What airlines fly to Singapore?

Turkish Airlines, United Airlines and Qatar Airways are the top three most popular airlines that fly to Singapore from Washington, D.C. according to our data. Turkish Airlines is the first choice among our users, with 42% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 6 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Washington, D.C. to Singapore?

Etihad Airways, Korean Air, and Gulf Air are the most popular carriers operating from Washington, D.C. to Singapore

How long is the flight from Washington, D.C. to Singapore?

Flight times from Washington, D.C. to Singapore vary, but if you’re flying out of Washington, D.C. and flying into Singapore (one of the most popular routes), then the duration is 24h 37m on average. Another popular route from Washington, D.C. to Singapore is flying from Baltimore to Singapore, which will take roughly 28h 15m. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Washington, D.C. to Singapore?

Prices for flights from Washington, D.C. to Singapore were last updated today.

How many operators does momondo search for flights from Washington, D.C. to Singapore?

The number of operators available for flights from Washington, D.C. to Singapore is 6 as of September 2026.

How old do you have to be to fly from Washington, D.C. to Singapore?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Singapore.

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

The necessary travel and health documents for your Singapore trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$419 Cheap Flights from Washington, D.C. to Singapore in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Washington, D.C. to Singapore

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

10:00 am - 2:50 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

39h 50m1 stop Addis Ababa Bole

2:00 am - 7:05 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

30h 05m2 stops Addis Ababa Bole Lome

$905Ethiopian Air

Tue, Nov 10 - Sun, Nov 29

3:35 pm - 9:35 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 00m1 stop Abu Dhabi Zayed Intl

7:25 pm - 9:05 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

26h 40m1 stop Abu Dhabi Zayed Intl

$959Etihad Airways

Mon, Oct 26 - Mon, Nov 2

3:10 pm - 9:40 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 30m1 stop Abu Dhabi Zayed Intl

7:25 pm - 10:05 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

26h 40m1 stop Abu Dhabi Zayed Intl

$960Etihad Airways

Tue, Oct 20 - Thu, Oct 29

10:00 pm - 9:55 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

34h 55m1 stop Beijing Capital

5:45 pm - 6:30 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

37h 45m1 stop Beijing Capital

$991Air China

Tue, Nov 10 - Thu, Nov 19

10:30 am - 9:15 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

21h 45m1 stop Doha Hamad Intl

3:15 am - 3:55 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 40m1 stop Doha Hamad Intl

$1,055Qatar Airways

Sun, Nov 8 - Thu, Nov 19

10:30 am - 9:15 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

21h 45m1 stop Doha Hamad Intl

3:15 am - 3:55 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 40m1 stop Doha Hamad Intl

$1,055Qatar Airways

Sun, Nov 15 - Thu, Nov 19

10:14 am - 5:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 46m2 stops Atlanta Hartsfield-Jackson Incheon Intl

10:30 pm - 9:50 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 20m1 stop Incheon Intl

$1,061Korean Air

Wed, Oct 28 - Wed, Nov 4

11:50 am - 5:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

28h 10m1 stop Incheon Intl

1:40 am - 9:50 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

21h 10m1 stop Incheon Intl

$1,067Korean Air

Sun, Nov 29 - Thu, Dec 24

1:30 pm - 8:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 15m1 stop Istanbul

11:15 pm - 11:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 30m1 stop Istanbul

$1,111Turkish Airlines

Thu, Nov 19 - Thu, Nov 26

2:30 pm - 5:40 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

38h 10m1 stop Istanbul

4:35 am - 8:25 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

28h 50m1 stop Istanbul

$1,111Turkish Airlines

Mon, Nov 2 - Thu, Nov 5

Cheap last minute flights

Enter your travel dates to find the best prices.

