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

฿25,823 is the cheapest one-way deal found within the past few days, from Qatar Airways. You may also be able to find cheap deals on EVA Air and Japan Airlines, with prices starting from ฿34,409 and ฿34,704, respectively. Find deals

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

The best pricing can be found in the month of June. Prices to St. Louis from Thailand average ฿41,370. You can even find prices in June for less than ฿41,370, as users have found deals to St. Louis from as low as ฿33,327. The month of August appears to be one of the more expensive times to travel to St. Louis from Thailand. Flying in the targeted month can save you up to 7%. Find deals

What is the cheapest time of day to fly from TH to STL?

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

What airport do you fly into for flights to St. Louis from Thailand?

Lambert-St Louis (STL), located 20.4 km from the city centre, is the airport you fly into when you book flights from Thailand to St. Louis.

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

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

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

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

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

Yes. Cheapflights offers flight deals from Thailand 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.

฿50,768+ Flights from Thailand to St. Louis

Cheap flight deals from Thailand to St. Louis

Round-trip from	฿37,030
One-way from	฿25,823
Popular in	August
Cheapest in	June
Average price	฿38,997

27/9-25/10
4 total stops
65h 07m total
Thailand to St. Louis

Search Deals

Qatar Airways
28/6
2 total stops
33h 29m total
Thailand to St. Louis

Search Deals

Highest demand for flights based on searches. 3% potential increase in price (฿44,963 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 0% potential price decrease (฿9,469 potential savings vs. average return price).

Search Deals

Average for round-trip flights in May 2025

Search Deals

Find flight deals from Thailand to St. Louis

Cheapest flights from Thailand to St. Louis
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 23 May 2025.

Sat 27/916:45BKK - STL

2 stops33h 54mMultiple Airlines

Sat 25/1015:57STL - BKK

2 stops31h 13mMultiple Airlines

Deal found 22/5฿37,784

Mon 11/822:05BKK - STL

2 stops37h 03mJapan Airlines

Mon 18/808:35STL - BKK

2 stops42h 35mJapan Airlines

Deal found 22/5฿41,127

Sat 27/909:35BKK - STL

2 stops43h 07mUnited Airlines

Sat 25/1017:30STL - BKK

3 stops29h 20mUnited Airlines

Deal found 22/5฿45,878

Tue 24/620:30HKT - STL

2 stops29h 07mQatar Airways

Wed 23/713:16STL - HKT

2 stops41h 34mQatar Airways

Deal found 23/5฿51,351

Tue 24/621:55HKT - STL

3 stops34h 03mMultiple Airlines

Tue 22/709:15STL - HKT

3 stops35h 45mMultiple Airlines

Deal found 22/5฿54,890

Sun 10/802:35BKK - STL

2 stops41h 37mเดลต้า

Mon 18/815:36STL - BKK

2 stops33h 39mเดลต้า

Deal found 23/5฿57,151

Tue 24/620:30HKT - STL

3 stops31h 24mAmerican Airlines

Tue 22/719:38STL - HKT

2 stops35h 12mAmerican Airlines

Deal found 23/5฿68,687

Fri 8/803:30BKK - STL

2 stops31h 54mQatar Airways

Sat 16/816:18STL - BKK

2 stops33h 07mQatar Airways

Deal found 23/5฿69,768

Best flights from Thailand to St. Louis
Discover carefully curated flight deals from Thailand to St. Louis that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 May 2025.

