$555+ Cheap flights from Thailand to St. Louis (STL)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/7. Fares are subject to change and may not be available on all flights or dates of travel.
BKK — STL
Dec 11 — Dec 181
Round-trip
1 adult, Economy
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Find cheap flights from Thailand to St. Louis with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Thailand to St. Louis
Cheapest
Best
Last-minute
One-way
Cheapest flights from Thailand to St. LouisExplore the most affordable flight options available from Thailand to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 11, 2026.
Explore the most affordable flight options available from Thailand to St. Louis. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 11, 2026.
This China Airlines deal was found by Cheapflights users on 11/8. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/192:35 am -
2 stops35h 20m
Wed 1/68:30 am -
2 stops36h 20m
Deal found 11/8![Multiple Airlines logo]()
$1,210
This CheapOair deal was found by Cheapflights users on 11/7. 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.
Sun 12/207:55 am -
2 stops29h 04m
Wed 1/66:01 am -
2 stops33h 59m
Deal found 11/7![Japan Airlines logo]()
$1,271
This China Airlines deal was found by Cheapflights users on 11/7. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2310:55 am -
2 stops27h 00m
Thu 1/78:45 am -
2 stops39h 20m
Deal found 11/7![Multiple Airlines logo]()
$1,293
This Air Canada deal was found by Cheapflights users on 11/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/238:25 am -
2 stops41h 01m
Thu 1/710:45 am -
2 stops54h 45m
Deal found 11/9![Air Canada logo]()
$1,410
This China Airlines deal was found by Cheapflights users on 11/10. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2510:55 am -
2 stops35h 05m
Fri 1/18:30 am -
2 stops39h 35m
Deal found 11/10![Multiple Airlines logo]()
$1,430
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Wed 12/234:55 pm -
3 stops41h 13m
Thu 1/78:30 am -
2 stops50h 50m
Deal found 11/7![United Airlines logo]()
$1,556
Best flights from Thailand to St. LouisDiscover carefully curated flight deals from Thailand to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.
Discover carefully curated flight deals from Thailand to St. Louis that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated November 11, 2026.
This Air Canada deal was found by Cheapflights users on 11/6. 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.
Wed 1/278:25 am -
2 stops44h 01m
Sun 1/316:45 pm -
2 stops46h 45m
Deal found 11/6![Air Canada logo]()
$1,117
This China Airlines deal was found by Cheapflights users on 11/8. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/192:35 am -
2 stops35h 20m
Wed 1/68:30 am -
2 stops36h 20m
Deal found 11/8![Multiple Airlines logo]()
$1,210
This CheapOair deal was found by Cheapflights users on 11/8. 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.
Sun 12/207:55 am -
2 stops29h 04m
Wed 1/66:01 am -
2 stops33h 59m
Deal found 11/8![Japan Airlines logo]()
$1,271
This China Airlines deal was found by Cheapflights users on 11/9. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 1/242:05 pm -
2 stops38h 03m
Mon 4/195:05 am -
3 stops40h 40m
Deal found 11/9![Multiple Airlines logo]()
$1,233
This Air Canada deal was found by Cheapflights users on 11/10. 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.
Thu 2/118:25 am -
2 stops44h 01m
Mon 2/159:20 am -
2 stops32h 10m
Deal found 11/10![Air Canada logo]()
$1,248
This China Airlines deal was found by Cheapflights users on 11/7. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2310:55 am -
2 stops27h 00m
Thu 1/78:45 am -
2 stops39h 20m
Deal found 11/7![Multiple Airlines logo]()
$1,293
This Air Canada deal was found by Cheapflights users on 11/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/238:25 am -
2 stops41h 01m
Thu 1/710:45 am -
2 stops54h 45m
Deal found 11/9![Air Canada logo]()
$1,410
Last-minute flights from Thailand to St. LouisDiscover last-minute flight deals from Thailand to St. Louis. Data last updated November 11, 2026 and is based on user searches.
Discover last-minute flight deals from Thailand to St. Louis. Data last updated November 11, 2026 and is based on user searches.
This China Airlines deal was found by Cheapflights users on 11/8. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/192:35 am -
2 stops35h 20m
Wed 1/68:30 am -
2 stops36h 20m
Deal found 11/8![Multiple Airlines logo]()
$1,210
This CheapOair deal was found by Cheapflights users on 11/7. 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.
Sun 12/207:55 am -
2 stops29h 04m
Wed 1/66:01 am -
2 stops33h 59m
Deal found 11/7![Japan Airlines logo]()
$1,271
This China Airlines deal was found by Cheapflights users on 11/7. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/2310:55 am -
2 stops27h 00m
Thu 1/78:45 am -
2 stops39h 20m
Deal found 11/7![Multiple Airlines logo]()
$1,293
This Air Canada deal was found by Cheapflights users on 11/9. 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 Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/238:25 am -
2 stops41h 01m
Thu 1/710:45 am -
2 stops54h 45m
Deal found 11/9![Air Canada logo]()
$1,410
This United Airlines deal was found by Cheapflights users on 11/7. 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.
Wed 12/234:55 pm -
3 stops41h 13m
Thu 1/78:30 am -
2 stops50h 50m
Deal found 11/7![United Airlines logo]()
$1,556
This China Airlines deal was found by Cheapflights users on 11/10. 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 China Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/2510:55 am -
2 stops35h 05m
Fri 1/18:30 am -
2 stops39h 35m
Deal found 11/10![Multiple Airlines logo]()
$1,430
One-way flights from Thailand to St. LouisSearch for one-way flight options from Thailand to St. Louis. Find affordable one-way fares based on user searches. Data last updated November 11, 2026.