3:10 pm - 9:40 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 30m1 stop Abu Dhabi Zayed Intl

9:00 pm - 9:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 45m1 stop Abu Dhabi Zayed Intl

$911Etihad Airways

Mon, Sep 21 - Mon, Oct 5

3:10 pm - 9:40 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 30m1 stop Abu Dhabi Zayed Intl

9:00 pm - 9:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 45m1 stop Abu Dhabi Zayed Intl

$948Etihad Airways

Mon, Sep 21 - Mon, Oct 5

7:00 am - 1:15 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

42h 15m2 stops Seattle/Tacoma Intl Manila Ninoy Aquino Intl

5:55 pm - 7:30 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

37h 35m1 stop Beijing Capital

$1,026Multiple Airlines

Sun, Sep 20 - Mon, Sep 28

8:40 pm - 5:15 amDCA Washington, D.C. Reagan-National-SIN Singapore Changi

44h 35m2 stops Toronto Pearson Intl Vancouver Intl

6:15 am - 9:50 pmSIN Singapore Changi-DCA Washington, D.C. Reagan-National

27h 35m2 stops Tokyo Narita Montreal Pierre Elliott Trudeau Intl

$1,046Air Canada

Mon, Sep 21 - Mon, Oct 5

1:15 pm - 5:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

27h 45m1 stop Incheon Intl

1:25 am - 9:44 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

32h 19m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,069Korean Air

Mon, Sep 21 - Sun, Oct 4

1:15 pm - 5:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

27h 45m1 stop Incheon Intl

1:25 am - 9:44 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

32h 19m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,071Korean Air

Mon, Sep 21 - Sun, Oct 4

11:05 am - 12:10 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

25h 05m2 stops Doha Hamad Intl Kuala Lumpur Intl

7:40 pm - 3:40 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

32h 00m1 stop Doha Hamad Intl

$1,122Qatar Airways

Thu, Sep 17 - Mon, Sep 21

11:05 am - 9:15 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

22h 10m1 stop Doha Hamad Intl

3:15 am - 3:40 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

24h 25m1 stop Doha Hamad Intl

$1,159Qatar Airways

Sat, Sep 19 - Sat, Sep 26

8:00 am - 6:15 amBWI Baltimore/Washington-SIN Singapore Changi

34h 15m1 stop San Francisco

8:35 pm - 11:56 amSIN Singapore Changi-BWI Baltimore/Washington

27h 21m2 stops San Francisco Houston George Bush Intcntl

$1,342United Airlines

Mon, Sep 21 - Wed, Sep 30

7:48 am - 6:15 amDCA Washington, D.C. Reagan-National-SIN Singapore Changi

34h 27m1 stop San Francisco

8:45 am - 10:30 pmSIN Singapore Changi-DCA Washington, D.C. Reagan-National

25h 45m1 stop San Francisco

$1,342United Airlines

Mon, Sep 21 - Wed, Sep 30

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Air China flights from Washington, D.C. to Singapore

Our best Air China deals on Washington, D.C. to Singapore flight tickets

Air China

Nov 10

IAD10:00 pmWashington, D.C. Dulles Intl

34h 55m

1 stop

SIN9:55 pmSingapore Changi

Nov 19

SIN5:45 pmSingapore Changi

37h 45m

1 stop

IAD6:30 pmWashington, D.C. Dulles Intl

$991

Air China

Nov 13

IAD10:00 pmWashington, D.C. Dulles Intl

34h 55m

1 stop

SIN9:55 pmSingapore Changi

Nov 23

SIN11:55 pmSingapore Changi

31h 35m

1 stop

IAD6:30 pmWashington, D.C. Dulles Intl

$993

ANA flights from Washington, D.C. to Singapore

Our best ANA deals on Washington, D.C. to Singapore flight tickets

ANA

Oct 19

DCA11:00 amWashington, D.C. Reagan-National

25h 45m

2 stops

SIN12:45 amSingapore Changi

Oct 24

SIN7:00 amSingapore Changi

27h 34m

2 stops

DCA10:34 pmWashington, D.C. Reagan-National

$1,161

ANA

Oct 6

BWI9:09 amBaltimore/Washington

26h 11m

2 stops

SIN11:20 pmSingapore Changi

Oct 19

SIN10:00 pmSingapore Changi

27h 58m

2 stops

BWI1:58 pmBaltimore/Washington

$1,360

ANA

Jan 16

BWI6:05 amBaltimore/Washington

28h 35m

2 stops

SIN11:40 pmSingapore Changi

Jan 31

SIN6:35 amSingapore Changi

27h 56m

2 stops

BWI9:31 pmBaltimore/Washington

$1,363

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Singapore that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Washington, D.C.Singapore

