How long is the flight from Missouri to Thailand?

The flight from Missouri to Thailand depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from St. Louis (a popular airport in Missouri) to Bangkok Suvarnabhumi Airport (the most popular airport in Thailand), then the flight time is 26h 28m on average. If you fly from Kansas City (another popular airport in Missouri) to Bangkok Suvarnabhumi Airport, then the average flight time is 26h 41m.

What is the cheapest airline that flies from Missouri to Thailand?

China Eastern, United Airlines, and Qatar Airways are the most popular carriers operating from Missouri to Thailand

What airlines fly to Thailand?

United Airlines, Delta and Cathay Pacific are the top three most popular airlines that fly to Thailand from Missouri according to our data. United Airlines is the first choice among our users, with 38% of people opting to fly with this airline when traveling to Thailand. Keep in mind that there are 9 different airlines that fly to Thailand on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Missouri to Thailand?

Prices for flights from Missouri to Thailand are updated daily.

How many operators does momondo search for flights from Missouri to Thailand?

As of August 2026, there are 9 operators available to choose from for flights from Missouri to Thailand.

How old do you have to be to fly from Missouri to Thailand?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Thailand.

What documentation or ID do you need to fly to Thailand?

The travel and health documents required for your trip to Thailand can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Thailand. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$504 Cheap Flights from Missouri to Thailand in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Missouri to Thailand

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

6:37 pm - 2:50 pmMCI Kansas City-BKK Bangkok Suvarnabhumi

31h 13m2 stops Chicago O'Hare Intl Munich Franz Josef Strauss

12:15 pm - 7:32 pmBKK Bangkok Suvarnabhumi-MCI Kansas City

44h 17m2 stops Rome Fiumicino Washington, D.C. Dulles Intl

$964Multiple Airlines

Tue, Feb 2 - Tue, Feb 16

12:17 pm - 10:40 amSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

34h 23m3 stops Las Vegas Harry Reid Intl Los Angeles Incheon Intl

1:35 am - 4:34 pmBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

50h 59m3 stops Incheon Intl Los Angeles Orlando

$1,029Multiple Airlines

Sat, Sep 12 - Fri, Sep 18

11:31 am - 6:15 amSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

29h 44m2 stops Chicago O'Hare Intl Doha Hamad Intl

3:00 am - 9:08 pmBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

31h 08m2 stops Doha Hamad Intl Chicago O'Hare Intl

$1,070Qatar Airways

Fri, Feb 5 - Sun, Feb 14

1:06 pm - 7:35 amSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

30h 29m2 stops Chicago O'Hare Intl Doha Hamad Intl

2:30 am - 8:57 pmBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

30h 27m2 stops Doha Hamad Intl Chicago O'Hare Intl

$1,100Qatar Airways

Mon, Oct 12 - Tue, Oct 20

11:01 am - 11:00 pmSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

47h 59m2 stops Chicago O'Hare Intl Tokyo Narita

9:55 am - 11:52 amBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

37h 57m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,122Japan Airlines

Sun, Oct 4 - Sun, Nov 1

1:20 pm - 11:35 pmSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

45h 15m2 stops Chicago O'Hare Intl Tokyo Narita

9:55 am - 4:43 pmBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

43h 48m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,122Japan Airlines

Sun, Nov 1 - Sun, Nov 8

7:10 am - 11:20 pmSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

27h 10m2 stops Salt Lake City Incheon Intl

9:40 am - 9:33 pmBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

24h 53m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,149Delta

Mon, Nov 16 - Wed, Dec 2

7:18 pm - 1:25 pmSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

29h 07m2 stops Atlanta Hartsfield-Jackson Incheon Intl

9:40 am - 9:33 pmBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

24h 53m2 stops Incheon Intl Atlanta Hartsfield-Jackson

$1,149Delta

Tue, Nov 17 - Thu, Dec 3

9:00 am - 9:35 amSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

36h 35m3 stops Denver Intl Los Angeles Hong Kong Intl

7:00 am - 10:59 pmBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

27h 59m2 stops Tokyo Narita Chicago O'Hare Intl

$1,149United Airlines

Mon, Oct 12 - Wed, Oct 21

9:40 am - 4:35 amSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

30h 55m2 stops Chicago O'Hare Intl Tokyo Haneda

9:35 am - 8:00 pmBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

46h 25m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,155United Airlines

Thu, Sep 10 - Mon, Sep 14

Cheap last minute flights

Enter your travel dates to find the best prices.

