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$342+ Cheap flights from O'Hare Intl (ORD) to Singapore (SIN)

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 3/1. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SIN
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from O'Hare Intl to Singapore

Cheapest flights from O'Hare Intl to Singapore
Explore the most affordable flight options available from O'Hare Intl to Singapore. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 11, 2026.

This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/256:20 pm
ORD
-
SIN
1 stop23h 40m
United Airlines
Wed 4/18:35 pm
SIN
-
ORD
1 stop22h 45m
United Airlines
Deal found 2/8$783
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/246:02 am
ORD
-
SIN
1 stop23h 33m
United Airlines
Mon 9/148:35 pm
SIN
-
ORD
1 stop22h 22m
United Airlines
Deal found 2/9$790
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/181:06 pm
ORD
-
SIN
2 stops28h 54m
United Airlines
Tue 4/78:35 pm
SIN
-
ORD
1 stop21h 52m
United Airlines
Deal found 2/8$795
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/116:47 am
ORD
-
SIN
1 stop23h 28m
United Airlines
Mon 3/210:10 am
SIN
-
ORD
1 stop34h 09m
United Airlines
Deal found 2/9$798
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/107:00 am
ORD
-
SIN
2 stops27h 55m
United Airlines
Wed 2/1810:10 am
SIN
-
ORD
2 stops26h 43m
United Airlines
Deal found 2/8$807
This ScholarTrip deal was found by Cheapflights users on 2/9. 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 ScholarTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/293:35 pm
ORD
-
SIN
1 stop32h 30m
Cathay Pacific
Sun 11/810:00 am
SIN
-
ORD
1 stop40h 55m
Cathay Pacific
Deal found 2/9$822
This Justfly.com deal was found by Cheapflights users on 2/8. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/222:30 pm
ORD
-
SIN
1 stop42h 15m
Air India
Mon 4/611:00 pm
SIN
-
ORD
2 stops49h 10m
Air India
Deal found 2/8$838
This United Airlines deal was found by Cheapflights users on 2/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:02 am
ORD
-
SIN
1 stop23h 33m
United Airlines
Mon 9/148:35 pm
SIN
-
ORD
1 stop21h 23m
United Airlines
Deal found 2/9$840
This United Airlines deal was found by Cheapflights users on 2/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/92:36 pm
ORD
-
SIN
2 stops27h 24m
United Airlines
Sun 3/810:10 am
SIN
-
ORD
1 stop21h 42m
United Airlines
Deal found 2/8$845
This CheapOair deal was found by Cheapflights users on 2/8. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/166:25 am
ORD
-
SIN
2 stops28h 30m
ANA
Tue 3/36:35 am
SIN
-
ORD
2 stops26h 06m
ANA
Deal found 2/8$848
This United Airlines deal was found by Cheapflights users on 2/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/159:45 pm
ORD
-
SIN
2 stops31h 50m
United Airlines
Tue 8/2511:05 am
SIN
-
ORD
1 stop41h 20m
United Airlines
Deal found 2/7$850
This United Airlines deal was found by Cheapflights users on 2/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 3/42:33 pm
ORD
-
SIN
2 stops27h 27m
United Airlines
Fri 3/1310:20 pm
SIN
-
ORD
1 stop39h 39m
United Airlines
Deal found 2/10$853

Find flight deals from O'Hare Intl to Singapore

Discover tips and strategies to find the most affordable flight options for your journey from O'Hare Intl (ORD) to Singapore (SIN). 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 February 11, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$783
(United Airlines)

One-way from

$342
(Expedia)

Popular in

December

Cheapest in

September

Average price

$1,116
Provider with most accurate pricing for Chicago O'Hare Intl-Singapore Changi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago O'Hare Intl-Singapore Changi flights.
Search Deals
From Chicago O'Hare Intl to Singapore Changi
Search Deals
One-way flight from Chicago O'Hare Intl to Singapore Changi
Search Deals
Highest demand for flights based on searches. 12% potential increase in price ($163 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($76 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from O'Hare Intl to Singapore 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 February 11, 2026.
Use the filters below to find and compare flights from Chicago O'Hare Intl Airport to Singapore that are best for you.

Fly from

O'Hare Intl

Fly to

Singapore

Route

Depart

Return

Price

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Tue 3/24

4:35 pm-7:00 am

1 stop25h 25m

Singapore Changi

Wed 4/8

9:00 am-9:38 pm

1 stop25h 38m

$790

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sun 3/15

9:15 pm-8:15 pm

1 stop34h 00m

Singapore Changi

Thu 3/26

10:20 pm-6:19 am

1 stop20h 59m

$790

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Tue 5/12

6:20 am-6:35 pm

1 stop23h 15m

Singapore Changi

Tue 5/26

8:45 am-10:59 pm

1 stop27h 14m

$790

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sun 3/22

9:15 pm-8:15 pm

1 stop34h 00m

Singapore Changi

Mon 3/30

9:00 am-12:59 am

2 stops28h 59m

$795

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Mon 3/9

2:35 pm-7:00 am

2 stops27h 25m

Singapore Changi

Thu 3/12

10:10 am-9:36 pm

1 stop24h 26m

$795

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sat 5/16

7:43 pm-6:35 pm

1 stop33h 52m

Singapore Changi

Tue 6/2

8:35 pm-5:08 am

1 stop21h 33m

$840

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sun 3/22

9:15 pm-8:15 pm

1 stop34h 00m

Singapore Changi

Sun 3/29

9:00 am-12:59 am

1 stop28h 59m

$840

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sun 5/17

10:45 pm-6:35 pm

2 stops30h 50m

Singapore Changi

Sat 5/23

8:45 am-8:24 pm

1 stop24h 39m

$845

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Wed 3/18

8:40 am-7:00 am

2 stops33h 20m

Singapore Changi

Mon 3/30

9:00 am-12:59 am

2 stops28h 59m

$870

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sun 3/1

7:00 am-9:35 am

2 stops36h 35m

$342

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 17 results
1
2

Compare providers for flights from O'Hare Intl to Singapore

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from O'Hare Intl to Singapore in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
Justfly.comPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Chicago O'Hare Intl Airport-Singapore flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Chicago O'Hare Intl Airport-Singapore flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Chicago O'Hare Intl Airport-Singapore flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Chicago O'Hare Intl Airport-Singapore flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Chicago O'Hare Intl Airport-Singapore flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from O'Hare Intl to Singapore

