What is the cheapest airline that flies from Chicago to Singapore Changi?

Air India and Delta are the most popular carriers operating from Chicago to Singapore Changi

What airlines fly to Singapore?

United Airlines, Cathay Pacific and EVA Air are the top three most popular airlines that fly to Singapore from Chicago according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 12 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

Which layover airport has the shortest travel time from Chicago to Singapore?

Flights connecting via Taipei City (TPE) have the shortest average one-way travel time: 22h 28m.

Which airport is the most popular layover for flights between Chicago and Singapore?

Istanbul (IST) was the most common stop: 23% of momondo users choosing 1-stop flights on this route connected there.

Which layover airport offers the lowest fares from Chicago to Singapore?

Flights via Hong Kong (HKG) offer the lowest average round-trip price of $837.

Which layover airport has the shortest connection time from Chicago to Singapore?

Incheon (ICN) has the shortest average layover time for this route: 1h 47m.

When did momondo last update prices for flights from Chicago to Singapore Changi Airport?

Prices for flights from Chicago to Singapore Changi Airport refresh daily.

How many operators does momondo search for flights from Chicago to Singapore Changi Airport?

As of February 2026, there are 12 operators available to choose from for flights from Chicago to Singapore Changi Airport.

How old do you have to be to fly from Chicago to Singapore Changi Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to Singapore Changi Airport.

What documentation or ID do you need to fly to Singapore Changi Airport?

The travel and health documents required for your trip to Singapore Changi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Singapore Changi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$354 Cheap Flights from Chicago to Singapore in 2026

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Find the cheapest flights from Chicago to Singapore

