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Cheap flights from Washington, D.C. to Singapore from $427

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 8/24. 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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Easily compare round-trip flights from Washington, D.C. to Singapore

Below you can see the best fares for your round-trip flight route over the next six months. All fares were found on momondo this week. Browse the quickest and cheapest flights from Washington, D.C. to Singapore by changing tabs
SAUDIA
Aug 31
IAD7:10 pmWashington, D.C. Dulles Intl
32h 35m
1 stop
SIN3:45 pmSingapore Changi
Sep 14
SIN5:15 pmSingapore Changi
34h 30m
1 stop
IAD3:45 pmWashington, D.C. Dulles Intl
Turkish Airlines
Sep 4
IAD9:50 pmWashington, D.C. Dulles Intl
22h 55m
1 stop
SIN8:45 amSingapore Changi
Sep 23
SIN11:25 pmSingapore Changi
32h 30m
1 stop
IAD7:55 pmWashington, D.C. Dulles Intl
Korean Air
Sep 16
IAD1:25 pmWashington, D.C. Dulles Intl
22h 15m
1 stop
SIN11:40 pmSingapore Changi
Sep 23
SIN10:30 pmSingapore Changi
37h 37m
2 stops
IAD12:07 amWashington, D.C. Dulles Intl
Delta
Sep 3
IAD1:25 pmWashington, D.C. Dulles Intl
22h 15m
1 stop
SIN11:40 pmSingapore Changi
Sep 11
SIN10:30 pmSingapore Changi
27h 28m
2 stops
IAD1:58 pmWashington, D.C. Dulles Intl
Cathay Pacific
Sep 4
DCA7:45 pmWashington, D.C. Reagan-National
28h 10m
2 stops
SIN11:55 amSingapore Changi
Sep 11
SIN1:45 amSingapore Changi
27h 21m
2 stops
DCA5:06 pmWashington, D.C. Reagan-National
Qatar Airways
Sep 19
IAD10:55 amWashington, D.C. Dulles Intl
21h 50m
1 stop
SIN8:45 pmSingapore Changi
Oct 20
SIN2:45 amSingapore Changi
25h 25m
1 stop
IAD4:10 pmWashington, D.C. Dulles Intl

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

If you're looking for one-way flights from Washington, D.C. to Singapore, view some of our deals below provided by Qatar Airways, SAUDIA and Turkish Airlines
Multiple Airlines
Aug 24
IAD7:10 pmWashington, D.C. Dulles Intl
35h 45m
3 stops
SIN6:55 pmSingapore Changi
SAUDIA
Aug 24
IAD7:10 pmWashington, D.C. Dulles Intl
32h 35m
1 stop
SIN3:45 pmSingapore Changi
Qatar Airways
Oct 9
IAD10:55 amWashington, D.C. Dulles Intl
21h 50m
1 stop
SIN8:45 pmSingapore Changi

Search last-minute flights to Singapore from Washington, D.C.

Find and compare round-trip flight prices for your last-minute flight from Washington, D.C. to Singapore
Turkish Airlines
May 26
IAD4:40 pmWashington, D.C. Dulles Intl
28h 05m
1 stop
SIN8:45 amSingapore Changi
Jun 4
SIN10:15 amSingapore Changi
40h 30m
1 stop
IAD2:45 pmWashington, D.C. Dulles Intl
Multiple Airlines
May 27
IAD4:00 pmWashington, D.C. Dulles Intl
27h 30m
2 stops
SIN7:30 amSingapore Changi
Jun 4
SIN8:55 pmSingapore Changi
32h 45m
3 stops
IAD5:40 pmWashington, D.C. Dulles Intl
Qatar Airways
May 28
IAD10:55 amWashington, D.C. Dulles Intl
21h 50m
1 stop
SIN8:45 pmSingapore Changi
Jun 10
SIN2:15 amSingapore Changi
25h 55m
1 stop
IAD4:10 pmWashington, D.C. Dulles Intl
Air Canada
May 28
IAD8:26 amWashington, D.C. Dulles Intl
34h 44m
1 stop
SIN7:10 amSingapore Changi
Jun 11
SIN9:10 amSingapore Changi
34h 38m
2 stops
IAD7:48 amWashington, D.C. Dulles Intl
American Airlines
May 26
DCA7:30 amWashington, D.C. Reagan-National
25h 15m
2 stops
SIN8:45 pmSingapore Changi
Jun 4
SIN6:45 pmSingapore Changi
33h 39m
2 stops
DCA4:24 pmWashington, D.C. Reagan-National
Air India
May 26
IAD11:15 amWashington, D.C. Dulles Intl
33h 00m
2 stops
SIN8:15 amSingapore Changi
Jun 4
SIN8:35 amSingapore Changi
34h 40m
1 stop
IAD7:15 amWashington, D.C. Dulles Intl

SAUDIA flights from Washington, D.C. to Singapore

Our best SAUDIA deals on Washington, D.C. to Singapore flight tickets
SAUDIA
Aug 31
IAD7:10 pmWashington, D.C. Dulles Intl
32h 35m
1 stop
SIN3:45 pmSingapore Changi
Sep 14
SIN5:15 pmSingapore Changi
34h 30m
1 stop
IAD3:45 pmWashington, D.C. Dulles Intl
SAUDIA
Aug 31
IAD7:10 pmWashington, D.C. Dulles Intl
32h 35m
1 stop
SIN3:45 pmSingapore Changi
Sep 14
SIN5:15 pmSingapore Changi
34h 30m
1 stop
IAD3:45 pmWashington, D.C. Dulles Intl
SAUDIA
Sep 28
IAD7:10 pmWashington, D.C. Dulles Intl
32h 35m
1 stop
SIN3:45 pmSingapore Changi
Oct 5
SIN5:15 pmSingapore Changi
34h 30m
1 stop
IAD3:45 pmWashington, D.C. Dulles Intl

