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

IndiGo, Cathay Pacific, and Air Canada are the most popular carriers operating from District of Columbia to Singapore

What airlines fly to Singapore?

United Airlines, Turkish Airlines and Qatar Airways are the top three most popular airlines that fly to Singapore from District of Columbia according to our data. United Airlines is the first choice among our users, with 32% of people opting to fly with this airline when traveling to Singapore. Keep in mind that there are 9 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?

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

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

As of December 2025, there are 9 operators available to choose from for flights from District of Columbia to Singapore.

How old do you have to be to fly from District of Columbia 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 District of Columbia to Singapore.

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

The required travel and health documents for your Singapore 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. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$287 Cheap Flights from District of Columbia to Singapore in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

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.

2:35 pm - 9:35 am

IAD

SIN

30h 00m1 stop

9:15 pm - 3:55 pm

SIN

IAD

31h 40m2 stops

$1,168Multiple Airlines

Tue, Jan 20 - Mon, Feb 2

9:45 am - 7:00 am

IAD

SIN

32h 15m2 stops

10:20 pm - 3:46 pm

SIN

IAD

54h 26m2 stops

$1,169Air Canada

Wed, Jan 14 - Wed, Jan 21

9:40 am - 12:55 am

DCA

SIN

26h 15m2 stops

8:50 am - 7:45 pm

SIN

DCA

23h 55m2 stops

$1,170Air Canada

Mon, Jan 26 - Sat, Jan 31

4:30 pm - 5:15 am

IAD

SIN

48h 45m2 stops

7:00 am - 4:30 pm

SIN

IAD

45h 30m2 stops

$1,170Air Canada

Wed, Apr 1 - Sat, Apr 11

1:05 pm - 5:35 pm

IAD

SIN

39h 30m2 stops

10:55 am - 9:10 am

SIN

IAD

35h 15m1 stop

$1,171ANA

Wed, Jan 21 - Mon, Feb 2

9:00 am - 7:00 am

IAD

SIN

33h 00m2 stops

10:20 pm - 8:26 pm

SIN

IAD

35h 06m2 stops

$1,172Air Canada

Thu, Jan 15 - Mon, Jan 19

2:35 pm - 10:15 am

IAD

SIN

30h 40m2 stops

7:25 pm - 9:05 am

SIN

IAD

26h 40m1 stop

$1,174Multiple Airlines

Sat, Feb 14 - Fri, Feb 27

5:50 pm - 8:00 am

DCA

SIN

25h 10m1 stop

9:00 am - 10:28 pm

SIN

DCA

25h 28m1 stop

$1,175United Airlines

Sun, Mar 1 - Thu, Apr 2

6:15 pm - 8:00 am

IAD

SIN

24h 45m1 stop

10:10 am - 12:59 am

SIN

IAD

27h 49m1 stop

$1,175United Airlines

Mon, Jan 12 - Fri, Jan 16

1:20 pm - 8:45 am

IAD

SIN

31h 25m1 stop

10:25 am - 11:35 am

SIN

IAD

37h 10m1 stop

$1,178Turkish Airlines

Fri, Apr 3 - Fri, Apr 10

United Airlines flights from District of Columbia to Singapore

Our best United Airlines deals on District of Columbia to Singapore flight tickets

