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Cheap flights from St. Louis (STL) to Thailand from $759

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 5/21. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
STL — BKK
May 13 — May 201
From?
To?
Mon 5/13
Mon 5/20
1 adult, Economy
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How far in advance should I book a flight from St. Louis to Thailand?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 44 days in advance, which can save you up to 14% on flights from St. Louis to Thailand compared to booking the week you need them. Waiting 44 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $1,436. For sooner than that we have options available in the next 3 days from $1,553.

What is the cheapest month to fly from St. Louis to Thailand?

Our data shows that October tends to be the cheapest month to fly to Thailand from St. Louis. Users have commonly found prices around $1,725 for the month, but tickets can be as low as $1,241. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from St. Louis to Thailand (STL - TH)?

When flying from St. Louis to Thailand, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Cathay Pacific flights from St. Louis to Thailand

Explore cheap flight options specifically provided by Cathay Pacific for the route between St. Louis and Thailand. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Take a peek at the cheapest Cathay Pacific flights we've detected traveling from St. Louis to Thailand. Come back soon if you're not finding the exact deal you're looking for.
Tue 9/105:30 pmSTL - BKK
2 stops35h 00mCathay Pacific
Thu 9/266:30 amBKK - STL
2 stops25h 28mCathay Pacific
Deal found 5/6$1,303
Wed 9/115:30 pmSTL - BKK
2 stops29h 25mCathay Pacific
Tue 9/246:30 amBKK - STL
2 stops25h 28mCathay Pacific
Deal found 5/6$1,344
Sat 9/75:30 pmSTL - BKK
2 stops28h 30mCathay Pacific
Sun 9/156:30 amBKK - STL
2 stops25h 28mCathay Pacific
Deal found 5/7$1,370
Thu 9/125:30 pmSTL - BKK
2 stops28h 30mCathay Pacific
Thu 9/266:30 amBKK - STL
2 stops25h 28mCathay Pacific
Deal found 5/6$1,394
Mon 9/95:30 pmSTL - BKK
2 stops28h 30mCathay Pacific
Sat 9/146:30 amBKK - STL
2 stops25h 28mCathay Pacific
Deal found 5/7$1,395

Cheap Qatar Airways flights from St. Louis to Thailand

Explore cheap flight options specifically provided by Qatar Airways for the route between St. Louis and Thailand. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Have a look at some of the cheapest available Qatar Airways flights departing from St. Louis and landing in Thailand. Check back soon if you're not seeing flights that suit your needs.
Wed 9/117:56 pmSTL - BKK
2 stops28h 49mQatar Airways
Tue 9/242:30 amBKK - STL
2 stops27h 58mQatar Airways
Deal found 5/7$1,361
Wed 10/27:56 pmSTL - BKK
2 stops28h 49mQatar Airways
Sat 10/192:30 amBKK - STL
2 stops31h 05mQatar Airways
Deal found 5/6$1,385
Sun 9/87:56 pmSTL - BKK
2 stops28h 49mQatar Airways
Tue 9/242:30 amBKK - STL
2 stops27h 58mQatar Airways
Deal found 5/6$1,421
Sun 9/87:56 pmSTL - BKK
2 stops28h 49mQatar Airways
Sun 9/222:30 amBKK - STL
2 stops29h 28mQatar Airways
Deal found 5/6$1,446
Sun 9/87:56 pmSTL - BKK
2 stops28h 49mQatar Airways
Thu 9/262:30 amBKK - STL
2 stops29h 28mQatar Airways
Deal found 5/6$1,482
Fri 9/137:56 pmSTL - BKK
2 stops28h 49mQatar Airways
Thu 9/262:30 amBKK - STL
2 stops29h 28mQatar Airways
Deal found 5/6$1,507
Sun 9/87:56 pmSTL - BKK
2 stops28h 49mQatar Airways
Sat 9/212:30 amBKK - STL
2 stops29h 28mQatar Airways
Deal found 5/6$1,510
Fri 9/137:56 pmSTL - BKK
2 stops28h 49mQatar Airways
Sat 9/212:30 amBKK - STL
2 stops29h 28mQatar Airways
Deal found 5/6$1,535
Tue 10/291:38 pmSTL - BKK
2 stops28h 32mQatar Airways
Sun 11/102:10 amBKK - STL
2 stops32h 21mQatar Airways
Deal found 5/7$1,545

