Photo by Regent Bilodeau

$1,275 Cheap United flights St. Louis (STL) to Bangkok (BKK)
$1,275 Cheap United flights St. Louis (STL) to Bangkok (BKK)
Prices were available within the past 7 days and start at $1,275 for one-way flights and $1,913 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Dec 24 - Fri, Mar 5
STL
St. Louis
BKK
Bangkok
$1,913 Roundtrip, found 17 hours ago
$1,913
Roundtrip
found 17 hours ago

Thu, Dec 24 - Fri, Mar 5
STL
St. Louis
BKK
Bangkok
$1,915 Roundtrip, found 17 hours ago
$1,915
Roundtrip
found 17 hours ago

Thu, Dec 24 - Fri, Mar 5
STL
St. Louis
BKK
Bangkok
$1,965 Roundtrip, found 17 hours ago
$1,965
Roundtrip
found 17 hours ago

Thu, Dec 24 - Fri, Mar 5
STL
St. Louis
BKK
Bangkok
$1,968 Roundtrip, found 17 hours ago
$1,968
Roundtrip
found 17 hours ago

Thu, Dec 24 - Fri, Mar 5
STL
St. Louis
BKK
Bangkok
$1,970 Roundtrip, found 17 hours ago
$1,970
Roundtrip
found 17 hours ago
Find the cheapest month to fly from St. Louis (STL) to Bangkok (BKK)
September is typically the cheapest month to fly
From $1,038 - $1,397 per traveler.
Travel information
Origin airport | Lambert-St. Louis Intl. |
|---|---|
Destination airport | Suvarnabhumi Intl. |
Airlines serving | All Nippon Airways, American Airlines, Cathay Pacific, Delta, Finnair, Japan Airlines, Korean Air, Qatar Airways, United |
Popular airline | Delta |
Distance | 13988 km |
Explore a world of travel with Expedia
Most Popular United Routes from St. Louis
- Orlando to Cincinnati (MCO - CVG)
- Washington to Dayton (IAD - DAY)
- Atlanta to Newark Liberty Intl. Airport (ATL - EWR)
- Phoenix to Palermo (PHX - PMO)
- Baltimore to El Paso (BWI - ELP)
- Baltimore to Houston (BWI - IAH)
- Cleveland to Boston (CLE - BOS)
- New York to Milan (JFK - MXP)
- Austin to Salt Lake City (AUS - SLC)
- Atlanta to Fort Lauderdale (ATL - FLL)
Popular Domestic Routes in Suvarnabhumi Intl.
- Fort Lauderdale to Ottawa (FLL - YOW)
- Newark Liberty Intl. Airport to Fort Lauderdale (EWR - FLL)
- Washington to Dayton (IAD - DAY)
- Austin to Salt Lake City (AUS - SLC)
- Newark Liberty Intl. Airport to Fort Lauderdale (EWR - FLL)
- Dallas to Newark Liberty Intl. Airport (DFW - EWR)
- Chicago to Minneapolis (ORD - MSP)
- Orlando to Cincinnati (MCO - CVG)
- Atlanta to Cincinnati (ATL - CVG)
- Atlanta to Fort Lauderdale (ATL - FLL)