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Cheap Flights to St. Louis County from ₩90,400

View ₩90,400 flight on Tue, Jul 28, 2026Opens in a new window

Popular airlines to St. Louis County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Alaska Airlines

  • Frontier Airlines

  • Air Canada

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How much is the cheapest flight to St. Louis County?

Prices were available within the past 7 days and start at ₩90,400 for one-way flights and ₩180,700 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Tue, Jul 28 - Tue, Aug 4
ATL
Atlanta
STL
St. Louis
₩180,700 Roundtrip, found 1 day ago
₩180,700
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, Jul 28 from Atlanta to St. Louis, returning Tue, Aug 4, priced at ₩180,700 found 1 day ago
American Airlines
Tue, Jul 28 - Tue, Aug 4
ATL
Atlanta
STL
St. Louis
₩411,800 Roundtrip, found 1 day ago
₩411,800
Roundtrip
found 1 day ago
Select American Airlines flight, departing Tue, Jul 28 from Atlanta to St. Louis, returning Tue, Aug 4, priced at ₩411,800 found 1 day ago
United
Tue, Jul 28 - Tue, Aug 4
ATL
Atlanta
STL
St. Louis
₩411,800 Roundtrip, found 1 day ago
₩411,800
Roundtrip
found 1 day ago
Select United flight, departing Tue, Jul 28 from Atlanta to St. Louis, returning Tue, Aug 4, priced at ₩411,800 found 1 day ago
Delta
Tue, Aug 11 - Sat, Aug 22
LGA
New York
STL
St. Louis
₩450,100 Roundtrip, found 2 days ago
₩450,100
Roundtrip
found 2 days ago
Select Delta flight, departing Tue, Aug 11 from New York to St. Louis, returning Sat, Aug 22, priced at ₩450,100 found 2 days ago
Delta
Wed, Aug 12 - Wed, Aug 19
JFK
New York
STL
St. Louis
₩479,800 Roundtrip, found 7 hours ago
₩479,800
Roundtrip
found 7 hours ago
Select Delta flight, departing Wed, Aug 12 from New York to St. Louis, returning Wed, Aug 19, priced at ₩479,800 found 7 hours ago
Delta
Wed, Aug 12 - Sun, Aug 16
LAX
Los Angeles
STL
St. Louis
₩661,100 Roundtrip, found 6 days ago
₩661,100
Roundtrip
found 6 days ago
Select Delta flight, departing Wed, Aug 12 from Los Angeles to St. Louis, returning Sun, Aug 16, priced at ₩661,100 found 6 days ago
American Airlines
Mon, Jun 29 - Sun, Jul 5
LHR
London
STL
St. Louis
₩1,443,700 Roundtrip, found 6 days ago
₩1,443,700
Roundtrip
found 6 days ago
Select American Airlines flight, departing Mon, Jun 29 from London to St. Louis, returning Sun, Jul 5, priced at ₩1,443,700 found 6 days ago
Iberia
Mon, Jun 29 - Sun, Jul 5
LHR
London
STL
St. Louis
₩1,496,600 Roundtrip, found 6 days ago
₩1,496,600
Roundtrip
found 6 days ago
Select Iberia flight, departing Mon, Jun 29 from London to St. Louis, returning Sun, Jul 5, priced at ₩1,496,600 found 6 days ago
British Airways
Mon, Jun 29 - Sun, Jul 5
LHR
London
STL
St. Louis
₩1,496,600 Roundtrip, found 6 days ago
₩1,496,600
Roundtrip
found 6 days ago
Select British Airways flight, departing Mon, Jun 29 from London to St. Louis, returning Sun, Jul 5, priced at ₩1,496,600 found 6 days ago
Finnair
Mon, Jun 29 - Sun, Jul 5
LHR
London
STL
St. Louis
₩1,514,800 Roundtrip, found 6 days ago
₩1,514,800
Roundtrip
found 6 days ago
Select Finnair flight, departing Mon, Jun 29 from London to St. Louis, returning Sun, Jul 5, priced at ₩1,514,800 found 6 days ago

Trending flights to St. Louis County

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

American Airlines
Fri, Sep 11 - Wed, Nov 11
ICN
Seoul
STL
St. Louis
₩1,915,200 Roundtrip, found 6 days ago
₩1,915,200
Roundtrip
found 6 days ago
Select American Airlines flight, departing Fri, Sep 11 from Seoul to St. Louis, returning Wed, Nov 11, priced at ₩1,915,200 found 6 days ago

Frequently asked questions

How do I find cheap flights to St. Louis County that have flexible change policies?
When it comes to traveling 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, ₩180,700 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 ₩180,700 and ₩1,915,200. Many lucky vacationers nabbed one-way flights from Atlanta (ATL) for as low as ₩90,400.
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.
When is the cheapest time to fly to St. Louis County?
Leave for St. Louis County earlier in the week and you'll usually be rewarded with lower-priced fares. Tuesday is generally the cheapest day to jump on a plane, with Monday a close second. If you'd like to avoid the most expensive flights, stay away from Saturdays.
How much is a plane ticket to St. Louis County?
In the last seven days, flights to St. Louis County cost between ₩180,700 and ₩1,915,200. 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.

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About St. Louis County

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About St. Louis County
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