Sat 27/916:45BKK - STL

2 stops33h 54mMultiple Airlines

Sat 25/1015:57STL - BKK

2 stops31h 13mMultiple Airlines

Deal found 23/5฿37,030

Mon 11/822:05BKK - STL

2 stops37h 03mJapan Airlines

Mon 18/808:35STL - BKK

2 stops42h 35mJapan Airlines

Deal found 22/5฿41,127

Sat 27/909:35BKK - STL

2 stops43h 10mUnited Airlines

Sat 25/1016:50STL - BKK

3 stops30h 00mUnited Airlines

Deal found 23/5฿45,813

Tue 24/620:30HKT - STL

2 stops29h 07mQatar Airways

Wed 23/713:16STL - HKT

2 stops41h 34mQatar Airways

Deal found 23/5฿51,351

Sun 10/802:35BKK - STL

2 stops41h 37mเดลต้า

Mon 18/815:36STL - BKK

2 stops33h 39mเดลต้า

Deal found 23/5฿57,151

Tue 24/620:30HKT - STL

3 stops31h 24mAmerican Airlines

Tue 22/719:38STL - HKT

2 stops35h 12mAmerican Airlines

Deal found 23/5฿68,687

Tue 24/621:55HKT - STL

3 stops34h 03mMultiple Airlines

Tue 22/709:15STL - HKT

3 stops35h 45mMultiple Airlines

Deal found 22/5฿54,890

Fri 8/803:30BKK - STL

2 stops31h 54mQatar Airways

Sat 16/816:18STL - BKK

2 stops33h 07mQatar Airways

Deal found 23/5฿69,768

Last-minute flights from Thailand to St. Louis
Discover last-minute flight deals from Thailand to St. Louis. Data last updated 23 May 2025 and is based on user searches.

Tue 24/620:30HKT - STL

2 stops29h 07mQatar Airways

Wed 23/713:16STL - HKT

2 stops41h 34mQatar Airways

Deal found 23/5฿51,351

Tue 24/621:55HKT - STL

3 stops34h 03mMultiple Airlines

Tue 22/709:15STL - HKT

3 stops35h 45mMultiple Airlines

Deal found 22/5฿54,890

Tue 24/620:30HKT - STL

3 stops31h 24mAmerican Airlines

Tue 22/719:38STL - HKT

2 stops35h 12mAmerican Airlines

Deal found 23/5฿68,687

One-way flights from Thailand to St. Louis
Search for one-way flight options from Thailand to St. Louis. Find affordable one-way fares based on user searches. Data last updated 23 May 2025.

Sat 28/602:30BKK - STL

2 stops33h 29mQatar Airways

Deal found 22/5฿25,823

Thu 7/801:35BKK - STL

2 stops48h 51mEVA Air

Deal found 23/5฿34,409

Wed 30/722:05BKK - STL

2 stops37h 25mJapan Airlines

Deal found 22/5฿34,704

Thu 31/709:45BKK - STL

2 stops25h 45mAmerican Airlines

Deal found 22/5฿35,032

Thu 7/801:20BKK - STL

2 stops49h 06mMultiple Airlines

Deal found 23/5฿36,080

Sun 29/609:35BKK - STL

3 stops43h 10mUnited Airlines

Deal found 22/5฿58,659

Sat 2/802:35BKK - STL

2 stops34h 03mเดลต้า

Deal found 23/5฿66,491

Fri 1/802:40BKK - STL

2 stops30h 55mEmirates

Deal found 22/5฿73,307

Cheapflights Fare Finder

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

Price

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sat 27/9

16:45-14:39

2 stops33h 54m

Lambert-St Louis

Sat 25/10

15:57-11:10

2 stops31h 13m

฿37,784

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Mon 11/8

22:05-23:08

2 stops37h 03m

Lambert-St Louis

Mon 18/8

08:35-15:10

2 stops42h 35m

฿41,127

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sat 27/9

09:35-16:42

2 stops43h 07m

Lambert-St Louis

Sat 25/10

17:30-10:50

3 stops29h 20m

฿45,878

Phuket CitySt. Louis

HKT - STL

HKTSTL

Phuket City

Tue 24/6

20:30-13:37

2 stops29h 07m

Lambert-St Louis

Wed 23/7

13:16-18:50

2 stops41h 34m

฿51,351

Phuket CitySt. Louis

HKT - STL

HKTSTL

Phuket City

Tue 24/6

21:55-19:58

3 stops34h 03m

Lambert-St Louis

Tue 22/7

09:15-09:00

3 stops35h 45m

฿54,890

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sun 10/8

02:35-08:12

2 stops41h 37m

Lambert-St Louis

Mon 18/8

15:36-13:15

2 stops33h 39m

฿57,151

Phuket CitySt. Louis

HKT - STL

HKTSTL

Phuket City

Tue 24/6

20:30-15:54

3 stops31h 24m

Lambert-St Louis

Tue 22/7

19:38-18:50

2 stops35h 12m

฿68,687

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Fri 8/8

03:30-23:24

2 stops31h 54m

Lambert-St Louis

Sat 16/8

16:18-13:25

2 stops33h 07m

฿69,768

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Sat 28/6

02:30-23:59

2 stops33h 29m

฿25,823

BangkokSt. Louis

BKK - STL

BKKSTL

Bangkok Suvarnabhumi

Thu 7/8

01:35-14:26

2 stops48h 51m

฿34,409

Flights are sorted by cheapest return flights first.

