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

Etihad Airways is the most popular carrier 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 43m on average. Another popular route from Washington, D.C. to Singapore is flying from Baltimore to Singapore, which will take roughly 25h 50m. Keep in mind that layovers or delays could extend your travel time.

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 37% 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.

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 July 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.

$431 Cheap Flights from Washington, D.C. to Singapore in 2026

Discover deals from 900+ travel sites with momondo.

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

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

9:00 pm - 9:45 am

SIN

IAD

24h 45m

1 stop

$868Etihad Airways

Mon, Sep 7 - Mon, Sep 14

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

9:00 pm - 9:45 am

SIN

IAD

24h 45m

1 stop

$869Etihad Airways

Mon, Sep 7 - Mon, Sep 14

9:40 pm - 9:30 am

IAD

SIN

23h 50m

1 stop

10:25 am - 7:45 pm

SIN

IAD

45h 20m

1 stop

$939Turkish Airlines

Thu, Sep 17 - Sun, Sep 20

9:40 pm - 8:45 am

IAD

SIN

23h 05m

1 stop

11:15 pm - 8:25 pm

SIN

IAD

33h 10m

1 stop

$939Turkish Airlines

Fri, Sep 11 - Mon, Oct 26

7:35 pm - 12:45 pm

DCA

SIN

53h 10m

2 stops

8:00 pm - 11:10 pm

SIN

DCA

39h 10m

2 stops

$997Gulf Air

Tue, Sep 1 - Tue, Sep 8

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

5:55 pm - 7:30 pm

SIN

IAD

37h 35m

1 stop

$1,006Multiple Airlines

Mon, Aug 31 - Mon, Sep 14

9:00 pm - 3:45 pm

IAD

SIN

30h 45m

1 stop

6:15 pm - 3:40 pm

SIN

IAD

33h 25m

2 stops

$1,053Qatar Airways

Thu, Sep 10 - Thu, Sep 17

1:30 pm - 7:15 pm

IAD

SIN

41h 45m

1 stop

1:25 am - 11:05 am

SIN

IAD

21h 40m

1 stop

$1,074Korean Air

Thu, Aug 20 - Wed, Sep 2

6:00 am - 11:55 pm

IAD

SIN

29h 55m

2 stops

1:25 am - 11:05 am

SIN

IAD

21h 40m

1 stop

$1,076Korean Air

Thu, Aug 20 - Wed, Sep 2

11:05 am - 9:15 pm

IAD

SIN

22h 10m

1 stop

6:15 pm - 3:40 pm

SIN

IAD

33h 25m

2 stops

$1,081Qatar Airways

Tue, Sep 29 - Tue, Oct 6

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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

Aug 4

DCA12:40 pmWashington, D.C. Reagan-National

28h 35m

2 stops

SIN5:15 amSingapore Changi

Aug 25

SIN7:00 amSingapore Changi

44h 06m

2 stops

DCA3:06 pmWashington, D.C. Reagan-National

$1,094

Air Canada

Sep 1

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

30h 15m

2 stops

SIN5:15 amSingapore Changi

Sep 8

SIN7:00 amSingapore Changi

24h 59m

2 stops

DCA7:59 pmWashington, D.C. Reagan-National

$1,101

Air Canada

Sep 10

DCA9:40 amWashington, D.C. Reagan-National

31h 35m

2 stops

SIN5:15 amSingapore Changi

Sep 17

SIN7:00 amSingapore Changi

39h 20m

2 stops

DCA10:20 amWashington, D.C. Reagan-National

$1,102

Delta flights from Washington, D.C. to Singapore

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

Delta

Aug 12

DCA6:59 amWashington, D.C. Reagan-National

28h 56m

2 stops

SIN11:55 pmSingapore Changi

Aug 26

SIN10:00 pmSingapore Changi

35h 45m

2 stops

DCA9:45 pmWashington, D.C. Reagan-National

$1,165

Delta

Aug 4

IAD8:28 amWashington, D.C. Dulles Intl

32h 32m

2 stops

SIN5:00 amSingapore Changi

Aug 12

SIN10:00 pmSingapore Changi

32h 28m

2 stops

IAD6:28 pmWashington, D.C. Dulles Intl

$1,275

Delta

Aug 4

IAD8:28 amWashington, D.C. Dulles Intl

27h 27m

2 stops

SIN11:55 pmSingapore Changi

Aug 25

SIN10:00 pmSingapore Changi

25h 15m

1 stop

IAD11:15 amWashington, D.C. Dulles Intl

$1,305

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 - SIN

IADSIN

Washington, D.C. Dulles Intl

Mon 9/7

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Mon 9/14

9:00 pm-9:45 am

1 stop24h 45m

$868

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Mon 9/7

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Mon 9/14

9:00 pm-9:45 am

1 stop24h 45m

$869

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 9/17

9:40 pm-9:30 am

1 stop23h 50m

Singapore Changi

Sun 9/20

10:25 am-7:45 pm

1 stop45h 20m

$939

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Fri 9/11

9:40 pm-8:45 am

1 stop23h 05m

Singapore Changi

Mon 10/26

11:15 pm-8:25 pm

1 stop33h 10m

$939

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Tue 9/1

7:35 pm-12:45 pm

2 stops53h 10m

Singapore Changi

Tue 9/8

8:00 pm-11:10 pm

2 stops39h 10m

$997

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Mon 8/31

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Mon 9/14

5:55 pm-7:30 pm

1 stop37h 35m

$1,006

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 9/10

9:00 pm-3:45 pm

1 stop30h 45m

Singapore Changi

Thu 9/17

6:15 pm-3:40 pm

2 stops33h 25m

$1,053

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 8/20

1:30 pm-7:15 pm

1 stop41h 45m

Singapore Changi

Wed 9/2

1:25 am-11:05 am

1 stop21h 40m

$1,074

Quickest round-trip

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 8/20

6:00 am-11:55 pm

2 stops29h 55m

Singapore Changi

Wed 9/2

1:25 am-11:05 am

1 stop21h 40m

$1,076

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Tue 9/29

11:05 am-9:15 pm

1 stop22h 10m

Singapore Changi

Tue 10/6

6:15 pm-3:40 pm

2 stops33h 25m

$1,081

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 $1,075. 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 $1,139.

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 $1,337 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 $1,122 on momondo.

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

You could potentially save up to 5% 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

Fastest flight time	22h 10m
Direct flights	None

The fastest flight from Washington, D.C. to Singapore takes 22h 10m

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 July 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 $828	Free Cancellation	Rating 7.3 1,494 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom $939	Free Cancellation	Rating 7.4 4,455 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $1,041	Free Cancellation	Rating 7.3 3,743 reviews	Search Qatar Airways flights
Korean Air	PriceFrom $1,043	Free Cancellation	Rating 8.4 1,221 reviews	Search Korean Air flights
United Airlines	PriceFrom $1,124	Free Cancellation	Rating 7.4 10,051 reviews	Search United Airlines flights
JetBlue	PriceFrom $1,298	Free Cancellation	Rating 7.1 3,024 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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Cheap flights from Washington, D.C. to Singapore from $431

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 9/1. 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 Canada flights from Washington, D.C. to Singapore

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

Delta flights from Washington, D.C. to Singapore

Our best Delta 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

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

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

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

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