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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
$211
Southwest Airlines• 1 stop • 12h 10mDec 16 – Dec 19
The cheapest round trip flight from Philadelphia International to Lambert St Louis International is currently $211
Cheapest Direct Flight
$208
Southwest Airlines• nonstop• 3h 50mDec 16
The cheapest nonstop flight from Philadelphia International to Lambert St Louis International is currently $208
Fastest Flight
3h 50m
The fastest nonstop flight from Philadelphia International to Lambert St Louis International takes 3h 50m
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.
Dec 16 - Dec 19, Economy
Philadelphia → St Louis
12h 10m
3:05 PM - 9:35 PM • 1 stop
Philadelphia → St Louis
3h 25m
9:15 PM - 12:20 AM • nonstop
Southwest Airlines
Dec 16 - Dec 19, Economy
Philadelphia → St Louis
13h 45m
2:45 PM - 10:10 PM • 1 stop
Philadelphia → St Louis
3h 25m
9:15 PM - 12:20 AM • nonstop
Southwest Airlines
Dec 16 - Dec 19, Economy
Philadelphia → St Louis
12h 10m
3:05 PM - 9:35 PM • 1 stop
Philadelphia → St Louis
6h 50m
11:20 AM - 4:30 PM • 1 stop
Southwest Airlines
Dec 16 - Dec 19, Economy
Philadelphia → St Louis
8h 28m
3:05 PM - 7:13 PM • 1 stop
Philadelphia → St Louis
15h 58m
6:30 AM - 5:28 PM • 1 stop
United Airlines
Dec 16 - Dec 19, Economy
Philadelphia → St Louis
12h 10m
3:05 PM - 9:35 PM • 1 stop
Philadelphia → St Louis
12h 30m
3:00 PM - 11:50 PM • 2 stops
Southwest Airlines
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.
Dec 16 - Dec 19, Economy
Philadelphia → St Louis
3h 50m
6:05 PM - 7:35 PM • nonstop
Philadelphia → St Louis
3h 25m
2:40 PM - 5:45 PM • nonstop
Southwest Airlines
Dec 16 - Dec 19, Economy
Philadelphia → St Louis
4h 3m
6:55 PM - 8:38 PM • nonstop
Philadelphia → St Louis
3h 37m
5:30 AM - 8:47 AM • nonstop
American Airlines
Dec 16 - Dec 19, Economy
Philadelphia → St Louis
4h 11m
8:35 AM - 10:26 AM • nonstop
Philadelphia → St Louis
3h 37m
5:30 AM - 8:47 AM • nonstop
American Airlines
Dec 14 - Dec 21, Economy
Seattle → St Louis
5h 54m
6:05 PM - 11:59 PM • nonstop
Seattle → St Louis
7h 13m
5:26 PM - 7:59 PM • nonstop
American Airlines
Dec 16 - Dec 19, Economy
Philadelphia → St Louis
3h 50m
8:05 AM - 9:35 AM • nonstop
Philadelphia → St Louis
3h 30m
8:10 AM - 11:20 AM • 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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