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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
$543
United Airlines
• 1 stop
• 7h 7m
Oct 05 – Oct 12
The cheapest round trip flight from Harrisburg to St Louis (MDT-STL-MDT) is currently $543
Cheapest One way Flight
$384
Southwest Airlines
• 2 stops
• 11h 55m
Oct 14
The cheapest one way flight from Denver to St Louis (DEN-STL) is currently $384
Cheapest Direct Flight
$131
Southwest Airlines
• nonstop
• 3h 50m
Oct 11
The cheapest nonstop flight from Washington to St Louis (DCA-STL) is currently $131
Fastest Flight
3h 35m
The fastest nonstop flight from Washington to St Louis (DCA-STL) takes 3h 35m
Top Airlines Flying to Lambert St Louis International (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.
Oct 05 - Oct 12, Economy
Harrisburg → St Louis
7h 7m
5:54 PM - 9:21 PM • 1 stop
Harrisburg → St Louis
8h 41m
3:11 PM - 9:32 PM • 1 stop
United Airlines
Oct 05 - Oct 12, Economy
Harrisburg → St Louis
12h 7m
6:08 AM - 12:35 PM • 1 stop
Harrisburg → St Louis
8h 39m
5:00 AM - 11:19 AM • 1 stop
American Airlines
Oct 05 - Oct 12, Economy
Harrisburg → St Louis
8h 38m
6:30 AM - 10:48 AM • 1 stop
Harrisburg → St Louis
8h 41m
3:11 PM - 9:32 PM • 1 stop
United Airlines
Oct 05 - Oct 12, Economy
Harrisburg → St Louis
7h 16m
5:00 AM - 8:36 AM • 1 stop
Harrisburg → St Louis
8h 39m
5:00 AM - 11:19 AM • 1 stop
American Airlines
Oct 05 - Oct 12, Economy
Harrisburg → St Louis
10h 44m
6:09 PM - 11:42 PM • 1 stop
Harrisburg → St Louis
8h 24m
5:35 PM - 11:39 PM • 1 stop
Delta Airlines
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.
Oct 11 - Oct 18, Economy
Washington → St Louis
3h 50m
6:55 PM - 8:25 PM • nonstop
Washington → St Louis
3h 20m
8:20 AM - 11:20 AM • nonstop
Southwest Airlines
Oct 10 - Oct 17, Economy
Washington → St Louis
3h 58m
4:20 PM - 5:58 PM • nonstop
Washington → St Louis
3h 32m
7:03 AM - 10:15 AM • nonstop
American Airlines
Oct 11 - Oct 18, Economy
Washington → St Louis
3h 57m
6:55 PM - 8:32 PM • nonstop
Washington → St Louis
3h 30m
5:08 PM - 8:18 PM • nonstop
American Airlines
Oct 11 - Oct 18, Economy
Washington → St Louis
3h 46m
5:55 PM - 7:21 PM • nonstop
Washington → St Louis
3h 36m
8:30 AM - 11:46 AM • nonstop
United Airlines
Oct 11 - Oct 18, Economy
Washington → St Louis
3h 41m
8:20 AM - 9:41 AM • nonstop
Washington → St Louis
3h 36m
8:30 AM - 11:46 AM • nonstop
United Airlines
FAQs on 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 WN : USD 424
What are the most popular origin to St Louis (STL)?
Travelers frequently travel from Austin, Washington, Denver, Las Vegas, Harrisburg to St Louis (STL)
Essential Information for Booking Flights from St Louis (STL) - AI Insights
What's the cheapest airline to stl?
For a round-trip flight from Lambert St Louis International Airport (stl) with 6 passengers, traveling in Economy class, and departing within 27 days, consider Southwest Airlines (WN) for budget-friendly flights. You can find affordable airfares on their website.
What's the popular airline to fly to stl?
You can fly to St. Louis Lambert International Airport (stl) on Delta Airlines (DL) for your round-trip journey. Delta offers budget-friendly flights with affordable airfares. To book your tickets, plan ahead and make your booking at least 27 days in advance. This will help you secure the best savings on your airfare.
What's the cheapest day of the week to fly to stl?
The cheapest day to fly to St. Louis Lambert International Airport (stl) is typically on Sundays, which is when you can find budget-friendly flights. For a round-trip economy ticket, consider booking at least 27 days in advance to secure the best airfares. You can also look for weekend flights in November, October, February, or July for affordable options.
What's the cheapest month to fly to stl?
The cheapest month to fly to St. Louis Lambert International Airport (STL) is November, which is typically a low-cost month for air travel.
Which airline/airlines fly to stl?
You can fly to St. Louis Lambert International Airport (stl) with the following airlines: Southwest Airlines, Allegiant, United Airlines, Air Canada, Frontier Airlines, Avelo Airlines, JetBlue Airways, Delta Airlines, Mexicana, and Alaska Airlines.
What is the cheapest airfare from Lambert-St. Louis International Airport (STL) to other destinations?
The cheapest airfare from Lambert-St. Louis International Airport (STL) can be found on Southwest Airlines (WN) with fares starting from $100.
How far in advance can I book my round-trip flights from STL?
You can book your round-trip flights from STL up to 27 days in advance.
What are the different types of economy cabins available on flights?
There are different types of economy cabins available on flights, including Economy (Unknown cabin class) on Southwest Airlines (WN).
Can I book a one-way ticket or only round-trip tickets on fareleaders.com?
You can book both one-way and round-trip tickets on fareleaders.com.
How do I find the best airline for my weekend getaway?
You can find the best airline for your weekend getaway by comparing airfares and fares on fareleaders.com.
What are the benefits of booking my flights through fareleaders.com's website?
Booking your flights through fareleaders.com's website offers benefits such as finding the cheapest flights and booking a bus ticket or separate flight.
Can I book my flights and hotel together on fareleaders.com?
Yes, you can book your flights and hotel together on fareleaders.com.
How do I track the status of my flight bookings on fareleaders.com?
You can track the status of your flight bookings on fareleaders.com by booking your flights.
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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