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

Qatar Airways, Etihad Airways, and Cathay Pacific 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 33% 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?

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 April 2026, there are 7 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.

$459 Cheap Flights from District of Columbia to Singapore in 2026

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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.

9:00 pm - 9:20 am

IAD

SIN

24h 20m

1 stop

7:40 pm - 6:10 pm

SIN

IAD

34h 30m

1 stop

$1,104Qatar Airways

Fri, May 8 - Wed, May 13

3:10 pm - 9:40 am

IAD

SIN

30h 30m

1 stop

9:00 pm - 9:45 am

SIN

IAD

24h 45m

1 stop

$1,105Etihad Airways

Sat, Sep 19 - Sat, Sep 26

9:00 pm - 8:25 pm

IAD

SIN

35h 25m

2 stops

7:40 pm - 6:10 pm

SIN

IAD

34h 30m

1 stop

$1,133Qatar Airways

Tue, May 12 - Tue, May 26

6:00 am - 5:15 am

DCA

SIN

35h 15m

2 stops

11:55 pm - 3:40 pm

SIN

DCA

51h 45m

2 stops

$1,135Air Canada

Thu, Aug 27 - Mon, Sep 28

1:15 am - 11:55 am

IAD

SIN

22h 40m

1 stop

3:20 pm - 5:40 am

SIN

IAD

26h 20m

2 stops

$1,136Multiple Airlines

Wed, Sep 9 - Thu, Sep 24

10:07 pm - 5:15 am

IAD

SIN

43h 08m

2 stops

7:00 am - 11:43 am

SIN

IAD

40h 43m

2 stops

$1,137Air Canada

Sat, May 9 - Tue, May 26

9:00 pm - 3:45 pm

IAD

SIN

30h 45m

1 stop

7:40 pm - 8:45 am

SIN

IAD

25h 05m

1 stop

$1,141Qatar Airways

Sun, Aug 23 - Thu, Sep 3

9:00 pm - 5:30 pm

IAD

SIN

32h 30m

2 stops

3:15 am - 3:40 pm

SIN

IAD

24h 25m

1 stop

$1,142Multiple Airlines

Mon, Sep 28 - Wed, Oct 7

9:30 am - 5:15 am

DCA

SIN

31h 45m

1 stop

6:40 pm - 8:00 pm

SIN

DCA

37h 20m

1 stop

$1,192Singapore Airlines

Sun, Sep 6 - Wed, Sep 9

9:30 am - 5:15 am

DCA

SIN

31h 45m

1 stop

9:00 am - 9:59 pm

SIN

DCA

24h 59m

1 stop

$1,200Singapore Airlines

Wed, Sep 9 - Sat, Sep 19

Qatar Airways flights from District of Columbia to Singapore

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

Qatar Airways

May 12

IAD9:00 pmWashington, D.C. Dulles Intl

35h 25m

2 stops

SIN8:25 pmSingapore Changi

May 26

SIN7:40 pmSingapore Changi

34h 30m

1 stop

IAD6:10 pmWashington, D.C. Dulles Intl

$1,133

Qatar Airways

Aug 23

IAD9:00 pmWashington, D.C. Dulles Intl

30h 45m

1 stop

SIN3:45 pmSingapore Changi

Sep 3

SIN7:40 pmSingapore Changi

25h 05m

1 stop

IAD8:45 amWashington, D.C. Dulles Intl

$1,141

Qatar Airways

May 1

IAD9:00 pmWashington, D.C. Dulles Intl

50h 25m

2 stops

SIN11:25 amSingapore Changi

May 8

SIN3:35 pmSingapore Changi

38h 35m

2 stops

IAD6:10 pmWashington, D.C. Dulles Intl

$1,150

Air Canada flights from District of Columbia to Singapore

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

Air Canada

Aug 27

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

35h 15m

2 stops

SIN5:15 amSingapore Changi

Sep 28

SIN11:55 pmSingapore Changi

51h 45m

2 stops

DCA3:40 pmWashington, D.C. Reagan-National

$1,135

Air Canada

May 9

IAD10:07 pmWashington, D.C. Dulles Intl

43h 08m

2 stops

SIN5:15 amSingapore Changi

May 26

SIN7:00 amSingapore Changi

40h 43m

2 stops

IAD11:43 amWashington, D.C. Dulles Intl

$1,137

Air Canada

May 21

IAD8:18 amWashington, D.C. Dulles Intl

32h 57m

2 stops

SIN5:15 amSingapore Changi

Jun 7

SIN7:00 amSingapore Changi

36h 44m

2 stops

IAD7:44 amWashington, D.C. Dulles Intl

$1,162

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 - SIN

IADSIN

Washington, D.C. Dulles Intl

Fri 5/8

9:00 pm-9:20 am

1 stop24h 20m

Singapore Changi

Wed 5/13

7:40 pm-6:10 pm

1 stop34h 30m

$1,104

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sat 9/19

3:10 pm-9:40 am

1 stop30h 30m

Singapore Changi

Sat 9/26

9:00 pm-9:45 am

1 stop24h 45m

$1,105

