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$401+ 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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
ORD — SIN
Apr 23 — Apr 301
Thu 4/23
Thu 4/30
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 March 24, 2026.

This Delta deal was found by Cheapflights users on 3/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/147:10 am
ORD
-
SIN
2 stops27h 45m
Delta
Wed 9/307:30 am
SIN
-
ORD
2 stops29h 27m
Delta
Deal found 3/19$854
This Delta deal was found by Cheapflights users on 3/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/137:59 pm
ORD
-
SIN
2 stops38h 56m
Delta
Thu 10/17:30 am
SIN
-
ORD
2 stops29h 27m
Delta
Deal found 3/19$860
This FlightHub deal was found by Cheapflights users on 3/23. 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.
Tue 9/298:10 pm
ORD
-
SIN
1 stop32h 45m
Turkish Airlines
Tue 10/610:25 am
SIN
-
ORD
1 stop36h 15m
Turkish Airlines
Deal found 3/23$862
This FlightHub deal was found by Cheapflights users on 3/20. 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.
Sun 11/112:50 pm
ORD
-
SIN
1 stop38h 45m
Turkish Airlines
Fri 11/611:40 am
SIN
-
ORD
1 stop37h 25m
Turkish Airlines
Deal found 3/20$864
This CrystalTravel deal was found by Cheapflights users on 3/22. 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 CrystalTravel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/19:20 pm
ORD
-
SIN
1 stop30h 15m
Turkish Airlines
Wed 11/1811:40 am
SIN
-
ORD
1 stop36h 25m
Turkish Airlines
Deal found 3/22$878
This Vliegwinkel deal was found by Cheapflights users on 3/20. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 4/268:10 pm
ORD
-
SIN
1 stop23h 35m
Turkish Airlines
Tue 5/1210:25 am
SIN
-
ORD
1 stop36h 15m
Turkish Airlines
Deal found 3/20$879
This Booking.com deal was found by Cheapflights users on 3/23. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/2512:50 pm
ORD
-
SIN
1 stop39h 45m
Turkish Airlines
Fri 10/3011:40 am
SIN
-
ORD
1 stop36h 25m
Turkish Airlines
Deal found 3/23$886
This Booking.com deal was found by Cheapflights users on 3/22. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:10 pm
ORD
-
SIN
1 stop32h 45m
Turkish Airlines
Thu 9/2410:25 am
SIN
-
ORD
1 stop36h 15m
Turkish Airlines
Deal found 3/22$888
This Korean Air deal was found by Cheapflights users on 3/19. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:10 pm
ORD
-
SIN
1 stop27h 50m
Korean Air
Sat 10/37:30 am
SIN
-
ORD
1 stop39h 00m
Korean Air
Deal found 3/19$893
This FlightHub deal was found by Cheapflights users on 3/23. 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.
Thu 11/512:50 pm
ORD
-
SIN
1 stop29h 55m
Turkish Airlines
Mon 11/911:40 am
SIN
-
ORD
1 stop36h 25m
Turkish Airlines
Deal found 3/23$897
This FlightHub deal was found by Cheapflights users on 3/22. 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.
Sat 10/319:20 pm
ORD
-
SIN
1 stop31h 15m
Turkish Airlines
Fri 11/2011:40 am
SIN
-
ORD
1 stop44h 45m
Turkish Airlines
Deal found 3/22$899
This Delta deal was found by Cheapflights users on 3/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/125:55 pm
ORD
-
SIN
2 stops41h 00m
Delta
Wed 9/307:30 am
SIN
-
ORD
2 stops29h 27m
Delta
Deal found 3/19$904

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 March 24, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$862
(FlightHub)

One-way from

$401
(CrystalTravel)

Popular in

December

Cheapest in

September

Average price

$1,021
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. 13% potential increase in price ($173 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 7% potential price decrease ($77 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 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 March 24, 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