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:17 am - 8:15 pm

ORD

SIN

24h 58m

1 stop

10:20 pm - 5:00 pm

SIN

ORD

31h 40m

2 stops

$845United Airlines

Wed, Mar 18 - Sun, Mar 22

3:45 pm - 6:35 pm

ORD

SIN

37h 50m

1 stop

8:35 pm - 7:16 am

SIN

ORD

23h 41m

1 stop

$849United Airlines

Sun, May 17 - Sun, May 31

10:45 pm - 6:35 pm

ORD

SIN

30h 50m

1 stop

11:05 am - 11:07 pm

SIN

ORD

25h 02m

2 stops

$851United Airlines

Fri, May 15 - Wed, Jun 10

2:25 pm - 5:00 am

ORD

SIN

49h 35m

2 stops

7:30 am - 11:59 pm

SIN

ORD

29h 29m

2 stops

$855Delta

Sat, Apr 25 - Wed, May 13

2:30 pm - 9:45 pm

ORD

SIN

42h 15m

1 stop

8:00 pm - 12:30 pm

SIN

ORD

29h 30m

2 stops

$856Air India

Mon, Mar 16 - Thu, Mar 26

2:25 pm - 5:00 am

ORD

SIN

49h 35m

2 stops

7:30 am - 4:52 pm

SIN

ORD

46h 22m

2 stops

$861Delta

Wed, Apr 29 - Fri, May 15

8:10 pm - 5:55 pm

ORD

SIN

32h 45m

1 stop

5:25 am - 9:40 am

SIN

ORD

41h 15m

1 stop

$864Turkish Airlines

Thu, Apr 2 - Thu, Apr 9

9:15 pm - 8:15 pm

ORD

SIN

34h 00m

1 stop

9:00 am - 1:28 am

SIN

ORD

29h 28m

1 stop

$866United Airlines

Sun, Mar 22 - Mon, Apr 6

4:00 pm - 7:00 am

ORD

SIN

26h 00m

2 stops

10:10 am - 12:59 am

SIN

ORD

27h 49m

1 stop

$870United Airlines

Mon, Mar 9 - Thu, Mar 12

4:15 pm - 5:30 am

ORD

SIN

24h 15m

1 stop

12:45 pm - 1:55 pm

SIN

ORD

38h 10m

1 stop

$873Cathay Pacific

Mon, Apr 6 - Fri, Apr 17

United Airlines flights from Chicago to Singapore

Our best United Airlines deals on Chicago to Singapore flight tickets

United Airlines

Mar 18

ORD6:17 amChicago O'Hare Intl

24h 58m

1 stop

SIN8:15 pmSingapore Changi

Mar 22

SIN10:20 pmSingapore Changi

31h 40m

2 stops

ORD5:00 pmChicago O'Hare Intl

$845

United Airlines

May 17

ORD3:45 pmChicago O'Hare Intl

37h 50m

1 stop

SIN6:35 pmSingapore Changi

May 31

SIN8:35 pmSingapore Changi

23h 41m

1 stop

ORD7:16 amChicago O'Hare Intl

$849

United Airlines

May 15

ORD10:45 pmChicago O'Hare Intl

30h 50m

1 stop

SIN6:35 pmSingapore Changi

Jun 10

SIN11:05 amSingapore Changi

25h 02m

2 stops

ORD11:07 pmChicago O'Hare Intl

$851

Korean Air flights from Chicago to Singapore

Our best Korean Air deals on Chicago to Singapore flight tickets

Korean Air

Apr 25

ORD12:20 pmChicago O'Hare Intl

22h 35m

1 stop

SIN11:55 pmSingapore Changi

May 9

SIN10:00 pmSingapore Changi

24h 40m

1 stop

ORD9:40 amChicago O'Hare Intl

$894

Korean Air

Apr 2

MDW9:35 amChicago Midway

25h 20m

2 stops

SIN11:55 pmSingapore Changi

Apr 8

SIN1:25 amSingapore Changi

24h 04m

2 stops

MDW12:29 pmChicago Midway

$1,619

Fly from

Fly to

Route

Depart

Return

Price

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Wed 3/18

6:17 am-8:15 pm

1 stop24h 58m

Singapore Changi

Sun 3/22

10:20 pm-5:00 pm

2 stops31h 40m

$845

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sun 5/17

3:45 pm-6:35 pm

1 stop37h 50m

Singapore Changi

Sun 5/31

8:35 pm-7:16 am

1 stop23h 41m

$849

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Fri 5/15

10:45 pm-6:35 pm

1 stop30h 50m

Singapore Changi

Wed 6/10

11:05 am-11:07 pm

2 stops25h 02m

$851

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sat 4/25

2:25 pm-5:00 am

2 stops49h 35m

Singapore Changi

Wed 5/13

7:30 am-11:59 pm

2 stops29h 29m

$855

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Mon 3/16

2:30 pm-9:45 pm

1 stop42h 15m

Singapore Changi

Thu 3/26

8:00 pm-12:30 pm

2 stops29h 30m

$856

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Wed 4/29

2:25 pm-5:00 am

2 stops49h 35m

Singapore Changi

Fri 5/15

7:30 am-4:52 pm

2 stops46h 22m

$861

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Thu 4/2

8:10 pm-5:55 pm

1 stop32h 45m

Singapore Changi

Thu 4/9

5:25 am-9:40 am

1 stop41h 15m

$864

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Sun 3/22

9:15 pm-8:15 pm

1 stop34h 00m

Singapore Changi

Mon 4/6

9:00 am-1:28 am

1 stop29h 28m

$866

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Mon 3/9

4:00 pm-7:00 am

2 stops26h 00m

Singapore Changi

Thu 3/12

10:10 am-12:59 am

1 stop27h 49m

$870

ChicagoSingapore

ORD - SIN

ORDSIN

Chicago O'Hare Intl

Mon 4/6

4:15 pm-5:30 am

1 stop24h 15m

Singapore Changi

Fri 4/17

12:45 pm-1:55 pm

1 stop38h 10m

$873

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Chicago to Singapore

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Layovers

What is the cheapest month to fly to Singapore?

The month of September is, on average, the cheapest month to fly to Singapore from Chicago, with most prices found around $849. If you aren’t able to travel to Singapore during the month of September, then flying in February is also cheap. Prices for this month can be found on momondo for an average of $874.

