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Cheap flights from St. Louis to Thailand from $790

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from St. Louis to Thailand departing on 5/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from St. Louis to Thailand

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from St. Louis to Thailand.
Delta Logo
8:55 am - 1:05 amSTL-BKK
28h 10m2 stops
Delta Logo
2:35 am - 8:06 amBKK-STL
41h 31m2 stops
$1,105Delta
Find Deal
Thu, Aug 28 - Tue, Sep 2
United Airlines Logo
8:15 am - 4:35 amSTL-BKK
32h 20m2 stops
United Airlines Logo
9:35 am - 7:27 pmBKK-STL
45h 52m2 stops
$1,112United Airlines
Find Deal
Thu, Aug 28 - Wed, Sep 3
Qatar Airways Logo
7:00 am - 7:50 amSTL-HKT
36h 50m2 stops
Qatar Airways Logo
9:05 am - 11:56 pmHKT-STL
50h 51m2 stops
$1,146Qatar Airways
Find Deal
Sun, Oct 19 - Sun, Oct 26
Qatar Airways Logo
7:00 am - 6:50 pmSTL-HKT
47h 50m2 stops
Qatar Airways Logo
8:20 am - 11:56 pmHKT-STL
51h 36m2 stops
$1,149Qatar Airways
Find Deal
Thu, Oct 16 - Tue, Oct 28
Japan Airlines Logo
8:26 am - 5:50 amSTL-BKK
57h 24m2 stops
Japan Airlines Logo
8:05 am - 10:53 pmBKK-STL
26h 48m2 stops
$1,150Japan Airlines
Find Deal
Wed, Oct 1 - Sat, Oct 25
Cathay Pacific Logo
6:52 am - 11:05 amSTL-BKK
40h 13m2 stops
Cathay Pacific Logo
11:00 am - 11:00 pmBKK-STL
24h 00m2 stops
$1,254Cathay Pacific
Find Deal
Mon, May 12 - Mon, Jun 9
United Airlines Logo
8:00 am - 4:35 amSTL-BKK
32h 35m2 stops
United Airlines Logo
9:35 am - 3:47 pmBKK-STL
42h 12m2 stops
$1,387United Airlines
Find Deal
Wed, Jul 23 - Sun, Aug 3
Cathay Pacific Logo
8:26 am - 11:50 pmSTL-BKK
27h 24m2 stops
Cathay Pacific Logo
7:00 pm - 7:08 pmBKK-STL
36h 08m2 stops
$1,389Cathay Pacific
Find Deal
Thu, Jul 17 - Mon, Jul 28
Delta Logo
8:55 am - 1:05 amSTL-BKK
28h 10m2 stops
Delta Logo
2:35 am - 8:06 amBKK-STL
41h 31m2 stops
$1,500Delta
Find Deal
Sat, Jul 26 - Sun, Aug 10
Japan Airlines Logo
6:30 am - 3:10 pmSTL-BKK
44h 40m2 stops
Japan Airlines Logo
8:05 am - 11:56 pmBKK-STL
27h 51m2 stops
$1,933Japan Airlines
Find Deal
Wed, Oct 1 - Sat, Oct 25

Japan Airlines flights from St. Louis to Thailand

Our best Japan Airlines deals on St. Louis to Thailand flight tickets
Japan Airlines
Oct 1
STL8:26 amLambert-St Louis
57h 24m
2 stops
BKK5:50 amBangkok Suvarnabhumi
Oct 25
BKK8:05 amBangkok Suvarnabhumi
26h 48m
2 stops
STL10:53 pmLambert-St Louis
Japan Airlines
Oct 1
STL6:30 amLambert-St Louis
44h 40m
2 stops
BKK3:10 pmBangkok Suvarnabhumi
Oct 25
BKK8:05 amBangkok Suvarnabhumi
27h 51m
2 stops
STL11:56 pmLambert-St Louis
Japan Airlines
Aug 4
STL7:00 amLambert-St Louis
28h 00m
2 stops
BKK11:00 pmBangkok Suvarnabhumi
Dec 2
BKK9:55 amBangkok Suvarnabhumi
27h 02m
2 stops
STL11:57 pmLambert-St Louis

