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 25h 54m on average. If you fly from Kansas City (another popular airport in Missouri) to Bangkok Suvarnabhumi Airport, then the average flight time is 28h 01m.

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 42% of people opting to fly with this airline when traveling to Thailand. Keep in mind that there are 10 different airlines that fly to Thailand on a routine basis, so you have a few additional options to choose from.

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

Japan Airlines, Delta, and United Airlines are the most popular carriers operating 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 September 2025, there are 10 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.

$444 Cheap Flights from Missouri to Thailand in 2025

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Find the cheapest flights from Missouri to Thailand

Round-trip

One-way

Last minute

Cheap round-trip flights

7:00 am - 11:00 pmMCI-BKK

28h 00m2 stops

8:05 am - 10:25 pmBKK-MCI

26h 20m2 stops

$790American Airlines

Find Deal

Thu, Sep 4 - Thu, Sep 25

5:32 am - 11:00 pmMCI-BKK

29h 28m2 stops

8:05 am - 10:50 pmBKK-MCI

26h 45m2 stops

$865American Airlines

Find Deal

Mon, Sep 8 - Tue, Oct 7

7:55 am - 1:05 amMCI-BKK

29h 10m2 stops

9:40 pm - 11:23 pmBKK-MCI

37h 43m2 stops

$878Delta

Find Deal

Mon, Sep 15 - Tue, Sep 30

4:05 pm - 11:10 pmMCI-BKK

43h 05m2 stops

1:20 am - 3:10 pmBKK-MCI

49h 50m2 stops

$885

Find Deal

Tue, Sep 23 - Mon, Sep 29

8:00 am - 6:30 amMCI-BKK

34h 30m2 stops

2:20 pm - 2:21 pmBKK-MCI

37h 01m2 stops

$886ANA

Find Deal

Tue, Oct 28 - Tue, Nov 11

7:30 am - 4:35 amMCI-BKK

33h 05m2 stops

7:00 am - 9:45 pmBKK-MCI

26h 45m3 stops

$887United Airlines

Find Deal

Thu, Sep 4 - Thu, Sep 25

4:48 pm - 4:35 amMCI-BKK

47h 47m2 stops

7:00 am - 9:45 pmBKK-MCI

26h 45m3 stops

$893United Airlines

Find Deal

Mon, Sep 15 - Tue, Sep 30

8:00 am - 5:10 amMCI-BKK

33h 10m2 stops

2:20 pm - 2:21 pmBKK-MCI

37h 01m2 stops

$916ANA

Find Deal

Tue, Oct 28 - Tue, Nov 11

6:40 am - 1:05 amMCI-BKK

30h 25m2 stops

2:35 am - 11:23 pmBKK-MCI

32h 48m2 stops

$953Delta

Find Deal

Mon, Sep 8 - Sun, Sep 28

6:00 am - 11:10 pmSTL-BKK

29h 10m2 stops

11:55 am - 12:03 amBKK-STL

48h 08m2 stops

$981

Find Deal

Sun, Sep 28 - Sun, Oct 5

American Airlines flights from Missouri to Thailand

Our best American Airlines deals on Missouri to Thailand flight tickets

American Airlines

Sep 4

MCI7:00 amKansas City

28h 00m

2 stops

BKK11:00 pmBangkok Suvarnabhumi

Sep 25

BKK8:05 amBangkok Suvarnabhumi

26h 20m

2 stops

MCI10:25 pmKansas City

$790

Find similar

American Airlines

Sep 8

MCI5:32 amKansas City

29h 28m

2 stops

BKK11:00 pmBangkok Suvarnabhumi

Oct 7

BKK8:05 amBangkok Suvarnabhumi

26h 45m

2 stops

MCI10:50 pmKansas City

$865

Find similar

American Airlines

Oct 7

STL5:20 amLambert-St Louis

29h 40m

2 stops

BKK11:00 pmBangkok Suvarnabhumi

Oct 21

BKK8:05 amBangkok Suvarnabhumi

24h 48m

2 stops

STL8:53 pmLambert-St Louis

$915

Find similar

Delta flights from Missouri to Thailand

Our best Delta deals on Missouri to Thailand flight tickets

Delta

Sep 15

MCI7:55 amKansas City

29h 10m

2 stops

BKK1:05 amBangkok Suvarnabhumi

Sep 30

BKK9:40 pmBangkok Suvarnabhumi

37h 43m

2 stops

MCI11:23 pmKansas City

$878

Find similar

Delta

Sep 8

MCI6:40 amKansas City

30h 25m

2 stops

BKK1:05 amBangkok Suvarnabhumi

Sep 28

BKK2:35 amBangkok Suvarnabhumi

32h 48m

2 stops

MCI11:23 pmKansas City

$953

Find similar

Delta

Nov 1

SGF3:23 pmSpringfield-Branson

42h 07m

2 stops

BKK9:30 pmBangkok Suvarnabhumi

Nov 5

BKK11:15 pmBangkok Suvarnabhumi

35h 54m

2 stops

SGF10:09 pmSpringfield-Branson

$975

Find similar

Fly from

Fly to

Route

Depart

Return

Price

Kansas CityBangkok

MCI - BKK

MCIBKK

Kansas City

