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Cheap flights from Bangkok Suvarnabhumi Airport to St. Louis from $455

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 12/6. 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.
Delta Logo
2:05 am - 11:25 pmBKK-STL
34h 20m2 stops
Delta Logo
8:50 am - 12:55 amSTL-BKK
28h 05m2 stops
$1,023Delta
Find Deal
Wed, Mar 4 - Mon, Mar 9
Delta Logo
2:05 am - 11:38 pmBKK-STL
34h 33m2 stops
Delta Logo
8:50 am - 12:45 amSTL-BKK
27h 55m2 stops
$1,024Delta
Find Deal
Wed, Mar 4 - Mon, Mar 9
Delta Logo
2:05 am - 11:38 pmBKK-STL
34h 33m2 stops
Delta Logo
6:45 am - 12:45 amSTL-BKK
30h 00m2 stops
$1,026Delta
Find Deal
Wed, Mar 4 - Mon, Mar 9
Multiple Airlines Logo
11:50 pm - 11:59 pmBKK-STL
61h 09m2 stops
Multiple Airlines Logo
2:50 pm - 12:00 pmSTL-BKK
32h 10m2 stops
$1,101Multiple Airlines
Find Deal
Mon, Dec 22 - Wed, Jan 7
Multiple Airlines Logo
7:55 am - 12:02 amBKK-STL
29h 07m2 stops
Multiple Airlines Logo
8:40 am - 2:05 pmSTL-BKK
40h 25m2 stops
$1,131Multiple Airlines
Find Deal
Fri, Nov 21 - Fri, Nov 28
Air Canada Logo
8:15 am - 9:54 pmBKK-STL
26h 39m2 stops
Air Canada Logo
6:30 am - 6:30 amSTL-BKK
35h 00m2 stops
$1,144Air Canada
Find Deal
Fri, Nov 21 - Sat, Nov 29
Air Canada Logo
8:15 am - 5:39 pmBKK-STL
22h 24m2 stops
Air Canada Logo
4:05 pm - 6:30 amSTL-BKK
49h 25m2 stops
$1,208Air Canada
Find Deal
Fri, Nov 21 - Sat, Nov 29
Japan Airlines Logo
1:10 am - 11:51 pmBKK-STL
35h 41m2 stops
Japan Airlines Logo
6:00 am - 11:35 pmSTL-BKK
28h 35m2 stops
$1,373Japan Airlines
Find Deal
Sun, Dec 21 - Wed, Jan 7
United Airlines Logo
4:55 pm - 9:24 amBKK-STL
29h 29m3 stops
United Airlines Logo
3:13 pm - 11:25 amSTL-BKK
32h 12m3 stops
$1,409United Airlines
Find Deal
Thu, Mar 5 - Mon, Mar 9
United Airlines Logo
4:55 pm - 9:24 amBKK-STL
29h 29m3 stops
United Airlines Logo
10:00 am - 5:10 amSTL-BKK
31h 10m2 stops
$1,410United Airlines
Find Deal
Thu, Mar 5 - Mon, Mar 9

Korean Air flights from Bangkok Suvarnabhumi Airport to St. Louis

Our best Korean Air deals on Bangkok Suvarnabhumi Airport to St. Louis flight tickets
Korean Air
Dec 18
BKK12:55 amBangkok Suvarnabhumi
25h 21m
2 stops
STL1:16 pmLambert-St Louis
Dec 24
STL5:13 pmLambert-St Louis
41h 07m
2 stops
BKK11:20 pmBangkok Suvarnabhumi
$1,693
Find similar
Korean Air
Dec 18
BKK12:55 amBangkok Suvarnabhumi
25h 58m
2 stops
STL1:53 pmLambert-St Louis
Dec 24
STL7:00 amLambert-St Louis
27h 20m
2 stops
BKK11:20 pmBangkok Suvarnabhumi
$1,708
Find similar

