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Cheap flights from Southeast Asia to Washington, D.C. Dulles Intl Airport

BKK — IAD
8 Oct — 15 Oct1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Southeast Asia to Dulles Intl

Round-trip from

S$ 1,021

One-way from

S$ 685
Air China
  • Air China
  • 15-10-27-10
  • 2 total stops
  • 72h 30m total
  • Southeast Asia to Washington, D.C.
Search Deals
Air China
  • Air China
  • 2-11-31-12
  • 1 total stop
  • 37h 45m total
  • Southeast Asia to Washington, D.C.
Search Deals

Cheapflights Insights

Everything you need to know about your flight from Southeast Asia to Washington, D.C. Dulles Intl Airport

How far ahead should I book a flight from Southeast Asia to Washington, D.C. Dulles Intl Airport?

Booking 13 days in advance of your planned departure date is, on average, the best time to get cheap flights from Southeast Asia to Washington, D.C. Dulles Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

What is the cheapest month to book a flight from Southeast Asia to Washington, D.C. Dulles Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Southeast Asia to Washington, D.C. Dulles Intl Airport (average of S$ 1,281). Flying from Southeast Asia to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of S$ 1,878). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Dulles Intl

Get a feel of what it's like to fly with ANA and Qatar Airways from Southeast Asia to Washington, D.C. Dulles Intl Airport by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
ANA
8.3
Very Good
1,311 reviews
Check prices

Comfort

8.2

Crew

8.7

Entertainment

8.0

Food

7.8

Boarding

8.5

Overall

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

NRT - SFO

The boarding was way behind the est schedule. However it moved pretty fast after it started. It’d be more professional if they informed the passengers of any delay and progress.
ANA
8.3
Very Good
1,311 reviews
ANA
8.3
Very Good
1,311 reviews
Check prices

Comfort

8.2

Crew

8.7

Entertainment

8.0

Food

7.8

Boarding

8.5

Overall

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

NRT - SFO

The boarding was way behind the est schedule. However it moved pretty fast after it started. It’d be more professional if they informed the passengers of any delay and progress.
Qatar Airways
7.3
Good
3,734 reviews
ANA
8.3
Very Good
1,311 reviews
Check prices

Comfort

8.2

Crew

8.7

Entertainment

8.0

Food

7.8

Boarding

8.5

Overall

8.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Jun 2026

NRT - SFO

The boarding was way behind the est schedule. However it moved pretty fast after it started. It’d be more professional if they informed the passengers of any delay and progress.

Related info for your journey

  • How long is the flight from Southeast Asia to Washington, D.C. Dulles Intl Airport?

    There are many flights that can get you from Southeast Asia to Washington, D.C. Dulles Intl Airport in 25h 30m. Fly via United Airlines, Japan Airlines, or Turkish Airlines to get the fastest option. Airlines will cover a distance of 15521 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.

  • Can I find deals for flights from Southeast Asia to Dulles Intl that include hotel bookings?

    Yes. In addition to deals on Southeast Asia to Dulles Intl flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Southeast Asia to Dulles Intl?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Southeast Asia to Dulles Intl.

  • Can I find deals for business class flights from Southeast Asia to Dulles Intl?

    Yes. Cheapflights offers flight deals from Southeast Asia to Dulles Intl by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Southeast Asia to Washington, D.C. Dulles Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Southeast Asia to Washington, D.C. Dulles Intl Airport (average of S$ 1,281). Flying from Southeast Asia to Washington, D.C. Dulles Intl Airport in July is currently the most expensive (average of S$ 1,878). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Southeast Asia to Dulles Intl

Singapore to Baltimore flights
Singapore to Dulles Intl flights
Singapore to Reagan-National flights

Top 2 airlines flying from Southeast Asia to Dulles Intl

AirlineCheapestAverageFlexibilityOn-time
Qatar AirwaysCheapestS$ 1,755AverageS$ 1,829FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
ANACheapestS$ 2,207AverageS$ 2,356FlexibilityNo cancel feeOn-time80%
Search ANA flights

Fly with Cheapflights

How does Cheapflights help users find flights from Southeast Asia to Dulles Intl?

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Dulles Intl from Southeast Asia today with Cheapflights!

Why should you use Cheapflights to find cheap flight tickets from Southeast Asia to Dulles Intl?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Southeast Asia to Dulles Intl for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Southeast Asia to Dulles Intl with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Southeast Asia to Dulles Intl, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Southeast Asia to Dulles Intl become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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