Cheap flights to St Louis City County

View €77 flight on Sat, 10 Jan 2026Opens in a new window

Popular airlines to St Louis City 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 City County

Prices were available within the past 7 days and start at €77 for one-way flights and €148 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 8 Jan - Mon, 12 Jan
ORD
Chicago
STL
St. Louis
€148 Return, found 1 day ago
€148
Return
found 1 day ago
Select American Airlines flight, departing Thu, 8 Jan from Chicago to St. Louis, returning Mon, 12 Jan, priced at €148 found 1 day ago
Delta
Thu, 8 Jan - Mon, 12 Jan
ORD
Chicago
STL
St. Louis
€158 Return, found 1 day ago
€158
Return
found 1 day ago
Select Delta flight, departing Thu, 8 Jan from Chicago to St. Louis, returning Mon, 12 Jan, priced at €158 found 1 day ago
American Airlines
Thu, 8 Jan - Mon, 12 Jan
PIT
Pittsburgh
STL
St. Louis
€165 Return, found 15 hours ago
€165
Return
found 15 hours ago
Select American Airlines flight, departing Thu, 8 Jan from Pittsburgh to St. Louis, returning Mon, 12 Jan, priced at €165 found 15 hours ago
Delta
Thu, 8 Jan - Mon, 12 Jan
MDW
Chicago
STL
St. Louis
€165 Return, found 1 day ago
€165
Return
found 1 day ago
Select Delta flight, departing Thu, 8 Jan from Chicago to St. Louis, returning Mon, 12 Jan, priced at €165 found 1 day ago
Delta
Thu, 8 Jan - Mon, 12 Jan
ORD
Chicago
STL
St. Louis
€165 Return, found 1 day ago
€165
Return
found 1 day ago
Select Delta flight, departing Thu, 8 Jan from Chicago to St. Louis, returning Mon, 12 Jan, priced at €165 found 1 day ago
Delta
Sat, 10 Jan - Mon, 12 Jan
DEN
Denver
STL
St. Louis
€169 Return, found 1 day ago
€169
Return
found 1 day ago
Select Delta flight, departing Sat, 10 Jan from Denver to St. Louis, returning Mon, 12 Jan, priced at €169 found 1 day ago
Delta
Sat, 10 Jan - Mon, 12 Jan
DEN
Denver
STL
St. Louis
€170 Return, found 1 day ago
€170
Return
found 1 day ago
Select Delta flight, departing Sat, 10 Jan from Denver to St. Louis, returning Mon, 12 Jan, priced at €170 found 1 day ago
United
Thu, 8 Jan - Mon, 12 Jan
ORD
Chicago
STL
St. Louis
€174 Return, found 1 day ago
€174
Return
found 1 day ago
Select United flight, departing Thu, 8 Jan from Chicago to St. Louis, returning Mon, 12 Jan, priced at €174 found 1 day ago
Aer Lingus
Wed, 29 Apr - Wed, 13 May
DUB
Dublin
STL
St. Louis
€731 Return, found 4 days ago
€731
Return
found 4 days ago
Select Aer Lingus flight, departing Wed, 29 Apr from Dublin to St. Louis, returning Wed, 13 May, priced at €731 found 4 days ago
Lufthansa
Fri, 23 Jan - Thu, 5 Feb
DUB
Dublin
STL
St. Louis
€812 Return, found 1 day ago
€812
Return
found 1 day ago
Select Lufthansa flight, departing Fri, 23 Jan from Dublin to St. Louis, returning Thu, 5 Feb, priced at €812 found 1 day ago

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.

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, €148 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 Denver (DEN), you could've scored a cheap ticket for €77 in the last seven days. Return flights to St Louis City County ranged from only €148 to €812 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 €148 and €812. 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.

Trending flights to St Louis City 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.

Aer Lingus
Wed, 29 Apr - Wed, 13 May
DUB
Dublin
STL
St. Louis
€731 Return, found 4 days ago
€731
Return
found 4 days ago
Select Aer Lingus flight, departing Wed, 29 Apr from Dublin to St. Louis, returning Wed, 13 May, priced at €731 found 4 days ago
*Available to Expedia members.