Deals found on 22/5

Showing 1-10 of 16 results

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.

Estimated return 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

Rainfall in St. Louis by month

In terms of precipitation, rainfall in St. Louis ranges from 56.0 - 119.0 inches per month. May is typically the wettest month, when rainfall can reach 119.0 mm. February is typically the driest time to visit St. Louis when rainfall is around 56.0 mm.

Temperature in St. Louis by month

If weather is an important factor for your trip to St. Louis, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).

Reviews of airlines servicing St. Louis

EVA Air

8.4

Very Good

1,195 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

EVA Air

8.4

Very Good

1,195 reviews

EVA Air

8.4

Very Good

1,195 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

Japan Airlines

8.3

Very Good

1,478 reviews

EVA Air

8.4

Very Good

1,195 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

Emirates

8.0

Very Good

3,243 reviews

EVA Air

8.4

Very Good

1,195 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

เดลต้า

8.0

Very Good

7,950 reviews

EVA Air

8.4

Very Good

1,195 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

Qatar Airways

7.4

Good

3,576 reviews

EVA Air

8.4

Very Good

1,195 reviews

Check prices

Reviews

1 / 20

10.0

Excellent

Anonymous,May 2025

TPE - SEA

The flight and crew were exceptional as always when I fly with EVA.

Related info for your journey

What airport do you fly into for flights to St. Louis from Thailand?
Lambert-St Louis (STL), located 20.4 km from the city centre, is the airport you fly into when you book flights from Thailand to St. Louis.
What are the cheapest airlines to fly from Thailand to St. Louis one-way?
฿25,823 is the cheapest one-way deal found within the past few days, from Qatar Airways. You may also be able to find cheap deals on EVA Air and Japan Airlines, with prices starting from ฿34,409 and ฿34,704, respectively.
Can I find deals for flights from Thailand to St. Louis that include hotel bookings?
Yes. In addition to deals on Thailand to St. Louis flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Thailand to St. Louis?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Thailand to St. Louis.
Can I find deals for business class flights from Thailand to St. Louis?
Yes. Cheapflights offers flight deals from Thailand 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Alternative routes for Thailand to St. Louis

Phuket City to St. Louis flights

Chiang Mai to Columbia flights

Chiang Mai to Kansas City flights

Top airline flying from Thailand to St. Louis

Airline	Cheapest	Average	Flexibility	On-time
Japan Airlines	Cheapest฿35,984	Average฿44,442	FlexibilityNo cancel fee	On-time79%	Search Japan Airlines flights

Fly with Cheapflights

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

Cheapflights makes it easy to find Thailand to St. Louis flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Thailand to St. Louis for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Yes, we can. To see specific flights from Thailand to St. Louis 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 Thailand to St. Louis become cheaper?

Yes, Cheapflights offers price alerts on Thailand to St. Louis flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

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Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Thailand to St. Louis from ฿25,823

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 28/6. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap 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 23 May 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Thailand to St. Louis

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 23 May 2025.

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 23 May 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Thailand to St. Louis that are best for you.

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.

Cheapflights Insights

Everything you need to know about your flight from Thailand to St. Louis

Rainfall in St. Louis by month

Plan your trip to St. Louis by taking into account the average rainfall totals by month.

Temperature in St. Louis by month

Plan your trip to St. Louis by taking into account the average temperature totals by month.

Reviews of airlines servicing St. Louis

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.

What airport do you fly into for flights to St. Louis from Thailand?

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

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

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

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Thailand to St. Louis

See prices for flight routes from nearby airports that may be better suited for you.

Top airline flying from Thailand to St. Louis

Fly with Cheapflights

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

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

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

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

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

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Thailand to St. Louis
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 23 May 2025.