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St. Louis

$547+ Cheap flights from Suvarnabhumi (BKK) to St. Louis (STL)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — STL
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from Suvarnabhumi to St. Louis

Discover tips and strategies to find the most affordable flight options for your journey from Suvarnabhumi (BKK) to St. Louis (STL). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$1,031
(Air Canada)

One-way from

$547
(OneTravel)

Popular in

July

Cheapest in

June

Average price

$1,318
From Bangkok Suvarnabhumi to Lambert-St Louis
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One-way flight from Bangkok Suvarnabhumi to Lambert-St Louis
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Highest demand for flights based on searches. 1% potential increase in price ($24 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($16 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Suvarnabhumi to St. Louis

Cheapest flights from Suvarnabhumi to St. Louis
Explore the most affordable flight options available from Suvarnabhumi to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Air Canada deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/48:15 amBKK - STL
2 stops44h 14mAir Canada
Tue 11/184:05 pmSTL - BKK
2 stops49h 25mAir Canada
Deal found 9/10$1,031
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2412:55 amBKK - STL
2 stops29h 04mDelta
Tue 2/246:30 amSTL - BKK
2 stops29h 15mDelta
Deal found 9/10$1,047
This Delta deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/279:40 pmBKK - STL
2 stops38h 58mDelta
Sat 10/256:50 amSTL - BKK
2 stops26h 40mDelta
Deal found 9/10$1,089
This oojo deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/32:35 amBKK - STL
2 stops49h 43mChina Airlines
Tue 11/187:00 amSTL - BKK
2 stops53h 35mChina Airlines
Deal found 9/10$1,115
This CheapOair deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/138:05 amBKK - STL
2 stops26h 54mJapan Airlines
Fri 10/38:50 amSTL - BKK
2 stops33h 00mJapan Airlines
Deal found 9/9$1,130
This FlightHub deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/137:00 pmBKK - STL
2 stops36h 10mCathay Pacific
Fri 10/39:56 amSTL - BKK
2 stops36h 04mCathay Pacific
Deal found 9/10$1,160
This Japan Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Japan Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/2612:25 amBKK - STL
2 stops34h 34mJapan Airlines
Sat 10/259:58 amSTL - BKK
2 stops49h 37mJapan Airlines
Deal found 9/10$1,297
This EaseMyTrip deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure EaseMyTrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2711:00 amBKK - STL
2 stops23h 50mCathay Pacific
Sat 10/259:58 amSTL - BKK
2 stops36h 42mCathay Pacific
Deal found 9/9$1,315
This Delta deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/122:35 amBKK - STL
2 stops31h 25mDelta
Fri 10/35:11 pmSTL - BKK
2 stops40h 34mDelta
Deal found 9/11$1,341
This United Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/254:55 pmBKK - STL
3 stops29h 54mUnited Airlines
Tue 2/2411:45 amSTL - BKK
3 stops34h 40mUnited Airlines
Deal found 9/10$1,443

Cheapflights Fare Finder

 
Customize your flight search to find flights from Suvarnabhumi 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Bangkok Suvarnabhumi Airport to St. Louis that are best for you.

Fly from

Suvarnabhumi

Fly to

St. Louis

Route

Depart

Return

Price

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Tue 11/4

8:15 am-3:29 pm

2 stops44h 14m

Lambert-St Louis

Tue 11/18

4:05 pm-6:30 am

2 stops49h 25m

$1,031

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Thu 12/25

9:40 am-11:39 pm

2 stops26h 59m

Lambert-St Louis

Tue 2/24

6:45 am-11:20 pm

2 stops27h 35m

$1,047

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sat 9/27

9:40 pm-12:38 am

2 stops38h 58m

Lambert-St Louis

Sat 10/25

6:50 am-9:30 pm

2 stops26h 40m

$1,089

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Thu 3/5

11:40 am-11:08 pm

2 stops24h 28m

Lambert-St Louis

Mon 3/9

6:15 am-12:10 am

2 stops29h 55m

$1,174

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Fri 9/26

12:25 am-10:59 pm

2 stops34h 34m

Lambert-St Louis

Sat 10/25

9:58 am-11:35 pm

2 stops49h 37m

$1,297

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sat 9/27

11:00 am-10:50 pm

2 stops23h 50m

Lambert-St Louis

Sat 10/25

9:58 am-10:40 am

2 stops36h 42m

$1,315

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Thu 3/5

9:10 am-7:25 pm

2 stops23h 15m

Lambert-St Louis

Mon 3/9

11:20 am-11:25 am

3 stops36h 05m

$1,429

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Thu 12/25

4:55 pm-9:49 am

3 stops29h 54m

Lambert-St Louis

Tue 2/24

11:45 am-11:25 am

3 stops34h 40m

$1,443

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Tue 11/4

4:55 pm-10:51 am

3 stops30h 56m

Lambert-St Louis

Tue 11/18

11:20 am-11:25 am

3 stops35h 05m

$1,445

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Tue 2/24

8:15 am-3:29 pm

2 stops44h 14m

$547

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 17 results
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Best time to book a flight from Suvarnabhumi to St. Louis

Have a flexible travel schedule? Discover the best time to fly to St. Louis from Suvarnabhumi with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Reviews of airlines servicing St. Louis