Cheap St. Louis to Thailand flights in May & June 2024

Find cheap flight options from St. Louis to Thailand specifically for the months of May and June 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Prices were last updated on May 8, 2024.
The lowest fares we've come across on flights traveling from St. Louis to Thailand in May and June 2024. For more flight deals, be sure to check back very soon.
Wed 5/86:02 pmSTL - BKK
2 stops33h 23mAmerican Airlines
Wed 5/159:45 amBKK - STL
2 stops25h 32mAmerican Airlines
Deal found 5/8$1,528
Wed 5/86:02 pmSTL - BKK
2 stops33h 23mJapan Airlines
Tue 5/1412:25 amBKK - STL
2 stops34h 52mJapan Airlines
Deal found 5/8$1,615
Tue 5/215:35 pmSTL - BKK
2 stops29h 15mMultiple Airlines
Tue 6/411:05 pmBKK - STL
2 stops27h 09mMultiple Airlines
Deal found 5/7$1,664
Sat 5/255:25 pmSTL - BKK
2 stops29h 25mMultiple Airlines
Tue 6/411:05 pmBKK - STL
2 stops27h 09mMultiple Airlines
Deal found 5/7$1,704
Mon 5/205:08 pmSTL - BKK
2 stops25h 02mQatar Airways
Wed 5/299:45 amBKK - STL
2 stops43h 37mQatar Airways
Deal found 5/7$1,731
Sun 5/195:08 pmSTL - BKK
2 stops32h 02mQatar Airways
Sun 5/269:45 amBKK - STL
2 stops59h 25mQatar Airways
Deal found 5/8$1,743
Sun 5/195:08 pmSTL - BKK
2 stops25h 02mQatar Airways
Sun 5/269:45 amBKK - STL
2 stops59h 25mQatar Airways
Deal found 5/7$1,833
Thu 5/233:05 pmSTL - BKK
2 stops30h 25mKLM
Sat 6/112:05 pmBKK - STL
2 stops45h 37mKLM
Deal found 5/7$1,855
Wed 5/227:20 pmSTL - BKK
2 stops46h 05mMultiple Airlines
Wed 5/297:15 amBKK - STL
2 stops48h 13mMultiple Airlines
Deal found 5/7$1,863

St. Louis to Thailand 2024 flight deals

Discover exclusive flight deals for travel between St. Louis and Thailand in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
The lowest fares we've come across on flights traveling from St. Louis to Thailand in May and June 2024. For more flight deals, be sure to check back very soon.
Wed 9/112:34 pmSTL - BKK
2 stops32h 36mMultiple Airlines
Wed 9/254:45 pmBKK - STL
2 stops32h 48mMultiple Airlines
Deal found 5/6$1,202
Sun 9/87:31 pmSTL - BKK
2 stops27h 34mMultiple Airlines
Sun 9/154:45 pmBKK - STL
2 stops32h 48mMultiple Airlines
Deal found 5/7$1,242
Tue 9/105:30 pmSTL - BKK
2 stops36h 30mMultiple Airlines
Wed 9/185:30 pmBKK - STL
2 stops34h 10mMultiple Airlines
Deal found 5/7$1,276
Sat 8/107:32 pmSTL - BKK
2 stops28h 03mMultiple Airlines
Sat 9/144:45 pmBKK - STL
2 stops32h 48mMultiple Airlines
Deal found 5/7$1,283
Wed 11/611:58 amSTL - BKK
2 stops29h 22mFinnair
Wed 11/278:00 amBKK - STL
2 stops47h 16mFinnair
Deal found 5/7$1,302
Tue 9/105:30 pmSTL - BKK
2 stops35h 00mCathay Pacific
Thu 9/266:30 amBKK - STL
2 stops25h 28mCathay Pacific
Deal found 5/6$1,303
Mon 11/47:23 pmSTL - BKK
2 stops33h 52mMultiple Airlines
Thu 11/147:15 pmBKK - STL
2 stops40h 45mMultiple Airlines
Deal found 5/6$1,308
Wed 11/67:00 amSTL - BKK
2 stops38h 40mMultiple Airlines
Wed 11/135:10 pmBKK - STL
2 stops33h 17mMultiple Airlines
Deal found 5/6$1,318
Thu 9/55:30 pmSTL - BKK
2 stops28h 30mMultiple Airlines
Wed 9/187:00 pmBKK - STL
2 stops32h 40mMultiple Airlines
Deal found 5/7$1,326

