How long is the flight to Washington, D.C. Dulles Intl Airport?

The duration of your flight to Washington, D.C. depends on your departure and arrival airports. Obviously, any flights that include a layover will also be longer. The most popular routes to Washington, D.C. on KAYAK are from Bangkok , which takes 26h 22m , and Chiang Mai , which takes 26h 25m.

How far is Washington, D.C. Dulles Intl Airport from central Washington, D.C.?

You’ll need to travel 22 miles to reach the Washington, D.C. city center from Washington, D.C. Dulles Intl Airport.

How does KAYAK find such low prices on flights to Washington Dulles Airport?

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 to Washington Dulles Airport.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Washington Dulles Airport?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights to Washington Dulles Airport?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport 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 to Washington Dulles Airport?

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 to Washington Dulles Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

How many direct flights to Washington, D.C. Dulles Intl Airport are there each day?

There are around 1,127 direct flights from within Thailand to Washington, D.C. Dulles Intl Airport every day. Most flights depart in the morning, with 49% of flights departing in the morning.

How many direct flights to Washington, D.C. Dulles Intl Airport are there each week?

Each week there are around 7,887 direct flights from within Thailand to Washington, D.C. Dulles Intl Airport. The most common day for departures is Thursday, with 17% of flights taking off on this day.

What are the most popular airlines flying to Washington, D.C. Dulles Intl Airport?

The most popular airline among KAYAK users flying to Washington, D.C. Dulles Intl Airport is Qatar Airways, followed by Korean Air and Delta.

$374 CHEAP FLIGHTS from Thailand to Washington Dulles (IAD)

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Flight Deals

Cheap Flights from Thailand to Dulles Intl

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent round-trip flight deals from Thailand to Dulles Intl