Finnair flights from St. Louis to Thailand

Our best Finnair deals on St. Louis to Thailand flight tickets
Finnair
May 27
STL10:36 amLambert-St Louis
30h 54m
2 stops
BKK5:30 amBangkok Suvarnabhumi
Jul 10
BKK7:05 amBangkok Suvarnabhumi
28h 54m
2 stops
STL11:59 pmLambert-St Louis
Finnair
May 25
STL7:00 amLambert-St Louis
34h 30m
2 stops
BKK5:30 amBangkok Suvarnabhumi
Jul 9
BKK7:05 amBangkok Suvarnabhumi
28h 54m
2 stops
STL11:59 pmLambert-St Louis
Finnair
May 24
STL10:36 amLambert-St Louis
30h 54m
2 stops
BKK5:30 amBangkok Suvarnabhumi
Jul 10
BKK7:05 amBangkok Suvarnabhumi
28h 44m
2 stops
STL11:49 pmLambert-St Louis

See travel insights to Thailand from

How to get the cheapest flight ticket from St. Louis 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

What is the cheapest month to fly to Thailand?

The month of October is, on average, the cheapest month to fly to Thailand from St. Louis, with most prices found around $1,158. If you are unable to visit Thailand during the month of October, then departing from St. Louis during the month February is also very affordable. Most momondo users find prices during this month for around $1,182.

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 St. Louis 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 St. Louis when booking 25 weeks ahead of your departure date. In general, you can expect to find flights to Thailand for around $1,400 when searching 25 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Thailand from St. Louis for as low as $1,025 on momondo.

Cheap St. Louis to Thailand flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Thailand

Best Price Found

$790

Fastest flight time

25h 00m

Direct flights

None

Airports in Thailand

3 airports
The best one-way flight to Thailand from St. Louis in the past 72 hours is $790. The best round-trip flight deal from St. Louis to Thailand found on momondo in the last 72 hours is $1,105.
The fastest flight from St. Louis to Thailand takes 25h 00m
There are no direct flights from St. Louis to Thailand. Popular non-direct routes for this connection are Lambert-St Louis Airport - Bangkok Suvarnabhumi Airport and Lambert-St Louis Airport - Phuket City Airport.
There are 3 airports near Thailand: Phuket City (HKT), Bangkok Suvarnabhumi (BKK), Chiang Mai (CNX)

  • When did momondo last update prices for flights from Lambert-St Louis Airport to Thailand?

    Prices for flights from Lambert-St Louis Airport to Thailand are updated daily.

  • How many operators does momondo search for flights from Lambert-St Louis Airport to Thailand?

  • How old do you have to be to fly from Lambert-St Louis Airport to Thailand?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Lambert-St Louis Airport to Thailand.

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

    The travel and health documents you'll need for your trip to Thailand may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Thailand. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.


Best airlines flying from St. Louis to Thailand

Compare and see reviews for airlines that fly from St. Louis to Thailand with momondo
Airline
Rating
Free Cancellation
Price
Japan AirlinesPriceFrom $1,080Free CancellationRating
8.3
1,453 reviews
Search Japan Airlines flights
United AirlinesPriceFrom $1,113Free CancellationRating
7.4
8,685 reviews
Search United Airlines flights
American AirlinesPriceFrom $1,114Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
Turkish AirlinesPriceFrom $1,116Free CancellationRating
7.3
3,776 reviews
Search Turkish Airlines flights
ANAPriceFrom $1,128Free CancellationRating
8.3
852 reviews
Search ANA flights
DeltaPriceFrom $1,144Free CancellationRating
8.0
7,920 reviews
Search Delta flights
Qatar AirwaysPriceFrom $1,148Free CancellationRating
7.4
3,560 reviews
Search Qatar Airways flights
Air CanadaPriceFrom $1,176Free CancellationRating
7.0
9,198 reviews
Search Air Canada flights
Cathay PacificPriceFrom $1,238Free CancellationRating
7.5
850 reviews
Search Cathay Pacific flights
Korean AirPriceFrom $1,259Free CancellationRating
8.4
1,063 reviews
Search Korean Air flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Thailand?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from St. Louis to Thailand. momondo saves you time and could save you money on your trip.

Can I find flights from St. Louis to Thailand with flexible booking policies on momondo?

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

How can momondo help me find flights from St. Louis to Thailand?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Thailand.

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

Yes momondo offers price alerts on flights to Thailand from St. Louis. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.


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