IAD Washington, D.C. Dulles Intl - SIN Singapore Changi

IADSIN

Washington, D.C. Dulles Intl

Tue 11/10

10:00 am-2:50 pm

1 stop39h 50m

Singapore Changi

Sun 11/29

2:00 am-7:05 pm

2 stops30h 05m

$905

Washington, D.C.Singapore

IAD Washington, D.C. Dulles Intl - SIN Singapore Changi

IADSIN

Washington, D.C. Dulles Intl

Mon 10/26

3:35 pm-9:35 am

1 stop30h 00m

Singapore Changi

Mon 11/2

7:25 pm-9:05 am

1 stop26h 40m

$959

Washington, D.C.Singapore

IAD Washington, D.C. Dulles Intl - SIN Singapore Changi

IADSIN

Washington, D.C. Dulles Intl

Tue 10/20

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Thu 10/29

7:25 pm-10:05 am

1 stop26h 40m

$960

Washington, D.C.Singapore

IAD Washington, D.C. Dulles Intl - SIN Singapore Changi

IADSIN

Washington, D.C. Dulles Intl

Tue 11/10

10:00 pm-9:55 pm

1 stop34h 55m

Singapore Changi

Thu 11/19

5:45 pm-6:30 pm

1 stop37h 45m

$991

Quickest round-trip

Washington, D.C.Singapore

IAD Washington, D.C. Dulles Intl - SIN Singapore Changi

IADSIN

Washington, D.C. Dulles Intl

Sun 11/8

10:30 am-9:15 pm

1 stop21h 45m

Singapore Changi

Thu 11/19

3:15 am-3:55 pm

1 stop25h 40m

$1,055

Washington, D.C.Singapore

IAD Washington, D.C. Dulles Intl - SIN Singapore Changi

IADSIN

Washington, D.C. Dulles Intl

Sun 11/15

10:30 am-9:15 pm

1 stop21h 45m

Singapore Changi

Thu 11/19

3:15 am-3:55 pm

1 stop25h 40m

$1,055

Washington, D.C.Singapore

IAD Washington, D.C. Dulles Intl - SIN Singapore Changi

IADSIN

Washington, D.C. Dulles Intl

Wed 10/28

10:14 am-5:00 am

2 stops30h 46m

Singapore Changi

Wed 11/4

10:30 pm-9:50 am

1 stop24h 20m

$1,061

Washington, D.C.Singapore

IAD Washington, D.C. Dulles Intl - SIN Singapore Changi

IADSIN

Washington, D.C. Dulles Intl

Sun 11/29

11:50 am-5:00 am

1 stop28h 10m

Singapore Changi

Thu 12/24

1:40 am-9:50 am

1 stop21h 10m

$1,067

Washington, D.C.Singapore

IAD Washington, D.C. Dulles Intl - SIN Singapore Changi

IADSIN

Washington, D.C. Dulles Intl

Thu 11/19

1:30 pm-8:45 am

1 stop30h 15m

Singapore Changi

Thu 11/26

11:15 pm-11:45 am

1 stop25h 30m

$1,111

Washington, D.C.Singapore

IAD Washington, D.C. Dulles Intl - SIN Singapore Changi

IADSIN

Washington, D.C. Dulles Intl

Mon 11/2

2:30 pm-5:40 pm

1 stop38h 10m

Singapore Changi

Thu 11/5

4:35 am-8:25 pm

1 stop28h 50m

$1,111

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 Washington, D.C. 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

Other information

What is the cheapest month to fly to Singapore?

The month of February is, on average, the cheapest month to fly to Singapore from Washington, D.C., with most prices found around $964. If you aren’t able to travel to Singapore during the month of February, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $1,149.

How far in advance should I book a flight from Washington, D.C. to Singapore?

You are more likely to see cheaper flights to Singapore from Washington, D.C. when booking weeks ahead of your departure date. In general, you can expect to find flights to Singapore for around $1,322 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Singapore from Washington, D.C. for as low as $964 on momondo.