One-way flights to Thailand from St. Louis

Search for one-way flight options from St. Louis to Thailand. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 2,752,338 searches. Data last updated May 8, 2024.
Take a look at some of the one-way flights we've detected from St. Louis to Thailand. Users can also find round-trip St. Louis to Thailand flights by using the search form above.
Tue 5/215:35 pmSTL - BKK
2 stops29h 15mMultiple Airlines
Deal found 5/7$759
Sat 5/255:25 pmSTL - BKK
2 stops29h 25mMultiple Airlines
Deal found 5/7$799
Sat 6/295:30 pmSTL - BKK
2 stops24h 35mTurkish Airlines
Deal found 5/7$851
Fri 5/246:08 amSTL - BKK
2 stops45h 17mTurkish Airlines
Deal found 5/7$868
Mon 5/274:05 pmSTL - BKK
3 stops43h 30mMultiple Airlines
Deal found 5/7$896
Tue 5/216:02 pmSTL - BKK
3 stops56h 13mMultiple Airlines
Deal found 5/7$915
Wed 5/2211:36 amSTL - BKK
3 stops41h 34mMultiple Airlines
Deal found 5/7$954
Sun 5/267:23 pmSTL - BKK
3 stops53h 52mMultiple Airlines
Deal found 5/7$978
Thu 5/235:01 pmSTL - BKK
3 stops47h 34mMultiple Airlines
Deal found 5/7$1,024

Find flights from St. Louis to Thailand within your budget

Customize your flight search to find flights from St. Louis to Thailand 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 2,752,338 searches. Data last updated May 8, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,202 - $2,049

