Flights to St Louis
34 cities in 11 countries. In each country, prices we can stand behind come first, then the cheapest.
Departure cities with a recent price: 34
Recent prices: 96
Fares Aviasales flagged as unusually low
No fares flagged as unusually low in the last two days.
When these trips depart
Every price counted here was found on or after 13 Oct.
Return
October 2026: 1 city with a price listed here, from $627
Cancun · 22 Oct – 29 Oct · found 4 days ago · See prices for these dates
November 2026: 7 cities with a price listed here, from $168
Ontario · 6 Nov – 9 Nov · found 4 days ago · See prices for these dates
December 2026: 8 cities with a price listed here, from $181
Austin · 30 Dec – 5 Jan 2027 · found 6 days ago · See prices for these dates
March 2027: 1 city with a price listed here, from $493
San Pedro Sula · 10 Mar 2027 – 10 Apr 2027 · found 5 days ago · See prices for these dates
May 2027: 2 cities with a price listed here, from $547
Reykjavik · 14 May 2027 – 16 May 2027 · found 3 days ago · See prices for these dates
One-way
October 2026: 4 cities with a price listed here, from $104
Seattle · 21 Oct · found 4 days ago · Open this trip
November 2026: 5 cities with a price listed here, from $56
Chicago · 7 Nov · found 6 days ago · Open this trip
December 2026: 4 cities with a price listed here, from $88
Ontario · 4 Dec · found 6 days ago · Open this trip
January 2027: 4 cities with a price listed here, from $146
New York · 14 Jan 2027 · found 4 days ago · Open this trip
February 2027: 1 city with a price listed here, from $216
San Juan · 14 Feb 2027 · found yesterday · Open this trip
March 2027: 1 city with a price listed here, from $270
Mexico City · 17 Mar 2027 · found 2 days ago · Open this trip
May 2027: 1 city with a price listed here, from $532
Reykjavik · 14 May 2027 · found 3 days ago · Open this trip
June 2027: 1 city with a price listed here, from $301
Montego Bay · 16 Jun 2027 · found 2 days ago · Open this trip
Everywhere, by country
1 traveler · Economy
| City | From | Trip | Dates | Airports | Stops | Airline | Found | |
|---|---|---|---|---|---|---|---|---|
| United States | ||||||||
| Chicago | $56 | one-way | 7 Nov | MDW → STL | nonstop | Southwest Airlines | found 6 days ago | Open this trip |
| Atlanta | $63 | one-way | 5 Nov | ATL → STL | nonstop | Southwest Airlines | found 6 days ago | Open this trip |
| Nashville | $76 | one-way | 26 Nov | BNA → STL | 1 stop | Southern Airways Express | found 2 days ago | Open this trip |
| Ontario | $88 | one-way | 4 Dec | ONT → STL | 1 stop | Frontier Airlines | found 6 days ago | Open this trip |
| Seattle | $104 | one-way | 21 Oct | SEA → STL | 1 stop | American Airlines | found 4 days ago | Open this trip |
| Raleigh | $111 | one-way | 6 Nov | RDU → STL | 1 stop | Frontier Airlines | found 4 days ago | Open this trip |
| Pittsburgh | $133 | one-way | 13 Dec | PIT → STL | 1 stop | Frontier Airlines | found 2 days ago | Open this trip |
| Kansas City | $146 | one-way | 27 Oct | MCI → STL | 1 stop | Frontier Airlines | found 2 days ago | Open this trip |
| New York | $146 | one-way | 14 Jan 2027 | LGA → STL | nonstop | Southwest Airlines | found 4 days ago | Open this trip |
| New Orleans | $151 | one-way | 4 Jan 2027 | MSY → STL | 1 stop | Frontier Airlines | found 4 days ago | Open this trip |
| Baltimore | $156 | one-way | 21 Jan 2027 | BWI → STL | 1 stop | American Airlines | found 3 days ago | Open this trip |
| Los Angeles | $170 | one-way | 4 Dec | BUR → STL | 2 stops | Alaska Airlines | found 6 days ago | Open this trip |
| Long Beach | $217 | one-way | 4 Dec | LGB → STL | 1 stop | Southwest Airlines | found 6 days ago | Open this trip |
| Springfield | $273 | one-way | 10 Nov | SGF → STL | 2 stops | Allegiant Air | found 5 days ago | Open this trip |
| Manchester | $394 | one-way | 25 Oct | MHT → STL | 1 stop | American Airlines | found 4 days ago | Open this trip |
| Rock Springs | $491 | one-way | 23 Oct | RKS → STL | 1 stop | United Airlines | found 6 days ago | Open this trip |
