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Cheap flight deals from St. Louis to Bangkok Starting at AED 26,361

Discover our range of affordable one-way and round-trip flights from St. Louis to Bangkok and kick-start your next adventure today!

  • One way
  • Round-trip
      • STL15:45
        25h 40m
        1 stop
        BKK06:25
        Wed, Mar 5|St. Louis - Bangkok|Lufthansa
        AED 26,361AED 34,685
        24% OFF
        24% OFF
        AED 34,685AED 26,361

        Choose Lufthansa flights from St. Louis to Bangkok. The one-way connecting flight with Lufthansa departs from St. Louis Lambert International Airport on Wed, Mar 5, arriving at Suvarnabhumi Airport. One-way Prices start from AED 26,361 including taxes and charges.

      • STL01:00 pm
        3h 5m
        Nonstop
        BKK02:00 pm
        Sat, Mar 1|St. Louis - Bangkok|Lufthansa
        Find More Flights
        Find More Flights

Crossed out prices are calculated based on the average price of the corresponding route on Trip.com.

St. Louis to Bangkok flight time & flight schedules

Flight info.
Departure
Arrival
Weekly Schedule

  1. AS504

    Alaska Airlines

    07:00

    STL

    4.3h

    09:17

    SEA

    SMTWT-S
    Search

  2. QR720

    Qatar Airways

    16:30

    SEA

    14.6h

    17:05

    DOH

    SMTWTFS

  3. QR830

    Qatar Airways

    20:20

    DOH

    6.3h

    06:40

    BKK

    SMTWTFS

  4. QR2981

    Qatar Airways

    07:00

    STL

    4.6h

    09:35

    SEA

    SMTWT-S
    Search

  5. QR720

    Qatar Airways

    16:30

    SEA

    14.6h

    17:05

    DOH

    SMTWTFS

  6. QR830

    Qatar Airways

    20:20

    DOH

    6.3h

    06:40

    BKK

    SMTWTFS

  7. QR2981

    Qatar Airways

    07:00

    STL

    4.6h

    09:35

    SEA

    SMTWT-S
    Search

  8. QR720

    Qatar Airways

    16:30

    SEA

    14.6h

    17:05

    DOH

    SMTWTFS

  9. QR838

    Qatar Airways

    19:35

    DOH

    6.3h

    05:55

    BKK

    SMTWTFS

  10. AS504

    Alaska Airlines

    07:00

    STL

    4.3h

    09:17

    SEA

    SMTWT-S
    Search

  11. QR720

    Qatar Airways

    16:30

    SEA

    14.6h

    17:05

    DOH

    SMTWTFS

  12. QR838

    Qatar Airways

    19:35

    DOH

    6.3h

    05:55

    BKK

    SMTWTFS

  13. AS504

    Alaska Airlines

    07:00

    STL

    4.3h

    09:17

    SEA

    SMTWT-S
    Search

  14. OZ271

    Asiana Airlines

    14:30

    SEA

    11.4h

    17:55

    ICN

    SMTWTFS

  15. OZ743

    Asiana Airlines

    20:20

    ICN

    6.0h

    00:20

    BKK

    SMTWTFS

  16. UA3684

    United Airlines

    12:24

    STL

    2.5h

    15:54

    EWR

    SMTWTFS
    Search

  17. QR702

    Qatar Airways

    21:25

    JFK

    12.4h

    16:50

    DOH

    SMTWTFS

  18. QR830

    Qatar Airways

    20:20

    DOH

    6.3h

    06:40

    BKK

    SMTWTFS

  19. DL5599

    Delta Air Lines

    13:35

    STL

    2.5h

    17:07

    LGA

    SMTWT-S
    Search

  20. AA8495

    American Airlines

    01:40

    JFK

    14.0h

    04:40

    HND

    SMTWTFS

  21. AA8433

    American Airlines

    10:40

    HND

    6.5h

    15:10

    BKK

    SMTWTFS

  22. AA4470

    American Airlines

    17:10

    STL

    2.4h

    20:32

    LGA

    SMTWT-S
    Search

  23. QR704

    Qatar Airways

    10:20

    JFK

    12.3h

    06:35

    DOH

    SMTWTFS

  24. QR826

    Qatar Airways

    09:05

    DOH

    6.3h

    19:25

    BKK

    SMTWTFS

  25. UA3424

    United Airlines

    17:40

    STL

    2.6h

    21:14

    EWR

    SMTWTFS
    Search

  26. QR704

    Qatar Airways

    10:20

    JFK

    12.3h

    06:35

    DOH

    SMTWTFS

  27. QR826

    Qatar Airways

    09:05

    DOH

    6.3h

    19:25

    BKK

