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Cheap flights from Singapore to Chicago O'Hare Intl Airport 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 25-9. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ORD
24 Aug — 31 Aug1
1 adult

Cheapflights Tip: The best prices from Singapore Changi to Chicago O'Hare Intl are usually found in July or February, booked 78 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 19 August 2025.

Round-trip from

S$ 1,016

One-way from

S$ 606

Popular in

January

Cheapest in

July

Average price

S$ 2,154
Air Canada
  • Air Canada
  • 31-1-16-2
  • 3 total stops
  • 64h 36m total
  • Singapore to Chicago
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25-9
  • 25-9
  • 2 total stops
  • 35h 23m total
  • Singapore to Chicago
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (S$ 121 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease (S$ 80 potential savings vs. average return price).
Search Deals
Average for round-trip flights in August 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 19 August 2025.

Sat 13-900:20SIN - ORD
2 stops35h 23mMultiple Airlines
Sun 21-906:30ORD - SIN
2 stops27h 50mMultiple Airlines
Deal found 17-8S$ 1,039
Tue 18-1121:00SIN - ORD
2 stops31h 41mAir Canada
Wed 3-1208:00ORD - SIN
2 stops32h 55mAir Canada
Deal found 18-8S$ 1,048
Sat 13-900:20SIN - ORD
2 stops35h 23mMultiple Airlines
Sun 28-906:30ORD - SIN
2 stops27h 50mMultiple Airlines
Deal found 17-8S$ 1,052
Sat 18-1009:10SIN - ORD
1 stop23h 54mAir Canada
Sun 26-1015:40ORD - SIN
1 stop26h 20mAir Canada
Deal found 18-8S$ 1,054
Thu 13-1121:00SIN - ORD
2 stops33h 44mAir Canada
Sun 30-1112:50ORD - SIN
2 stops28h 10mAir Canada
Deal found 19-8S$ 1,056
Sun 14-906:15SIN - ORD
1 stop21h 40mANA
Sun 21-917:45ORD - SIN
1 stop23h 55mANA
Deal found 17-8S$ 1,059
Thu 13-1106:35SIN - ORD
1 stop21h 15mANA
Sun 30-1116:25ORD - SIN
1 stop24h 30mANA
Deal found 19-8S$ 1,060
Mon 27-1021:00SIN - ORD
2 stops30h 41mAir Canada
Thu 13-1108:45ORD - SIN
2 stops32h 15mAir Canada
Deal found 17-8S$ 1,075
Sun 14-906:15SIN - ORD
1 stop21h 40mANA
Sun 28-917:45ORD - SIN
1 stop23h 55mANA
Deal found 17-8S$ 1,078
Sun 5-1009:10SIN - ORD
1 stop20h 32mAir Canada
Sun 19-1013:27ORD - SIN
2 stops28h 38mAir Canada
Deal found 19-8S$ 1,079
Sat 15-1108:50SIN - ORD
2 stops37h 10mAir Canada
Sun 30-1115:40ORD - SIN
1 stop25h 20mAir Canada
Deal found 18-8S$ 1,083
Tue 9-922:10SIN - ORD
1 stop30h 00mANA
Sun 14-912:40ORD - SIN
1 stop39h 35mANA
Deal found 17-8S$ 1,084

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 19 August 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

