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$342+ Cheap flights from Chicago (CHI) to Singapore

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.
CHI — SIN
Mar 13 — Mar 201
Fri 3/13
Fri 3/20
1 adult, Economy
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Cheap flight deals from Chicago to Singapore

Cheapest flights from Chicago to Singapore
Explore the most affordable flight options available from Chicago 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 Chicago to Singapore

Keep the following information in mind while searching for Chicago to Singapore flight deals. Data was 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

$876
Provider with most accurate pricing for Chicago (CHI)-Singapore Changi flight deals.
Search Deals
Provider most trusted by Cheapflights users for Chicago (CHI)-Singapore Changi flights.
Search Deals
From Chicago (CHI) to Singapore
Search Deals
One-way flight from Chicago (CHI) to Singapore
Search Deals
Highest demand for flights based on searches. 13% potential increase in price ($172 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($71 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 Chicago 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 to Singapore that are best for you.

Fly from

Chicago

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

MDW - SIN

MDWSIN

Chicago Midway

Tue 5/12

3:55 pm-12:35 pm

2 stops31h 40m

Singapore Changi

Tue 5/26

1:45 pm-5:45 am

2 stops29h 00m

$1,229

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/8

Showing 1-10 of 34 results
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Best time to book a flight from Chicago to Singapore

Have a flexible travel schedule? Discover the best time to fly to Singapore from Chicago 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 to Singapore

What is the cheapest month to book a flight from Chicago to Singapore?

Currently, September is the cheapest month in which you can book a flight from Chicago to Singapore (average of $661). Flying from Chicago 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 reviews from past customers who have flown EVA Air, Cathay Pacific, and United Airlines from Chicago to Singapore. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very good
1,349 reviews

Crew

8.6

Food

8.1

Entertainment

8.0

Comfort

8.3

Boarding

8.4

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
1,349 reviews
EVA Air
8.4
Very good
1,349 reviews

Crew

8.6

Food

8.1

Entertainment

8.0

Comfort

8.3

Boarding

8.4

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
1,160 reviews
EVA Air
8.4
Very good
1,349 reviews

Crew

8.6

Food

8.1

Entertainment

8.0

Comfort

8.3

Boarding

8.4

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
9,274 reviews
EVA Air
8.4
Very good
1,349 reviews

Crew

8.6

Food

8.1

Entertainment

8.0

Comfort

8.3

Boarding

8.4

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
4,213 reviews
EVA Air
8.4
Very good
1,349 reviews

Crew

8.6

Food

8.1

Entertainment

8.0

Comfort

8.3

Boarding

8.4

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.
Air Canada
7.1
Good
10,707 reviews
EVA Air
8.4
Very good
1,349 reviews

Crew

8.6

Food

8.1

Entertainment

8.0

Comfort

8.3

Boarding

8.4

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 Chicago to Singapore. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Chicago to Singapore?

    There are many flights that can get you from Chicago to Singapore in 25h 25m. Fly via United Airlines or Delta to get the fastest option. Airlines will cover a distance of 9345 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Chicago to Singapore one-way?

    To fly one-way, consider booking your trip with Cathay Pacific, which is currently one of the cheapest options available, starting at $370. Turkish Airlines flights start at $444 while deals on United Airlines start at $446 one-way.

  • Can I find deals for flights from Chicago to Singapore that include hotel bookings?

    Yes. In addition to deals on Chicago to Singapore flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Chicago to Singapore?

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

  • Can I find deals for business class flights from Chicago to Singapore?

    Yes. Cheapflights offers flight deals from Chicago 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 to Singapore?

    Currently, September is the cheapest month in which you can book a flight from Chicago to Singapore (average of $661). Flying from Chicago 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Chicago to Singapore

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Chicago to Singapore

Discover the top 10 airlines that operate flights from Chicago 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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