Route

Depart

Return

Price

Lambert-St LouisBangkok Suvarnabhumi

STL - BKK

STLBKK

Lambert-St Louis

Wed 9/11

2 stops32h 36m

Bangkok Suvarnabhumi

Wed 9/25

2 stops32h 48m

$1,202

Lambert-St LouisBangkok Suvarnabhumi

STL - BKK

STLBKK

Lambert-St Louis

Tue 9/10

2 stops35h 00m

Bangkok Suvarnabhumi

Thu 9/26

2 stops25h 28m

$1,303

Lambert-St LouisBangkok Suvarnabhumi

STL - BKK

STLBKK

Lambert-St Louis

Wed 9/11

2 stops28h 49m

Bangkok Suvarnabhumi

Tue 9/24

2 stops27h 58m

$1,361

Lambert-St LouisBangkok Suvarnabhumi

STL - BKK

STLBKK

Lambert-St Louis

Tue 10/29

3 stops34h 55m

Bangkok Suvarnabhumi

Mon 11/11

2 stops24h 45m

$1,798

Lambert-St LouisBangkok Suvarnabhumi

STL - BKK

STLBKK

Lambert-St Louis

Thu 5/23

2 stops30h 25m

Bangkok Suvarnabhumi

Sat 6/1

2 stops45h 37m

$1,855

Lambert-St LouisBangkok Suvarnabhumi

STL - BKK

STLBKK

Lambert-St Louis

Sun 5/26

2 stops38h 25m

Bangkok Suvarnabhumi

Tue 6/4

2 stops41h 26m

$1,879

Lambert-St LouisBangkok Suvarnabhumi

STL - BKK

STLBKK

Lambert-St Louis

Mon 7/1

2 stops34h 00m

Bangkok Suvarnabhumi

Tue 7/23

2 stops44h 00m

$1,951

Lambert-St LouisBangkok Suvarnabhumi

STL - BKK

STLBKK

Lambert-St Louis

Sat 6/29

2 stops34h 25m

Bangkok Suvarnabhumi

Sat 7/13

2 stops47h 25m

$1,988

Lambert-St LouisChiang Mai

STL - CNX

STLCNX

Lambert-St Louis

Sun 10/6

2 stops27h 10m

Chiang Mai

Thu 10/10

2 stops36h 20m

$2,049

Flights are sorted by cheapest first

Deals found on 5/6

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Thailand

Get insights into the airlines that provide service to Thailand. 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 Thailand. Reviews last updated May 8, 2024.
Get a feel of what it's like to fly with Cathay Pacific, Qatar Airways and United Airlines from St. Louis to Thailand by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Korean Air
8.5
Very good
1,181 reviews
Check prices

Overall

8.5

Boarding

8.6

Entertainment

8.2

Crew

8.8

Food

8.2

Comfort

8.3

Reviews

1 / 10

flight with Delta Airbus is safe, on time and friendly. If the food can have more choices like instant noodles, sandwich other than pizza would be better. Pizza is too salty.

Korean Air
8.5
Very good
1,181 reviews
Korean Air
8.5
Very good
1,181 reviews
Check prices

Overall

8.5

Boarding

8.6

Entertainment

8.2

Crew

8.8

Food

8.2

Comfort

8.3

Reviews

1 / 10

flight with Delta Airbus is safe, on time and friendly. If the food can have more choices like instant noodles, sandwich other than pizza would be better. Pizza is too salty.

ANA
8.5
Very good
928 reviews
Korean Air
8.5
Very good
1,181 reviews
Check prices

Overall

8.5

Boarding

8.6

Entertainment

8.2

Crew

8.8

Food

8.2

Comfort

8.3

Reviews

1 / 10

flight with Delta Airbus is safe, on time and friendly. If the food can have more choices like instant noodles, sandwich other than pizza would be better. Pizza is too salty.

Asiana Airlines
8.4
Very good
581 reviews
Korean Air
8.5
Very good
1,181 reviews
Check prices

Overall

8.5

Boarding

8.6

Entertainment

8.2

Crew

8.8

Food

8.2

Comfort

8.3

Reviews

1 / 10

flight with Delta Airbus is safe, on time and friendly. If the food can have more choices like instant noodles, sandwich other than pizza would be better. Pizza is too salty.

Japan Airlines
8.3
Very good
1,478 reviews
Korean Air
8.5
Very good
1,181 reviews
Check prices

Overall

8.5

Boarding

8.6

Entertainment

8.2

Crew

8.8

Food

8.2

Comfort

8.3

Reviews

1 / 10

flight with Delta Airbus is safe, on time and friendly. If the food can have more choices like instant noodles, sandwich other than pizza would be better. Pizza is too salty.

Emirates
8.1
Very good
3,988 reviews
Korean Air
8.5
Very good
1,181 reviews
Check prices

Overall

8.5

Boarding

8.6

Entertainment

8.2

Crew

8.8

Food

8.2

Comfort

8.3

Reviews

1 / 10

flight with Delta Airbus is safe, on time and friendly. If the food can have more choices like instant noodles, sandwich other than pizza would be better. Pizza is too salty.

Related info for your journey

Find useful and relevant information for your journey from St. Louis to Thailand. 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 from for flights from St. Louis to Thailand?

    Most people fly from Lambert-St Louis (STL) if they book a flight from St. Louis to Thailand. Lambert-St Louis is conveniently located just 12.7 mi from St. Louis’s city center.

  • Can I find flights from St. Louis to Thailand for under $1,300 on Cheapflights?

    Yes, there are multiple flights from St. Louis to Thailand for under $1,300. The cheapest flight booked recently is on Multiple Airlines for just $1,202, but on average you can expect to pay $1,343.

