Flight Destinations in St. Louis County

View ฿20,035 flight on Mon, 11 May 2026Opens in a new window

Popular airlines to St. Louis County

  • American Airlines

    American Airlines

  • Delta

    Delta

  • United

    United

  • Southwest Airlines

    Southwest Airlines

  • Frontier Airlines

    Frontier Airlines

  • Alaska Airlines

    Alaska Airlines

  • Air Canada

    Air Canada

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Cheap round-trip flights to St. Louis County

Prices were available within the past 7 days and start at ฿20,035 for one-way flights and ฿32,475 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

EVA Airways
Thu, 26 Mar - Fri, 17 Apr
BKK
Bangkok
STL
St. Louis
฿32,475 Return, found 18 hours ago
฿32,475
Return
found 18 hours ago
Select EVA Airways flight, departing Thu, 26 Mar from Bangkok to St. Louis, returning Fri, 17 Apr, priced at ฿32,475 found 18 hours ago
EVA Airways
Mon, 2 Feb - Tue, 7 Jul
BKK
Bangkok
STL
St. Louis
฿32,560 Return, found 4 days ago
฿32,560
Return
found 4 days ago
Select EVA Airways flight, departing Mon, 2 Feb from Bangkok to St. Louis, returning Tue, 7 Jul, priced at ฿32,560 found 4 days ago
Delta
Thu, 12 Mar - Mon, 23 Mar
BKK
Bangkok
STL
St. Louis
฿33,405 Return, found 12 hours ago
฿33,405
Return
found 12 hours ago
Select Delta flight, departing Thu, 12 Mar from Bangkok to St. Louis, returning Mon, 23 Mar, priced at ฿33,405 found 12 hours ago
Delta
Mon, 9 Feb - Tue, 17 Feb
BKK
Bangkok
STL
St. Louis
฿33,480 Return, found 4 days ago
฿33,480
Return
found 4 days ago
Select Delta flight, departing Mon, 9 Feb from Bangkok to St. Louis, returning Tue, 17 Feb, priced at ฿33,480 found 4 days ago
Japan Airlines
Wed, 28 Jan - Sun, 8 Feb
BKK
Bangkok
STL
St. Louis
฿33,945 Return, found 12 hours ago
฿33,945
Return
found 12 hours ago
Select Japan Airlines flight, departing Wed, 28 Jan from Bangkok to St. Louis, returning Sun, 8 Feb, priced at ฿33,945 found 12 hours ago
Japan Airlines
Tue, 27 Jan - Sun, 8 Feb
BKK
Bangkok
STL
St. Louis
฿34,045 Return, found 12 hours ago
฿34,045
Return
found 12 hours ago
Select Japan Airlines flight, departing Tue, 27 Jan from Bangkok to St. Louis, returning Sun, 8 Feb, priced at ฿34,045 found 12 hours ago
Japan Airlines
Mon, 16 Mar - Sun, 5 Apr
BKK
Bangkok
STL
St. Louis
฿34,140 Return, found 12 hours ago
฿34,140
Return
found 12 hours ago
Select Japan Airlines flight, departing Mon, 16 Mar from Bangkok to St. Louis, returning Sun, 5 Apr, priced at ฿34,140 found 12 hours ago
Japan Airlines
Wed, 22 Apr - Wed, 6 May
BKK
Bangkok
STL
St. Louis
฿34,235 Return, found 12 hours ago
฿34,235
Return
found 12 hours ago
Select Japan Airlines flight, departing Wed, 22 Apr from Bangkok to St. Louis, returning Wed, 6 May, priced at ฿34,235 found 12 hours ago
Air Canada
Wed, 26 Aug - Sun, 13 Sept
BKK
Bangkok
STL
St. Louis
฿35,615 Return, found 1 day ago
฿35,615
Return
found 1 day ago
Select Air Canada flight, departing Wed, 26 Aug from Bangkok to St. Louis, returning Sun, 13 Sept, priced at ฿35,615 found 1 day ago
Cathay Pacific
Fri, 13 Mar - Wed, 25 Mar
BKK
Bangkok
STL
St. Louis
฿37,025 Return, found 12 hours ago
฿37,025
Return
found 12 hours ago
Select Cathay Pacific flight, departing Fri, 13 Mar from Bangkok to St. Louis, returning Wed, 25 Mar, priced at ฿37,025 found 12 hours ago

About St. Louis County

Expedia offers flights to St. Louis County to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to St. Louis County or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to St. Louis County that have flexible change policies?
When it comes to travelling these days, flexibility is key. That's why we have a "No change fee" search function to help you track down cheap and flexible flights to St. Louis County. It's near the top left of your screen directly underneath the "Flexible change policies" heading.
Which airlines fly to St. Louis County?
When you're ready to lock in your seat to or near St. Louis County, these leading airlines are waiting to welcome you aboard:

  • Southwest Airlines - 2,214 flights to or near St. Louis County each month, including 2,214 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • American Airlines - 789 flights to or near St. Louis County each month, including 789 flights to Lambert-St. Louis Intl. Airport (STL) per month.
  • Delta Air Lines - 650 flights to or near St. Louis County each month, including 650 flights to Lambert-St. Louis Intl. Airport (STL) per month.

How can I find cheap tickets to St. Louis County?
An excellent strategy for scoring cheap fares is to be flexible with your travel dates. Begin with searching for your flight to St. Louis County, then click on the "flexible dates" box to see prices for nearby days. Want another good tip? Book ahead of time. To give you an idea of costs, ฿32,475 was the best price for a flight to St. Louis County in the last seven days.
How much is a flight to St. Louis County?
There were plenty of budget-friendly fares up for grabs in the last seven days, with the price of a return ticket to St. Louis County ranging between ฿32,475 and ฿37,025. Many lucky holiday makers nabbed one-way flights from Bangkok (BKK) for as low as ฿20,035.
What are the most popular airports to fly into in St. Louis County?
The principal gateway to St. Louis County, around 4,902 flights taxi into Lambert-St. Louis Intl. Airport (STL) each month. Search for an amazing deal, lock in your fare and get set to explore this fantastic region.
How much is a plane ticket to St. Louis County?
In the last seven days, flights to St. Louis County cost between ฿32,475 and ฿37,025. Prices depend on a number of things, particularly the departure time, airline, cabin class and how early you make your booking.
What months are the cheapest to book a flight to St. Louis County?
Reserve your ticket in February to enjoy the lowest-priced flights to St. Louis County. The festive month of December is usually the most expensive time to purchase an airfare.

Trending flights to St. Louis County

These prices were available within the past 7 days. Prices quoted are per person, return, for the period specified. Prices and availability are subject to change. Additional terms apply.

EVA Airways
Thu, 26 Mar - Fri, 17 Apr
BKK
Bangkok
STL
St. Louis
฿32,475 Return, found 18 hours ago
฿32,475
Return
found 18 hours ago
Select EVA Airways flight, departing Thu, 26 Mar from Bangkok to St. Louis, returning Fri, 17 Apr, priced at ฿32,475 found 18 hours ago
*Available to Expedia members.