Lowest Prices
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Good to Know: Flights to STL
Useful information for finding cheap flights to Lambert St Louis International and booking your next trip
Cheapest Round Trip Flight
$520
Delta Airlines• 1 stop • 7h 18mApr 30 – Apr 30
The cheapest round trip flight from Phoenix Sky Harbor International to Lambert St Louis International is currently $520
Cheapest One way Flight
$220
Southwest Airlines• 1 stop• 10hAug 20
The cheapest one way flight from Reno Tahoe International to Lambert St Louis International is currently $220
Cheapest Direct Flight
$535
American Airlines• nonstop• 5h 7mApr 29
The cheapest nonstop flight from Phoenix Sky Harbor International to Lambert St Louis International is currently $535
Fastest Flight
3h 20m
The fastest nonstop flight from William P Hobby to Lambert St Louis International takes 3h 20m
Best Flight Deals to St Louis
Identify the most efficient round-trip flights to St Louis. We present options balancing cost and convenience for your return journey.
Apr 30 - Apr 30, Economy
Phoenix → St Louis
7h 18m
6:25 AM - 4:45 PM • 1 stop
Phoenix → St Louis
7h 38m
2:15 PM - 6:26 PM • 1 stop
Delta Airlines
Apr 29 - May 04, Economy
Phoenix → St Louis
9h
- • 1 stop
Phoenix → St Louis
5h 37m
- • nonstop
American Airlines
Apr 30 - May 05, Economy
Phoenix → St Louis
13h 31m
- • 1 stop
Phoenix → St Louis
5h 23m
- • nonstop
American Airlines
Apr 29 - May 04, Economy
Phoenix → St Louis
10h 17m
11:55 PM - 8:12 AM • 1 stop
Phoenix → St Louis
9h 5m
12:30 PM - 4:15 PM • 1 stop
Delta Airlines
Apr 30 - May 05, Economy
Phoenix → St Louis
14h 13m
11:55 PM - 10:48 AM • 1 stop
Phoenix → St Louis
9h 5m
12:30 PM - 4:15 PM • 1 stop
Delta Airlines
For travel requiring no set return, access available one-way flights to St Louis (STL). These options support extended stays or open-ended plans.
Need to travel to St Louis soon? View current last-minute flight options to STL for spontaneous or pressing plans.
Maximize your time in St Louis, not in transit. Discover non-stop direct flights to STL for the quickest, most straightforward journey to the Strip.
Apr 29 - May 04, Economy
Phoenix → St Louis
5h 7m
- • nonstop
Phoenix → St Louis
5h 37m
- • nonstop
American Airlines
Apr 29 - May 04, Economy
Phoenix → St Louis
5h 4m
- • nonstop
Phoenix → St Louis
5h 37m
- • nonstop
American Airlines
Apr 30 - May 05, Economy
Phoenix → St Louis
5h 7m
- • nonstop
Phoenix → St Louis
5h 23m
- • nonstop
American Airlines
Apr 30 - May 05, Economy
Phoenix → St Louis
5h 4m
- • nonstop
Phoenix → St Louis
5h 23m
- • nonstop
American Airlines
Aug 20 - Aug 27, Economy
Houston → St Louis
3h 20m
4:05 PM - 6:05 PM • nonstop
Houston → St Louis
3h 20m
5:50 PM - 7:50 PM • nonstop
Southwest Airlines
Destination Airport Information
| IATA Code | STL |
| Name | Lambert St Louis International |
| City | St Louis |
| Country | US |
| Latitude | 38.74869918823242 |
| Longitude | -90.37000274658203 |
Popular Airlines
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