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

    $851 is the cheapest one-way deal found within the past few days, from Turkish Airlines. You may also be able to find cheap deals on Qatar Airways and Finnair, with prices starting from $1,029 and $1,296, respectively.

  • What are the most popular routes from St. Louis to Thailand?

    The most popular flight routes from St. Louis to Thailand are Lambert-St Louis - Bangkok Suvarnabhumi, Lambert-St Louis - Chiang Mai and Lambert-St Louis - Phuket City.

  • What are the most popular airlines that fly from St. Louis to Thailand?

    Before booking your flight from St. Louis to Thailand check out the most popular airlines for this route: American Airlines, Air Canada or Finnair.

  • What does STL to BKK mean?

    STL and BKK are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. STL to BKK refers to a flight route from Lambert-St Louis Airport to Bangkok Suvarnabhumi Airport. This flight route has multiple associated airports, so we think it might be helpful to learn the name and codes of them as well. They are Phuket City Airport (HKT), Chiang Mai Airport (CNX), Ko Samui Airport (USM), Bangkok Don Mueang Intl Airport (DMK), Krabi Airport (KBV).

  • Can I find deals for flights from St. Louis to Thailand that include extra baggage allowance?

    The amount of baggage you can bring on your St. Louis to Thailand flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

  • Can I find deals on flights from St. Louis to Thailand with specific airlines?

    Yes, Cheapflights allows you to browse and filter St. Louis to Thailand flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

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

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

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

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

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

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

  • Can I find deals for flights from St. Louis to Thailand that allow pets onboard?

    Many airlines flying from St. Louis to Thailand offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

  • Can I find deals on last-minute flights from St. Louis to Thailand?

    Yes, you can often find last-minute deals on St. Louis to Thailand flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

  • How recently were the St. Louis to Thailand flight deals updated?

    The St. Louis to Thailand flight deals you see on this page were last updated on 5/7.

See more FAQs

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Alternative routes for St. Louis to Thailand
See prices for flight routes from nearby airports that may be better suited for you.

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Top 10 airlines flying from St. Louis to Thailand

Discover the top 10 airlines that operate flights from St. Louis to Thailand. 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 2,752,338 searches. Data last updated May 8, 2024.
AirlineCheapestAverageFlexibilityOn-time
FinnairCheapest$1,006Average$1,564FlexibilityNo cancel feeOn-time76%
Search Finnair flights
Qatar AirwaysCheapest$1,205Average$1,647FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
ANACheapest$1,217Average$2,267FlexibilityNo cancel feeOn-time80%
Search ANA flights
Turkish AirlinesCheapest$1,243Average$1,499FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Air CanadaCheapest$1,243Average$1,841FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
Japan AirlinesCheapest$1,261Average$1,977FlexibilityNo cancel feeOn-time79%
Search Japan Airlines flights
Cathay PacificCheapest$1,279Average$1,603FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights
American AirlinesCheapest$1,298Average$1,909FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
United AirlinesCheapest$1,371Average$1,927FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
LufthansaCheapest$1,415Average$1,674FlexibilityNo cancel feeOn-time76%
Search Lufthansa flights
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St. Louis to Bangkok flights

Search flights from St. Louis to Thailand by cabin class

Find flights from St. Louis to Thailand, based on your preferred cabin class, be it economy, premium economy, business, or first class.
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Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from St. Louis to Thailand?

Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from St. Louis to Thailand. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.

Why should you use Cheapflights to find cheap flight tickets from St. Louis to Thailand?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from St. Louis to Thailand for you. Better yet — we are completely free to use.

Can Cheapflights find flights from St. Louis to Thailand with no change fees?

Yes, we can. To see specific flights from St. Louis to Thailand with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Can Cheapflights notify me if prices for flights from St. Louis to Thailand become cheaper?

Not ready to book yet? You can track prices for flights from St. Louis to Thailand on Cheapflights with our Price Alert feature and get notified when better prices are available.

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