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 Baltimore and flying into Singapore (one of the most popular routes), then the duration is 24h 35m on average. Another popular route from Washington, D.C. to Singapore is flying from Washington, D.C. to Singapore, which will take roughly 24h 47m. Keep in mind that layovers or delays could extend your travel time.

What airlines fly to Singapore?

Turkish Airlines, United Airlines and JetBlue 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 7 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?

Korean Air, Gulf Air, and United Airlines 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 7 as of October 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.

$458 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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9:55 am - 7:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

32h 05m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

8:40 am - 11:28 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

39h 48m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,177Air Canada

Thu, Nov 12 - Tue, Nov 24

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

27h 45m1 stop Incheon Intl

1:25 am - 2:41 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 16m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,179Korean Air

Thu, Apr 1 - Thu, Apr 29

3:25 pm - 9:35 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 10m1 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

$1,179Etihad Airways

Fri, Mar 19 - Mon, Mar 29

5:45 pm - 5:25 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

34h 40m2 stops Brussels Bruxelles-National Munich Franz Josef Strauss

12:25 am - 3:35 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

28h 10m1 stop Munich Franz Josef Strauss

$1,180Lufthansa

Mon, Jan 11 - Wed, Jan 27

12:40 pm - 8:00 amDCA Washington, D.C. Reagan-National-SIN Singapore Changi

30h 20m2 stops Houston George Bush Intcntl San Francisco

10:10 am - 9:59 pmSIN Singapore Changi-DCA Washington, D.C. Reagan-National

23h 49m1 stop San Francisco

$1,181United Airlines

Tue, Mar 9 - Mon, Mar 15

6:00 pm - 8:00 amDCA Washington, D.C. Reagan-National-SIN Singapore Changi

25h 00m1 stop San Francisco

10:10 am - 9:59 pmSIN Singapore Changi-DCA Washington, D.C. Reagan-National

23h 49m1 stop San Francisco

$1,181United Airlines

Tue, Mar 9 - Mon, Mar 15

8:05 pm - 10:30 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

25h 25m2 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

$1,181Qatar Airways

Tue, Nov 10 - Thu, Nov 12

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

$1,183Etihad Airways

Sat, Apr 10 - Mon, Apr 19

11:30 am - 9:15 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

21h 45m1 stop Doha Hamad Intl

3:15 am - 4:55 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 40m1 stop Doha Hamad Intl

$1,184Qatar Airways

Sun, Oct 25 - Fri, Oct 30

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

28h 10m1 stop Incheon Intl

1:40 am - 5:33 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

28h 53m2 stops Incheon Intl New York John F Kennedy Intl

$1,188Korean Air

Fri, Nov 27 - Thu, Dec 3

Cheap last minute flights

Enter your travel dates to find the best prices.