8:34 am - 6:45 amSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

34h 11m2 stops Charlotte Douglas Abu Dhabi Zayed Intl

8:50 pm - 3:55 pmBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

32h 05m2 stops Abu Dhabi Zayed Intl Charlotte Douglas

$1,038Multiple Airlines

Thu, Aug 20 - Wed, Nov 18

6:54 am - 12:55 amSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

30h 01m2 stops Charlotte Douglas Abu Dhabi Zayed Intl

8:50 pm - 3:55 pmBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

32h 05m2 stops Abu Dhabi Zayed Intl Charlotte Douglas

$1,038Multiple Airlines

Thu, Aug 20 - Wed, Nov 18

5:00 am - 11:00 pmMCI Kansas City-BKK Bangkok Suvarnabhumi

30h 00m2 stops Chicago O'Hare Intl Tokyo Narita

9:40 pm - 1:30 pmBKK Bangkok Suvarnabhumi-MCI Kansas City

27h 50m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,147Japan Airlines

Thu, Aug 20 - Wed, Sep 2

8:48 am - 11:35 pmSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

26h 47m2 stops Minneapolis St Paul Incheon Intl

9:40 pm - 12:41 amBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

39h 01m2 stops Incheon Intl Salt Lake City

$1,149Delta

Wed, Aug 19 - Wed, Aug 26

11:13 am - 1:05 amSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

25h 52m2 stops Minneapolis St Paul Incheon Intl

2:35 am - 12:41 amBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

34h 06m2 stops Incheon Intl Salt Lake City

$1,149Delta

Wed, Aug 19 - Tue, Aug 25

6:59 pm - 9:35 amSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

26h 36m3 stops Denver Intl Los Angeles Hong Kong Intl

9:10 am - 7:23 pmBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

23h 13m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,154United Airlines

Thu, Aug 20 - Wed, Nov 18

7:25 am - 4:35 amSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

33h 10m2 stops Chicago O'Hare Intl Tokyo Haneda

3:45 pm - 8:39 amBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

28h 54m3 stops Hong Kong Intl Los Angeles Chicago O'Hare Intl

$1,169United Airlines

Wed, Aug 19 - Wed, Aug 26

9:32 am - 5:45 amSTL Lambert-St Louis-BKK Bangkok Suvarnabhumi

32h 13m2 stops Chicago O'Hare Intl Tokyo Haneda

7:55 am - 12:55 pmBKK Bangkok Suvarnabhumi-STL Lambert-St Louis

41h 00m2 stops Tokyo Narita Chicago O'Hare Intl

$1,174Japan Airlines

Wed, Aug 19 - Fri, Sep 4

3:14 pm - 4:35 amMCI Kansas City-BKK Bangkok Suvarnabhumi

25h 21m2 stops Chicago O'Hare Intl Tokyo Haneda

9:35 pm - 7:42 pmBKK Bangkok Suvarnabhumi-MCI Kansas City

34h 07m2 stops Tokyo Haneda Chicago O'Hare Intl

$1,191ANA

Tue, Aug 18 - Tue, Aug 25

6:20 am - 11:55 pmMCI Kansas City-BKK Bangkok Suvarnabhumi

29h 35m2 stops Houston George Bush Intcntl Tokyo Narita

3:45 pm - 3:39 pmBKK Bangkok Suvarnabhumi-MCI Kansas City

35h 54m1 stop Los Angeles

$1,455ANA

Thu, Aug 20 - Sat, Aug 22

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Qatar Airways flights from Missouri to Thailand