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

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

Use this chart to determine the optimal time to book a round-trip flight from O'Hare Intl to Singapore. Price data was last updated on February 6, 2026.

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from Chicago O'Hare Intl Airport to Singapore. 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 Chicago O'Hare Intl Airport to Singapore?

Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Singapore (average of $661). Flying from Chicago O'Hare Intl Airport to Singapore in December is currently the most expensive (average of $1,314). 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.

Reviews of airlines servicing Singapore

Get insights into the airlines that provide service to Singapore. 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 Singapore. Reviews last updated February 11, 2026.
Read through reviews of airlines operating flights from Chicago O'Hare Intl Airport to Singapore, such as EVA Air, ANA, and Cathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,353 reviews

Comfort

8.3

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.
EVA Air
8.4
Very good
1,353 reviews
EVA Air
8.4
Very good
1,353 reviews

Comfort

8.3

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.
ANA
8.4
Very good
1,090 reviews
EVA Air
8.4
Very good
1,353 reviews

Comfort

8.3

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.
Cathay Pacific
7.6
Good
1,162 reviews
EVA Air
8.4
Very good
1,353 reviews

Comfort

8.3

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.
United Airlines
7.4
Good
9,279 reviews
EVA Air
8.4
Very good
1,353 reviews

Comfort

8.3

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.
Turkish Airlines
7.3
Good
4,209 reviews
EVA Air
8.4
Very good
1,353 reviews

Comfort

8.3

Crew

8.6

Entertainment

8.0

Boarding

8.4

Food

8.1

Overall

8.4

Reviews

1 / 20
6.0
Good

Hannah,Jan 2026

TPE - SFO

I like the flight attendants the most. The are very helpful.

Related info for your journey

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

    Located just 10.5 mi from the city center, Singapore Changi is the airport most travelers will use when flying to Singapore from Chicago O'Hare Intl. Booking flights from Chicago O'Hare Intl to Changi (SIN) should be relatively easy as there are 0 daily inbound flights from Chicago O'Hare Intl from 12 different airlines.

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

    United Airlines can get you from Chicago O'Hare Intl Airport to Singapore in just under 25h 25m. Your travel time can differ by up to . The distance from Chicago O'Hare Intl Airport to Singapore is about 9345 mi.

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

    Flying on Air India is currently your cheapest option to Singapore, with prices starting at $675. Additional round-trip tickets that might be worth considering are offered by ANA and Cathay Pacific, with the lowest prices starting at $698 and $698, respectively. Air India is priced at 41% lower than the current average price of a flight leaving 3 months from now.

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

    The cheapest airline one-way is Cathay Pacific, with whom users have recently found tickets for as low as $370. However, be on the lookout for offers from Turkish Airlines and United Airlines, as they are both options that can get you from Chicago O'Hare Intl Airport to Singapore for a low price.

  • Where are the most common layover locations when flying from Chicago O'Hare Intl Airport to Singapore?

    Flights departing from Chicago O'Hare Intl Airport and landing in Singapore layover in Hong Kong most frequently.

  • What are some popular things to do or see while on a layover in Hong Kong?

    Hong Kong Disneyland, Shatin Baptist Church, and Fa Yeun Street Market are currently the most popular points of interest in Hong Kong at the moment. Hong Kong Disneyland, Shatin Baptist Church, and Fa Yeun Street Market are located about 7.8 mi, 18.3 mi, and 16.2 mi, respectively from Hong Kong Intl.

  • Where are the least popular layover locations for Chicago O'Hare Intl Airport to Singapore flights?

    Chicago O'Hare Intl Airport to Singapore flights have a layover in Istanbul least often.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Chicago O'Hare Intl Airport to Singapore (average of $661). Flying from Chicago O'Hare Intl Airport to Singapore in December is currently the most expensive (average of $1,314). 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

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Alternative routes for O'Hare Intl to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
Midway to Singapore flights

Top 10 airlines flying from O'Hare Intl to Singapore

Discover the top 10 airlines that operate flights from O'Hare Intl to Singapore. 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 February 11, 2026.
AirlineCheapestAverageFlexibilityOn-time
Air IndiaCheapest$675Average$925FlexibilityNo cancel feeOn-timeN/A
ANACheapest$698Average$1,426FlexibilityNo cancel feeOn-time80%
Cathay PacificCheapest$698Average$885FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$709Average$1,196FlexibilityNo cancel feeOn-time69%
Turkish AirlinesCheapest$799Average$1,105FlexibilityNo cancel feeOn-time77%
Etihad AirwaysCheapest$830Average$1,058FlexibilityNo cancel feeOn-time75%
Korean AirCheapest$858Average$1,203FlexibilityNo cancel feeOn-time81%
Air CanadaCheapest$872Average$1,340FlexibilityNo cancel feeOn-time67%
Japan AirlinesCheapest$988Average$1,081FlexibilityNo cancel feeOn-time79%
EVA AirCheapest$1,086Average$1,389FlexibilityNo cancel feeOn-time74%

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