    SMTWTFS

  28. DL4928

    Delta Air Lines

    18:40

    STL

    2.4h

    22:06

    LGA

    SMTWT-S
    Search

  29. QR704

    Qatar Airways

    10:20

    JFK

    12.3h

    06:35

    DOH

    SMTWTFS

  30. QR826

    Qatar Airways

    09:05

    DOH

    6.3h

    19:25

    BKK

    SMTWTFS
Find more flights and airlines

When is the cheapest time to fly from St. Louis to Bangkok?

Explore the best time to buy affordable tickets to Bangkok with our price trend chart, which predicts how flight prices will change in the coming weeks from previous data.

Displayed prices are calculated based on the cheapest average weekly prices of the corresponding route on Trip.com.

Frequently Asked Questions

  • When are flight tickets from St. Louis (STL) to Bangkok (BKK) the cheapest?

    Airlines adjust prices for flights from St. Louis to Bangkok based on the date and time of your booking. By analyzing data from all airlines, on Trip.com, you can find the lowest flight prices on Tuesdays, Wednesdays, and Saturdays.

  • How much do flights from St. Louis (STL) to Bangkok (BKK) cost?

    According to Trip.com's data, the lowest price is around AED 5,820.

  • What is the transportation method from the main airport to downtown in Bangkok?

    • The distance from Don Mueang International Airport to downtown is about 22 km, by taxi about 40 minutes.
    • The distance from Suvarnabhumi Airport to downtown is about 24 km, by taxi about 40 minutes.

  • How many airports are there in Bangkok (BKK)?

    There are 2 airport(s) near Bangkok (BKK): Suvarnabhumi Airport and Don Mueang International Airport.

How to find a cheap flight from St. Louis to Bangkok

If you leave it until the last minute and forget to check some of the key information when booking tickets, prices can often end up skyrocketing. Below, you can find our top tips for getting the best value flights – from changing dates to chasing deals, there are plenty ways to keep your next trip affordable.
1
Being flexible with your dates to get the cheapest St. Louis to Bangkok ticket.
Tap "Date" on flight search bar to scan through the calender for St. Louis to Bangkok airfare over next 6 months in 2025. If you would like to fly in next 3 months, it seems the cheapest date is on Wed, Mar 5 at AED 26361 for one-way flights.
2
Compare cheap St. Louis to Bangkok flight deals from over hundreds of airlines.
Our extensive search allows you to compare prices from over 500 airlines to choose the cheapest flight tickets from St. Louis to Bangkok. The cheapest airline operating is Lufthansa.
3
Set up a Price Alert
By setting up a Price Alert for your St. Louis to Bangkok route, you can easily track the price of your airline tickets from without manually checking every day.
4
Don't miss cheap St. Louis to Bangkok flight deals and promo codes.
You can always get the latest deals through Trip.com Deals and Promo Codes for cheap flights. If registering a free membership, you can receive more deals for your flights.
5
Book early or wait unitl the last minute.
It's always better to book early. Flight tickets tend to be the cheapest when they are first released, normally about a year before the departure date. So, check online as soon as the flights you want become available. If you miss the cheapest time, you can still find lower-priced tickets as the flight date approaches.
6
Search for flights on the go.
To get the best flight booking experience on the go, download Trip.com and search for cheap flight tickets from St. Louis to Bangkok to get exclusive deals for you.

Flight Info | St. Louis to Bangkok

Cheapest direct flight priceAED 26,360
Off-season for travelMarch
Peak season for travelNovember
Flight distance14,088.84 km
Popular airlineAmerican Airlines

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