$420 Cheap flights to Lambert St Louis International (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

$420

Southwest Airlines• 1 stop • 8h 55m

Feb 12 – Feb 15

The cheapest round trip flight from Baltimore/Washington International Thurgood Marsha to Lambert St Louis International is currently $420

🔍 Search Flights

Cheapest One way Flight

$538

Southwest Airlines• 1 stop• 28h 40m

Feb 05

The cheapest one way flight from San Antonio International to Lambert St Louis International is currently $538

🔍 Search Flights

Cheapest Direct Flight

$693

American Airlines• nonstop• 4h 6m

Feb 12

The cheapest nonstop flight from Ronald Reagan Washington National to Lambert St Louis International is currently $693

🔍 Search Flights

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 12 - Feb 15, Economy

Baltimore → St Louis

8h 55m

7:35 AM - 12:10 PM • 1 stop

Baltimore → St Louis

16h 50m

10:45 AM - 9:55 PM • 1 stop

$420

Southwest Airlines

Feb 12 - Feb 15, Economy

Baltimore → St Louis

13h 25m

7:35 AM - 2:40 PM • 1 stop

Baltimore → St Louis

9h 15m

11:25 AM - 6:20 PM • 1 stop

$439

Southwest Airlines

Feb 12 - Feb 15, Economy

Baltimore → St Louis

8h 55m

7:35 AM - 12:10 PM • 1 stop

Baltimore → St Louis

18h 35m

9:40 AM - 9:55 PM • 2 stops

$445

Southwest Airlines

Feb 12 - Feb 15, Economy

Baltimore → St Louis

8h 40m

10:20 AM - 2:40 PM • 1 stop

Baltimore → St Louis

18h 45m

5:20 PM - 5:45 AM • 2 stops

$445

Southwest Airlines

Feb 12 - Feb 15, Economy

Baltimore → St Louis

13h 25m

7:35 AM - 2:40 PM • 1 stop

Baltimore → St Louis

15h 25m

9:45 AM - 8:10 PM • 2 stops

$445

Southwest Airlines

Feb 12 - Feb 15, Economy

Baltimore → St Louis

3h 55m

7:35 AM - 9:10 AM • nonstop

Baltimore → St Louis

2h 35m

1:05 PM - 4:00 PM • 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 Code	STL
Name	Lambert St Louis International
City	St Louis
Country	US
Latitude	38.74869918823242
Longitude	-90.37000274658203

Why Bargainspricer for Flights to STL

Lowest Prices

Find the lowest STL airfares by comparing hundreds of airlines and agencies.

New Deals Everyday

Never miss a deal on STL flights—we update prices daily to bring you the best airfares.

Best Travel Options

Compare hundreds of STL flights and find the best deals without any added service charges.

Search Flights to St Louis (STL)

Good to Know: Flights to STL

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.

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.

Compare & Book Cheapest Flights to St Louis, STL

Destination Airport Information

Popular Airlines

More Flight Options to St Louis, STL

Why Bargainspricer for Flights to STL