Thu 9/4

7:00 am-11:00 pm

2 stops28h 00m

Bangkok Suvarnabhumi

Thu 9/25

8:05 am-10:25 pm

2 stops26h 20m

$790

Kansas CityBangkok

MCI - BKK

MCIBKK

Kansas City

Mon 9/8

5:32 am-11:00 pm

2 stops29h 28m

Bangkok Suvarnabhumi

Tue 10/7

8:05 am-10:50 pm

2 stops26h 45m

$865

Kansas CityBangkok

MCI - BKK

MCIBKK

Kansas City

Mon 9/15

7:55 am-1:05 am

2 stops29h 10m

Bangkok Suvarnabhumi

Tue 9/30

9:40 pm-11:23 pm

2 stops37h 43m

$878

Kansas CityBangkok

MCI - BKK

MCIBKK

Kansas City

Tue 9/23

4:05 pm-11:10 pm

2 stops43h 05m

Bangkok Suvarnabhumi

Mon 9/29

1:20 am-3:10 pm

2 stops49h 50m

$885

Kansas CityBangkok

MCI - BKK

MCIBKK

Kansas City

Tue 10/28

8:00 am-6:30 am

2 stops34h 30m

Bangkok Suvarnabhumi

Tue 11/11

2:20 pm-2:21 pm

2 stops37h 01m

$886

Kansas CityBangkok

MCI - BKK

MCIBKK

Kansas City

Thu 9/4

7:30 am-4:35 am

2 stops33h 05m

Bangkok Suvarnabhumi

Thu 9/25

7:00 am-9:45 pm

3 stops26h 45m

$887

Kansas CityBangkok

MCI - BKK

MCIBKK

Kansas City

Mon 9/15

4:48 pm-4:35 am

2 stops47h 47m

Bangkok Suvarnabhumi

Tue 9/30

7:00 am-9:45 pm

3 stops26h 45m

$893

Kansas CityBangkok

MCI - BKK

MCIBKK

Kansas City

Tue 10/28

8:00 am-5:10 am

2 stops33h 10m

Bangkok Suvarnabhumi

Tue 11/11

2:20 pm-2:21 pm

2 stops37h 01m

$916

Kansas CityBangkok

MCI - BKK

MCIBKK

Kansas City

Mon 9/8

6:40 am-1:05 am

2 stops30h 25m

Bangkok Suvarnabhumi

Sun 9/28

2:35 am-11:23 pm

2 stops32h 48m

$953

St. LouisBangkok

STL - BKK

STLBKK

Lambert-St Louis

Sun 9/28

6:00 am-11:10 pm

2 stops29h 10m

Bangkok Suvarnabhumi

Sun 10/5

11:55 am-12:03 am

2 stops48h 08m

$981

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 $1,153. 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 $1,155.

What is the cheapest day to depart on your flight to Thailand?

The cheapest day to depart on your flight to Thailand is on a Monday when prices can be found for as low as $1,334. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Thailand is Thursday, with ticket prices averaging around $1,546.

What is the cheapest time of day to depart on your flight to Thailand?

Flying to Thailand from Missouri in the morning is the least expensive time of day to depart. momondo users have found prices as low as $1,339 when looking at flights departing in the morning. In contrast, the most expensive time of day to depart to Thailand is at noon when prices are around $1,754.

How far in advance should I book a flight 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 $1,330 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 $908 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

Direct flights	None

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

Search flight deals

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 September 2025, there are 10 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
Delta	PriceFrom $878	Free Cancellation	Rating 7.9 7,974 reviews	Search Delta flights
American Airlines	PriceFrom $879	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights
United Airlines	PriceFrom $897	Free Cancellation	Rating 7.4 8,936 reviews	Search United Airlines flights
Qatar Airways	PriceFrom $897	Free Cancellation	Rating 7.4 3,615 reviews	Search Qatar Airways flights
ANA	PriceFrom $915	Free Cancellation	Rating 8.4 945 reviews	Search ANA flights
Japan Airlines	PriceFrom $940	Free Cancellation	Rating 8.3 1,555 reviews	Search Japan Airlines flights
Korean Air	PriceFrom $995	Free Cancellation	Rating 8.4 1,135 reviews	Search Korean Air flights
Air Canada	PriceFrom $1,176	Free Cancellation	Rating 7.1 10,000 reviews	Search Air Canada flights
Cathay Pacific	PriceFrom $1,228	Free Cancellation	Rating 7.6 980 reviews	Search Cathay Pacific flights
Finnair	PriceFrom $1,289	Free Cancellation	Rating 7.6 1,321 reviews	Search Finnair 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.