United Airlines

Jan 3

IAD10:05 pmWashington, D.C. Dulles Intl

33h 10m

1 stop

SIN8:15 pmSingapore Changi

Jan 11

SIN10:45 amSingapore Changi

41h 55m

1 stop

IAD3:40 pmWashington, D.C. Dulles Intl

$1,174

Find similar

United Airlines

Mar 1

DCA5:50 pmWashington, D.C. Reagan-National

25h 10m

1 stop

SIN8:00 amSingapore Changi

Apr 2

SIN9:00 amSingapore Changi

25h 28m

1 stop

DCA10:28 pmWashington, D.C. Reagan-National

$1,175

Find similar

United Airlines

Feb 25

DCA2:00 pmWashington, D.C. Reagan-National

29h 00m

2 stops

SIN8:00 amSingapore Changi

Mar 1

SIN10:20 pmSingapore Changi

30h 35m

3 stops

DCA3:55 pmWashington, D.C. Reagan-National

$1,179

Find similar

Delta flights from District of Columbia to Singapore

Our best Delta deals on District of Columbia to Singapore flight tickets

Delta

Mar 3

DCA6:05 amWashington, D.C. Reagan-National

29h 05m

2 stops

SIN12:10 amSingapore Changi

Mar 28

SIN10:40 amSingapore Changi

24h 59m

2 stops

DCA11:39 pmWashington, D.C. Reagan-National

$1,189

Find similar

Delta

Feb 14

DCA6:03 amWashington, D.C. Reagan-National

29h 07m

2 stops

SIN12:10 amSingapore Changi

Feb 27

SIN10:40 amSingapore Changi

24h 20m

2 stops

DCA10:00 pmWashington, D.C. Reagan-National

$1,239

Find similar

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

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Tue 1/20

2:35 pm-9:35 am

1 stop30h 00m

Singapore Changi

Mon 2/2

9:15 pm-3:55 pm

2 stops31h 40m

$1,168

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 1/14

9:45 am-7:00 am

2 stops32h 15m

Singapore Changi

Wed 1/21

10:20 pm-3:46 pm

2 stops54h 26m

$1,169

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Mon 1/26

9:40 am-12:55 am

2 stops26h 15m

Singapore Changi

Sat 1/31

8:50 am-7:45 pm

2 stops23h 55m

$1,170

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 4/1

4:30 pm-5:15 am

2 stops48h 45m

Singapore Changi

Sat 4/11

7:00 am-4:30 pm

2 stops45h 30m

$1,170

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 1/21

1:05 pm-5:35 pm

2 stops39h 30m

Singapore Changi

Mon 2/2

10:55 am-9:10 am

1 stop35h 15m

$1,171

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Thu 1/15

9:00 am-7:00 am

2 stops33h 00m

Singapore Changi

Mon 1/19

10:20 pm-8:26 pm

2 stops35h 06m

$1,172

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sat 2/14

2:35 pm-10:15 am

2 stops30h 40m

Singapore Changi

Fri 2/27

7:25 pm-9:05 am

1 stop26h 40m

$1,174

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Sun 3/1

5:50 pm-8:00 am

1 stop25h 10m

Singapore Changi

Thu 4/2

9:00 am-10:28 pm

1 stop25h 28m

$1,175

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Mon 1/12

6:15 pm-8:00 am

1 stop24h 45m

Singapore Changi

Fri 1/16

10:10 am-12:59 am

1 stop27h 49m

$1,175

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Fri 4/3

1:20 pm-8:45 am

1 stop31h 25m

Singapore Changi

Fri 4/10

10:25 am-11:35 am

1 stop37h 10m

$1,178

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 August is, on average, the cheapest month to fly to Singapore from District of Columbia, with most prices found around $732. If you aren’t able to travel to Singapore during the month of August, then flying in October is also cheap. Prices for this month can be found on momondo for an average of $946.

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart from District of Columbia to Singapore is on a Friday when prices can be found for as low as $1,136. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $1,496.

What is the cheapest time of day to depart on your flight to Singapore?

At noon is the cheapest time of day to fly from District of Columbia to Singapore when you can find flight prices for as low as $1,135. Flying to Singapore at noon is an ideal time because this is during off-peak travel hours. If you have a flexible travel schedule, then try to avoid flying in the afternoon when prices are $1,510 on average. Flights to Singapore from District of Columbia in the afternoon are generally more expensive because this time of day is more convenient for travelers’ schedules.

How far in advance should I book a flight 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 $1,246 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 $1,141 on momondo.

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

You could potentially save up to 5% 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

Fastest flight time	22h 15m
Direct flights	None

The fastest flight from District of Columbia to Singapore takes 22h 15m

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

When did momondo last update prices for flights from District of Columbia to Singapore?
Prices for flights from District of Columbia to Singapore are refreshed on a daily basis.
How many operators does momondo search for flights from District of Columbia to Singapore?
As of December 2025, there are 9 operators available to choose from for flights from District of Columbia to Singapore.
How old do you have to be to fly from District of Columbia 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 District of Columbia to Singapore.
What documentation or ID do you need to fly to Singapore?
The required travel and health documents for your Singapore 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. 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
Air India	PriceFrom $807	Free Cancellation	Rating 5.5 2,958 reviews	Search Air India flights
Etihad Airways	PriceFrom $833	Free Cancellation	Rating 7.4 1,339 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom $856	Free Cancellation	Rating 7.3 4,123 reviews	Search Turkish Airlines flights
Korean Air	PriceFrom $944	Free Cancellation	Rating 8.4 1,184 reviews	Search Korean Air flights
Qatar Airways	PriceFrom $1,023	Free Cancellation	Rating 7.4 3,695 reviews	Search Qatar Airways flights
JetBlue	PriceFrom $1,066	Free Cancellation	Rating 7.2 2,902 reviews	Search JetBlue flights
United Airlines	PriceFrom $1,174	Free Cancellation	Rating 7.4 9,116 reviews	Search United Airlines flights
American Airlines	PriceFrom $1,196	Free Cancellation	Rating 7.2 11,069 reviews	Search American Airlines flights
ANA	PriceFrom $1,499	Free Cancellation	Rating 8.4 1,049 reviews	Search ANA flights

Why use momondo?

Why should I use momondo to find a flight deal from District of Columbia 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 District of Columbia to Singapore for you.

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

momondo does allow users to show only those flights to Singapore from District of Columbia which offer a flexible booking policy as well as other useful filters and features.

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.

Start using Trips

Find my bookings

Get notified when prices go down

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

1 adult

Tue 1/27

Tue 2/3

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Singapore

Popular cities in Singapore

Flights to Singaporefrom $533

District of Columbia flight routes

Flights from Washington, D.C. Dulles Intl to Tweed-New Haven

Flights from Washington, D.C. Dulles Intl to Miami

Flights from Washington, D.C. Dulles Intl to Tampa

Flights from Washington, D.C. Dulles Intl to Orlando

Flights from Washington, D.C. Dulles Intl to Wilmington New Hanover County

Flights from Washington, D.C. Dulles Intl to Asheville Regional

Cheap flights from District of Columbia to Singapore from $287

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 3/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from District of Columbia to Singapore

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

United Airlines flights from District of Columbia to Singapore

Our best United Airlines deals on District of Columbia to Singapore flight tickets

Delta flights from District of Columbia to Singapore

Our best Delta 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?

What is the cheapest day to depart on your flight to Singapore?

The cheapest day to depart from District of Columbia to Singapore is on a Friday when prices can be found for as low as $1,136. The most expensive day to fly to Singapore is Saturday, with ticket prices averaging around $1,496.

What is the cheapest time of day to depart on your flight to Singapore?

How far in advance should I book a flight to Singapore?

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

You could potentially save up to 5% on your flight if you consider stops on a District of Columbia to Singapore flight.

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

IndiGo, Cathay Pacific, and Air Canada are the most popular carriers operating from District of Columbia to Singapore

What airlines fly to Singapore?

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

Fastest flight time

Direct flights

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

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

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

What documentation or ID do you need to fly 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?

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

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

How can momondo help me find flights 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?

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