-10

06:00-00:35

2 stops53h 35m

S$ 1,555

Flights are sorted by cheapest return flights first.

Deals found on 11-6

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 9 June 2025.

The best time to book flights from Singapore to Chicago O'Hare Intl Airport is 27 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 11 June 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 11 June 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
1,202 reviews
Check prices

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very Good
1,202 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very Good
1,088 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very Good
1,489 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very Good
738 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.3
Very Good
878 reviews
EVA Air
8.4
Very Good
1,202 reviews
Check prices

Comfort

8.3

Overall

8.4

Crew

8.6

Food

8.1

Boarding

8.4

Entertainment

8.0

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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 7 different airlines.

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

    Currently priced at S$ 871, Japan Airlines will fly you from Singapore to Chicago O'Hare Intl Airport and back. In addition to Japan Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from United Airlines and ANA - these airlines can fly you to your destination from S$ 881 and S$ 1,046, respectively. Japan Airlines is currently priced 47% 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 Japan Airlines (S$ 634), American Airlines (S$ 638), and United Airlines (S$ 772).

  • 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 11 June 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 7 airlines flying from Singapore to O'Hare Intl

Discover the top 7 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 11 June 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapestS$ 894AverageS$ 1,574FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
United AirlinesCheapestS$ 1,066AverageS$ 1,423FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Cathay PacificCheapestS$ 1,197AverageS$ 1,440FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Korean AirCheapestS$ 1,234AverageS$ 2,614FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
EVA AirCheapestS$ 1,291AverageS$ 1,554FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
ANACheapestS$ 1,384AverageS$ 2,099FlexibilityNo cancel feeOn-time80%
Search ANA flights
Etihad AirwaysCheapestS$ 1,968AverageS$ 2,452FlexibilityNo cancel feeOn-time75%
Search Etihad Airways 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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