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Cheap 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.

Good to know

Useful information for finding cheap flights to Lambert St Louis International and booking your next trip

Cheapest Round Trip Flight

$379

DL Delta Airlines • 1 stop • 9h 16m

Jun 30 – Jul 06

The cheapest round trip flight from Indianapolis International to Lambert St Louis International is currently $379

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Cheapest One way Flight

$361

AA American Airlines • 2 stops •

Jul 01

The cheapest one way flight from Port Columbus International to Lambert St Louis International is currently $361

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Cheapest Direct Flight

$404

WN Southwest Airlines • nonstop • 9h

Jul 01

The cheapest nonstop flight from Kansas City International to Lambert St Louis International is currently $404

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Fastest Flight

1h 40m

The fastest nonstop flight from Kansas City International to Lambert St Louis International takes 1h 40m

Flight deals to St Louis

Jun 30 - Jul 06, Economy
DL
Indianapolis → St Louis
9h 16m
1:48 PM - 6:44 PM • 1 stop
DL
Indianapolis → St Louis
5h 44m
6:40 AM - 11:24 AM • 1 stop
$379
Delta Airlines
Jun 30 - Jul 06, Economy
WN
Indianapolis → St Louis
10h 25m
2:05 PM - 7:30 PM • 1 stop
WN
Indianapolis → St Louis
5h 5m
2:00 PM - 6:05 PM • 1 stop
$452
Southwest Airlines
Jun 30 - Jul 06, Economy
DL
Indianapolis → St Louis
5h 24m
2:08 PM - 4:32 PM • 1 stop
DL
Indianapolis → St Louis
6h 51m
6:30 AM - 11:41 AM • 1 stop
$555
Delta Airlines
Jun 30 - Jul 06, Economy
AA
Indianapolis → St Louis
12h 1m
2:33 PM - 8:54 PM • 1 stop
AA
Indianapolis → St Louis
5h 25m
8:01 PM - 12:26 AM • 1 stop
$562
American Airlines
Jun 30 - Jul 06, Economy
AA
Indianapolis → St Louis
10h 2m
2:33 PM - 7:35 PM • 1 stop
AA
Indianapolis → St Louis
8h 59m
7:03 AM - 1:42 PM • 1 stop
$562
American Airlines
Jun 30 - Jul 06, Economy
AA
Indianapolis → St Louis
7h 32m
3:23 PM - 7:15 PM • 1 stop
AA
Indianapolis → St Louis
5h 16m
7:23 AM - 11:39 AM • 1 stop
$655
American Airlines

Facts to know while booking flights to St Louis (STL)

Which airlines fly to St Louis?
Airlines flying the most to St Louis (STL)
What is the cheapest flight to STL Airport?
In the past couple of days, the cheapest tickets to STL were found on ('AA') : USD 371
What are the most popular origin to St Louis (STL)?
Travelers frequently travel from Charleston, Columbus, Indianapolis, Kansas City, Philadelphia to St Louis (STL)

Essential Information for Booking Flights from () - AI Insights

What's the cheapest airline to stl?
To find the cheapest flights to St. Louis, American Airlines (AA), LATAM Airlines (LA), and Copa Airlines (CM) are currently offering attractive fares. Explore these options for your trip to St. Louis.
What's the popular airline to fly to stl?
United Airlines (UA) offers popular routes to Lambert St Louis International Airport (STL), providing a convenient option for travel with one passenger.
What's the cheapest day of the week to fly to stl?
Tuesday is the cheapest day to fly to Lambert St Louis International Airport (STL).
What's the cheapest month to fly to stl?
April is the month with the lowest fares to Lambert St Louis International Airport (STL).
What is the cheapest airline to fly to Lambert St Louis International Airport?
American Airlines (AA) typically offers the most affordable fares to Lambert St Louis International Airport.
When is it most likely to find the lowest airfare to Lambert St Louis International?
Tuesday is generally considered the most affordable day to book flights to Lambert St Louis International.
What is the average number of passengers traveling to Lambert St Louis International?
Lambert St Louis International can accommodate a single passenger.
What is the best month to book a flight to Lambert St Louis International?
April is often associated with lower airfare options to Lambert St Louis International.

Destination Airport Information

IATA Code STL
Name Lambert St Louis International
City St Louis
Country US
Latitude 38.74869918823242
Longitude -90.37000274658203

Popular Airlines

Southwest Airlines-WN
Delta Airline, DL
United Airlines, UA
American Airlines, AA
Alaska Airlines -AS
Spirit Airlines-NK
Hawaiian Airlines-HA
WestJet Airlines
Air Canada-AC
Sun Country Airlines (SY)

Popular Origin & Destination

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