| Outbound | Return | Airlines | Shop | Baggage | Price | ||
|---|---|---|---|---|---|---|---|
| St. Louis Phoenix - Sky Harbor | Outbound 09/04/25 direct AA0590 03h 12min | Return 09/28/25 1 Stopover (ORD) AA1148, AA6428 10h 23min |  American Airlines |  | ? | $255 found 3 days ago | |
| Best option St. Louis Phoenix - Sky Harbor | Outbound 07/25/25 direct AA2574 03h 15min | Return 08/17/25 direct AA0890 02h 58min | American Airlines | | ? | $389 | |
| St. Louis Phoenix - Sky Harbor | Outbound 09/04/25 1 Stopover (DTW) NK3897, NK3910 07h 27min | Return 09/28/25 1 Stopover (DEN) F91820, F93302 12h 42min |  Spirit Airlines |  | $284 found 3 days ago | ||
| St. Louis Phoenix - Sky Harbor | Outbound 09/04/25 1 Stopover (DTW) NK3897, NK3910 07h 27min | Return 09/28/25 1 Stopover (DEN) F91820, F93302 12h 42min | Spirit Airlines |  | $297 found 3 days ago | ||
| St. Louis Phoenix - Sky Harbor | Outbound 09/04/25 1 Stopover (DEN) UA2625, UA2249 05h 23min | Return 09/28/25 1 Stopover (SFO) UA2051, UA0336 07h 32min |  United Airlines |  | ? | $303 found 3 days ago | |
| St. Louis Phoenix - Sky Harbor | Outbound 09/04/25 1 Stopover (DTW) NK3897, NK3910 07h 27min | Return 09/28/25 1 Stopover (LAS) F93983, F93108 05h 34min | Spirit Airlines |  | ? | $303 found 3 days ago | |
| St. Louis Phoenix - Sky Harbor | Outbound 09/04/25 direct UA0483 05h 37min | Return 09/28/25 1 Stopover (SFO) UA2051, UA0336 07h 32min | United Airlines |  | ? | $315 found 3 days ago | |
| St. Louis Phoenix - Sky Harbor | Outbound 09/19/25 1 Stopover (DTW) NK3897, NK3910 07h 27min | Return 09/29/25 1 Stopover (SEA) AS0603, AS0472 09h 55min | Spirit Airlines |  | $334 | ||
| St. Louis Phoenix - Sky Harbor | Outbound 09/19/25 1 Stopover (DTW) NK3897, NK3910 07h 27min | Return 09/29/25 3 Stopovers (DFW, ORD, UIN) NK0216, NK0828, 9X0488, 9X0463 38h 25min | Spirit Airlines | | $380 | ||
| St. Louis Phoenix - Sky Harbor | Outbound 09/19/25 1 Stopover (SEA) AS0388, AS0606 21h 47min | Return 09/29/25 1 Stopover (SEA) AS0645, AS0472 14h 59min |  Alaska Airlines | | ? | $392 |
Stops
- Direct flight
Airline
- American Airlines
- Spirit Airlines
- United Airlines
- Alaska Airlines
- Frontier Airlines
Tips and tricks to help you find cheap flights from St. Louis to Phoenix Sky Harbor
Favorite airline: Spirit Airlines
Spirit Airlines is the most popular airline for flights from St. Louis to Phoenix - Sky Harbor.
Spirit Airlines
30 %
Frontier Airlines
22 %
American Airlines
14 %
Direct flights are more expensive
Direct flights on this route are $328.00 more expensive on average than flights with a stopover.
non stop flight
1 stop
2 stops
03h 25min
06h 03min
27h 20min
$483
$155
$430
Favourite connection: via Las Vegas
71 % of booked tickets on this route are for flights with a transfer in Las Vegas.
Route
bookings
1 stopover Las Vegas - McCarran International Airport, NV
06h 03min, from $155
71 %
Direct flights
03h 25min, from $483
17 %
1 stopover Hartsfield-Jackson Atlanta International Airport, GA
06h 55min, from $500
8 %
Important flight information
Flight information: St. Louis - Phoenix - Sky Harbor
| Roundtrip from | $254.24 |
|---|---|
| Flight duration | min. 03:27 / max. 08:20 |
| Return flight duration | min. 02:45/ max. 09:15 |
| Distance | 2029 km |
| Flights per week | 91 |
| Departure airport | Airport St. Louis - Lambert International Airport (STL) |
| Arrival airport | Airport Phoenix - Sky Harbor International Airport (PHX) |
| Destination country | Flights to United States |
Alternative routes to United States
- Flight St. Louis - New York from $281
- Flight St. Louis - Los Angeles from $341
- Flight St. Louis - Tampa from $294
- Flight St. Louis - Las Vegas from $267
- Flight St. Louis - San Francisco from $361
- Flight St. Louis - Orlando from $165
- Flight St. Louis - Fort Myers from $269
- Flight St. Louis - Seattle-Tacoma from $235
- Flight St. Louis - New York from $301
- Flight St. Louis - Atlanta from $179
Alternative flights to Phoenix - Sky Harbor
- Flight New York - Phoenix - Sky Harbor from $225
- Flight Miami - Phoenix - Sky Harbor from $258
- Flight New York - Phoenix - Sky Harbor from $238
- Flight Denver - Phoenix - Sky Harbor from $96
- Flight San Diego - Phoenix - Sky Harbor from $128
- Flight Charlotte - Phoenix - Sky Harbor from $243
Flight destinations with a similar price
- Flight Phoenix - Sky Harbor - Hamburg from $683
- Flight Phoenix - Sky Harbor - Frankfurt from $722
- Flight Phoenix - Sky Harbor - Berlin from $680
- Flight Phoenix - Sky Harbor - Stuttgart from $681
- Flight Phoenix - Sky Harbor - Dusseldorf from $716
- Flight Phoenix - Sky Harbor - Munich from $766
Flight destinations with a similar price
- Flight St. Louis - Las Vegas from $267
- Flight St. Louis - Fort Myers from $269
- Flight St. Louis - Seattle-Tacoma from $235
- Flight St. Louis - San Diego from $273
- Flight St. Louis - Minneapolis from $264
- Flight St. Louis - Denver from $243
- Flight St. Louis - Jacksonville, Florida from $245