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 39% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 7 different airlines that fly to Singapore on a routine basis, so you have a few additional options to choose from.

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 23h 44m on average. Another popular route from Washington, D.C. to Singapore is flying from Baltimore to Singapore, which will take roughly 24h 20m. Keep in mind that layovers or delays could extend your travel time.

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

Gulf Air, Delta, and Korean Air are the most popular carriers operating 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 November 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.

$432 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

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

2:25 pm - 9:35 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 10m1 stop Abu Dhabi Zayed Intl

7:25 pm - 9:00 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

26h 35m1 stop Abu Dhabi Zayed Intl

$1,168Etihad Airways

Fri, Jan 22 - Wed, Jan 27

9:20 pm - 8:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

22h 25m1 stop Istanbul

10:25 am - 7:25 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

46h 00m1 stop Istanbul

$1,168Turkish Airlines

Sun, Dec 6 - Thu, Dec 17

9:20 pm - 8:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

22h 25m1 stop Istanbul

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

25h 30m1 stop Istanbul

$1,168Turkish Airlines

Tue, Dec 8 - Tue, Dec 22

2:25 pm - 9:35 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 10m1 stop Abu Dhabi Zayed Intl

7:25 pm - 9:00 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

26h 35m1 stop Abu Dhabi Zayed Intl

$1,170Etihad Airways

Tue, Nov 17 - Mon, Nov 23

8:50 pm - 2:50 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

29h 00m1 stop Addis Ababa Bole

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

30h 05m1 stop Addis Ababa Bole

$1,172Ethiopian Air

Wed, Feb 3 - Sun, Feb 14

10:05 am - 5:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 55m2 stops Atlanta Hartsfield-Jackson Incheon Intl

10:00 pm - 11:15 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 15m1 stop Incheon Intl

$1,173Korean Air

Wed, Apr 7 - Wed, Apr 21

9:00 pm - 8:50 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

23h 50m1 stop Doha Hamad Intl

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

24h 25m1 stop Doha Hamad Intl

$1,178Qatar Airways

Fri, Apr 9 - Wed, Apr 14

2:25 pm - 9:35 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 10m1 stop Abu Dhabi Zayed Intl

1:35 pm - 9:00 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

32h 25m2 stops Chiang Mai Abu Dhabi Zayed Intl

$1,183Multiple Airlines

Mon, Feb 8 - Mon, Mar 1

8:20 am - 11:55 pmDCA Washington, D.C. Reagan-National-SIN Singapore Changi

27h 35m2 stops Boston Logan Intl Incheon Intl

10:00 pm - 2:38 pmSIN Singapore Changi-DCA Washington, D.C. Reagan-National

28h 38m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,184Korean Air

Wed, Apr 7 - Wed, Apr 21

8:05 pm - 4:40 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

31h 35m2 stops Doha Hamad Intl Kuala Lumpur Intl

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

25h 40m1 stop Doha Hamad Intl

$1,199Qatar Airways

Mon, Nov 16 - Wed, Nov 25

Cheap last minute flights

Enter your travel dates to find the best prices.

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

30h 15m1 stop Istanbul

11:15 pm - 7:25 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

33h 10m1 stop Istanbul

$1,178Turkish Airlines

Fri, Nov 6 - Thu, Nov 19

1:40 pm - 6:50 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

28h 10m1 stop Istanbul

11:15 pm - 7:25 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

33h 10m1 stop Istanbul

$1,178Turkish Airlines

Fri, Nov 6 - Thu, Nov 19

6:00 am - 5:40 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

34h 40m2 stops Los Angeles Hong Kong Intl

8:20 pm - 11:30 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

40h 10m2 stops Hong Kong Intl Dallas/Fort Worth

$1,194Multiple Airlines

Wed, Nov 4 - Tue, Nov 17

6:00 am - 11:50 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

40h 50m2 stops Los Angeles Hong Kong Intl

7:30 am - 5:30 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

35h 00m2 stops Hong Kong Intl Los Angeles

$1,194Multiple Airlines

Wed, Nov 4 - Wed, Nov 25

2:25 pm - 9:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 20m1 stop Abu Dhabi Zayed Intl

7:25 pm - 9:00 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

26h 35m1 stop Abu Dhabi Zayed Intl

$1,260Etihad Airways

Mon, Nov 9 - Fri, Nov 13

8:05 pm - 2:55 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

29h 50m1 stop Doha Hamad Intl

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

25h 40m1 stop Doha Hamad Intl

$1,276Qatar Airways

Sat, Nov 7 - Fri, Nov 13

8:05 pm - 8:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

23h 40m1 stop Doha Hamad Intl

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

25h 40m1 stop Doha Hamad Intl

$1,297Qatar Airways

Mon, Nov 9 - Fri, Nov 20

10:58 am - 8:00 amDCA Washington, D.C. Reagan-National-SIN Singapore Changi

32h 02m2 stops Houston George Bush Intcntl San Francisco

10:20 pm - 3:28 pmSIN Singapore Changi-DCA Washington, D.C. Reagan-National

30h 08m2 stops San Francisco Newark

$1,536United Airlines

Tue, Nov 10 - Mon, Nov 23

10:58 am - 8:00 amDCA Washington, D.C. Reagan-National-SIN Singapore Changi

32h 02m2 stops Houston George Bush Intcntl San Francisco

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

25h 20m1 stop San Francisco

$1,536United Airlines

Tue, Nov 10 - Mon, Nov 23

2:25 pm - 9:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 20m1 stop Abu Dhabi Zayed Intl

