Flight tickets from Bangkok to St Louis

Compare Bangkok to St Louis flight deals

Find the cheapest month or even day of the year to fly to St Louis

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Flight deals from Bangkok to St Louis Airport

Looking for a cheap last-minute deal or the best return flight from Bangkok to St Louis Airport? If you want to travel next month, return fares start from ₹ 114,916. Find the lowest prices on one-way and return tickets right here.

Find the cheapest month to fly from Bangkok to St Louis

We’re always keeping an eye on fares, so you can find the best one in seconds. It looks like Bangkok to St Louis flights are currently cheapest in May.

Bangkok to St Louis: Alternative routes

Compare routes from Bangkok to St Louis below. You may find an airport to fly into that's cheaper, faster, or easier than St Louis.

Bangkok to St Louis: Flight information

The things to know before you go.
Cheapest flight found₹ 53,146
Cheapest month to flyMay

Finding cheap flights from Bangkok to St Louis: Frequently asked questions

The best price we found for a return flight from Bangkok to St Louis is ₹ 94,504. This is an estimate based on information collected from different airlines and travel providers over the last 4 days and is subject to change and availability.
Currently, there are no airlines that fly direct from Bangkok to St Louis. But we found flights with one stop from ₹ 94,504.
As of March 2026, there are no flights flying from Bangkok to St Louis.
The cheapest month to fly from Bangkok to St Louis is usually May.
After crunching the numbers on our flight calendar, we found that it is currently cheapest to fly from Bangkok to St Louis Airport on Wednesday, 20 May 2026.
No airlines currently offer direct flights between Bangkok and St Louis Airport. Most routes have one or more stops.
We show every price from over 1,200 airlines and travel agents, comparing them all so you don’t have to. If you know you want to fly to St Louis but you’re not ready to book, set up a Price Alert. We’ll track prices for you, and let you know when they rise or fall.
We crunched all the numbers in our flight calendar and it looks like the cheapest time to book a flight to St Louis is around 40 days in advance, so don’t leave your flight to the last minute.
The cheapest airline that flies to St Louis is Delta .

Travelling from Bangkok to Lambert-St. Louis International Airport (STL): What you need to know

  • There are a couple of airports you can fly out of in Bangkok. Check out your options departing from Suvarnabhumi Airport (BKK) or Don Mueang International Airport (DMK) when booking your flight from Bangkok to Lambert-St. Louis International Airport (STL).

  • Lambert-St. Louis International Airport is located in St Louis. The city follows the UTC-5 timezone and is 12 hours behind Bangkok.

  • Arriving two hours before an international flight and one hour ahead of a domestic departure are travel rules worth sticking to. Be at the airport with enough time to catch your flight from Bangkok to STL.

  • If you're jetting off during a major holiday or other peak period, give yourself more time. Arrive two hours ahead of domestic flights and up to four hours before international departures. Lines at check-in and security will be longer.

Airports in Bangkok

Suvarnabhumi Airport (BKK)

  • Stopovers are a great opportunity to explore a new place or just have a break during your travels. When searching for a cheap flight from Bangkok to STL, uncheck 'Direct flights only' to explore all potential stops. Frankfurt Airport (FRA) is one option when departing from Suvarnabhumi Airport (BKK).

  • BKK is about 32 kilometres from central Bangkok. If you're ride-sharing, catching a cab or driving from the centre, it'll take you 35 minutes or so to get there, depending on traffic. If you're planning to take public transport, expect the journey time to be around 1 hour 5 minutes.

  • Planning to catch an early flight from Bangkok to Lambert-St. Louis International Airport? Avoid the mad dash to the terminal (and get a little more snooze time) by picking one of these hotels near Suvarnabhumi Airport:

  • Of all flights departing from Suvarnabhumi Airport, 67.87% land on schedule at their destination.

Don Mueang International Airport (DMK)

  • DMK is around 27 kilometres from central Bangkok. It takes 30 minutes or so to get to the airport driving from the city centre. Public transport takes roughly 1 hour 5 minutes.

  • Got a crack-of-dawn departure? Think about checking in to one of these accommodation options near Don Mueang International Airport the day before your Bangkok to STL flight:

  • When it comes to flight punctuality, Don Mueang International Airport has an on-time arrival rate of 66.48%.

About Lambert-St. Louis International Airport (STL)

Getting from Lambert-St. Louis International Airport (STL) to central St Louis

  • Lambert-St. Louis International Airport to the centre of St Louis is about 16 kilometres. If you're renting a car or taking a cab, plan ahead to make your trip as easy as possible. Journey times may vary depending on the time of day and traffic conditions.

  • When travelling by public transport, expect a journey of roughly 35 minutes.

How to find the cheapest flights from Bangkok to Lambert-St. Louis International Airport (STL)

  • ₹ 53,146 is currently the lowest price for a one-way ticket from Bangkok to Lambert-St. Louis International Airport. A return flight starts from ₹ 94,504. These fares can change based on availability and demand.

  • Booking in advance is often the key to scoring a cheap flight from Bangkok to STL. Airlines adjust prices based on demand, so the closer your departure date, the more it could cost you.

  • The 'Whole month' tool shows you the cheapest Bangkok to Lambert-St. Louis International Airport tickets across each month. It's a good way to find a bargain if your plans aren't set in stone.

  • Locking in a cheap flight ticket from Bangkok to STL is a breeze with Price Alerts. All you need to do is set up one of these automatic alerts and we'll notify you as soon as the price has dropped.

  • Tailor your flights using filters. Pick your arrival and departure times, total journey duration and airlines. You can also sort your results by 'Cheapest,' 'Best' or 'Fastest' flights from Bangkok to Lambert-St. Louis International Airport.

The best time to fly from Bangkok to Lambert-St. Louis International Airport (STL)

  • April is the quietest month for flights from Bangkok to Lambert-St. Louis International Airport (STL), while July is the busiest. Pick the ideal time to go to St Louis based on whether you like a bustling atmosphere or a more laid-back vibe.

  • When booking your Bangkok to STL flight ticket, consider the type of weather you enjoy. July is the warmest month in St Louis, with temperatures ranging from 17ºC to 33ºC.

  • Search for cheap tickets from Bangkok to Lambert-St. Louis International Airport in January if you'd rather travel when it's cooler. Temperatures are at their lowest then, ranging between -8ºC and 7ºC.

More about St Louis

Explore more of the United States

  • You've seen St Louis, now it's time to explore other parts of the United States. Travel around 257 kilometres east to Evansville to check off its leading sights. From Mesker Park Zoo to Riverfront Park and Evansville Zoological Society, your itinerary will be busy.

  • If you're eager to discover another major destination in the United States, head for Columbia, about 177 kilometres west of St Louis. Sentinel Park, Museum of Art and Archaeology and Bur Oak Brewing Company are key reasons to visit.

Prices shown on this page are estimated lowest prices only. Found in the last 45 days.