Search Flights to St Louis (STL)

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

$374

DLDelta Airlinesβ€’ 1 stop β€’ 9h 16m

Feb 14 – Feb 20

The cheapest round trip flight from Baltimore/Washington International Thurgood Marsha to Lambert St Louis International is currently $374

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Cheapest One way Flight

$289

WNSouthwest Airlinesβ€’ 1 stopβ€’ 20h 10m

Feb 17

The cheapest one way flight from Los Angeles International to Lambert St Louis International is currently $289

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Cheapest Direct Flight

$626

AAAmerican Airlinesβ€’ nonstopβ€’ 4h 6m

Feb 14

The cheapest nonstop flight from Ronald Reagan Washington National to Lambert St Louis International is currently $626

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Fastest Flight

3h 50m

The fastest nonstop flight from Ronald Reagan Washington National 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.

Feb 14 - Feb 20, Economy
DL
Baltimore β†’ St Louis
9h 16m
11:00 AM - 3:56 PM β€’ 1 stop
DL
Baltimore β†’ St Louis
7h 28m
6:47 PM - 12:35 AM β€’ 1 stop
$374
Delta Airlines
Feb 14 - Feb 20, Economy
WN
Baltimore β†’ St Louis
10h 55m
2:05 PM - 8:00 PM β€’ 1 stop
WN
Baltimore β†’ St Louis
5h 35m
5:25 PM - 10:00 PM β€’ 1 stop
$428
Southwest Airlines
Feb 14 - Feb 20, Economy
WN
Baltimore β†’ St Louis
15h 10m
3:20 PM - 11:30 PM β€’ 1 stop
WN
Baltimore β†’ St Louis
10h 55m
4:35 PM - 12:30 AM β€’ 1 stop
$439
Southwest Airlines
Feb 14 - Feb 20, Economy
WN
Baltimore β†’ St Louis
10h 50m
3:20 PM - 9:10 PM β€’ 1 stop
WN
Baltimore β†’ St Louis
10h 55m
4:35 PM - 12:30 AM β€’ 1 stop
$439
Southwest Airlines
Feb 14 - Feb 20, Economy
WN
Baltimore β†’ St Louis
10h
2:55 PM - 7:55 PM β€’ 1 stop
WN
Baltimore β†’ St Louis
11h 40m
4:15 PM - 12:15 AM β€’ 1 stop
$439
Southwest Airlines
Feb 14 - Feb 20, Economy
WN
Baltimore β†’ St Louis
3h 50m
2:40 PM - 4:10 PM β€’ nonstop
WN
Baltimore β†’ St Louis
2h 35m
8:55 AM - 11:50 AM β€’ nonstop
$712
Southwest Airlines

Compare & Book Cheapest Flights to St Louis, STL

Looking for a cheap last-minute deal or the best round-trip flight to St Louis? Find the biggest savings on one-way and round-trip tickets right here.

Destination Airport Information

IATA CodeSTL
NameLambert St Louis International
CitySt Louis
CountryUS
Latitude38.74869918823242
Longitude-90.37000274658203

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