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Cheap flights from Bangkok Suvarnabhumi Airport to St. Louis from $610

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 11/19. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Discover deals from 900+ travel sites with momondo.

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
11:00 am - 9:59 pm
BKK
-
STL
22h 59m
2 stops
Multiple Airlines Logo
7:10 pm - 11:30 am
STL
-
BKK
28h 20m
2 stops
$997Multiple Airlines
Sat, Oct 10 - Mon, Oct 19
Multiple Airlines Logo
7:35 am - 9:24 am
BKK
-
STL
37h 49m
2 stops
Multiple Airlines Logo
7:21 am - 12:10 am
STL
-
BKK
28h 49m
2 stops
$1,003Multiple Airlines
Wed, Sep 9 - Wed, Sep 16
Cathay Pacific Logo
11:00 am - 9:59 pm
BKK
-
STL
22h 59m
2 stops
Cathay Pacific Logo
1:06 pm - 12:10 am
STL
-
BKK
23h 04m
2 stops
$1,027Cathay Pacific
Sat, Oct 10 - Mon, Oct 19
Cathay Pacific Logo
7:35 am - 11:43 pm
BKK
-
STL
28h 08m
2 stops
Cathay Pacific Logo
7:10 pm - 11:30 am
STL
-
BKK
28h 20m
2 stops
$1,027Cathay Pacific
Sun, Sep 20 - Wed, Oct 21
Cathay Pacific Logo
11:00 am - 11:42 pm
BKK
-
STL
24h 42m
2 stops
Cathay Pacific Logo
11:01 am - 12:10 am
STL
-
BKK
25h 09m
2 stops
$1,028Cathay Pacific
Mon, Sep 7 - Mon, Sep 14
Cathay Pacific Logo
7:35 am - 10:59 pm
BKK
-
STL
27h 24m
2 stops
Cathay Pacific Logo
7:27 am - 12:10 am
STL
-
BKK
28h 43m
2 stops
$1,028Cathay Pacific
Fri, Sep 4 - Sat, Sep 19
Air Canada Logo
7:05 am - 6:41 pm
BKK
-
STL
47h 36m
2 stops
Air Canada Logo
8:00 am - 5:30 am
STL
-
BKK
33h 30m
2 stops
$1,103Air Canada
Wed, Oct 21 - Fri, Oct 23
Multiple Airlines Logo
2:40 am - 11:00 pm
BKK
-
STL
32h 20m
2 stops
Multiple Airlines Logo
3:24 pm - 9:50 am
STL
-
BKK
29h 26m
2 stops
$1,244Multiple Airlines
Sat, Aug 8 - Sun, Jan 10
United Airlines Logo
7:00 am - 10:27 pm
BKK
-
STL
27h 27m
2 stops
United Airlines Logo
10:53 am - 9:35 am
STL
-
BKK
34h 42m
3 stops
$1,456United Airlines
Mon, Sep 7 - Mon, Sep 14
United Airlines Logo
7:00 am - 4:34 pm
BKK
-
STL
21h 34m
2 stops
United Airlines Logo
11:25 am - 9:35 am
STL
-
BKK
34h 10m
3 stops
$1,460United Airlines
Fri, Sep 4 - Sat, Sep 19

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Cathay Pacific flights from Bangkok Suvarnabhumi Airport to St. Louis

Our best Cathay Pacific deals on Bangkok Suvarnabhumi Airport to St. Louis flight tickets
Cathay Pacific
Sep 20
BKK7:35 amBangkok Suvarnabhumi
28h 08m
2 stops
STL11:43 pmLambert-St Louis
Oct 21
STL7:10 pmLambert-St Louis
28h 20m
2 stops
BKK11:30 amBangkok Suvarnabhumi
$1,027
Cathay Pacific
Sep 4
BKK7:35 amBangkok Suvarnabhumi
27h 24m
2 stops
STL10:59 pmLambert-St Louis
Sep 19
STL7:27 amLambert-St Louis
28h 43m
2 stops
BKK12:10 amBangkok Suvarnabhumi
$1,028