Delta flights from Bangkok Suvarnabhumi Airport to St. Louis

Our best Delta deals on Bangkok Suvarnabhumi Airport to St. Louis flight tickets
Delta
Mar 4
BKK2:05 amBangkok Suvarnabhumi
34h 20m
2 stops
STL11:25 pmLambert-St Louis
Mar 9
STL8:50 amLambert-St Louis
28h 05m
2 stops
BKK12:55 amBangkok Suvarnabhumi
$1,023
Find similar
Delta
Mar 4
BKK2:05 amBangkok Suvarnabhumi
34h 33m
2 stops
STL11:38 pmLambert-St Louis
Mar 9
STL8:50 amLambert-St Louis
27h 55m
2 stops
BKK12:45 amBangkok Suvarnabhumi
$1,024
Find similar
Delta
Mar 4
BKK2:05 amBangkok Suvarnabhumi
34h 33m
2 stops
STL11:38 pmLambert-St Louis
Mar 9
STL6:45 amLambert-St Louis
30h 00m
2 stops
BKK12:45 amBangkok Suvarnabhumi
$1,026
Find similar

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 November 6, 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

Wed 3/4

2:05 am-11:25 pm

2 stops34h 20m

Lambert-St Louis

Mon 3/9

8:50 am-12:55 am

2 stops28h 05m

$1,023

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Wed 3/4

2:05 am-11:38 pm

2 stops34h 33m

Lambert-St Louis

Mon 3/9

8:50 am-12:45 am

2 stops27h 55m

$1,024

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Wed 3/4

2:05 am-11:38 pm

2 stops34h 33m

Lambert-St Louis

Mon 3/9

6:45 am-12:45 am

2 stops30h 00m

$1,026

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Mon 12/22

11:50 pm-11:59 pm

2 stops61h 09m

Lambert-St Louis

Wed 1/7

2:50 pm-12:00 pm

2 stops32h 10m

$1,101

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Fri 11/21

7:55 am-12:02 am

2 stops29h 07m

Lambert-St Louis

Fri 11/28

8:40 am-2:05 pm

2 stops40h 25m

$1,131

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Fri 11/21

8:15 am-9:54 pm

2 stops26h 39m

Lambert-St Louis

Sat 11/29

6:30 am-6:30 am

2 stops35h 00m

$1,144

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Fri 11/21

8:15 am-5:39 pm

2 stops22h 24m

Lambert-St Louis

Sat 11/29

4:05 pm-6:30 am

2 stops49h 25m

$1,208

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sun 12/21

1:10 am-11:51 pm

2 stops35h 41m

Lambert-St Louis

Wed 1/7

6:00 am-11:35 pm

2 stops28h 35m

$1,373

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Thu 3/5

4:55 pm-9:24 am

3 stops29h 29m

Lambert-St Louis

Mon 3/9

3:13 pm-11:25 am

3 stops32h 12m

$1,409

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Thu 3/5

4:55 pm-9:24 am

3 stops29h 29m

Lambert-St Louis

Mon 3/9

10:00 am-5:10 am

2 stops31h 10m

$1,410

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 typical price of a round-trip flight between Bangkok Suvarnabhumi Airport and St. Louis?

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

The cheapest day to depart on your flight to St. Louis is on a Thursday when prices can be found for as low as $1,120. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $1,375. These prices are subject to change though, so be sure to set up a Price Alert for flights to St. Louis.

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

Direct flights

None
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. 21h 51m 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
1,604 reviews
Search Japan Airlines flights
Air CanadaPriceFrom $1,015Free CancellationRating
7.1
10,416 reviews
Search Air Canada flights
United AirlinesPriceFrom $1,410Free CancellationRating
7.4
9,007 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
Florissant
Maryland Heights
O'Fallon
Wentzville
Fenton
Collinsville
St. Peters
Alton
Farmington
Festus
Glencoe
Edwardsville
Clayton
Eureka
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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