$538+ Cheap flights from Bangkok to Washington, D.C. (WAS)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/29. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — WAS
Sep 19 — Sep 261
Round-trip
1 adult, Economy
We work with more than 300 partners to bring you better travel deals
Find cheap flights from Bangkok to Washington, D.C. with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Bangkok to Washington, D.C.
Cheapest
Best
Last-minute
One-way
Cheapest flights from Bangkok to Washington, D.C.Explore the most affordable flight options available from Bangkok to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.
Explore the most affordable flight options available from Bangkok to Washington, D.C.. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 20, 2026.
This Gotogate deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:25 pm -
1 stop35h 20m
Fri 9/256:50 pm -
1 stop31h 55m
Deal found 8/19![SAUDIA logo]()
$754
This Trip.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/43:25 pm -
1 stop35h 20m
Sun 10/116:50 pm -
1 stop31h 55m
Deal found 8/20![SAUDIA logo]()
$761
This Mytrip deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/193:20 pm -
1 stop35h 25m
Fri 1/155:50 pm -
1 stop31h 50m
Deal found 8/19![SAUDIA logo]()
$882
This Trip.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/203:25 pm -
1 stop35h 20m
Sun 10/256:50 pm -
1 stop31h 50m
Deal found 8/15![SAUDIA logo]()
$915
This Vliegwinkel deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:45 pm -
3 stops36h 25m
Wed 9/233:10 pm -
1 stop40h 00m
Deal found 8/16![Multiple Airlines logo]()
$923
This Flightnetwork deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:00 pm -
1 stop23h 45m
Tue 9/223:10 pm -
1 stop21h 45m
Deal found 8/16![Etihad Airways logo]()
$958
This Trip.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/203:25 pm -
1 stop35h 20m
Sun 10/256:50 pm -
1 stop31h 50m
Deal found 8/20![SAUDIA logo]()
$961
This Vliegwinkel deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:15 am -
1 stop35h 30m
Wed 9/233:10 pm -
1 stop28h 35m
Deal found 8/16![Etihad Airways logo]()
$978
This Gotogate deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/103:15 am -
1 stop41h 30m
Wed 3/32:35 pm -
1 stop39h 25m
Deal found 8/17![Etihad Airways logo]()
$987
This Gotogate deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:25 pm -
1 stop35h 20m
Thu 9/243:10 pm -
1 stop34h 00m
Deal found 8/20![Multiple Airlines logo]()
$989
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am -
2 stops25h 05m
Tue 9/221:04 pm -
3 stops33h 31m
Deal found 8/16![United Airlines logo]()
$1,035
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am -
2 stops26h 13m
Fri 9/253:30 pm -
3 stops31h 05m
Deal found 8/19![United Airlines logo]()
$1,040
Best flights from Bangkok to Washington, D.C.Discover carefully curated flight deals from Bangkok to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.
Discover carefully curated flight deals from Bangkok to Washington, D.C. that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 20, 2026.
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:35 am -
1 stop41h 00m
Sun 10/256:11 am -
2 stops29h 39m
Deal found 8/16![United Airlines logo]()
$1,031
This Etihad Airways deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Etihad Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/58:30 am -
1 stop36h 35m
Sun 2/72:35 pm -
1 stop28h 00m
Deal found 8/17![Etihad Airways logo]()
$1,054
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/42:35 am -
2 stops46h 08m
Sun 10/256:59 pm -
2 stops41h 21m
Deal found 8/19![Delta logo]()
$1,157
This China Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/155:30 pm -
2 stops24h 00m
Tue 9/227:15 pm -
2 stops27h 30m
Deal found 8/16![Multiple Airlines logo]()
$1,166
This Emirates deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:55 pm -
1 stop43h 55m
Sun 10/2511:15 am -
1 stop21h 55m
Deal found 8/19![Emirates logo]()
$1,474
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:35 am -
2 stops31h 20m
Tue 9/225:15 pm -
3 stops29h 20m
Deal found 8/16![United Airlines logo]()
$1,033
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/247:00 am -
2 stops25h 05m
Mon 9/282:05 pm -