Sat 31-1

08:50-14:41

1 stop19h 51m

Chicago O'Hare Intl

Mon 16-2

20:15-07:00

2 stops44h 45m

S$ 1,016

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Mon 2-2

22:20-17:28

2 stops57h 08m

Chicago O'Hare Intl

Wed 18-2

15:40-07:00

1 stop25h 20m

S$ 1,020

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sun 1-2

22:20-19:30

2 stops35h 10m

Chicago O'Hare Intl

Tue 17-2

07:15-00:55

2 stops27h 40m

S$ 1,021

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sat 13-9

00:20-22:43

2 stops35h 23m

Chicago O'Hare Intl

Sun 21-9

06:30-23:20

2 stops27h 50m

S$ 1,039

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Tue 18-11

21:00-14:41

2 stops31h 41m

Chicago O'Hare Intl

Wed 3-12

08:00-06:55

2 stops32h 55m

S$ 1,048

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sat 13-9

00:20-22:43

2 stops35h 23m

Chicago O'Hare Intl

Sun 28-9

06:30-23:20

2 stops27h 50m

S$ 1,052

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 14-11

08:50-14:41

1 stop19h 51m

Chicago O'Hare Intl

Sun 30-11

08:45-07:00

2 stops32h 15m

S$ 1,054

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Sat 18-10

09:10-12:32

2 stops40h 22m

Chicago O'Hare Intl

Sun 26-10

15:40-07:00

1 stop26h 20m

S$ 1,054

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Fri 31-10

08:50-17:10

2 stops45h 20m

Chicago O'Hare Intl

Sat 8-11

08:45-07:00

2 stops56h 15m

S$ 1,054

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

Thu 25-9

00:20-22:43

2 stops35h 23m

S$ 606

Flights are sorted by cheapest return flights first.

Deals found on 19-8

Showing 1-10 of 17 results
1
2

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 8 August 2025.

The best time to book flights from Singapore to Chicago O'Hare Intl Airport is 78 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 19 August 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.

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 19 August 2025.
Read through reviews of airlines operating flights from Singapore to Chicago O'Hare Intl Airport, such as EVA Air, ANA, andJapan Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,232 reviews
Check prices

Boarding

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
EVA Air
8.4
Very Good
1,232 reviews
EVA Air
8.4
Very Good
1,232 reviews
Check prices

Boarding

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
ANA
8.4
Very Good
934 reviews
EVA Air
8.4
Very Good
1,232 reviews
Check prices

Boarding

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Japan Airlines
8.3
Very Good
1,550 reviews
EVA Air
8.4
Very Good
1,232 reviews
Check prices

Boarding

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
Cathay Pacific
7.6
Good
969 reviews
EVA Air
8.4
Very Good
1,232 reviews
Check prices

Boarding

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak
United Airlines
7.4
Good
8,922 reviews
EVA Air
8.4
Very Good
1,232 reviews
Check prices

Boarding

8.4

Food

8.1

Comfort

8.3

Entertainment

8.0

Crew

8.6

Overall

8.4

Reviews

1 / 20
6.0
Good

Anonymous,Aug 2025

BKK - TPE

I bought tickets for myself and my friend and had to argue with the checkin person to get our seats together for the return flights I purchased the tickets together weeks ahead of time and did not expect to have to ask for a supervisor to sit together very disappointed in booking through kayak

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.

  • How long is the flight from Singapore to Chicago O'Hare Intl Airport?

    Departing from Singapore to Chicago O'Hare Intl Airport will take you 19h 51m. The distance between Singapore and Chicago O'Hare Intl Airport is about 15039 km.

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

    Currently priced at S$ 885, United Airlines will fly you from Singapore to Chicago O'Hare Intl Airport and back. In addition to United Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Japan Airlines and Cathay Pacific - these airlines can fly you to your destination from S$ 891 and S$ 1,194, respectively. United Airlines is currently priced 43% below the average price you’ll pay for this route.

  • 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

Browse thousands of different options on Cheapflights for your next trip

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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 19 August 2025.
United Airlines flights from Singapore Changi to Chicago O'Hare Intl
EVA Air 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 19 August 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapestS$ 885AverageS$ 1,319FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Japan AirlinesCheapestS$ 891AverageS$ 1,562FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Cathay PacificCheapestS$ 1,194AverageS$ 1,406FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
Korean AirCheapestS$ 1,230AverageS$ 2,607FlexibilityNo cancel feeOn-time81%
Search Korean Air flights
EVA AirCheapestS$ 1,298AverageS$ 1,507FlexibilityNo cancel feeOn-time74%
Search EVA Air flights
ANACheapestS$ 1,377AverageS$ 2,644FlexibilityNo cancel feeOn-time80%
Search ANA flights
Etihad AirwaysCheapestS$ 1,963AverageS$ 2,446FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights

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 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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