Fly to

Route

Depart

Return

Price

Cheapest round-trip

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Tue 9/1

6:00 am-6:35 pm

1 stop23h 35m

Singapore Changi

Thu 9/10

8:45 am-6:32 pm

1 stop22h 47m

$940
Quickest round-trip

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Thu 9/10

5:00 am-6:35 pm

2 stops24h 35m

Singapore Changi

Thu 9/24

8:35 pm-4:58 am

1 stop21h 23m

$940

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Wed 5/13

7:48 pm-6:35 pm

1 stop33h 47m

Singapore Changi

Wed 5/27

8:35 pm-12:41 pm

1 stop29h 06m

$940

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Tue 5/5

6:20 am-6:35 pm

1 stop23h 15m

Singapore Changi

Tue 5/12

9:00 am-8:24 pm

2 stops24h 24m

$945

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Tue 5/12

6:20 am-6:35 pm

1 stop23h 15m

Singapore Changi

Wed 5/27

8:35 pm-10:20 am

2 stops26h 45m

$1,045

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sun 4/12

7:20 pm-3:45 pm

1 stop31h 25m

Singapore Changi

Thu 4/16

7:40 pm-3:05 pm

1 stop32h 25m

$1,051

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sat 5/16

7:48 pm-6:35 pm

1 stop33h 47m

Singapore Changi

Fri 5/22

8:45 am-6:35 pm

1 stop22h 50m

$1,115

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Fri 9/11

9:30 pm-6:35 pm

1 stop32h 05m

Singapore Changi

Fri 9/25

8:35 pm-10:07 am

2 stops26h 32m

$1,120

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sat 5/16

9:56 pm-6:35 pm

2 stops31h 39m

Singapore Changi

Wed 5/27

8:45 am-12:45 am

2 stops29h 00m

$1,145

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sat 9/5

3:48 pm-6:15 am

2 stops25h 27m

Singapore Changi

Fri 9/11

8:35 pm-9:33 am

2 stops25h 58m

$1,145

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/23

Showing 1-10 of 21 resultsSorted by cheapest first
1
2
3

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 March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star
OvagoPrice Accuracy2 starsTrust Score*3 stars

*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 March 13, 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 $662). Flying from Chicago O'Hare Intl Airport to Singapore in December is currently the most expensive (average of $1,223). 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 March 24, 2026.
Read through reviews of airlines operating flights from Chicago O'Hare Intl Airport to Singapore, such as EVA Air,ANA, andCathay Pacific. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.5
Very good
1,390 reviews

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.5

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
EVA Air
8.5
Very good
1,390 reviews
EVA Air
8.5
Very good
1,390 reviews

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.5

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
ANA
8.4
Very good
1,142 reviews
EVA Air
8.5
Very good
1,390 reviews

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.5

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Cathay Pacific
7.6
Good
1,228 reviews
EVA Air
8.5
Very good
1,390 reviews

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.5

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
Turkish Airlines
7.4
Good
4,275 reviews
EVA Air
8.5
Very good
1,390 reviews

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.5

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?
United Airlines
7.4
Good
9,474 reviews
EVA Air
8.5
Very good
1,390 reviews

Crew

8.6

Comfort

8.3

Entertainment

8.0

Boarding

8.4

Overall

8.5

Food

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Mar 2026

TPE - SFO

Why when we’re about to board they suddenly announced the letters ABC to board first .. so what is the use us waiting at the door (with wheelchairs) ended up almost at the end to board and I can see people walking boarding first? Is this something new? You go by letters now?

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 11 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 23h 35m. 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 ANA is currently your cheapest option to Singapore, with prices starting at $698. Additional round-trip tickets that might be worth considering are offered by Cathay Pacific and United Airlines, with the lowest prices starting at $698 and $705, respectively. ANA is priced at 38% 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 ANA and Turkish 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 $662). Flying from Chicago O'Hare Intl Airport to Singapore in December is currently the most expensive (average of $1,223). 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

Browse thousands of different options on Cheapflights for your next trip

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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 March 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
ANACheapest$698Average$1,426FlexibilityNo cancel feeOn-time80%
Cathay PacificCheapest$698Average$878FlexibilityNo cancel feeOn-time72%
United AirlinesCheapest$705Average$1,147FlexibilityNo cancel feeOn-time69%
Korean AirCheapest$758Average$974FlexibilityNo cancel feeOn-time81%
Turkish AirlinesCheapest$770Average$999FlexibilityNo cancel feeOn-time77%
Japan AirlinesCheapest$814Average$1,081FlexibilityNo cancel feeOn-time79%
Etihad AirwaysCheapest$829Average$1,055FlexibilityNo cancel feeOn-time75%
Air CanadaCheapest$872Average$1,340FlexibilityNo cancel feeOn-time67%
DeltaCheapest$999Average$1,520FlexibilityNo cancel feeOn-timeN/A
EVA AirCheapest$1,086Average$1,405FlexibilityNo cancel feeOn-time74%

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