2 stops27h 30m
Deal found 8/16![United Airlines logo]()
$1,035
This Delta deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/319:40 pm -
2 stops37h 19m
Wed 9/307:25 am -
2 stops27h 20m
Deal found 8/20![Delta logo]()
$1,160
This SmartFares deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/13:10 pm -
2 stops26h 20m
Thu 10/86:15 pm -
2 stops29h 10m
Deal found 8/17![Multiple Airlines logo]()
$1,204
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am -
2 stops25h 05m
Tue 9/221:04 pm -
3 stops33h 31m
Deal found 8/16![United Airlines logo]()
$1,035
This United Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/57:10 am -
2 stops26h 43m
Sun 2/77:00 pm -
3 stops52h 30m
Deal found 8/15![United Airlines logo]()
$1,035
This Delta deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/139:40 pm -
1 stop24h 25m
Sun 12/276:00 am -
2 stops43h 25m
Deal found 8/17![Delta logo]()
$1,254
This Emirates deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/91:30 pm -
1 stop30h 20m
Sun 10/2511:15 am -
1 stop21h 55m
Deal found 8/19![Emirates logo]()
$1,474
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/179:35 am -
2 stops43h 02m
Thu 9/249:28 am -
2 stops37h 07m
Deal found 8/20![United Airlines logo]()
$1,038
This Delta deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/89:50 am -
2 stops25h 51m
Sun 10/2512:50 pm -
1 stop24h 55m
Deal found 8/19![Delta logo]()
$1,263
This Emirates deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1512:10 pm -
1 stop31h 40m
Tue 9/2210:55 am -
1 stop22h 50m
Deal found 8/16![Emirates logo]()
$1,477
This United Airlines deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/177:00 am -
2 stops26h 30m
Thu 9/246:30 am -
2 stops35h 05m
Deal found 8/20![United Airlines logo]()
$1,040
This China Airlines deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/295:30 pm -
2 stops24h 00m
Tue 10/66:15 am -
3 stops40h 30m
Deal found 8/15![Multiple Airlines logo]()
$1,527
This Emirates deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:30 pm -
1 stop30h 20m
Mon 9/1410:55 am -
1 stop22h 50m
Deal found 8/18![Emirates logo]()
$1,499
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/117:00 am -
2 stops25h 20m
Mon 9/1412:35 pm -
1 stop29h 00m
Deal found 8/19![United Airlines logo]()
$1,040
This Emirates deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/111:30 pm -
1 stop30h 20m
Sun 10/2511:15 am -
1 stop21h 55m
Deal found 8/20![Emirates logo]()
$1,503
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/204:55 pm -
3 stops29h 59m
Thu 1/76:00 am -
2 stops28h 50m
Deal found 8/19![United Airlines logo]()
$1,049
This flydubai deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure flydubai is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1911:00 pm -
1 stop45h 10m
Fri 1/1510:30 am -
1 stop21h 40m
Deal found 8/16![Multiple Airlines logo]()
$1,697
This Emirates deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/1911:00 pm -
1 stop45h 10m
Fri 1/1510:30 am -
1 stop21h 40m
Deal found 8/16![Emirates logo]()
$1,529
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/79:35 am -
1 stop41h 00m
Sun 10/256:39 am -
2 stops35h 31m
Deal found 8/19![United Airlines logo]()
$1,158
This Emirates deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/311:30 pm -
1 stop30h 20m
Wed 9/3010:55 am -
1 stop22h 50m
Deal found 8/17![Emirates logo]()
$1,594
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/204:55 pm -
2 stops25h 34m
Fri 1/83:45 pm -
2 stops31h 45m
Deal found 8/19![United Airlines logo]()
$1,173
This Emirates deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/111:00 pm -
2 stops34h 05m
Sun 2/1410:30 am -
1 stop21h 40m
Deal found 8/15![Emirates logo]()
$1,685
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/39:10 am -
2 stops32h 42m
Sun 2/76:15 am -
2 stops34h 55m
Deal found 8/16![United Airlines logo]()
$1,494
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/49:10 am -
2 stops38h 33m
Mon 1/1811:10 am -
1 stop30h 00m
Deal found 8/19![United Airlines logo]()
$1,550
Last-minute flights from Bangkok to Washington, D.C.Discover last-minute flight deals from Bangkok to Washington, D.C.. Data last updated August 20, 2026 and is based on user searches.
