What is the cheapest airline that flies from District of Columbia to Singapore Changi?

Gulf Air, Delta, and Korean Air are the most popular carriers operating from District of Columbia to Singapore Changi

What airlines fly to Singapore?

Turkish Airlines, United Airlines and Qatar Airways are the top three most popular airlines that fly to Singapore from District of Columbia 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.

When did momondo last update prices for flights from District of Columbia to Singapore Changi Airport?

Prices for flights from District of Columbia to Singapore Changi Airport are refreshed on a daily basis.

How many operators does momondo search for flights from District of Columbia to Singapore Changi Airport?

As of November 2026, there are 6 operators available to choose from for flights from District of Columbia to Singapore Changi Airport.

How old do you have to be to fly from District of Columbia to Singapore Changi Airport?

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 District of Columbia to Singapore Changi Airport.

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

The required travel and health documents for your Singapore Changi Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Singapore Changi Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$432 Cheap Flights from District of Columbia to Singapore in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from District of Columbia to Singapore

Round-trip

One-way

Last minute

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

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

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

28h 10m1 stop Incheon Intl

10:30 am - 9:25 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

47h 55m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,196Korean Air

Mon, Feb 8 - Sun, Feb 21

11:50 am - 8:25 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

43h 35m1 stop Incheon Intl

10:30 am - 9:25 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

47h 55m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,196Korean Air

Thu, Feb 4 - Sun, Feb 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

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

29h 50m1 stop Doha Hamad Intl

8:15 pm - 3:55 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

32h 40m1 stop Doha Hamad Intl

$1,208Qatar Airways

Tue, Nov 10 - Sat, Nov 21

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

40h 50m2 stops Los Angeles Hong Kong Intl

1:25 am - 5:30 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

41h 05m2 stops Hong Kong Intl Los Angeles

$1,242Cathay Pacific

Sun, Nov 8 - Sun, Nov 22

7:46 am - 7:40 pmIAD Washington, D.C. Dulles Intl-SIN Singapore Changi

46h 54m2 stops Seattle/Tacoma Intl Manila Ninoy Aquino Intl

4:35 am - 11:45 amSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

44h 10m1 stop Istanbul

$1,250Multiple Airlines

Mon, Nov 9 - Thu, Nov 12

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

25h 25m2 stops Doha Hamad Intl Kuala Lumpur Intl

9:20 pm - 3:55 pmSIN Singapore Changi-IAD Washington, D.C. Dulles Intl

31h 35m2 stops Kuala Lumpur Intl Doha Hamad Intl

$1,258Qatar Airways

Tue, Nov 10 - Mon, Nov 30

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

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 District of Columbia to Singapore

Our best Qatar Airways deals on District of Columbia 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

29h 50m

1 stop

SIN2:55 pmSingapore Changi

Nov 24

SIN3:15 amSingapore Changi

25h 40m

1 stop

IAD3:55 pmWashington, D.C. Dulles Intl

$1,221

Gulf Air flights from District of Columbia to Singapore

Our best Gulf Air deals on District of Columbia 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 District of Columbia 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

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

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

IADSIN

Washington, D.C. Dulles Intl

Mon 2/8

11:50 am-5:00 am

1 stop28h 10m

Singapore Changi

Sun 2/21

10:30 am-9:25 pm

2 stops47h 55m

$1,196

Washington, D.C.Singapore

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

IADSIN

Washington, D.C. Dulles Intl

Thu 2/4

11:50 am-8:25 pm

1 stop43h 35m

Singapore Changi

Sun 2/21

10:30 am-9:25 pm

2 stops47h 55m

$1,196

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 District of Columbia 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

What is the cheapest month to fly to Singapore?

The month of February is, on average, the cheapest month to fly to Singapore from District of Columbia, 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 District of Columbia to Singapore?

You are more likely to see cheaper flights to Singapore from District of Columbia 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 District of Columbia for as low as $968 on momondo.

Can stopping save me money on District of Columbia to Singapore flights?

You could potentially save up to 16% on your flight if you consider stops on a District of Columbia to Singapore flight.

Cheap District of Columbia to Singapore flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from District of Columbia to Singapore

Best Price Found	$432
Fastest flight time	22h 55m
Direct flights	None

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

The fastest flight from District of Columbia to Singapore takes 22h 55m

There are no direct flights from District of Columbia to Singapore. There are no popular flight routes from District of Columbia to Singapore.

Search flight deals

Frequently asked questions about flying from District of Columbia to Singapore

When did momondo last update prices for flights from District of Columbia to Singapore Changi Airport?
Prices for flights from District of Columbia to Singapore Changi Airport are refreshed on a daily basis.
How many operators does momondo search for flights from District of Columbia to Singapore Changi Airport?
As of November 2026, there are 6 operators available to choose from for flights from District of Columbia to Singapore Changi Airport.
How old do you have to be to fly from District of Columbia to Singapore Changi Airport?
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 District of Columbia to Singapore Changi Airport.
What documentation or ID do you need to fly to Singapore Changi Airport?
The required travel and health documents for your Singapore Changi Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Singapore Changi Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from District of Columbia to Singapore

Compare and see reviews for airlines that fly from District of Columbia to Singapore with momondo

Airline	Rating	Free Cancellation	Price
Etihad Airways	PriceFrom $835	Free Cancellation	Rating 7.3 1,556 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 10,459 reviews	Search United Airlines flights
Singapore Airlines	PriceFrom $1,227	Free Cancellation	Rating 8.2 1,631 reviews	Search Singapore Airlines flights
JetBlue	PriceFrom $1,314	Free Cancellation	Rating 7.1 3,063 reviews	Search JetBlue flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia to Singapore?

Finding the right flight to Singapore from District of Columbia is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Singapore quick and easy, saving you time and money.

Can I find flights from District of Columbia to Singapore with flexible booking policies on momondo?

Yes. All flights to Singapore from District of Columbia on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from District of Columbia to Singapore?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from District of Columbia to Singapore.

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

If you are simply researching potential flights to Singapore, momondo offers a useful price alert feature which will track prices for flights to Singapore from District of Columbia and alert you when they change.

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.

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Other flights from District of Columbia

Complete your trip

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Cheap flights from District of Columbia 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 District of Columbia 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.

Find the cheapest flights from District of Columbia to Singapore

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

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Qatar Airways flights from District of Columbia to Singapore

Our best Qatar Airways deals on District of Columbia to Singapore flight tickets

Gulf Air flights from District of Columbia to Singapore

Our best Gulf Air deals on District of Columbia to Singapore flight tickets

momondo Fare Finder

Use the filters below to find and compare flights from District of Columbia to Singapore that are best for you.

See travel insights to Singapore from

How to get the cheapest flight ticket from District of Columbia to Singapore

What is the cheapest month to fly to Singapore?

How far in advance should I book a flight from District of Columbia to Singapore?

Can stopping save me money on District of Columbia to Singapore flights?

What is the cheapest airline that flies from District of Columbia to Singapore Changi?

What airlines fly to Singapore?

Cheap District of Columbia to Singapore flight deals and tips

Best Price Found

Fastest flight time

Direct flights

Frequently asked questions about flying from District of Columbia to Singapore

Best airlines flying from District of Columbia to Singapore

Compare and see reviews for airlines that fly from District of Columbia 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

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.

Fly to other destinations from District of Columbia

According to popular flight searches on momondo this year

Complete your trip to Singapore

Explore popular destinations other users love

According to popular flight searches on momondo this year