Can stopping save me money on Washington, D.C. to Singapore flights?

You could potentially save up to 4% on your flight if you consider stops on a Washington, D.C. to Singapore flight.

Cheap Washington, D.C. to Singapore flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Washington, D.C. to Singapore

Best Price Found	$419
Fastest flight time	22h 25m
Direct flights	None

The best one-way flight to Singapore from Washington, D.C. in the past 72 hours is $419. The best round-trip flight deal from Washington, D.C. to Singapore found on momondo in the last 72 hours is $905.

The fastest flight from Washington, D.C. to Singapore takes 22h 25m

There are no direct flights from Washington, D.C. to Singapore. There are no popular flight routes from Washington, D.C. to Singapore.

Search flight deals

Frequently asked questions about flying from Washington, D.C. to Singapore

When did momondo last update prices for flights from Washington, D.C. to Singapore?
Prices for flights from Washington, D.C. to Singapore were last updated today.
How many operators does momondo search for flights from Washington, D.C. to Singapore?
The number of operators available for flights from Washington, D.C. to Singapore is 6 as of September 2026.
How old do you have to be to fly from Washington, D.C. to Singapore?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Washington, D.C. to Singapore.
What documentation or ID do you need to fly to Singapore?
The necessary travel and health documents for your Singapore trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Washington, D.C. to Singapore

Compare and see reviews for airlines that fly from Washington, D.C. to Singapore with momondo

Airline	Rating	Free Cancellation	Price
Etihad Airways	PriceFrom $915	Free Cancellation	Rating 7.3 1,535 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom $938	Free Cancellation	Rating 7.4 4,468 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $1,039	Free Cancellation	Rating 7.4 3,732 reviews	Search Qatar Airways flights
Korean Air	PriceFrom $1,069	Free Cancellation	Rating 8.4 1,220 reviews	Search Korean Air flights
United Airlines	PriceFrom $1,124	Free Cancellation	Rating 7.4 10,209 reviews	Search United Airlines flights
JetBlue	PriceFrom $1,314	Free Cancellation	Rating 7.1 3,038 reviews	Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. 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 Washington, D.C. to Singapore for you.

Can I find flights from Washington, D.C. to Singapore with flexible booking policies on momondo?

Yes. All flights to Singapore from Washington, D.C. on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Washington, D.C. to Singapore?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Singapore from Washington, D.C..

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

Price alerts on flights to Singapore from Washington, D.C. are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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Flights to Singaporefrom $595

Cheap flights from Washington, D.C. to Singapore from $419

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Washington, D.C. to Singapore departing on 11/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Air China flights from Washington, D.C. to Singapore

Our best Air China deals on Washington, D.C. to Singapore flight tickets

ANA flights from Washington, D.C. to Singapore

Our best ANA deals on Washington, D.C. to Singapore flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from Washington, D.C. to Singapore that are best for you.

See travel insights to Singapore from

How to get the cheapest flight ticket from Washington, D.C. to Singapore

What is the cheapest month to fly to Singapore?

How far in advance should I book a flight from Washington, D.C. to Singapore?

Can stopping save me money on Washington, D.C. to Singapore flights?

What is the cheapest airline that flies from Washington, D.C. to Singapore?

What airlines fly to Singapore?

How long is the flight from Washington, D.C. to Singapore?

Cheap Washington, D.C. to Singapore flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from Washington, D.C. to Singapore

Best airlines flying from Washington, D.C. to Singapore

Compare and see reviews for airlines that fly from Washington, D.C. to Singapore with momondo

Why use momondo?

An easier way to manage your Singapore trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Singapore

Popular cities in Singapore

Popular flights according to clicks in the last 7 days on momondo

Washington, D.C. flight routes

According to popular flight searches on momondo this year

Singapore flight routes

According to popular flight searches on momondo this year

Fly your favorite airline to Singapore

Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Singapore

List of cabin classes available on flights landing in Singapore. Availability may vary depending on flight origin and airline.

Complete your trip to Singapore

Explore popular destinations other users love

According to popular flight searches on momondo this year