Discover last-minute flight deals from Bangkok to Washington, D.C.. Data last updated August 20, 2026 and is based on user searches.
This SmartFares deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/83:55 pm -
1 stop28h 50m
Sun 10/253:35 pm -
1 stop28h 00m
Deal found 8/19![Etihad Airways logo]()
$1,009
This Kiwi.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/99:00 pm -
1 stop23h 45m
Sun 10/253:35 pm -
1 stop28h 00m
Deal found 8/20![Etihad Airways logo]()
$1,012
This Vliegwinkel deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/1010:45 pm -
3 stops36h 25m
Wed 9/233:10 pm -
1 stop40h 00m
Deal found 8/16![Multiple Airlines logo]()
$923
This Vliegwinkel deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:15 am -
1 stop35h 30m
Wed 9/233:10 pm -
1 stop28h 35m
Deal found 8/16![Etihad Airways logo]()
$978
This Gotogate deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/109:15 am -
1 stop35h 30m
Thu 9/243:10 pm -
1 stop34h 00m
Deal found 8/17![Etihad Airways logo]()
$998
This Gotogate deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:25 pm -
1 stop35h 20m
Fri 9/256:50 pm -
1 stop31h 55m
Deal found 8/19![SAUDIA logo]()
$754
This Flightnetwork deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Flightnetwork is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:00 pm -
1 stop23h 45m
Tue 9/223:10 pm -
1 stop21h 45m
Deal found 8/16![Etihad Airways logo]()
$958
This Gotogate deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/159:15 am -
1 stop35h 30m
Sun 10/253:35 pm -
1 stop39h 25m
Deal found 8/16![Etihad Airways logo]()
$995
This United Airlines deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am -
2 stops25h 05m
Tue 9/221:04 pm -
3 stops33h 31m
Deal found 8/16![United Airlines logo]()
$1,035
This United Airlines deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/157:00 am -
2 stops26h 13m
Fri 9/253:30 pm -
3 stops31h 05m
Deal found 8/19![United Airlines logo]()
$1,040
This Gotogate deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/173:25 pm -
1 stop35h 20m
Thu 9/243:10 pm -
1 stop34h 00m
Deal found 8/20![Multiple Airlines logo]()
$989
This Trip.com deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/203:25 pm -
1 stop35h 20m
Sun 10/256:50 pm -
1 stop31h 50m
Deal found 8/20![SAUDIA logo]()
$961
One-way flights from Bangkok to Washington, D.C.Search for one-way flight options from Bangkok to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.
Search for one-way flight options from Bangkok to Washington, D.C.. Find affordable one-way fares based on user searches. Data last updated August 20, 2026.
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:20 pm -
3 stops51h 51m
Deal found 8/19![Multiple Airlines logo]()
$538
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/187:55 pm -
3 stops50h 03m
Deal found 8/16![Multiple Airlines logo]()
$550
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/267:00 am -
3 stops52h 11m
Deal found 8/16![Multiple Airlines logo]()
$552
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/161:50 am -
3 stops56h 14m
Deal found 8/17![Multiple Airlines logo]()
$579
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/1510:45 pm -
3 stops47h 55m
Deal found 8/15![Multiple Airlines logo]()
$588
This Kiwi.com deal was found by Cheapflights users on 8/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/1612:40 pm -
2 stops31h 45m
Deal found 8/17![Multiple Airlines logo]()
$589
This Kiwi.com deal was found by Cheapflights users on 8/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1812:40 pm -
2 stops34h 27m
Deal found 8/18![Multiple Airlines logo]()
$590
This Kiwi.com deal was found by Cheapflights users on 8/15. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/1311:30 pm -
3 stops36h 04m
Deal found 8/15![Multiple Airlines logo]()
$592
This Kiwi.com deal was found by Cheapflights users on 8/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:30 pm -
3 stops29h 10m
Deal found 8/19![Multiple Airlines logo]()
$603
This Kiwi.com deal was found by Cheapflights users on 8/16. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/1811:45 am -
3 stops34h 55m
Deal found 8/16![Multiple Airlines logo]()
$608
This FlightHub deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/110:45 pm -
1 stop23h 05m
Deal found 8/20![AIR PREMIA logo]()
$616
This FlightHub deal was found by Cheapflights users on 8/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/133:25 pm -
1 stop35h 20m
Deal found 8/20![SAUDIA logo]()
$618
Find flight deals from Bangkok to Washington, D.C.