United Airlines flights from Bangkok Suvarnabhumi Airport to St. Louis

Our best United Airlines deals on Bangkok Suvarnabhumi Airport to St. Louis flight tickets
United Airlines
Sep 7
BKK7:00 amBangkok Suvarnabhumi
27h 27m
2 stops
STL10:27 pmLambert-St Louis
Sep 14
STL10:53 amLambert-St Louis
34h 42m
3 stops
BKK9:35 amBangkok Suvarnabhumi
$1,456
United Airlines
Sep 4
BKK7:00 amBangkok Suvarnabhumi
21h 34m
2 stops
STL4:34 pmLambert-St Louis
Sep 19
STL11:25 amLambert-St Louis
34h 10m
3 stops
BKK9:35 amBangkok Suvarnabhumi
$1,460
United Airlines
Oct 10
BKK3:45 pmBangkok Suvarnabhumi
30h 25m
3 stops
STL10:10 amLambert-St Louis
Oct 19
STL4:39 pmLambert-St Louis
28h 56m
3 stops
BKK9:35 amBangkok Suvarnabhumi
$1,461

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 July 29, 2026.
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

Cheapest round-trip

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sat 10/10

11:00 am-9:59 pm

2 stops22h 59m

Lambert-St Louis

Mon 10/19

7:10 pm-11:30 am

2 stops28h 20m

$997

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Wed 9/9

7:35 am-9:24 am

2 stops37h 49m

Lambert-St Louis

Wed 9/16

7:21 am-12:10 am

2 stops28h 49m

$1,003
Quickest round-trip

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sat 10/10

11:00 am-9:59 pm

2 stops22h 59m

Lambert-St Louis

Mon 10/19

1:06 pm-12:10 am

2 stops23h 04m

$1,027

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sun 9/20

7:35 am-11:43 pm

2 stops28h 08m

Lambert-St Louis

Wed 10/21

7:10 pm-11:30 am

2 stops28h 20m

$1,027

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Mon 9/7

11:00 am-11:42 pm

2 stops24h 42m

Lambert-St Louis

Mon 9/14

11:01 am-12:10 am

2 stops25h 09m

$1,028

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Fri 9/4

7:35 am-10:59 pm

2 stops27h 24m

Lambert-St Louis

Sat 9/19

7:27 am-12:10 am

2 stops28h 43m

$1,028

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Wed 10/21

7:05 am-6:41 pm

2 stops47h 36m

Lambert-St Louis

Fri 10/23

8:00 am-5:30 am

2 stops33h 30m

$1,103

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sat 8/8

2:40 am-11:00 pm

2 stops32h 20m

Lambert-St Louis

Sun 1/10

3:24 pm-9:50 am

2 stops29h 26m

$1,244

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Mon 9/7

7:00 am-10:27 pm

2 stops27h 27m

Lambert-St Louis

Mon 9/14

10:53 am-9:35 am

3 stops34h 42m

$1,456

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Fri 9/4

7:00 am-4:34 pm

2 stops21h 34m

Lambert-St Louis

Sat 9/19

11:25 am-9:35 am

3 stops34h 10m

$1,460

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 cheapest month to fly to St. Louis?

In general, October is the cheapest month to fly from Bangkok Suvarnabhumi Airport to St. Louis. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $0. The month of February is another great option to travel to St. Louis, with average flight prices from Bangkok Suvarnabhumi Airport averaging around $952.

How have Bangkok Suvarnabhumi Airport to St. Louis flight prices changed over time?

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

22h 59m

Direct flights

None
The fastest flight from Bangkok Suvarnabhumi Airport to St. Louis takes 22h 59m
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.
Search flight deals

Frequently asked questions about flying from Bangkok Suvarnabhumi Airport to St. Louis

  • 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. 22h 59m 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 $952Free CancellationRating
8.3
1,881 reviews
Search Japan Airlines flights
United AirlinesPriceFrom $1,410Free CancellationRating
7.4
10,048 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
Fairview Heights
Hermann
St. Peters
Maryland Heights
Florissant
Collinsville
O'Fallon
Alton
Fenton
Farmington
Clayton
Wentzville
Festus
Eureka
Litchfield
Edwardsville
Grafton
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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