Cheap flights to St. Louis County

Popular airlines to St. Louis County

  • Air Canada

    Air Canada

  • Delta

    Delta

  • United

    United

  • American Airlines

    American Airlines

  • KLM

    KLM

  • Lufthansa

    Lufthansa

  • Air France

    Air France

  • Plan, book, fly with confidence

  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 15% on select hotels after you book a flight*
  • payments icon
    Earn twice
    Earn your airline miles on top of our rewards
    Sign in

Popular cities in St. Louis County

St. Louis featuring interior views
FlightsFlights

St. Louis

St. Louis

Cheap round-trip flights to St. Louis County

Prices were available within the past 7 days and start at €43 for one-way flights and €80 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Thu, 7 Aug - Mon, 11 Aug
ORD
Chicago
STL
St. Louis
€80 Return, found 6 days ago
€80
Return
found 6 days ago
Select American Airlines flight, departing Thu, 7 Aug from Chicago to St. Louis, returning Mon, 11 Aug, priced at €80 found 6 days ago
United
Thu, 7 Aug - Mon, 11 Aug
ORD
Chicago
STL
St. Louis
€120 Return, found 6 days ago
€120
Return
found 6 days ago
Select United flight, departing Thu, 7 Aug from Chicago to St. Louis, returning Mon, 11 Aug, priced at €120 found 6 days ago
Southern Airways Express
Thu, 7 Aug - Mon, 11 Aug
ORD
Chicago
STL
St. Louis
€176 Return, found 6 days ago
€176
Return
found 6 days ago
Select Southern Airways Express flight, departing Thu, 7 Aug from Chicago to St. Louis, returning Mon, 11 Aug, priced at €176 found 6 days ago
Delta
Thu, 7 Aug - Mon, 11 Aug
ORD
Chicago
STL
St. Louis
€180 Return, found 6 days ago
€180
Return
found 6 days ago
Select Delta flight, departing Thu, 7 Aug from Chicago to St. Louis, returning Mon, 11 Aug, priced at €180 found 6 days ago
Air Canada
Thu, 11 Sep - Sat, 20 Sep
YKF
Kitchener
STL
St. Louis
€392 Return, found 11 hours ago
€392
Return
found 11 hours ago
Select Air Canada flight, departing Thu, 11 Sep from Kitchener to St. Louis, returning Sat, 20 Sep, priced at €392 found 11 hours ago
Air Canada
Thu, 11 Sep - Sat, 20 Sep
YHM
Hamilton
STL
St. Louis
€392 Return, found 11 hours ago
€392
Return
found 11 hours ago
Select Air Canada flight, departing Thu, 11 Sep from Hamilton to St. Louis, returning Sat, 20 Sep, priced at €392 found 11 hours ago
British Airways
Mon, 11 Aug - Sun, 17 Aug
CPH
Copenhagen
STL
St. Louis
€426 Return, found 16 hours ago
€426
Return
found 16 hours ago
Select British Airways flight, departing Mon, 11 Aug from Copenhagen to St. Louis, returning Sun, 17 Aug, priced at €426 found 16 hours ago
Air Canada
Fri, 15 Aug - Sun, 17 Aug
YTZ
Toronto
STL
St. Louis
€438 Return, found 22 hours ago
€438
Return
found 22 hours ago
Select Air Canada flight, departing Fri, 15 Aug from Toronto to St. Louis, returning Sun, 17 Aug, priced at €438 found 22 hours ago
Scandinavian Airlines
Thu, 23 Oct - Mon, 27 Oct
DUB
Dublin
STL
St. Louis
€527 Return, found 2 days ago
€527
Return
found 2 days ago
Select Scandinavian Airlines flight, departing Thu, 23 Oct from Dublin to St. Louis, returning Mon, 27 Oct, priced at €527 found 2 days ago
Austrian Airlines
Fri, 4 Jul - Fri, 18 Jul
FRA
Frankfurt
STL
St. Louis
€629 Return, found 17 hours ago
€629
Return
found 17 hours ago
Select Austrian Airlines flight, departing Fri, 4 Jul from Frankfurt to St. Louis, returning Fri, 18 Jul, priced at €629 found 17 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.

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.

Scandinavian Airlines
Thu, 23 Oct - Mon, 27 Oct
DUB
Dublin
STL
St. Louis
€527 Return, found 2 days ago
€527
Return
found 2 days ago
Select Scandinavian Airlines flight, departing Thu, 23 Oct from Dublin to St. Louis, returning Mon, 27 Oct, priced at €527 found 2 days ago
*Available to Expedia members.