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Cheap flights from Bangkok Suvarnabhumi Airport to St. Louis from $529

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Bangkok Suvarnabhumi Airport to St. Louis departing on 1/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Bangkok Suvarnabhumi Airport to St. Louis

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
2:05 pm - 1:54 pm
BKK
-
STL
36h 49m2 stops
Multiple Airlines Logo
3:19 pm - 9:50 am
STL
-
BKK
29h 31m2 stops
$1,035Multiple Airlines
Sun, Feb 8 - Sun, Feb 15
Multiple Airlines Logo
5:50 pm - 1:54 pm
BKK
-
STL
33h 04m2 stops
Multiple Airlines Logo
9:40 am - 9:50 am
STL
-
BKK
35h 10m3 stops
$1,255Multiple Airlines
Sun, Feb 8 - Sun, Feb 15
United Airlines Logo
4:55 pm - 11:59 pm
BKK
-
STL
44h 04m3 stops
United Airlines Logo
2:45 pm - 11:25 am
STL
-
BKK
31h 40m3 stops
$1,465United Airlines
Sun, Feb 8 - Sun, Feb 15

momondo Fare Finder

 
Customize your flight search to find flights from Bangkok Suvarnabhumi Airport to St. Louis 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, momondo users made 832,500 searches. Data last updated December 27, 2025.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to St. Louis that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sun 2/8

2:05 pm-1:54 pm

2 stops36h 49m

Lambert-St Louis

Sun 2/15

3:19 pm-9:50 am

2 stops29h 31m

$1,035

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sun 2/8

5:50 pm-1:54 pm

2 stops33h 04m

Lambert-St Louis

Sun 2/15

9:40 am-9:50 am

3 stops35h 10m

$1,255

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sun 2/8

4:55 pm-11:59 pm

3 stops44h 04m

Lambert-St Louis

Sun 2/15

2:45 pm-11:25 am

3 stops31h 40m

$1,465

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Wed 1/21

1:20 pm-1:54 pm

2 stops37h 34m

$529

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Thu 1/22

1:20 pm-11:33 pm

3 stops47h 13m

$552

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Fri 1/23

10:55 am-2:46 pm

3 stops40h 51m

$563

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Fri 1/23

10:55 am-2:46 pm

3 stops40h 51m

$565

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Thu 1/22

5:40 pm-6:44 pm

3 stops38h 04m

$566

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sat 1/24

5:40 pm-12:50 pm

3 stops56h 10m

$568

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Wed 1/21

7:10 pm-1:54 pm

3 stops55h 44m

$575

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 13 resultsSorted by cheapest first
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See travel insights to St. Louis from

How to get the cheapest flight ticket from Bangkok Suvarnabhumi Airport to St. Louis

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest time of day to depart on your flight to St. Louis?

Flying to St. Louis from Bangkok Suvarnabhumi Airport in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,245 when looking at flights departing in the morning. In the evening is when there is more demand to fly to St. Louis, so prices are often more expensive at around $1,251 per ticket.

When to book flights from Bangkok Suvarnabhumi Airport to St. Louis

Are you open to changing your travel dates? Check out the ideal times to fly from Bangkok Suvarnabhumi Airport to St. Louis according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Bangkok Suvarnabhumi Airport to St. Louis (BKK to STL) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Bangkok Suvarnabhumi Airport to St. Louis

Fastest flight time

36h 49m

Direct flights

None
The fastest flight from Bangkok Suvarnabhumi Airport to St. Louis takes 36h 49m
There are no direct flights from Bangkok Suvarnabhumi Airport to St. Louis. There are no popular flight routes from Bangkok Suvarnabhumi Airport to St. Louis.
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  • How far is Bangkok Suvarnabhumi to Lambert-St Louis by plane?

    The distance between Bangkok Suvarnabhumi and Lambert-St Louis is about 8747.1 mi. 36h 49m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Bangkok Suvarnabhumi Airport to Lambert-St Louis Airport?

    Prices for flights from Bangkok Suvarnabhumi Airport to Lambert-St Louis Airport refresh daily.

  • How many operators does momondo search for flights from Bangkok Suvarnabhumi Airport to Lambert-St Louis Airport?

  • How old do you have to be to fly from Bangkok Suvarnabhumi Airport to Lambert-St Louis Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Bangkok Suvarnabhumi Airport to Lambert-St Louis Airport.

  • What documentation or ID do you need to fly to Lambert-St Louis Airport?

    The necessary travel and health documents for your Lambert-St Louis Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Bangkok Suvarnabhumi Airport to St. Louis?

Best airlines flying from Bangkok Suvarnabhumi Airport to St. Louis

Compare and see reviews for airlines that fly from Bangkok Suvarnabhumi Airport to St. Louis with momondo
Airline
Rating
Free Cancellation
Price
Japan AirlinesPriceFrom $980Free CancellationRating
8.3
1,662 reviews
Search Japan Airlines flights
United AirlinesPriceFrom $1,410Free CancellationRating
7.4
9,116 reviews
Search United Airlines flights

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
St. Charles
Chesterfield
Hermann
Fairview Heights
Maryland Heights
O'Fallon
Florissant
Fenton
St. Peters
Wentzville
Collinsville
Alton
Farmington
Clayton
Festus
Glencoe
Eureka
Edwardsville
Litchfield
Shrewsbury

Why use momondo?

Why should I use momondo to find a flight deal from Bangkok to St. Louis?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Bangkok to St. Louis for you.

Can I find flights from Bangkok to St. Louis with flexible booking policies on momondo?

Yes. All flights to St. Louis from Bangkok on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Bangkok to St. Louis?

momondo provides multiple filters to help you find the best flight to St. Louis from Bangkok. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Bangkok to St. Louis right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Bangkok to St. Louis flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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