Get insights into the airlines that provide service to St. Louis. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to St. Louis. Reviews last updated September 11, 2025.
Peruse reviews from past customers who have flown with Japan Airlines, United Airlines, and Air Canada from Bangkok Suvarnabhumi Airport to St. Louis to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Japan Airlines
8.3
Very good
1,559 reviews

Entertainment

7.8

Food

7.7

Overall

8.3

Comfort

8.2

Boarding

8.4

Crew

8.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

HND - JFK

The plane was delayed due to maintenance after everybody boarded (1 hour), the inside of the plane was not air conditioned before takeoff, and the weather outside was hot. Upon arriving in JFK, there were further delays. The airline attendants were passive aggresive and not certainly were not polite.
Japan Airlines
8.3
Very good
1,559 reviews
Japan Airlines
8.3
Very good
1,559 reviews

Entertainment

7.8

Food

7.7

Overall

8.3

Comfort

8.2

Boarding

8.4

Crew

8.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

HND - JFK

The plane was delayed due to maintenance after everybody boarded (1 hour), the inside of the plane was not air conditioned before takeoff, and the weather outside was hot. Upon arriving in JFK, there were further delays. The airline attendants were passive aggresive and not certainly were not polite.
United Airlines
7.4
Good
8,937 reviews
Japan Airlines
8.3
Very good
1,559 reviews

Entertainment

7.8

Food

7.7

Overall

8.3

Comfort

8.2

Boarding

8.4

Crew

8.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

HND - JFK

The plane was delayed due to maintenance after everybody boarded (1 hour), the inside of the plane was not air conditioned before takeoff, and the weather outside was hot. Upon arriving in JFK, there were further delays. The airline attendants were passive aggresive and not certainly were not polite.
Air Canada
7.1
Good
10,000 reviews
Japan Airlines
8.3
Very good
1,559 reviews

Entertainment

7.8

Food

7.7

Overall

8.3

Comfort

8.2

Boarding

8.4

Crew

8.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,Aug 2025

HND - JFK

The plane was delayed due to maintenance after everybody boarded (1 hour), the inside of the plane was not air conditioned before takeoff, and the weather outside was hot. Upon arriving in JFK, there were further delays. The airline attendants were passive aggresive and not certainly were not polite.

Related info for your journey

Find useful and relevant information for your journey from Suvarnabhumi to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to St. Louis from Bangkok Suvarnabhumi?

    Lambert-St Louis (STL) is the airport you will fly into if you book a flight from Bangkok Suvarnabhumi to St. Louis. You should not have trouble finding flights to Lambert-St Louis from Bangkok Suvarnabhumi; the airport handles an average of 0 inbound flights from Bangkok Suvarnabhumi per day. You should also have plenty of airline options to choose from since 3 airlines have flights to the St. Louis airport from Bangkok Suvarnabhumi. It is only a 12.7 mi journey from Lambert-St Louis (STL) to St. Louis’s city center.

  • How long is the flight from Bangkok Suvarnabhumi Airport to St. Louis?

    There are many flights that can get you from Bangkok Suvarnabhumi Airport to St. Louis in 24h 28m. Fly via Air Canada, Delta, or Cathay Pacific to get the fastest option. The distance between Bangkok Suvarnabhumi Airport and St. Louis is about 8737 mi. This flight may include one or multiple stops.

  • What are the cheapest airlines flying from Bangkok Suvarnabhumi Airport to St. Louis round-trip?

    Currently priced at $990, Japan Airlines will fly you from Bangkok Suvarnabhumi Airport to St. Louis and back. In addition to Japan Airlines, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Air Canada and United Airlines - these airlines can fly you to your destination from $1,015 and $1,349, respectively. You may be able to fly from Bangkok Suvarnabhumi Airport to St. Louis for 23% less than the average price by searching for these airlines.

  • What are the cheapest airlines to fly from Bangkok Suvarnabhumi Airport to St. Louis one-way?

    One-way options have recently been found by users for as low as $547 on Air Canada. Other airlines that offer cheap prices include Korean Air from $618 and Delta from $619 one-way.

  • Can I find deals for flights from Suvarnabhumi to St. Louis that include hotel bookings?

    Yes. In addition to deals on Suvarnabhumi to St. Louis flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Suvarnabhumi to St. Louis?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Suvarnabhumi to St. Louis.

  • Can I find deals for business class flights from Suvarnabhumi to St. Louis?

    Yes. Cheapflights offers flight deals from Suvarnabhumi to St. Louis by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Bangkok Suvarnabhumi Airport to St. Louis?

    Currently, August is the cheapest month in which you can book a flight from Bangkok Suvarnabhumi Airport to St. Louis (average of $311). Flying from Bangkok Suvarnabhumi Airport to St. Louis in March is currently the most expensive (average of $356). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near St. Louis?

Book flights to St. Louis if you plan to visit one of these locations
Edwardsville
O'Fallon
Fairview Heights
Maryland Heights
Collinsville
Eureka
Glencoe
St. Peters
Chesterfield
Alton
Farmington
Festus

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Alternative routes for Suvarnabhumi to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Suvarnabhumi to St. Louis

Discover the top 3 airlines that operate flights from Suvarnabhumi to St. Louis. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Japan AirlinesCheapest$990Average$1,178FlexibilityNo cancel feeOn-time79%
Air CanadaCheapest$1,015Average$1,207FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$1,349Average$1,415FlexibilityNo cancel feeOn-time69%

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