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

$193

WNSouthwest Airlines• 1 stop • 10h 15m

Sep 04 – Sep 06

The cheapest round trip flight from Seattle Tacoma International to Lambert St Louis International is currently $193

🔍 Search Flights

Cheapest One way Flight

$115

AAAmerican Airlines• 1 stop• 7h 30m

Sep 09

The cheapest one way flight from Denver International to Lambert St Louis International is currently $115

🔍 Search Flights

Cheapest Direct Flight

$129

WNSouthwest Airlines• nonstop• 3h 40m

Sep 05

The cheapest nonstop flight from Philadelphia International to Lambert St Louis International is currently $129

🔍 Search Flights

Fastest Flight

3h 40m

The fastest nonstop flight from Philadelphia International to Lambert St Louis International takes 3h 40m

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.

Sep 04 - Sep 06, Economy
WN
Seattle → St Louis
10h 15m
10:50 AM - 7:05 PM • 1 stop
WN
Seattle → St Louis
7h
11:55 AM - 2:15 PM • nonstop
$193
Southwest Airlines
Sep 04 - Sep 06, Economy
WN
Seattle → St Louis
11h 55m
11:00 PM - 8:15 AM • 1 stop
WN
Seattle → St Louis
7h
11:55 AM - 2:15 PM • nonstop
$193
Southwest Airlines
Sep 04 - Sep 06, Economy
WN
Seattle → St Louis
6h 40m
12:05 PM - 6:05 PM • nonstop
WN
Seattle → St Louis
17h 25m
7:10 AM - 3:55 PM • 2 stops
$195
Southwest Airlines
Sep 04 - Sep 06, Economy
AS
Seattle → St Louis
10h 35m
8:35 AM - 5:10 PM • 1 stop
AS
Seattle → St Louis
7h 3m
7:36 PM - 9:59 PM • nonstop
$233
Alaska Airlines
Sep 04 - Sep 06, Economy
AS
Seattle → St Louis
18h 37m
10:25 AM - 11:42 PM • 2 stops
AS
Seattle → St Louis
12h 6m
12:45 PM - 6:11 PM • 1 stop
$306
Alaska Airlines
Sep 04 - Sep 06, Economy
AS
Seattle → St Louis
28h 45m
8:49 PM - 4:14 PM • 2 stops
AS
Seattle → St Louis
25h 4m
8:36 AM - 9:40 PM • 2 stops
$329
Alaska 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

Popular Airlines

Southwest Airlines (WN)
Delta Airline (DL)
Alaska Airlines (AS)
United Airlines (UA)
American Airlines (AA)
Aeromexico Airlines (AM)

More Flight Options to St Louis, STL

Why Bargainspricer for Flights to STL

Lowest Prices
Lowest Prices
Find the lowest STL airfares by comparing hundreds of airlines and agencies.
New Deals
New Deals Everyday
Never miss a deal on STL flights—we update prices daily to bring you the best airfares.
Best Travel Options
Best Travel Options
Compare hundreds of STL flights and find the best deals without any added service charges.
Get Fare Drop Alert
Be the first to know when fares drop to St Louis (STL)
Terms and Conditions*