$1,166 Cheap United flights Washington (IAD) to Bangkok (BKK)

View $1,166 flight on Mon, Aug 24, 2026Opens in a new window

$1,166 Cheap United flights Washington (IAD) to Bangkok (BKK)

Prices were available within the past 7 days and start at $1,166 for one-way flights and $1,805 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Mon, Aug 24 - Wed, Sep 9
IAD
Washington
BKK
Bangkok
$1,805 Roundtrip, found 1 hour ago
$1,805
Roundtrip
found 1 hour ago
Select United flight, departing Mon, Aug 24 from Washington to Bangkok, returning Wed, Sep 9, priced at $1,805 found 1 hour ago

Find the cheapest month to fly from Washington (IAD) to Bangkok (BKK)

September is typically the cheapest month to fly

From $912 - $1,263 per traveler.

Travel information

Origin airport
Washington Dulles Intl.
Destination airport
Suvarnabhumi Intl.
Airlines serving
Air Canada, Air France, Alaska Airlines, All Nippon Airways, American Airlines, Austrian Airlines, British Airways, Delta, Emirates, Etihad Airways, ITA Airways, JetBlue Airways, KLM, Korean Air, Lufthansa, Qatar Airways, Swiss International Air Lines, TAP Portugal, Thai Airways International, Turkish Airlines
Popular airline
American Airlines
Distance
14075 km

Explore a world of travel with Expedia