Discover tips and strategies to find the most affordable flight options for your journey from Bangkok (TH1) to Washington, D.C. (WAS). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated August 20, 2026.
Round-trip from | $754 (Gotogate) |
|---|---|
One-way from | $538 (Kiwi.com) |
Popular in | August |
Cheapest in | October |
Average price | $2,110 |
Cheapflights Fare Finder
Customize your flight search to find flights from Bangkok to Washington, D.C. that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 20, 2026.
Use the filters below to find and compare flights from Bangkok to Washington, D.C. that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BangkokWashington, D.C.
BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl
BKKIAD
Bangkok Suvarnabhumi
Tue 9/15
9:35 am-3:35 pm
1 stop41h 00m
Washington, D.C. Dulles Intl
Sun 10/25
6:11 am-10:50 pm
2 stops29h 39m
$1,031
BangkokWashington, D.C.
BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl
BKKIAD
Bangkok Suvarnabhumi
Tue 9/15
9:35 am-5:55 am
2 stops31h 20m
Washington, D.C. Dulles Intl
Tue 9/22
5:15 pm-9:35 am
3 stops29h 20m
$1,033
BangkokWashington, D.C.
BKK Bangkok Suvarnabhumi - DCA Washington, D.C. Reagan-National
BKKDCA
Bangkok Suvarnabhumi
Thu 9/24
7:00 am-9:05 pm
2 stops25h 05m
Washington, D.C. Reagan-National
Mon 9/28
2:05 pm-4:35 am
2 stops27h 30m
$1,035
BangkokWashington, D.C.
BKK Bangkok Suvarnabhumi - DCA Washington, D.C. Reagan-National
BKKDCA
Bangkok Suvarnabhumi
Tue 9/15
7:00 am-9:05 pm
2 stops25h 05m
Washington, D.C. Reagan-National
Tue 9/22
1:04 pm-9:35 am
3 stops33h 31m
$1,035
BangkokWashington, D.C.
BKK Bangkok Suvarnabhumi - DCA Washington, D.C. Reagan-National
BKKDCA
Bangkok Suvarnabhumi
Fri 2/5
7:10 am-9:53 pm
2 stops26h 43m
Washington, D.C. Reagan-National
Sun 2/7
7:00 pm-11:30 am
3 stops52h 30m
$1,035
BangkokWashington, D.C.
BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl
BKKIAD
Bangkok Suvarnabhumi
Thu 9/17
9:35 am-5:37 pm
2 stops43h 02m
Washington, D.C. Dulles Intl
Thu 9/24
9:28 am-9:35 am
2 stops37h 07m
$1,038
BangkokWashington, D.C.
BKK Bangkok Suvarnabhumi - DCA Washington, D.C. Reagan-National
BKKDCA
Bangkok Suvarnabhumi
Thu 9/17
7:00 am-10:30 pm
2 stops26h 30m
Washington, D.C. Reagan-National
Thu 9/24
6:30 am-4:35 am
2 stops35h 05m
$1,040
BangkokWashington, D.C.
BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl
BKKIAD
Bangkok Suvarnabhumi
Fri 9/11
7:00 am-9:20 pm
2 stops25h 20m
Washington, D.C. Dulles Intl
Mon 9/14
12:35 pm-4:35 am
1 stop29h 00m
$1,040
BangkokWashington, D.C.
BKK Bangkok Suvarnabhumi - DCA Washington, D.C. Reagan-National
BKKDCA
Bangkok Suvarnabhumi
Sun 12/20
4:55 pm-10:54 am
3 stops29h 59m
Washington, D.C. Reagan-National
Thu 1/7
6:00 am-10:50 pm
2 stops28h 50m
$1,049
BangkokWashington, D.C.
