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Cheap flights to St Louis City County

View €105 flight on Mon, 5 Oct 2026Opens in a new window

Popular airlines to St Louis City County

  • American Airlines

  • Delta

  • United

  • Southwest Airlines

  • Alaska Airlines

  • Frontier Airlines

  • Air Canada

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Cheap round-trip flights to St Louis City County

Prices were available within the past 7 days and start at €105 for one-way flights and €245 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Delta
American Airlines
American Airlines
American Airlines
American Airlines
United
American Airlines
Swiss International Air Lines
Lufthansa

Frequently asked questions

How do I find cheap flights to St Louis City County that have flexible change policies?
It's as easy as can be with Expedia. Firstly, type in your preferred travel dates and click on "Search." Next, check "No change fee" just below the "Flexible change policies" filter on the top left of your screen. Step 3. Snag your flexible and cheap airfare to St Louis City County.
Which airlines fly to St Louis City County?
Choose a seat with one of these airlines and the vibrant region of St Louis City County will be yours to explore:
  • Southwest Airlines - 2,214 flights to or near St Louis City 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 City 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 City County each month, including 650 flights to Lambert-St. Louis Intl. Airport (STL) per month.
How can I find cheap tickets to St Louis City County?
For an amazing deal to St Louis City County, book well ahead. Also use Expedia's "flexible dates" feature above your search results. This will list prices for the days around your travel dates. In the last seven days, €245 was the best price for a flight to St Louis City County.
How much is a flight to St Louis City County?
If you were journeying one way from Austin (AUS), you could've scored a cheap ticket for €105 in the last seven days. Return flights to St Louis City County ranged from only €245 to €679 over the same period.
What are the most popular airports to fly into in St Louis City County?
Start arranging your St Louis City County holiday by securing one of the 4,902 monthly flights to Lambert-St. Louis Intl. Airport (STL). This is the region's primary gateway.
How much is a plane ticket to St Louis City County?
In the last seven days, airfares to St Louis City County fluctuated between €245 and €679. Prices tend to go up over time, so pick up an awesome deal today.
What months are the cheapest to book a flight to St Louis City County?
The best month to score a great deal to St Louis City County is February, whereas the most expensive is December. Avoid this month if you're counting your pennies.

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About St Louis City County

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