Turkish Airlines flights from Washington, D.C. to Singapore

Our best Turkish Airlines deals on Washington, D.C. to Singapore flight tickets
Turkish Airlines
Sep 4
IAD9:50 pmWashington, D.C. Dulles Intl
22h 55m
1 stop
SIN8:45 amSingapore Changi
Sep 23
SIN11:25 pmSingapore Changi
32h 30m
1 stop
IAD7:55 pmWashington, D.C. Dulles Intl
Turkish Airlines
Sep 19
IAD9:50 pmWashington, D.C. Dulles Intl
32h 05m
1 stop
SIN5:55 pmSingapore Changi
Oct 21
SIN11:25 pmSingapore Changi
27h 20m
1 stop
IAD2:45 pmWashington, D.C. Dulles Intl
Turkish Airlines
Oct 20
IAD9:50 pmWashington, D.C. Dulles Intl
22h 55m
1 stop
SIN8:45 amSingapore Changi
Oct 26
SIN11:25 pmSingapore Changi
24h 35m
1 stop
IAD12:00 pmWashington, D.C. Dulles Intl

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

What is the cheapest month to fly from Washington, D.C. to Singapore?

April. The cheapest time of year to fly to Singapore from Washington, D.C. is April. Most expensive is December

What is the cheapest day to depart Washington, D.C. for Singapore?

Wednesday. The cheapest day of the week is typically Wednesday. The most expensive is typically Saturday

When is the cheapest time to fly from Washington, D.C. to Singapore?

In the evening. Washington, D.C. to Singapore flights are approximately 28% more expensive in the afternoon than in the evening

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

Turkish Airlines. American Airlines, Etihad Airways, and JetBlue are the most popular carriers operating from Washington, D.C. to Singapore

What is the cheapest Washington, D.C. to Singapore flight route?

Washington, D.C. Dulles Intl - Singapore Changi. Fly from Washington, D.C. Dulles Intl to Singapore Changi for the best Washington, D.C. - Singapore flight prices

How far in advance should you book Washington, D.C. to Singapore flights?

52 days before. The cheapest time to buy a flight from Washington, D.C. to Singapore is approximately 52 days to departure

Cheap Washington, D.C. to Singapore (WAS to SIN) 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

$427

Fastest flight time

21h 00m

Direct flights

None

Airports in Singapore

1 airport
The best one-way flight to Singapore from Washington, D.C. in the past 72 hours is $427. The best round-trip flight deal from Washington, D.C. to Singapore found on momondo in the last 72 hours is $921.
The fastest flight from Washington, D.C. to Singapore takes 21h 00m
There are no direct flights from Washington, D.C. to Singapore. Popular non-direct routes for this connection are Washington, D.C. Dulles Intl Airport - Singapore Changi Airport, Washington, D.C. Reagan-National Airport - Singapore Changi Airport and Baltimore/Washington Airport - Singapore Changi Airport.
There is 1 airport near Singapore: Singapore Changi (SIN)

  • How far is Washington, D.C. to Singapore Changi by plane?

    The straight-line distance from Washington, D.C. to Singapore Changi is 9651.2 mi. A reasonable flight in good conditions will take 21h 50m.

  • When did momondo last update prices for flights from Washington, D.C. to Singapore Changi Airport?

    Prices for flights from Washington, D.C. to Singapore Changi Airport were last updated today.

  • How many operators does momondo search for flights from Washington, D.C. to Singapore Changi Airport?

  • How old do you have to be to fly from Washington, D.C. 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 Washington, D.C. to Singapore Changi Airport.

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

    The travel and health documents you'll need for your trip to Singapore Changi Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Singapore Changi Airport. It is always advisable to seek 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 AirwaysPriceFrom $884Free CancellationRating
7.3
1,354 reviews
Search Etihad Airways flights
Turkish AirlinesPriceFrom $954Free CancellationRating
7.4
3,714 reviews
Search Turkish Airlines flights
DeltaPriceFrom $995Free CancellationRating
8.0
10,635 reviews
Search Delta flights
JetBluePriceFrom $1,028Free CancellationRating
7.6
4,447 reviews
Search JetBlue flights
Qatar AirwaysPriceFrom $1,045Free CancellationRating
7.7
4,376 reviews
Search Qatar Airways flights
American AirlinesPriceFrom $1,050Free CancellationRating
7.3
14,472 reviews
Search American Airlines flights
Korean AirPriceFrom $1,107Free CancellationRating
8.5
1,166 reviews
Search Korean Air flights
Singapore AirlinesPriceFrom $1,195Free CancellationRating
8.2
1,439 reviews
Search Singapore Airlines flights
LufthansaPriceFrom $1,456Free CancellationRating
7.0
7,642 reviews
Search Lufthansa flights
EmiratesPriceFrom $1,633Free CancellationRating
8.1
3,939 reviews
Search Emirates flights

Why use momondo?

Why should I use momondo to find a flight deal from Washington, D.C. to Singapore?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Washington, D.C. to Singapore. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Washington, D.C. to Singapore with flexible booking policies on momondo?

All flight searches from Washington, D.C. to Singapore on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Washington, D.C. to Singapore?

Once you have performed a search for Washington, D.C. to Singapore flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Washington, D.C. to Singapore right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Washington, D.C. to Singapore flights. All you need is a valid email address and we will do the rest; it is that quick and easy.


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