BKK Bangkok Suvarnabhumi - IAD Washington, D.C. Dulles Intl
BKKIAD
Bangkok Suvarnabhumi
Fri 2/5
8:30 am-9:05 am
1 stop36h 35m
Washington, D.C. Dulles Intl
Sun 2/7
2:35 pm-6:35 am
1 stop28h 00m
$1,054
Showing 1-10 of 60 resultsSorted by cheapest first
Best time to book a flight from Bangkok to Washington, D.C.
Have a flexible travel schedule? Discover the best time to fly to Washington, D.C. from Bangkok with our price prediction graph.
TH1-WAS
BKK-IAD
BKK-DCA
BKK-BWI
DMK-IAD
Estimated round-trip 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.
Cheapflights Insights
Everything you need to know about your flight from Bangkok to Washington, D.C.
TH1-WAS
BKK-IAD
BKK-DCA
BKK-BWI
DMK-IAD
What is the cheapest month to book a flight from Bangkok to Washington, D.C.?
Currently, July is the cheapest month in which you can book a flight from Bangkok to Washington, D.C. (average of $1,054). Flying from Bangkok to Washington, D.C. in August is currently the most expensive (average of $1,308). 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.
How much does it cost to fly round-trip from Bangkok to Washington, D.C.?
Airfare is below average for this route at the moment.
Bangkok to Washington, D.C. flights typically cost between $1,230 and $1,697 in September.The cheapest round-trip price found within the last 5 days was $754 on SAUDIA (Sep 15-Sep 25).
How far ahead should I book a flight from Bangkok to Washington, D.C.?
The best time to book flights from Bangkok to Washington, D.C. is 90 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
Reviews of airlines servicing Washington, D.C.
Get insights into the airlines that provide service to 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 an airline for your flight to Washington, D.C.. Reviews last updated August 20, 2026.
Read through reviews of airlines operating flights from Bangkok to Washington, D.C., such as Korean Air,ANA, andQatar Airways. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
8.2
Boarding
8.5
Overall
8.4
Food
8.1
Crew
8.7
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Entertainment
8.2
Boarding
8.5
Overall
8.4
Food
8.1
Crew
8.7
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Entertainment
8.2
Boarding
8.5
Overall
8.4
Food
8.1
Crew
8.7
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Entertainment
8.2
Boarding
8.5
Overall
8.4
Food
8.1
Crew
8.7
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Entertainment
8.2
Boarding
8.5
Overall
8.4
Food
8.1
Crew
8.7
Comfort
8.3
Reviews
1 / 20
10.0
ExcellentJacqueline,Aug 2025
ICN - SEA
Related info for your journey
Find useful and relevant information for your journey from Bangkok to Washington, D.C.. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Washington, D.C.?
Book flights to Washington, D.C. if you plan to visit one of these locationsAlexandria
Owings Mills
Arlington
Tysons
Lanham
Reston
Herndon
Rockville
Hyattsville
Fredericksburg
Falls Church
Hanover
Laurel
Springfield
Oxon Hill
Clinton
Hunt Valley
Woodbridge
Silver Spring
Largo
Browse thousands of different options on Cheapflights for your next trip
Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.
Alternative routes
Complete your trip
Flights by cabin class
Other flight options
Popular flights
Top destinations
Washington, D.C. flight routes
Alternative routes for Bangkok to Washington, D.C.
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Washington, D.C. by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Bangkok to Washington, D.C. by cabin class
Find flights from Bangkok to Washington, D.C., based on your preferred cabin class, be it economy, premium economy, business, or first class.
Bangkok and Washington, D.C. flights
Browse other Bangkok and Washington, D.C. flight options. Last updated on August 20, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Bangkok to Washington, D.C. flights
Consider these flights traveling from Bangkok to Washington, D.C..
Other flights to Washington, D.C.
Explore flights to Washington, D.C. departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on August 20, 2026.
Top 5 airlines flying from Bangkok to Washington, D.C.
Discover the top 5 airlines that operate flights from Bangkok to Washington, D.C.. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated August 20, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$958 | Average$1,112 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,028 | Average$1,371 | FlexibilityNo cancel fee | On-time80% | |
| Cheapest$1,045 | Average$1,221 | FlexibilityNo cancel fee | On-time81% | |
| Cheapest$1,078 | Average$1,119 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$1,143 | Average$1,181 | FlexibilityNo cancel fee | On-time68% |