Wed, Oct 28 - Wed, Nov 4

8:10 am - 9:55 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

24h 45m1 stop Taipei City Taiwan Taoyuan Intl

11:55 pm - 4:50 pmIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

28h 55m1 stop Taipei City Taiwan Taoyuan Intl

$827Thai Airways

Wed, Dec 23 - Sat, Jan 2

12:40 pm - 8:55 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

20h 15m1 stop Taipei City Taiwan Taoyuan Intl

11:55 pm - 10:50 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

22h 55m1 stop Taipei City Taiwan Taoyuan Intl

$831Thai Airways

Mon, Nov 9 - Sun, Nov 22

9:10 am - 9:10 amBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

36h 00m1 stop Tokyo Haneda

1:15 pm - 11:30 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

34h 15m3 stops Chicago O'Hare Intl Los Angeles Hong Kong Intl

$1,027United Airlines

Thu, Oct 1 - Sun, Oct 18

9:35 am - 10:05 amBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

35h 30m1 stop Tokyo Haneda

8:20 am - 4:35 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

33h 15m2 stops Chicago O'Hare Intl Tokyo Haneda

$1,028United Airlines

Mon, Dec 21 - Sun, Jan 10

10:25 pm - 11:54 amBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

25h 29m2 stops Tokyo Haneda Chicago O'Hare Intl

12:20 pm - 6:30 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

30h 10m1 stop Tokyo Haneda

$1,062ANA

Sun, Nov 1 - Wed, Dec 2

10:25 pm - 9:13 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

34h 48m2 stops Tokyo Haneda Chicago O'Hare Intl

11:10 am - 4:20 pmIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

41h 10m1 stop Tokyo Haneda

$1,062ANA

Thu, Nov 5 - Thu, Apr 1

6:55 pm - 8:10 amBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

25h 15m1 stop Doha Hamad Intl

9:00 pm - 6:20 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

22h 20m1 stop Doha Hamad Intl

$1,111Qatar Airways

Tue, Nov 3 - Thu, Apr 1

3:00 am - 3:55 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

24h 55m1 stop Doha Hamad Intl

9:00 pm - 6:20 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

22h 20m1 stop Doha Hamad Intl

$1,111Qatar Airways

Wed, Nov 4 - Mon, Nov 9

12:20 am - 9:50 amCNX Chiang Mai-IAD Washington, D.C. Dulles Intl

21h 30m1 stop Incheon Intl

11:50 am - 10:45 pmIAD Washington, D.C. Dulles Intl-CNX Chiang Mai

22h 55m1 stop Incheon Intl

$1,153Korean Air

Sat, Nov 7 - Sun, Nov 22

11:15 pm - 9:50 amBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

22h 35m1 stop Incheon Intl

11:50 am - 12:20 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

24h 30m1 stop Incheon Intl

$1,153Korean Air

Recent last minute flight deals from Thailand to Dulles Intl

Fri, Sep 18 - Wed, Sep 30

12:40 pm - 10:00 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

20h 20m1 stop Taipei City Taiwan Taoyuan Intl

1:15 am - 10:40 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

22h 25m1 stop Taipei City Taiwan Taoyuan Intl

$835Thai Airways

Thu, Sep 17 - Fri, Oct 2

5:15 pm - 10:00 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

39h 45m1 stop Taipei City Taiwan Taoyuan Intl

1:15 am - 10:40 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

22h 25m1 stop Taipei City Taiwan Taoyuan Intl

$873Thai Airways

Tue, Sep 15 - Tue, Sep 29

9:35 am - 3:35 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

41h 00m1 stop Tokyo Haneda

10:30 am - 9:35 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

36h 05m3 stops Chicago O'Hare Intl Los Angeles Hong Kong Intl

$1,029United Airlines

Tue, Sep 15 - Tue, Sep 29

9:35 am - 10:05 amBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

35h 30m1 stop Tokyo Haneda

1:10 pm - 9:35 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

33h 25m3 stops Chicago O'Hare Intl Los Angeles Hong Kong Intl

$1,030United Airlines

Wed, Sep 16 - Thu, Oct 1

3:00 am - 3:40 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

23h 40m1 stop Doha Hamad Intl

11:05 am - 8:25 pmIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

22h 20m1 stop Doha Hamad Intl

$1,124Qatar Airways

Thu, Sep 17 - Tue, Oct 6

8:00 pm - 3:40 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

30h 40m1 stop Doha Hamad Intl

9:00 pm - 7:35 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

23h 35m1 stop Doha Hamad Intl

$1,124Qatar Airways

Wed, Sep 16 - Sun, Oct 4

2:35 am - 10:56 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

31h 21m2 stops Incheon Intl Seattle/Tacoma Intl

7:25 am - 11:35 pmIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

29h 10m2 stops Seattle/Tacoma Intl Incheon Intl

$1,158Delta

Fri, Sep 18 - Mon, Oct 5

2:35 am - 12:41 amBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

33h 06m2 stops Incheon Intl Atlanta Hartsfield-Jackson

6:10 am - 1:05 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

31h 55m2 stops Minneapolis St Paul Incheon Intl

$1,158Delta

Tue, Sep 15 - Tue, Sep 29

9:35 am - 3:35 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

41h 00m1 stop Tokyo Haneda

12:35 pm - 5:55 amIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

30h 20m1 stop Tokyo Haneda

$3,512ANA

Tue, Sep 15 - Tue, Sep 29

9:35 am - 3:35 pmBKK Bangkok Suvarnabhumi-IAD Washington, D.C. Dulles Intl

41h 00m1 stop Tokyo Haneda

8:20 am - 11:55 pmIAD Washington, D.C. Dulles Intl-BKK Bangkok Suvarnabhumi

28h 35m2 stops Chicago O'Hare Intl Tokyo Narita

$4,653ANA

Booking Insights

KAYAK's insights & trends for flights to Dulles Intl

Get data-powered insights and trends for flights to Dulles Intl to help you find the cheapest flights, the best time to fly and much more.

Prices

Airlines

What is the cheapest flight to Washington Dulles Airport?

In the last 5 days, the cheapest flight deal to Washington Dulles Airport was found on the route from Chiang Mai, at $827 return. The most popular connection is from Bangkok to Washington Dulles Airport and KAYAK users have found round-trip deals for as low as $827 in the last 5 days.

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

The cheapest month for flights to Washington, D.C. Dulles Intl Airport is July, where tickets cost $1,054 on average for return flights. On the other hand, the most expensive months are December and November, where the average cost of tickets from Thailand is $1,286 and $1,232 respectively. For one-way flights, the best month to travel is September with an average price of $620.

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

To get a below average price, you should book around 1 week before departure. For the absolute cheapest price, our data suggests you should book 26 weeks before departure.

Find deals

Low season	November
High season	April
Cheapest flight	$374

Best time to beat the crowds but there is an average 5% increase in price.

Most popular time to fly and prices are also 5% lower on average.

Flight from Chiang Mai to Washington Dulles Airport

What is the cheapest flight to Washington Dulles Airport?
In the last 5 days, the cheapest flight deal to Washington Dulles Airport was found on the route from Chiang Mai, at $827 return. The most popular connection is from Bangkok to Washington Dulles Airport and KAYAK users have found round-trip deals for as low as $827 in the last 5 days.
How far is Washington, D.C. Dulles Intl Airport from central Washington, D.C.?
You’ll need to travel 22 miles to reach the Washington, D.C. city center from Washington, D.C. Dulles Intl Airport.
How does KAYAK find such low prices on flights to Washington Dulles Airport?
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 to Washington Dulles Airport.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket to Washington Dulles Airport?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Washington Dulles Airport is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights to Washington Dulles Airport?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly to Washington Dulles Airport 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 to Washington Dulles Airport?
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 to Washington Dulles Airport up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.
How many direct flights to Washington, D.C. Dulles Intl Airport are there each week?
Each week there are around 7,887 direct flights from within Thailand to Washington, D.C. Dulles Intl Airport. The most common day for departures is Thursday, with 17% of flights taking off on this day.

Enter your preferred departure airport and travel dates into the search form above to unlock the latest Washington Dulles Airport flight deals.

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$374 Find Cheap Flights from Thailand to Washington Dulles Airport - Compare and Save

Cheap Flights from Thailand to Dulles Intl

Recent round-trip flight deals from Thailand to Dulles Intl

Recent one-way flight deals from Thailand to Dulles Intl

Recent last minute flight deals from Thailand to Dulles Intl

KAYAK's insights & trends for flights to Dulles Intl

What is the cheapest flight to Washington Dulles Airport?

What is the cheapest month to fly to Washington, D.C. Dulles Intl Airport?

How far in advance should I book a flight to Washington, D.C. Dulles Intl Airport?

What are the most popular airlines flying to Washington, D.C. Dulles Intl Airport?

How long is the flight to Washington, D.C. Dulles Intl Airport?

How many direct flights to Washington, D.C. Dulles Intl Airport are there each day?

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