Our best Qatar Airways deals on Missouri to Thailand flight tickets

Qatar Airways

Feb 5

STL11:31 amLambert-St Louis

29h 44m

2 stops

BKK6:15 amBangkok Suvarnabhumi

Feb 14

BKK3:00 amBangkok Suvarnabhumi

31h 08m

2 stops

STL9:08 pmLambert-St Louis

$1,070

Qatar Airways

Oct 12

STL11:31 amLambert-St Louis

32h 04m

2 stops

BKK7:35 amBangkok Suvarnabhumi

Oct 21

BKK3:00 amBangkok Suvarnabhumi

29h 57m

2 stops

STL8:57 pmLambert-St Louis

$1,100

Qatar Airways

Oct 11

STL11:31 amLambert-St Louis

32h 04m

2 stops

BKK7:35 amBangkok Suvarnabhumi

Oct 21

BKK3:00 amBangkok Suvarnabhumi

29h 57m

2 stops

STL8:57 pmLambert-St Louis

$1,130

China Eastern flights from Missouri to Thailand

Our best China Eastern deals on Missouri to Thailand flight tickets

China Eastern

Nov 2

MCI7:16 amKansas City

28h 39m

2 stops

BKK12:55 amBangkok Suvarnabhumi

Nov 9

BKK5:05 amBangkok Suvarnabhumi

31h 45m

2 stops

MCI11:50 pmKansas City

$1,096

China Eastern

Nov 2

MCI7:16 amKansas City

28h 39m

2 stops

BKK12:55 amBangkok Suvarnabhumi

Nov 10

BKK7:55 pmBangkok Suvarnabhumi

40h 55m

2 stops

MCI11:50 pmKansas City

$1,099

China Eastern

Nov 12

MCI7:05 amKansas City

28h 50m

2 stops

BKK12:55 amBangkok Suvarnabhumi

Nov 20

BKK5:05 amBangkok Suvarnabhumi

31h 45m

2 stops

MCI11:50 pmKansas City

$1,143

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Kansas CityBangkok

MCI Kansas City - BKK Bangkok Suvarnabhumi

MCIBKK

Kansas City

Tue 2/2

6:37 pm-2:50 pm

2 stops31h 13m

Bangkok Suvarnabhumi

Tue 2/16

12:15 pm-7:32 pm

2 stops44h 17m

$964

St. LouisBangkok

STL Lambert-St Louis - BKK Bangkok Suvarnabhumi

STLBKK

Lambert-St Louis

Sat 9/12

12:17 pm-10:40 am

3 stops34h 23m

Bangkok Suvarnabhumi

Fri 9/18

1:35 am-4:34 pm

3 stops50h 59m

$1,029

St. LouisBangkok

STL Lambert-St Louis - BKK Bangkok Suvarnabhumi

STLBKK

Lambert-St Louis

Fri 2/5

11:31 am-6:15 am

2 stops29h 44m

Bangkok Suvarnabhumi

Sun 2/14

3:00 am-9:08 pm

2 stops31h 08m

$1,070

St. LouisBangkok

STL Lambert-St Louis - BKK Bangkok Suvarnabhumi

STLBKK

Lambert-St Louis

Mon 10/12

1:06 pm-7:35 am

2 stops30h 29m

Bangkok Suvarnabhumi

Tue 10/20

2:30 am-8:57 pm

2 stops30h 27m

$1,100

St. LouisBangkok

STL Lambert-St Louis - BKK Bangkok Suvarnabhumi

STLBKK

Lambert-St Louis

Sun 10/4

11:01 am-11:00 pm

2 stops47h 59m

Bangkok Suvarnabhumi

Sun 11/1

9:55 am-11:52 am

2 stops37h 57m

$1,122

St. LouisBangkok

STL Lambert-St Louis - BKK Bangkok Suvarnabhumi

STLBKK

Lambert-St Louis

Sun 11/1

1:20 pm-11:35 pm

2 stops45h 15m

Bangkok Suvarnabhumi

Sun 11/8

9:55 am-4:43 pm

2 stops43h 48m

$1,122

Quickest round-trip

St. LouisBangkok

STL Lambert-St Louis - BKK Bangkok Suvarnabhumi

STLBKK

Lambert-St Louis

Mon 11/16

7:10 am-11:20 pm

2 stops27h 10m

Bangkok Suvarnabhumi

Wed 12/2

9:40 am-9:33 pm

2 stops24h 53m

$1,149

St. LouisBangkok

STL Lambert-St Louis - BKK Bangkok Suvarnabhumi

STLBKK

Lambert-St Louis

Tue 11/17

7:18 pm-1:25 pm

2 stops29h 07m

Bangkok Suvarnabhumi

Thu 12/3

9:40 am-9:33 pm

2 stops24h 53m

$1,149

St. LouisBangkok

STL Lambert-St Louis - BKK Bangkok Suvarnabhumi

STLBKK

Lambert-St Louis

Mon 10/12

9:00 am-9:35 am

3 stops36h 35m

Bangkok Suvarnabhumi

Wed 10/21

7:00 am-10:59 pm

2 stops27h 59m

$1,149

St. LouisBangkok

STL Lambert-St Louis - BKK Bangkok Suvarnabhumi

STLBKK

Lambert-St Louis

Thu 9/10

9:40 am-4:35 am

2 stops30h 55m

Bangkok Suvarnabhumi

Mon 9/14

9:35 am-8:00 pm

2 stops46h 25m

$1,155

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Missouri to Thailand