How far in advance should I book a flight to Singapore?

You are more likely to see cheaper flights to Singapore from Chicago when booking week ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,141 when searching week out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Chicago for as low as $984 on momondo.

Can stopping save me money on Chicago to Singapore flights?

You could potentially save up to 62% on your flight if you consider stops on a Chicago to Singapore flight.

How have Chicago to Singapore flight prices changed over time?

As of February 2026, prices for Chicago to Singapore flights are approximately 13% cheaper when compared to flights at the same time last year.

When to book flights from Chicago to Singapore

Are you open to changing your travel dates? Check out the ideal times to fly from Chicago to Singapore according to our flight data. Find out which month and days have the cheapest flights.

Estimated round-trip price

Cheap Chicago to Singapore (CHI to SIN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Chicago to Singapore

Fastest flight time	23h 15m
Direct flights	None

The fastest flight from Chicago to Singapore takes 23h 15m

There are no direct flights from Chicago to Singapore. There are no popular flight routes from Chicago to Singapore.

Search flight deals

How far is Chicago to Singapore Changi by plane?
Singapore Changi is 9361.7 mi away from Chicago. By plane, this route typically takes 23h 15m.
When did momondo last update prices for flights from Chicago to Singapore Changi Airport?
Prices for flights from Chicago to Singapore Changi Airport refresh daily.
How many operators does momondo search for flights from Chicago to Singapore Changi Airport?
As of February 2026, there are 12 operators available to choose from for flights from Chicago to Singapore Changi Airport.
How old do you have to be to fly from Chicago to Singapore Changi Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Chicago to Singapore Changi Airport.
What documentation or ID do you need to fly to Singapore Changi Airport?
The travel and health documents required for your trip to Singapore Changi Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Singapore Changi Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular airline from Chicago to Singapore?
momondo data reveals that the most frequently booked airline on the route from Chicago to Singapore is United Airlines, representing 28% of all bookings. The subsequent popular airlines are Turkish Airlines at 22%, Cathay Pacific at 17%, and EVA Air at 9%.

Best airlines flying from Chicago to Singapore

Compare and see reviews for airlines that fly from Chicago to Singapore with momondo

Airline	Rating	Free Cancellation	Price
Air India	PriceFrom $675	Free Cancellation	Rating 5.5 2,967 reviews	Search Air India flights
ANA	PriceFrom $698	Free Cancellation	Rating 8.4 1,093 reviews	Search ANA flights
Cathay Pacific	PriceFrom $698	Free Cancellation	Rating 7.6 1,170 reviews	Search Cathay Pacific flights
United Airlines	PriceFrom $709	Free Cancellation	Rating 7.4 9,320 reviews	Search United Airlines flights
Turkish Airlines	PriceFrom $799	Free Cancellation	Rating 7.3 4,222 reviews	Search Turkish Airlines flights
Etihad Airways	PriceFrom $830	Free Cancellation	Rating 7.3 1,403 reviews	Search Etihad Airways flights
Korean Air	PriceFrom $858	Free Cancellation	Rating 8.4 1,194 reviews	Search Korean Air flights
Air Canada	PriceFrom $872	Free Cancellation	Rating 7.1 10,733 reviews	Search Air Canada flights
Japan Airlines	PriceFrom $988	Free Cancellation	Rating 8.3 1,709 reviews	Search Japan Airlines flights
EVA Air	PriceFrom $1,086	Free Cancellation	Rating 8.4 1,355 reviews	Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Chicago to Singapore?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Chicago to Singapore for you.

Can I find flights from Chicago to Singapore with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Singapore from Chicago with this policy.

How can momondo help me find flights from Chicago to Singapore?

Once you have performed a search for Chicago to Singapore flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Chicago to Singapore right now. Can momondo alert me if prices change?

If you are not ready to book a flight from Chicago to Singapore now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Singapore and let you know when they change.