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O'Hare Intl

$515+ Cheap flights from Singapore (SIN) to O'Hare Intl (ORD)

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 10/7. Fares are subject to change and may not be available on all flights or dates of travel.
SIN — ORD
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
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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 Monday or Sunday 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 agosto 14, 2025.

Round-trip from

$790
(lol.travel)

One-way from

$515
(Priceline)

Popular in

January

Cheapest in

July

Average price

$1,679
From Singapore Changi to Chicago O'Hare Intl
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One-way flight from Singapore Changi to Chicago O'Hare Intl
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Highest demand for flights based on searches. 5% potential increase in price ($74 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($48 potential savings vs. average RT price).
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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 agosto 14, 2025.

This lol.travel deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/49:10 amSIN - ORD
1 stop23h 54mAir Canada
dom. 10/191:27 pmORD - SIN
2 stops28h 38mAir Canada
Deal found 8/14$790
This Air Canada deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 9/279:10 amSIN - ORD
2 stops40h 22mAir Canada
sáb. 10/41:27 pmORD - SIN
2 stops52h 38mAir Canada
Deal found 8/13$796
This Gotogate deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/239:10 amSIN - ORD
2 stops36h 58mAir Canada
sáb. 9/273:50 pmORD - SIN
2 stops43h 55mAir Canada
Deal found 8/13$811
This FlightHub deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 9/210:10 pmSIN - ORD
1 stop30h 00mANA
lun. 9/2211:50 amORD - SIN
1 stop23h 55mANA
Deal found 8/13$823
This Gotogate deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 9/226:15 amSIN - ORD
1 stop21h 40mANA
lun. 9/2911:50 amORD - SIN
1 stop23h 55mANA
Deal found 8/14$833
This Air Canada deal was found by Cheapflights users on 8/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 10/279:00 pmSIN - ORD
2 stops30h 41mAir Canada
jue. 11/138:45 amORD - SIN
2 stops32h 15mAir Canada
Deal found 8/13$838
This KAYAK deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/286:15 amSIN - ORD
1 stop21h 40mANA
dom. 9/215:45 pmORD - SIN
1 stop23h 55mANA
Deal found 8/14$839
This KAYAK deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/286:15 amSIN - ORD
1 stop21h 40mANA
lun. 9/1511:50 amORD - SIN
1 stop23h 55mANA
Deal found 8/14$842
This Jettzy deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Jettzy is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 8/286:15 amSIN - ORD
1 stop21h 40mANA
dom. 9/145:45 pmORD - SIN
1 stop23h 55mANA
Deal found 8/14$843
This Air Canada deal was found by Cheapflights users on 8/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 9/289:10 amSIN - ORD
1 stop23h 54mAir Canada
dom. 10/53:45 pmORD - SIN
1 stop26h 20mAir Canada
Deal found 8/14$845

Cheapflights Fare Finder

 
Customize 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 2,558,603 searches. Data last updated agosto 14, 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