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Thailand?

The month of January is, on average, the cheapest month to fly to Thailand from Missouri, with most prices found around $1,030. If you are unable to visit Thailand during the month of January, then departing from Missouri during the month February is also very affordable. Most momondo users find prices during this month for around $1,044.

How far in advance should I book a flight from Missouri to Thailand?

You are more likely to see cheaper flights to Thailand from Missouri when booking weeks ahead of your departure date. In general, you can expect to find flights to Thailand for around $1,306 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thailand from Missouri for as low as $1,013 on momondo.

Cheap Missouri to Thailand flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Missouri to Thailand

Fastest flight time	26h 17m
Direct flights	None

The fastest flight from Missouri to Thailand takes 26h 17m

There are no direct flights from Missouri to Thailand. There are no popular flight routes from Missouri to Thailand.

Search flight deals

Frequently asked questions about flying from Missouri to Thailand

When did momondo last update prices for flights from Missouri to Thailand?
Prices for flights from Missouri to Thailand are updated daily.
How many operators does momondo search for flights from Missouri to Thailand?
As of August 2026, there are 9 operators available to choose from for flights from Missouri to Thailand.
How old do you have to be to fly from Missouri to Thailand?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Missouri to Thailand.
What documentation or ID do you need to fly to Thailand?
The travel and health documents required for your trip to Thailand can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Thailand. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Missouri to Thailand

Compare and see reviews for airlines that fly from Missouri to Thailand with momondo

Airline	Rating	Free Cancellation	Price
ANA	PriceFrom $816	Free Cancellation	Rating 8.3 1,298 reviews	Search ANA flights
STARLUX Airlines	PriceFrom $863	Free Cancellation	Rating 8.8 371 reviews	Search STARLUX Airlines flights
Japan Airlines	PriceFrom $875	Free Cancellation	Rating 8.3 1,905 reviews	Search Japan Airlines flights
Delta	PriceFrom $878	Free Cancellation	Rating 7.8 8,505 reviews	Search Delta flights
United Airlines	PriceFrom $887	Free Cancellation	Rating 7.4 10,106 reviews	Search United Airlines flights
Cathay Pacific	PriceFrom $927	Free Cancellation	Rating 7.6 1,453 reviews	Search Cathay Pacific flights
Qatar Airways	PriceFrom $946	Free Cancellation	Rating 7.4 3,740 reviews	Search Qatar Airways flights
American Airlines	PriceFrom $954	Free Cancellation	Rating 7.1 11,947 reviews	Search American Airlines flights
EVA Air	PriceFrom $1,048	Free Cancellation	Rating 8.5 1,517 reviews	Search EVA Air flights

Why use momondo?

Why should I use momondo to find a flight deal from Missouri to Thailand?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Missouri to Thailand. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Missouri to Thailand with flexible booking policies on momondo?

All flight searches from Missouri to Thailand on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Missouri to Thailand?

momondo helps you find the best flight between Missouri and Thailand by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Missouri to Thailand right now. Can momondo alert me if prices change?

Price alerts on flights to Thailand from Missouri are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.