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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
$344
Delta Airlines• 1 stop • 6h 47mJan 20 – Jan 25
The cheapest round trip flight from Philadelphia International to Lambert St Louis International is currently $344
Cheapest One way Flight
$156
American Airlines• 1 stop• 8h 45mMay 16
The cheapest one way flight from Louis Armstrong New Orleans International to Lambert St Louis International is currently $156
Cheapest Direct Flight
$718
Southwest Airlines• nonstop• 2h 25mJan 22
The cheapest nonstop flight from Dallas Fort Worth International to Lambert St Louis International is currently $718
Fastest Flight
2h 25m
The fastest nonstop flight from Dallas Fort Worth International to Lambert St Louis International takes 2h 25m
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.
Jan 20 - Jan 25, Economy
Philadelphia → St Louis
6h 47m
4:59 PM - 11:37 PM • 1 stop
Philadelphia → St Louis
5h 28m
9:59 AM - 5:42 PM • 1 stop
Delta Airlines
Jan 20 - Jan 25, Economy
Philadelphia → St Louis
11h 56m
3:35 PM - 9:51 PM • 1 stop
Philadelphia → St Louis
3h 36m
9:33 AM - 12:49 PM • nonstop
American Airlines
Jan 20 - Jan 25, Economy
Philadelphia → St Louis
11h 47m
2:30 PM - 8:37 PM • 1 stop
Philadelphia → St Louis
8h 31m
10:19 AM - 4:30 PM • 1 stop
Delta Airlines
Jan 20 - Jan 25, Economy
Philadelphia → St Louis
11h 48m
3:07 PM - 9:15 PM • 1 stop
Philadelphia → St Louis
3h 36m
9:33 AM - 12:49 PM • nonstop
American Airlines
Jan 20 - Jan 25, Economy
Philadelphia → St Louis
11h 48m
3:07 PM - 9:15 PM • 1 stop
Philadelphia → St Louis
6h 51m
6:44 PM - 11:55 PM • 1 stop
American 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.
Jan 20 - Jan 25, Economy
Philadelphia → St Louis
6h 47m
4:59 PM - 11:37 PM • 1 stop
Philadelphia → St Louis
5h 28m
9:59 AM - 5:42 PM • 1 stop
Delta Airlines
Jan 20 - Jan 25, Economy
Philadelphia → St Louis
11h 56m
3:35 PM - 9:51 PM • 1 stop
Philadelphia → St Louis
3h 36m
9:33 AM - 12:49 PM • nonstop
American Airlines
Jan 20 - Jan 25, Economy
Philadelphia → St Louis
11h 47m
2:30 PM - 8:37 PM • 1 stop
Philadelphia → St Louis
8h 31m
10:19 AM - 4:30 PM • 1 stop
Delta Airlines
Jan 20 - Jan 25, Economy
Philadelphia → St Louis
11h 48m
3:07 PM - 9:15 PM • 1 stop
Philadelphia → St Louis
3h 36m
9:33 AM - 12:49 PM • nonstop
American Airlines
Jan 20 - Jan 25, Economy
Philadelphia → St Louis
11h 48m
3:07 PM - 9:15 PM • 1 stop
Philadelphia → St Louis
6h 51m
6:44 PM - 11:55 PM • 1 stop
American 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.
Jan 22 - Jan 27, Economy
Dallas → St Louis
2h 25m
3:45 PM - 5:30 PM • nonstop
Dallas → St Louis
2h 30m
2:20 PM - 4:10 PM • nonstop
Southwest Airlines
Jan 22 - Jan 27, Economy
Dallas → St Louis
4h 15m
2:10 PM - 5:05 PM • nonstop
Dallas → St Louis
2h 35m
3:50 PM - 5:45 PM • nonstop
Southwest Airlines
Jan 22 - Jan 27, Economy
Dallas → St Louis
- • nonstop
Dallas → St Louis
- • nonstop
American Airlines
Jan 20 - Jan 25, Economy
Philadelphia → St Louis
4h
2:10 PM - 3:50 PM • nonstop
Philadelphia → St Louis
3h 30m
7:50 AM - 11:00 AM • nonstop
Southwest Airlines
Jan 20 - Jan 25, Economy
Philadelphia → St Louis
- • nonstop
Philadelphia → St Louis
- • nonstop
American Airlines
Destination Airport Information
| IATA Code | STL |
| Name | Lambert St Louis International |
| City | St Louis |
| Country | US |
| Latitude | 38.74869918823242 |
| Longitude | -90.37000274658203 |
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