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

25h 05m2 stops Doha Hamad Intl Kuala Lumpur Intl

8:15 pm - 4:55 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

32h 40m1 stop Doha Hamad Intl

$1,184Multiple Airlines

Tue, Oct 20 - Sun, Oct 25

10:10 pm - 6:35 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

32h 25m1 stop San Francisco

6:35 am - 8:51 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

26h 16m2 stops Tokyo Narita San Francisco

$1,186United Airlines

Sun, Oct 18 - Thu, Oct 29

12:35 pm - 6:40 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

30h 05m1 stop Tokyo Haneda

10:20 pm - 10:10 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

23h 50m1 stop Tokyo Haneda

$1,191ANA

Mon, Oct 19 - Sun, Oct 25

9:00 pm - 10:45 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

25h 45m2 stops Doha Hamad Intl Kuala Lumpur Intl

8:15 pm - 4:55 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

32h 40m1 stop Doha Hamad Intl

$1,208Qatar Airways

Sun, Oct 18 - Mon, Oct 26

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

23h 50m1 stop Doha Hamad Intl

3:15 am - 4:55 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

25h 40m1 stop Doha Hamad Intl

$1,210Qatar Airways

Sat, Oct 17 - Wed, Oct 28

6:35 am - 6:35 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

24h 00m1 stop San Francisco

8:45 am - 7:04 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

22h 19m1 stop San Francisco

$1,213United Airlines

Tue, Oct 20 - Fri, Oct 23

7:45 pm - 5:00 amIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

45h 15m2 stops Atlanta Hartsfield-Jackson Incheon Intl

1:40 am - 5:33 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

27h 53m2 stops Incheon Intl New York John F Kennedy Intl

$1,233Korean Air

Sun, Oct 18 - Tue, Oct 27

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

35h 00m2 stops Atlanta Hartsfield-Jackson Incheon Intl

1:40 am - 5:33 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

27h 53m2 stops Incheon Intl New York John F Kennedy Intl

$1,233Korean Air

Mon, Oct 19 - Tue, Oct 27

5:43 pm - 7:40 amBWI Baltimore/Washington-SIN Singapore Changi

25h 57m1 stop Los Angeles

8:45 pm - 8:38 pmSIN Singapore Changi-BWI Baltimore/Washington

35h 53m1 stop Los Angeles

$1,861Singapore Airlines

Mon, Oct 19 - Tue, Oct 27

5:43 pm - 12:55 amBWI Baltimore/Washington-SIN Singapore Changi

43h 12m2 stops Los Angeles Tokyo Narita

8:45 pm - 8:38 pmSIN Singapore Changi-BWI Baltimore/Washington

35h 53m1 stop Los Angeles

$2,104Singapore Airlines

Mon, Oct 19 - Tue, Oct 27

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

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

Air Canada

Nov 12

IAD9:55 amWashington, D.C. Dulles Intl

32h 05m

2 stops

SIN7:00 amSingapore Changi

Nov 24

SIN8:40 amSingapore Changi

39h 48m

2 stops

IAD11:28 amWashington, D.C. Dulles Intl

$1,177

Air Canada

Jan 16

DCA4:00 pmWashington, D.C. Reagan-National

50h 00m

2 stops

SIN7:00 amSingapore Changi

Jan 27

SIN6:35 amSingapore Changi

26h 23m

2 stops

DCA7:58 pmWashington, D.C. Reagan-National

$1,202

Air Canada

Jan 13

DCA6:00 amWashington, D.C. Reagan-National

29h 45m

2 stops

SIN12:45 amSingapore Changi

Jan 22

SIN8:40 amSingapore Changi

26h 19m

2 stops

DCA9:59 pmWashington, D.C. Reagan-National

$1,203

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

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

Etihad Airways

Mar 19

IAD3:25 pmWashington, D.C. Dulles Intl

30h 10m

1 stop

SIN9:35 amSingapore Changi

Mar 29

SIN9:00 pmSingapore Changi

24h 45m

1 stop

IAD9:45 amWashington, D.C. Dulles Intl

$1,179

Etihad Airways

Apr 10

IAD3:10 pmWashington, D.C. Dulles Intl

30h 30m

1 stop

SIN9:40 amSingapore Changi

Apr 19

SIN9:00 pmSingapore Changi

24h 45m

1 stop

IAD9:45 amWashington, D.C. Dulles Intl

$1,183

momondo Fare Finder

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

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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

Thu 11/12

9:55 am-7:00 am

2 stops32h 05m

Singapore Changi

Tue 11/24

8:40 am-11:28 am

2 stops39h 48m

$1,177

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Thu 4/1

1:15 pm-5:00 am

1 stop27h 45m

Singapore Changi

Thu 4/29

1:25 am-2:41 pm

2 stops25h 16m

$1,179

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Fri 3/19

3:25 pm-9:35 am

1 stop30h 10m

Singapore Changi

Mon 3/29

9:00 pm-9:45 am

1 stop24h 45m

$1,179

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Mon 1/11

5:45 pm-5:25 pm

2 stops34h 40m

Singapore Changi

Wed 1/27

12:25 am-3:35 pm

1 stop28h 10m

$1,180

Washington, D.C.Singapore

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

DCASIN

Washington, D.C. Reagan-National

Tue 3/9

12:40 pm-8:00 am

2 stops30h 20m

Singapore Changi

Mon 3/15

10:10 am-9:59 pm

1 stop23h 49m

$1,181

Washington, D.C.Singapore

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

DCASIN

Washington, D.C. Reagan-National

Tue 3/9

6:00 pm-8:00 am

1 stop25h 00m

Singapore Changi

Mon 3/15

10:10 am-9:59 pm

1 stop23h 49m

$1,181

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Tue 11/10

8:05 pm-10:30 am

2 stops25h 25m

Singapore Changi

Thu 11/12

3:15 am-3:55 pm

1 stop25h 40m

$1,181

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Sat 4/10

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Mon 4/19

9:00 pm-9:45 am

1 stop24h 45m

$1,183

Quickest round-trip

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Sun 10/25

11:30 am-9:15 pm

1 stop21h 45m

Singapore Changi

Fri 10/30

3:15 am-4:55 pm

1 stop25h 40m

$1,184

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Fri 11/27

11:50 am-5:00 am

1 stop28h 10m

Singapore Changi

Thu 12/3

1:40 am-5:33 pm

2 stops28h 53m

$1,188

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 $970. 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 $1,146.

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 $969 on momondo.

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

You could potentially save up to 10% 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	$458
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 $458. The best round-trip flight deal from Washington, D.C. to Singapore found on momondo in the last 72 hours is $1,177.

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 7 as of October 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 1,543 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom $938	Free Cancellation	Rating 7.4 4,455 reviews	Search Turkish Airlines flights
Korean Air	PriceFrom $984	Free Cancellation	Rating 8.4 1,218 reviews	Search Korean Air flights
Qatar Airways	PriceFrom $987	Free Cancellation	Rating 7.3 3,723 reviews	Search Qatar Airways flights
United Airlines	PriceFrom $1,125	Free Cancellation	Rating 7.4 10,366 reviews	Search United Airlines flights
Singapore Airlines	PriceFrom $1,227	Free Cancellation	Rating 8.2 1,626 reviews	Search Singapore Airlines flights
JetBlue	PriceFrom $1,314	Free Cancellation	Rating 7.1 3,054 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 $584

Cheap flights from Washington, D.C. to Singapore from $458

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 11/27. 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 Canada flights from Washington, D.C. to Singapore

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

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

Our best Etihad Airways 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