| Fort Lauderdale | $179 | return | 18 Nov – 2 Dec | FLL → STL | out 1 stop, back 1 stop | Frontier Airlines | found 3 days ago | See prices for these dates |
| Miami | $182 | return | 18 Nov – 2 Dec | MIA → STL | out 1 stop, back 1 stop | Frontier Airlines | found 3 days ago | See prices for these dates |
| Ontario | $168 | return | 6 Nov – 9 Nov | ONT → STL | out 1 stop, back 1 stop | Frontier Airlines | found 4 days ago | See prices for these dates |
| Austin | $181 | return | 30 Dec – 5 Jan 2027 | AUS → STL | out nonstop, back nonstop | Southwest Airlines | found 6 days ago | See prices for these dates |
| Atlanta | $204 | return | 5 Nov – 8 Nov | ATL → STL | out nonstop, back nonstop | Southwest Airlines | found 6 days ago | See prices for these dates |
| Dallas | $214 | return | 26 Nov – 29 Nov | DFW → STL | out 1 stop, back nonstop | Frontier Airlines | found 5 days ago | See prices for these dates |
| New York | $287 | return | 12 Dec – 15 Jan 2027 | LGA → STL | out nonstop, back nonstop | Southwest Airlines | found 6 days ago | See prices for these dates |
| Seattle | $310 | return | 13 Dec – 22 Dec | SEA → STL | out 1 stop, back 1 stop | Southwest Airlines | found 4 days ago | See prices for these dates |
| Los Angeles | $425 | return | 6 Nov – 9 Nov | BUR → STL | out 1 stop, back 1 stop | Southwest Airlines | found 4 days ago | See prices for these dates |
| Newburgh | $442 | return | 12 Dec – 15 Jan 2027 | SWF → STL | out 3 stops, back 1 stop | Breeze Airways | found 6 days ago | See prices for these dates |
| Puerto Rico | ||||||||
| San Juan | $216 | one-way | 14 Feb 2027 | SJU → STL | 1 stop | American Airlines | found yesterday | Open this trip |
| Aguadilla | $357 | one-way | 5 Jan 2027 | BQN → STL | 2 stops | Frontier Airlines | found 6 days ago | Open this trip |
| Mexico | ||||||||
| Mexico City | $270 | one-way | 17 Mar 2027 | MEX → STL | 1 stop | Volaris | found 2 days ago | Open this trip |
| Cancun | $627 | return | 22 Oct – 29 Oct | CUN → STL | out 1 stop, back nonstop | Air Canada | found 4 days ago | See prices for these dates |
| Jamaica | ||||||||
| Montego Bay | $301 | one-way | 16 Jun 2027 | MBJ → STL | 1 stop | United Airlines | found 2 days ago | Open this trip |
| Iceland | ||||||||
| Reykjavik | $532 | one-way | 14 May 2027 | KEF → STL | nonstop | Icelandair | found 3 days ago | Open this trip |
| Reykjavik | $547 | return | 14 May 2027 – 16 May 2027 | KEF → STL | out nonstop, back nonstop | Icelandair | found 3 days ago | See prices for these dates |
| United Kingdom | ||||||||
| London | $691 | return | 14 May 2027 – 16 May 2027 | LHR → STL | out 1 stop, back 1 stop | Icelandair | found 3 days ago | See prices for these dates |
| Honduras | ||||||||
| San Pedro Sula | $493 | return | 10 Mar 2027 – 10 Apr 2027 | SAP → STL | out 1 stop, back 1 stop | American Airlines | found 5 days ago | See prices for these dates |
| Germany | ||||||||
| Munich | $758 | return | 11 Dec – 23 Dec | MUC → STL | out 1 stop, back 1 stop | American Airlines | found 5 days ago | See prices for these dates |
| Berlin | $780 | return | 11 Dec – 21 Dec | BER → STL | out 2 stops, back 2 stops | British Airways | found 5 days ago | See prices for these dates |
| Italy | ||||||||
| Rome | $963 | return | 11 Dec – 21 Dec | FCO → STL | out 1 stop, back 1 stop | KLM | found 5 days ago | See prices for these dates |
| Switzerland | ||||||||
| Zurich | $965 | return | 11 Dec – 21 Dec | ZRH → STL | out 2 stops, back 2 stops | Aer Lingus | found 5 days ago | See prices for these dates |
| Russia | ||||||||
| Kaliningrad | $1,627 | return | 22 Nov – 7 Dec | KGD → STL | out 4 stops, back 4 stops | Aeroflot | found 4 days ago | See prices for these dates |
Prices are what travelers' searches on Aviasales found in the last 7 days, in US dollars: the price the seller showed on Aviasales; bags may cost extra. Fares change, so check today's price before you book. How our prices work