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Good to Know: Cheapest and Fastest Flights from STL
Useful information for finding cheap flights from Lambert St Louis International and booking your next trip
Cheapest Round Trip Flight
$474
Southwest Airlines
• nonstop
• 5h 35m
Dec 17 – Dec 20
The cheapest round trip flight from St Louis to Las Vegas (STL-LAS-STL) is currently $474
Cheapest One way Flight
$147
United Airlines
• 1 stop
• 11h 40m
Oct 08
The cheapest one way flight from St Louis to Newark (STL-EWR) is currently $147
Cheapest Direct Flight
$428
Frontier Airlines
• nonstop
• 5h 50m
Dec 17
The cheapest nonstop flight from St Louis to Las Vegas (STL-LAS) is currently $428
Fastest Flight
5h 30m
The fastest nonstop flight from St Louis to Las Vegas (STL-LAS) takes 5h 30m
Top Airlines Flying from Lambert St Louis International (STL)
Most Recent Flight Deals from St Louis Now!
Compare and book low fare round-trip air tickets from St Louis. Ideal for travelers with confirmed return itineraries.
Dec 17 - Dec 20, Economy
St Louis → Las Vegas
5h 35m
1:00 PM - 2:35 PM • nonstop
St Louis → Las Vegas
4h 15m
4:40 PM - 9:35 PM • nonstop
Southwest Airlines
Dec 17 - Dec 20, Economy
St Louis → Las Vegas
15h 24m
6:04 AM - 1:28 PM • 1 stop
St Louis → Las Vegas
5h 12m
9:45 AM - 2:57 PM • nonstop
Alaska Airlines
Dec 17 - Dec 20, Economy
St Louis → Las Vegas
49h 19m
6:05 PM - 10:04 PM • 1 stop
St Louis → Las Vegas
5h 12m
9:45 AM - 2:57 PM • nonstop
Frontier Airlines
Dec 17 - Dec 20, Economy
St Louis → Las Vegas
12h 26m
7:35 AM - 1:21 PM • 1 stop
St Louis → Las Vegas
12h
5:00 AM - 2:20 PM • 1 stop
American Airlines
Nov 02 - Nov 09, Economy
St Louis → Puerto Vallarta
27h 30m
7:55 PM - 12:45 PM • 2 stops
St Louis → Puerto Vallarta
15h 40m
2:40 PM - 12:20 AM • 1 stop
Southwest Airlines
Explore competitive one-way airfare options from St Louis. Best suited for flexible or open-ended travel plans.
Access real-time availability on last-minute departures from St Louis. Tailored for urgent or short-notice travel requirements.
Discover direct flight options from St Louis (STL). Save time by avoiding layovers and reaching your destination directly.
Dec 17 - Dec 20, Economy
St Louis → Las Vegas
5h 50m
3:52 PM - 5:42 PM • nonstop
St Louis → Las Vegas
5h 12m
9:45 AM - 2:57 PM • nonstop
Frontier Airlines
Dec 17 - Dec 20, Economy
St Louis → Las Vegas
5h 35m
1:00 PM - 2:35 PM • nonstop
St Louis → Las Vegas
4h 15m
4:40 PM - 9:35 PM • nonstop
Southwest Airlines
Dec 17 - Dec 20, Economy
St Louis → Las Vegas
5h 30m
9:55 PM - 11:25 PM • nonstop
St Louis → Las Vegas
5h 5m
8:35 PM - 1:40 AM • nonstop
Southwest Airlines
Dec 17 - Dec 20, Economy
St Louis → Las Vegas
5h 40m
5:40 AM - 7:20 AM • nonstop
St Louis → Las Vegas
5h 5m
8:35 PM - 1:40 AM • nonstop
Southwest Airlines
Dec 17 - Dec 20, Economy
St Louis → Las Vegas
5h 30m
8:25 AM - 9:55 AM • nonstop
St Louis → Las Vegas
4h 15m
4:40 PM - 9:35 PM • nonstop
Southwest Airlines
FAQs on Flights from St Louis (STL)
Which airlines fly from St Louis?
Airlines flying the most from St Louis (STL)
What are the most popular destination from St Louis ( STL )?
Travelers frequently travel to Newark, Las Vegas, Puerto Vallarta from St Louis
Airport Information: Lambert St Louis International (STL)
- IATA Code
- STL
- Name
- Lambert St Louis International
- City
- St Louis
- Country
- US
- Latitude
- 38.74869918823242
- Longitude
- -90.37000274658203
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