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฿3,538+ Cheap flights from Washington, D.C.

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/9. 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.
WAS — BKK
17 Jul — 24 Jul1
1 adult

What to know about flights from Washington, D.C.

Discover essential information about flights departing from Washington, D.C., including flight schedules, destinations, airlines operating at the Washington, D.C. airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 12 July 2025.

Good round-trip deal

฿8,730 or less

Good one-way deal

฿2,548 or less
Price to beat on a round-trip flight from Washington, D.C..
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Price to beat on a one-way flight from Washington, D.C..
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Find flights from Washington, D.C.

Cheapest flights from Washington, D.C.
Explore the most affordable flight options available from Washington, D.C.. Find the lowest fares based on data from user searches, with prices last updated on 12 July 2025.

Mon 18/805:45BWI - CNX
2 stops54h 55mMultiple Airlines
Tue 2/900:45CNX - BWI
2 stops41h 09mMultiple Airlines
Deal found 10/7฿27,233
Tue 21/1023:00IAD - HKT
1 stop31h 45mAir China
Thu 30/1018:25HKT - IAD
1 stop36h 05mAir China
Deal found 9/7฿27,330
Mon 18/819:30IAD - CNX
2 stops39h 25mKorean Air
Wed 3/923:15CNX - IAD
2 stops35h 06mKorean Air
Deal found 10/7฿28,336
Thu 28/805:45BWI - BKK
2 stops29h 40mMultiple Airlines
Tue 9/913:30BKK - BWI
2 stops28h 26mMultiple Airlines
Deal found 11/7฿28,921
Wed 15/1012:15IAD - CNX
2 stops34h 05mMultiple Airlines
Mon 17/1112:10CNX - IAD
2 stops33h 00mMultiple Airlines
Deal found 12/7฿29,765
Sun 31/820:23IAD - HKT
2 stops38h 47mKorean Air
Sun 7/923:25HKT - IAD
2 stops31h 18mKorean Air
Deal found 9/7฿29,765
Mon 25/812:50IAD - HKT
1 stop43h 40mAir India
Tue 2/909:05HKT - IAD
1 stop33h 35mAir India
Deal found 10/7฿29,927
Mon 3/1117:00DCA - HKT
2 stops40h 40mKorean Air
Wed 12/1123:20HKT - DCA
2 stops30h 45mKorean Air
Deal found 11/7฿30,057
Sun 19/1022:14IAD - BKK
2 stops38h 41mUnited Airlines
Sun 2/1109:25BKK - IAD
1 stop35h 45mUnited Airlines
Deal found 10/7฿30,089
Mon 1/909:40DCA - BKK
2 stops28h 25mเดลต้า
Mon 8/902:35BKK - DCA
2 stops30h 13mเดลต้า
Deal found 11/7฿30,122
Thu 27/1107:00IAD - BKK
2 stops29h 45mเดลต้า
Tue 10/323:15BKK - IAD
2 stops35h 52mเดลต้า
Deal found 11/7฿30,122
Fri 7/1106:05DCA - BKK
2 stops30h 40mKorean Air
Fri 28/1109:40BKK - DCA
2 stops24h 36mKorean Air
Deal found 10/7฿30,154

Find flights from Washington, D.C. within your budget

Find flights departing from Washington, D.C. that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 12 July 2025. In the last 7 days, Cheapflights users made a total of 17,341 searches