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Tue 5/12

9:00 pm-8:25 pm

2 stops35h 25m

Singapore Changi

Tue 5/26

7:40 pm-6:10 pm

1 stop34h 30m

$1,133

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Thu 8/27

6:00 am-5:15 am

2 stops35h 15m

Singapore Changi

Mon 9/28

11:55 pm-3:40 pm

2 stops51h 45m

$1,135

Quickest round-trip

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Wed 9/9

1:15 am-11:55 am

1 stop22h 40m

Singapore Changi

Thu 9/24

3:20 pm-5:40 am

2 stops26h 20m

$1,136

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sat 5/9

10:07 pm-5:15 am

2 stops43h 08m

Singapore Changi

Tue 5/26

7:00 am-11:43 am

2 stops40h 43m

$1,137

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Sun 8/23

9:00 pm-3:45 pm

1 stop30h 45m

Singapore Changi

Thu 9/3

7:40 pm-8:45 am

1 stop25h 05m

$1,141

Washington, D.C.Singapore

IAD - SIN

IADSIN

Washington, D.C. Dulles Intl

Mon 9/28

9:00 pm-5:30 pm

2 stops32h 30m

Singapore Changi

Wed 10/7

3:15 am-3:40 pm

1 stop24h 25m

$1,142

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Sun 9/6

9:30 am-5:15 am

1 stop31h 45m

Singapore Changi

Wed 9/9

6:40 pm-8:00 pm

1 stop37h 20m

$1,192

Washington, D.C.Singapore

DCA - SIN

DCASIN

Washington, D.C. Reagan-National

Wed 9/9

9:30 am-5:15 am

1 stop31h 45m

Singapore Changi

Sat 9/19

9:00 am-9:59 pm

1 stop24h 59m

$1,200

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 $738. 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 $952.

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 $1,268 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 $886 on momondo.

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

You could potentially save up to 12% 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	25h 44m
Direct flights	None

The fastest flight from District of Columbia to Singapore takes 25h 44m

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?
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 April 2026, there are 7 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
Korean Air	PriceFrom $743	Free Cancellation	Rating 8.4 1,204 reviews	Search Korean Air flights
Air India	PriceFrom $807	Free Cancellation	Rating 5.5 2,968 reviews	Search Air India flights
Etihad Airways	PriceFrom $828	Free Cancellation	Rating 7.3 1,429 reviews	Search Etihad Airways flights
Turkish Airlines	PriceFrom $917	Free Cancellation	Rating 7.3 4,305 reviews	Search Turkish Airlines flights
Qatar Airways	PriceFrom $1,063	Free Cancellation	Rating 7.4 3,727 reviews	Search Qatar Airways flights
United Airlines	PriceFrom $1,125	Free Cancellation	Rating 7.4 9,573 reviews	Search United Airlines flights
JetBlue	PriceFrom $1,245	Free Cancellation	Rating 7.2 2,931 reviews	Search JetBlue 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.

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Flights to Singaporefrom $596

Cheap flights from District of Columbia to Singapore from $459

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 5/3. 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

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Find the cheapest flights from District of Columbia to Singapore

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

Qatar Airways flights from District of Columbia to Singapore

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

Air Canada flights from District of Columbia to Singapore

Our best Air Canada 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 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?

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

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

Popular cities in Singapore

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

District of Columbia 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