Search for one-way flight options from Thailand to St. Louis. Find affordable one-way fares based on user searches. Data last updated November 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/74:20 pm -
3 stops55h 44m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Multiple Airlines logo]()
$555
This Delta deal was found by Cheapflights users on 11/8. 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.
Sun 11/1512:20 am -
2 stops36h 36m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/8![Delta logo]()
$578
This Korean Air deal was found by Cheapflights users on 11/10. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/169:40 pm -
2 stops29h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Korean Air logo]()
$580
This Korean Air deal was found by Cheapflights users on 11/9. 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 Korean Air is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 2/29:40 pm -
2 stops26h 24m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Korean Air logo]()
$581
This SmartFares deal was found by Cheapflights users on 11/10. 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 SmartFares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/198:00 am -
2 stops43h 17m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/10![Multiple Airlines logo]()
$585
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1012:15 pm -
3 stops59h 42m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Multiple Airlines logo]()
$592
This Kiwi.com deal was found by Cheapflights users on 11/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/812:15 pm -
3 stops36h 02m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/11![Multiple Airlines logo]()
$593
This Expedia deal was found by Cheapflights users on 11/9. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/19:40 pm -
2 stops31h 11m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Korean Air logo]()
$599
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/259:40 pm -
3 stops49h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$606
This Kiwi.com deal was found by Cheapflights users on 11/9. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/111:15 pm -
3 stops48h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Multiple Airlines logo]()
$608
This Delta deal was found by Cheapflights users on 11/9. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/1911:15 pm -
2 stops37h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/9![Delta logo]()
$611
This Delta deal was found by Cheapflights users on 11/7. 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 12/1112:20 am -
2 stops36h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 11/7![Delta logo]()
$625
Find flight deals from Thailand to St. Louis
Keep the following information in mind while searching for Thailand to St. Louis flight deals. Data was last updated November 11, 2026.
Round-trip from | $1,117 (Air Canada) |
|---|---|
One-way from | $555 (Kiwi.com) |
Cheapflights Fare Finder
Customize your flight search to find flights from Thailand 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 7,457,451 searches. Data last updated November 11, 2026.
Use the filters below to find and compare flights from Thailand to St. Louis that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Chiang MaiSt. Louis
CNX Chiang Mai - STL Lambert-St Louis
CNXSTL
Chiang Mai
Tue 11/17
12:20 am-11:22 pm
2 stops36h 02m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$578
Chiang MaiSt. Louis
CNX Chiang Mai - STL Lambert-St Louis
CNXSTL
Chiang Mai
Sun 11/15
12:20 am-11:56 pm
2 stops36h 36m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$578
BangkokSt. Louis
BKK Bangkok Suvarnabhumi - STL Lambert-St Louis
BKKSTL
Bangkok Suvarnabhumi
Tue 3/16
9:40 pm-2:43 pm
2 stops29h 03m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$580
Quickest round-trip
BangkokSt. Louis
BKK Bangkok Suvarnabhumi - STL Lambert-St Louis
BKKSTL
Bangkok Suvarnabhumi
Tue 2/2
9:40 pm-11:04 am
2 stops26h 24m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$581
BangkokSt. Louis
BKK Bangkok Suvarnabhumi - STL Lambert-St Louis
BKKSTL
Bangkok Suvarnabhumi
Fri 2/19
8:00 am-2:17 pm
2 stops43h 17m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$585
BangkokSt. Louis
BKK Bangkok Suvarnabhumi - STL Lambert-St Louis
BKKSTL
Bangkok Suvarnabhumi
Thu 11/19
11:15 pm-11:22 pm
2 stops37h 07m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$611
BangkokSt. Louis
BKK Bangkok Suvarnabhumi - STL Lambert-St Louis
BKKSTL
Bangkok Suvarnabhumi
Wed 12/9
4:20 pm-10:57 am
3 stops55h 37m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$620
Chiang MaiSt. Louis
CNX Chiang Mai - STL Lambert-St Louis
CNXSTL
Chiang Mai
Sun 12/13
9:10 am-12:12 am
3 stops52h 02m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$630
BangkokSt. Louis
BKK Bangkok Suvarnabhumi - STL Lambert-St Louis
BKKSTL
Bangkok Suvarnabhumi
Sun 12/6
7:55 pm-4:40 pm
2 stops57h 45m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$667
Chiang MaiSt. Louis
CNX Chiang Mai - STL Lambert-St Louis
CNXSTL
Chiang Mai
Wed 11/18
10:35 pm-11:59 pm
3 stops38h 24m
Lambert-St Louis
Wed 12/31
12:00 am-1:00 pm
Nonstop0h 00m
$769
Showing 1-10 of 19 resultsSorted by cheapest first
Best time to book a flight from Thailand to St. Louis
Have a flexible travel schedule? Discover the best time to fly to St. Louis from Thailand with our price prediction graph.
CNX-STL
BKK-STL
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.
Cheapflights Insights
Everything you need to know about your flight from Thailand to St. Louis
TH0-STL
CNX-STL
BKK-STL
No data available for this route at this time. Please check back soon.
Related info for your journey
Find useful and relevant information for your journey from Thailand to St. Louis. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near St. Louis?
Book flights to St. Louis if you plan to visit one of these locationsFairview Heights
O'Fallon
Fenton
Eureka
Wentzville
Maryland Heights
Chesterfield
Swansea
Edwardsville
Glencoe
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