Fly to

Suvarnabhumi

Route

Depart

Return

Price

BaltimoreChiang Mai

BWI - CNX

BWICNX

Baltimore/Washington

Mon 18/8

05:45-23:40

2 stops54h 55m

Chiang Mai

Tue 2/9

00:45-06:54

2 stops41h 09m

฿27,233

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Mon 18/8

19:30-21:55

2 stops39h 25m

Chiang Mai

Wed 3/9

23:15-23:21

2 stops35h 06m

฿28,336

BaltimoreBangkok

BWI - BKK

BWIBKK

Baltimore/Washington

Thu 28/8

05:45-22:25

2 stops29h 40m

Bangkok Suvarnabhumi

Tue 9/9

13:30-06:56

2 stops28h 26m

฿28,921

Washington, D.C.Chiang Mai

IAD - CNX

IADCNX

Washington, D.C. Dulles Intl

Wed 15/10

12:15-09:20

2 stops34h 05m

Chiang Mai

Mon 17/11

12:10-09:10

2 stops33h 00m

฿29,765

Washington, D.C.Phuket City

IAD - HKT

IADHKT

Washington, D.C. Dulles Intl

Tue 4/11

12:30-21:40

2 stops69h 10m

Phuket City

Wed 19/11

23:20-16:31

2 stops29h 11m

฿29,830

Washington, D.C.Phuket City

IAD - HKT

IADHKT

Washington, D.C. Dulles Intl

Mon 25/8

12:50-19:30

1 stop43h 40m

Phuket City

Tue 2/9

09:05-07:40

1 stop33h 35m

฿29,927

Washington, D.C.Phuket City

DCA - HKT

DCAHKT

Washington, D.C. Reagan-National

Mon 3/11

17:00-21:40

2 stops40h 40m

Phuket City

Tue 18/11

23:20-13:22

2 stops26h 02m

฿30,057

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Sun 19/10

22:14-23:55

2 stops38h 41m

Bangkok Suvarnabhumi

Sun 2/11

09:25-10:10

1 stop35h 45m

฿30,089

Washington, D.C.Bangkok

DCA - BKK

DCABKK

Washington, D.C. Reagan-National

Mon 1/9

09:40-01:05

2 stops28h 25m

Bangkok Suvarnabhumi

Mon 8/9

02:35-21:48

2 stops30h 13m

฿30,122

Washington, D.C.Bangkok

IAD - BKK

IADBKK

Washington, D.C. Dulles Intl

Thu 27/11

11:50-00:45

1 stop24h 55m

Bangkok Suvarnabhumi

Tue 10/3

23:15-16:32

2 stops28h 17m

฿30,122

Flights are sorted by cheapest return flights first.

Deals found on 9/7

Showing 1-10 of 60 results
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Best time to book a flight from Washington, D.C.

Have a flexible travel schedule? Discover the best time to fly from Washington, D.C. with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Washington, D.C.

Get recent, data-driven insights about flights from Washington, D.C. including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Washington, D.C.?

Use this chart to determine the optimal time to book a return flight from Washington, D.C. to Suvarnabhumi. Price data was last updated on 27 June 2025.

Booking 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from Washington, D.C.. 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 Washington, D.C.?

Currently, May is the cheapest month in which you can book a flight from Washington, D.C. (average of ฿20,384). Flying from Washington, D.C. in June will prove the most costly (average of ฿35,997). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Washington, D.C.?

Many airlines operate round-trip flights from Washington, D.C.: Qatar Airways, เจ็ตบลู, เตอร์กิชแอร์ไลน์. These airlines fly to the following popular destinations: Bangkok.

เอทิฮัดแอร์เวย์
เอทิฮัดแอร์เวย์
From ฿1,030
Qatar Airways
Qatar Airways
From ฿1,105
Emirates
Emirates
From ฿1,161
เจ็ตบลู
เจ็ตบลู
From ฿948

What are popular destinations to fly to from Washington, D.C.?

If you’re flying from Washington, D.C., these routes are more frequently taken by airlines New York (1,258 flights per day), Chicago (973 flights per day) and Detroit (630 flights per day).

Atlanta Hartsfield-Jackson
Atlanta Hartsfield-Jackson
From ฿638
Milwaukee-Mitchell
Milwaukee-Mitchell
From ฿155
Mexico City Benito Juarez
Mexico City Benito Juarez
From ฿300
Boston Logan Intl
Boston Logan Intl
From ฿1,139

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

The cheapest city to fly to from Washington, D.C. is Nashville Intl, with prices starting at ฿2,548. Explore other affordable destinations below.

