S$ 551 Find Cheap Flights from Washington, D.C. to Southeast Asia

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Washington, D.C. to Southeast Asia departing on 23-8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy

KAYAK searches hundreds of travel sites at once for deals on flights to Southeast Asia

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Southeast Asia, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Washington, D.C. to Southeast Asia, as well as popular online travel agencies
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Best Southeast Asia Flight Deals from Washington, D.C.

Cheapest return prices found by our users on KAYAK in the last 72 hours
Singapore
Singapore1 stopS$ 998
Singapore
Singapore1 stopS$ 998

Cheap Flights from Washington, D.C. to Southeast Asia

 
Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Washington, D.C. to Southeast Asia that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent return flight deals from Washington, D.C. to Southeast Asia

Wed, 24 Sep - Tue, 30 Sep
Air India Logo
11:00 - 21:45IAD-SIN
22h 45m1 stop
Air India Logo
20:30 - 07:40SIN-IAD
23h 10m1 stop
S$ 998Air India
Find Deal
Sun, 16 Nov - Sat, 22 Nov
Air India Logo
11:00 - 07:00IAD-SIN
31h 00m1 stop
Air India Logo
08:20 - 06:50SIN-IAD
35h 30m1 stop
S$ 1,036Air India
Find Deal
Fri, 17 Oct - Wed, 29 Oct
Etihad Airways Logo
22:05 - 09:40IAD-SIN
23h 35m1 stop
Etihad Airways Logo
20:40 - 17:05SIN-IAD
32h 25m1 stop
S$ 1,076Etihad Airways
Find Deal
Thu, 11 Sep - Tue, 30 Sep
Etihad Airways Logo
22:05 - 09:40IAD-SIN
23h 35m1 stop
Etihad Airways Logo
21:10 - 16:10SIN-IAD
31h 00m1 stop
S$ 1,106Etihad Airways
Find Deal
Thu, 25 Sep - Sat, 27 Sep
IndiGo Logo
13:30 - 17:20IAD-SIN
39h 50m2 stops
IndiGo Logo
19:45 - 19:45SIN-IAD
36h 00m2 stops
S$ 1,143IndiGo
Find Deal
Thu, 11 Sep - Thu, 18 Sep
 Logo
21:40 - 17:20IAD-SIN
31h 40m2 stops
 Logo
23:25 - 19:30SIN-IAD
32h 05m1 stop
S$ 1,154
Find Deal
Thu, 21 Aug - Thu, 28 Aug
 Logo
05:45 - 23:20BWI-SIN
29h 35m2 stops
 Logo
14:35 - 06:54SIN-BWI
28h 19m2 stops
S$ 1,170
Find Deal
Thu, 11 Sep - Thu, 18 Sep
IndiGo Logo
13:30 - 17:20IAD-SIN
39h 50m2 stops
IndiGo Logo
19:45 - 19:45SIN-IAD
36h 00m2 stops
S$ 1,209IndiGo
Find Deal
Wed, 27 Aug - Sun, 7 Sep
Korean Air Logo
13:30 - 05:00IAD-SIN
27h 30m1 stop
Korean Air Logo
22:30 - 19:43SIN-IAD
33h 13m2 stops
S$ 1,236Korean Air
Find Deal
Mon, 15 Sep - Sun, 21 Sep
Korean Air Logo
08:25 - 23:40DCA-SIN
27h 15m2 stops
Korean Air Logo
22:30 - 15:03SIN-DCA
28h 33m2 stops
S$ 1,239Korean Air
Find Deal
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KAYAK's insights & trends for Washington, D.C. to Southeast Asia flights

Get data-powered insights and trends into flights from Washington, D.C. to Southeast Asia to help you find the cheapest flights, the best time to fly, and much more.

Can I save money by flying with a stopover from Washington, D.C. to Southeast Asia?

The average return price for all direct flights, flights with one stopover, and flights with two stopovers for the route found by users searching on KAYAK in the last 2 weeks.

No, with an average price for the route of S$ 452, prices are generally cheapest when you fly direct.

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

To calculate monthly average prices, KAYAK takes all prices for each month over the last year for round-trip flights from Washington, D.C. to Southeast Asia, removes the top 0.1% to account for outliers, and then takes the median of all values for each month.

The cheapest month for flights from Washington, D.C. to Southeast Asia is October, when tickets cost S$ 1,280 (return) on average. On the other hand, the most expensive months are December and July, when the average cost of return tickets is S$ 2,301 and S$ 2,022 respectively.

What’s the cheapest day of the week to fly from Washington, D.C. to Southeast Asia?

The average price of all round-trip flights from Washington, D.C. to Southeast Asia clicked on KAYAK for each day over the last 12 months.

Your flight ticket price will generally be cheaper if you fly to Southeast Asia on a Tuesday and more expensive on a Friday. On your return trip to Washington, D.C., you should consider flying back on a Friday, and avoid Tuesdays for better deals.

How far in advance should I book a flight from Washington, D.C. to Southeast Asia?

To calculate weekly average prices, KAYAK takes all prices for each week before departure over the last year for round-trip flights from Washington, D.C. to Southeast Asia, removes the top 0.1% to account for outliers, and then takes the average of all the values for each week.

To get a below-average price on the flight from Washington, D.C. to Southeast Asia, you should book around 3 weeks before departure. For the absolute cheapest price, our data suggests you should book 12 weeks before departure.


Good to know

Low seasonAugust
High seasonDecember
Cheapest flightS$ 551
Best time to beat the crowds (0% less expensive on average)
Most popular time to fly (35% more expensive on average)
Flight from Washington Dulles Airport to Singapore

FAQs - booking Southeast Asia flights

  • How does KAYAK find such low prices on flights from Washington, D.C. to Southeast Asia?

    KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington, D.C. to Southeast Asia.

  • How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Washington, D.C. to Southeast Asia?

    KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington, D.C. to Southeast Asia is likely to change within 7 days, so travellers know whether to wait or book now.

  • What is the Hacker Fare option on flights from Washington, D.C. to Southeast Asia?

    Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly from Washington, D.C. to Southeast Asia with an airline and back with another airline.

  • What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Washington, D.C. to Southeast Asia?

    Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Washington, D.C. to Southeast Asia up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

  • What is the cheapest time of day to fly to Southeast Asia?

    The cheapest time of day to fly to Southeast Asia is generally at night, when retur flights cost S$ 1,157 on average. The most expensive time of day to fly to Southeast Asia is generally in the morning, which is peak travel time and where the average cost of a ticket is S$ 1,564.

Everything you need to know for your flight to Southeast Asia

Cabin class types available on flights to Washington, D.C.

Cabin classes available on flights to Washington, D.C.. Prices are the lowest found on KAYAK over the last 7 days. Price and availability is not guaranteed.

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