sáb. 9/27

9:10 am-12:32 pm

2 stops40h 22m

Chicago O'Hare Intl

sáb. 10/4

1:27 pm-7:05 am

2 stops52h 38m

$796

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

jue. 1/29

8:50 am-7:30 pm

2 stops24h 40m

Chicago O'Hare Intl

sáb. 2/14

8:15 pm-4:55 am

2 stops42h 40m

$798

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

mar. 9/2

10:10 pm-3:10 pm

1 stop30h 00m

Chicago O'Hare Intl

lun. 9/22

11:50 am-12:45 am

1 stop23h 55m

$823

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

mar. 1/27

11:55 pm-2:41 pm

2 stops52h 46m

Chicago O'Hare Intl

jue. 2/12

3:40 pm-7:00 am

1 stop25h 20m

$827

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

lun. 10/27

9:00 pm-2:41 pm

2 stops30h 41m

Chicago O'Hare Intl

jue. 11/13

8:45 am-7:00 am

2 stops32h 15m

$838

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

jue. 8/28

6:15 am-2:55 pm

1 stop21h 40m

Chicago O'Hare Intl

lun. 9/15

11:50 am-12:45 am

1 stop23h 55m

$842

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

mar. 10/7

9:10 am-4:42 pm

1 stop20h 32m

$515

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

vie. 10/31

8:50 am-8:00 am

2 stops36h 10m

$534

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

mié. 10/15

7:45 pm-5:55 pm

2 stops35h 10m

$549

SingaporeChicago

SIN - ORD

SINORD

Singapore Changi

mar. 10/7

2:35 pm-7:52 pm

3 stops42h 17m

$562

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/13

Showing 1-10 of 15 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 round-trip 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 round-trip flight from Singapore to O'Hare Intl. Price data was last updated on August 8, 2025.

Booking 78 days in advance of your planned departure date is, on average, the best time to get cheap flights from Singapore to Chicago O'Hare Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Singapore to Chicago O'Hare Intl Airport?

Currently, August is the cheapest month in which you can book a flight from Singapore to Chicago O'Hare Intl Airport (average of $245). Flying from Singapore to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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 agosto 14, 2025.

It’s optimal to fly from Singapore to Chicago O'Hare Intl Airport at noon. By choosing this option you can save up to 22% on the cost of your flight, compared to 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 agosto 14, 2025.
Peruse reviews from past customers who have flown with EVA Air, Cathay Pacific, and United Airlines from Singapore to Chicago O'Hare Intl Airport to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,233 reviews

Overall

8.4

Entertainment

8.0

Boarding

8.4

Crew

8.6

Comfort

8.3

Food

8.1

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
1,233 reviews
EVA Air
8.4
Very good
1,233 reviews

Overall

8.4

Entertainment

8.0

Boarding

8.4

Crew

8.6

Comfort

8.3

Food

8.1

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
968 reviews
EVA Air
8.4
Very good
1,233 reviews

Overall

8.4

Entertainment

8.0

Boarding

8.4

Crew

8.6

Comfort

8.3

Food

8.1

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
8,916 reviews
EVA Air
8.4
Very good
1,233 reviews

Overall

8.4

Entertainment

8.0

Boarding

8.4

Crew

8.6

Comfort

8.3

Food

8.1

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?

    For a flight from Singapore to Chicago O'Hare Intl, you will be flying from Changi. Singapore Changi (SIN) is just 10.5 mi from the center of the city. Changi is the only Singapore airport and it handles 0 outbound flights to Chicago O'Hare Intl per day. 3 airlines have flights to Chicago O'Hare Intl from Singapore Changi on a regular basis.

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

    United Airlines, at $802, was found to be the cheapest airline from Singapore to Chicago O'Hare Intl Airport.Alternate airlines to your destination round-trip include Cathay Pacific and EVA Air. You may be able to fly from Singapore to Chicago O'Hare Intl Airport for 34% less than the average price by searching for these airlines.

  • 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 vacation 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.

  • What is the cheapest month to book a flight from Singapore to Chicago O'Hare Intl Airport?

    Currently, August is the cheapest month in which you can book a flight from Singapore to Chicago O'Hare Intl Airport (average of $245). Flying from Singapore to Chicago O'Hare Intl Airport in March is currently the most expensive (average of $321). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Chicago O'Hare Intl Airport?

Book flights to Chicago O'Hare Intl Airport if you plan to visit one of these locations
Schaumburg
Rosemont
Beloit
Hoffman Estates
Skokie
Des Plaines
Elgin
Gurnee
Arlington Heights
Racine
Rockford
Great Lakes
Orland Park
Merrillville
Naperville
Waukegan
Elk Grove Village
Downers Grove
Tinley Park
Evanston

Browse thousands of different options on Cheapflights for your next trip

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Top 3 airlines flying from Singapore to O'Hare Intl

Discover the top 3 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 2,558,603 searches. Data last updated agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$802Average$1,000FlexibilityNo cancel feeOn-time69%
Cathay PacificCheapest$871Average$1,125FlexibilityNo cancel feeOn-time72%
EVA AirCheapest$1,024Average$1,267FlexibilityNo cancel feeOn-time74%

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