7:25 pm - 9:00 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

26h 35m1 stop Abu Dhabi Zayed Intl

$7,705Etihad Airways

Fri, Nov 6 - Wed, Nov 11

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Qatar Airways flights from Washington, D.C. to Singapore

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

Qatar Airways

Nov 16

IAD8:05 pmWashington, D.C. Dulles Intl

31h 35m

2 stops

SIN4:40 pmSingapore Changi

Nov 25

SIN3:15 amSingapore Changi

25h 40m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

$1,199

Qatar Airways

Nov 17

IAD8:05 pmWashington, D.C. Dulles Intl

29h 50m

1 stop

SIN2:55 pmSingapore Changi

Nov 23

SIN3:15 amSingapore Changi

25h 40m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

$1,204

Qatar Airways

Nov 17

IAD8:05 pmWashington, D.C. Dulles Intl

23h 40m

1 stop

SIN8:45 amSingapore Changi

Nov 26

SIN8:15 pmSingapore Changi

32h 40m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

$1,221

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

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

Gulf Air

Mar 13

DCA5:00 pmWashington, D.C. Reagan-National

54h 50m

2 stops

SIN12:50 pmSingapore Changi

Mar 20

SIN8:00 pmSingapore Changi

34h 48m

2 stops

DCA6:48 pmWashington, D.C. Reagan-National

$1,210

Gulf Air

Nov 12

DCA2:56 pmWashington, D.C. Reagan-National

56h 54m

2 stops

SIN12:50 pmSingapore Changi

Nov 24

SIN8:00 pmSingapore Changi

36h 15m

2 stops

DCA7:15 pmWashington, D.C. Reagan-National

$1,405

Gulf Air

Nov 10

DCA5:12 pmWashington, D.C. Reagan-National

54h 38m

2 stops

SIN12:50 pmSingapore Changi

Nov 24

SIN8:00 pmSingapore Changi

36h 15m

2 stops

DCA7:15 pmWashington, D.C. Reagan-National

$1,513

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

Fri 1/22

2:25 pm-9:35 am

1 stop30h 10m

Singapore Changi

Wed 1/27

7:25 pm-9:00 am

1 stop26h 35m

$1,168

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Sun 12/6

9:20 pm-8:45 am

1 stop22h 25m

Singapore Changi

Thu 12/17

10:25 am-7:25 pm

1 stop46h 00m

$1,168

Quickest round-trip

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Tue 12/8

9:20 pm-8:45 am

1 stop22h 25m

Singapore Changi

Tue 12/22

11:15 pm-11:45 am

1 stop25h 30m

$1,168

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Tue 11/17

2:25 pm-9:35 am

1 stop30h 10m

Singapore Changi

Mon 11/23

7:25 pm-9:00 am

1 stop26h 35m

$1,170

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Wed 2/3

8:50 pm-2:50 pm

1 stop29h 00m

Singapore Changi

Sun 2/14

2:00 am-7:05 pm

1 stop30h 05m

$1,172

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Wed 4/7

10:05 am-5:00 am

2 stops30h 55m

Singapore Changi

Wed 4/21

10:00 pm-11:15 am

1 stop25h 15m

$1,173

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Fri 4/9

9:00 pm-8:50 am

1 stop23h 50m

Singapore Changi

Wed 4/14

3:15 am-3:40 pm

1 stop24h 25m

$1,178

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Mon 2/8

2:25 pm-9:35 am

1 stop30h 10m

Singapore Changi

Mon 3/1

1:35 pm-9:00 am

2 stops32h 25m

$1,183

Washington, D.C.Singapore

DCA Washington, D.C. Reagan-National - SIN Singapore Changi

DCASIN

Washington, D.C. Reagan-National

Wed 4/7

8:20 am-11:55 pm

2 stops27h 35m

Singapore Changi

Wed 4/21

10:00 pm-2:38 pm

2 stops28h 38m

$1,184

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Mon 11/16

8:05 pm-4:40 pm

2 stops31h 35m

Singapore Changi

Wed 11/25

3:15 am-3:55 pm

1 stop25h 40m

$1,199

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 $987. 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 $1,157.

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 $1,330 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 $968 on momondo.

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

You could potentially save up to 16% 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	$432
Fastest flight time	22h 55m
Direct flights	None

The best one-way flight to Singapore from Washington, D.C. in the past 72 hours is $432. The best round-trip flight deal from Washington, D.C. to Singapore found on momondo in the last 72 hours is $1,168.

The fastest flight from Washington, D.C. to Singapore takes 22h 55m

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 November 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 $835	Free Cancellation	Rating 7.3 1,557 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom $938	Free Cancellation	Rating 7.4 4,467 reviews	Search Turkish Airlines flights
Korean Air	PriceFrom $984	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
Qatar Airways	PriceFrom $1,011	Free Cancellation	Rating 7.4 3,711 reviews	Search Qatar Airways flights
United Airlines	PriceFrom $1,125	Free Cancellation	Rating 7.3 10,460 reviews	Search United Airlines flights
Singapore Airlines	PriceFrom $1,227	Free Cancellation	Rating 8.2 1,635 reviews	Search Singapore Airlines flights
JetBlue	PriceFrom $1,314	Free Cancellation	Rating 7.1 3,065 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 $488

Cheap flights from Washington, D.C. to Singapore from $432

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 3/21. 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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Qatar Airways flights from Washington, D.C. to Singapore

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

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

Our best Gulf Air 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