Flights from Saint Louis (STL) starting at $ 137*
Fly from Saint Louis and get United's best fares
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Saint Louis (STL)to
Denver (DEN)06/17/26 - 06/23/26from$ 217Viewed: 18 hours agoRoundtripEconomy
Saint Louis (STL)to
Newark/New York (EWR)06/23/26 - 06/30/26from$ 293Viewed: 1 day agoRoundtripEconomy
Saint Louis (STL)to
Chicago (ORD)06/03/26 - 06/10/26from$ 137Viewed: 1 day agoRoundtripEconomy
Saint Louis (STL)to
Houston (IAH)06/03/26 - 06/04/26from$ 284Viewed: 1 hour agoRoundtripEconomy
Saint Louis (STL)to
San Francisco (SFO)10/21/26 - 10/24/26from$ 357Viewed: 6 hours agoRoundtripEconomy
Saint Louis (STL)to
Seattle (SEA)06/02/26 - 06/05/26from$ 279Viewed: 14 hours agoRoundtripEconomy
Saint Louis (STL)to
Honolulu (HNL)09/18/26 - 09/25/26from$ 585Viewed: 1 day agoRoundtripEconomy
Saint Louis (STL)to
Orlando (MCO)06/02/26 - 06/09/26from$ 214Viewed: 7 hours agoRoundtripEconomy
Saint Louis (STL)to
Las Vegas (LAS)05/30/26 - 06/03/26from$ 289Viewed: 14 hours agoRoundtripEconomy
Saint Louis (STL)to
Washington, D.C. (IAD)10/06/26 - 10/13/26from$ 267Viewed: 23 hours agoRoundtripEconomy
Saint Louis (STL)to
Los Angeles (LAX)05/30/26 - 06/02/26from$ 307Viewed: 14 hours agoRoundtripEconomy
Saint Louis (STL)to
Vancouver (YVR)06/10/26 - 06/17/26from$ 391Viewed: 8 hours agoRoundtripEconomy
Saint Louis (STL)to
Hong Kong (HKG)05/13/26 - 05/27/26from$ 1,426Viewed: 8 hours agoRoundtripEconomy
Saint Louis (STL)to
Calgary (YYC)06/09/26 - 06/16/26from$ 570Viewed: 8 hours agoRoundtripEconomy
Saint Louis (STL)to
Rapid City (RAP)06/03/26 - 06/10/26from$ 319Viewed: 14 hours agoRoundtripEconomy
Saint Louis (STL)to
Miami (MIA)06/02/26 - 06/09/26from$ 241Viewed: 14 hours agoRoundtripEconomy
Saint Louis (STL)to
San Diego (SAN)07/01/26 - 07/04/26from$ 237Viewed: 14 hours agoRoundtripEconomy
Saint Louis (STL)to
Rome (FCO)08/05/26 - 08/19/26from$ 817Viewed: 8 hours agoRoundtripEconomy
Saint Louis (STL)to
Boston (BOS)06/30/26 - 07/01/26from$ 357Viewed: 1 day agoRoundtripEconomy
Saint Louis (STL)to
Frankfurt (FRA)07/14/26 - 07/21/26from$ 1,235Viewed: 8 hours agoRoundtripEconomy
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.
United popular flights from Saint Louis (STL)
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From | To | Fare Type | Dates | Price |
|---|---|---|---|---|
| Saint Louis (STL) | Denver (DEN) | Roundtrip | Economy | 06/17/26 - 06/23/26 | from $ 217 Viewed: 18 hours ago |
| Saint Louis (STL) | Newark/New York (EWR) | Roundtrip | Economy | 06/30/26 - 07/08/26 | from $ 293 Viewed: 23 hours ago |
| Saint Louis (STL) | Chicago (ORD) | Roundtrip | Economy | 06/03/26 - 06/10/26 | from $ 137 Viewed: 1 day ago |
| Saint Louis (STL) | Houston (IAH) | Roundtrip | Economy | 06/03/26 - 06/04/26 | from $ 284 Viewed: 1 hour ago |
| Saint Louis (STL) | San Francisco (SFO) | Roundtrip | Economy | 10/21/26 - 10/24/26 | from $ 357 Viewed: 6 hours ago |
| Saint Louis (STL) | Seattle (SEA) | Roundtrip | Economy | 06/01/26 - 06/05/26 | from $ 279 Viewed: 14 hours ago |
| Saint Louis (STL) | Honolulu (HNL) | Roundtrip | Economy | 09/18/26 - 09/25/26 | from $ 585 Viewed: 1 day ago |
| Saint Louis (STL) | Orlando (MCO) | Roundtrip | Economy | 06/02/26 - 06/09/26 | from $ 214 Viewed: 7 hours ago |
*Prices have been available for round trips within the last 48 hours and may not be currently available. For Economy class, fares listed may be Basic Economy, which is our most restrictive fare option and subject to additional restrictions. Additional baggage charges and fees for other optional service may apply. Other terms and conditions may apply. Schedules are subject to change without notice.