Nashville Intl
Nashville Intl
From ฿78
Dallas/Fort Worth
Dallas/Fort Worth
From ฿98
Milwaukee-Mitchell
Milwaukee-Mitchell
From ฿155
Detroit
Detroit
From ฿246

Airline reviews for flights from Washington, D.C.

Get insights into the airlines that provide service from Washington, D.C.. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Washington, D.C.. In the last 7 days, Cheapflights users made a total of 17,341 searches.
Read reviews from past customers who have flown EVA Air, Korean Air, andANA from Washington, D.C.. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
EVA Air
8.4
Very Good
1,215 reviews
Check prices

Food

8.1

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
EVA Air
8.4
Very Good
1,215 reviews
EVA Air
8.4
Very Good
1,215 reviews
Check prices

Food

8.1

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Korean Air
8.4
Very Good
1,107 reviews
EVA Air
8.4
Very Good
1,215 reviews
Check prices

Food

8.1

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
ANA
8.4
Very Good
900 reviews
EVA Air
8.4
Very Good
1,215 reviews
Check prices

Food

8.1

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
Japan Airlines
8.3
Very Good
1,512 reviews
EVA Air
8.4
Very Good
1,215 reviews
Check prices

Food

8.1

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount
China Airlines
8.3
Very Good
744 reviews
EVA Air
8.4
Very Good
1,215 reviews
Check prices

Food

8.1

Entertainment

8.0

Crew

8.6

Comfort

8.3

Boarding

8.4

Overall

8.4

Reviews

1 / 20
10.0
Excellent

Dale,May 2025

TPE - SFO

Flight staff were very courteous and efficient. Aircraft (seats, lavatories, etc) kept clean and replenished. Food service was timed perfectly and was delicious and had right amount

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Related info for your journey

Access useful and relevant information related to your journey from Washington, D.C.. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 12 July 2025.

  • What are the most popular destinations to fly to from Washington, D.C.?

    The most selected flight destinations from Washington, D.C. for the current month are Boston, Atlanta, Athens. While Boston, Atlanta, Athens are the top choices made by travellers year-round.

  • Which is the cheapest airport to catch a flight from Washington, D.C.?

    Washington, D.C. Reagan-National airport offers the cheapest routes to Bangkok, from ฿23,825; whereas Washington, D.C. Dulles Intl airport is typically cheaper if you're flying to Bangkok, from ฿25,837. It's best to make sure you are flexible on dates to find the cheapest possible flight options for your journey.

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

    At the present moment the cheapest month to fly from Washington, D.C. is currently May; with June being the most expensive. Prices will vary depending on multiple factors such as booking in advance, airline and departure airports and times.

  • Where are the cheapest places to fly to from Washington, D.C.?

    Here are some of the cheapest flight destinations from Washington, D.C.:
    Fly from Washington, D.C. to Bangkok from ฿23,825
    Fly from Washington, D.C. to Phuket City from ฿30,511

  • How does Cheapflights help users find flights from Washington, D.C.?

    Cheapflights helps you search for flights from Washington, D.C. via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

  • Why should you use Cheapflights to find cheap flight tickets from Washington, D.C.?

    By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Washington, D.C..

  • Can Cheapflights find flights from Washington, D.C. with no change fees?

    Yes! Cheapflights helps users easily find flights from Washington, D.C. with no change fees.

  • Can Cheapflights notify me if prices for flights from Washington, D.C. become cheaper?

    Not ready to book yet? You can track prices for flights from Washington, D.C. on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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Cheapflights helps you search for flights from Washington, D.C. via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

Why should you use Cheapflights to find cheap flight tickets from Washington, D.C.?

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights from Washington, D.C..

Can Cheapflights find flights from Washington, D.C. with no change fees?

Yes! Cheapflights helps users easily find flights from Washington, D.C. with no change fees.

Can Cheapflights notify me if prices for flights from Washington, D.C. become cheaper?

Not ready to book yet? You can track prices for flights from Washington, D.C. on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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