Flights North America United States St. Louis to United States

Cheap flights from St. Louis to United States

Round-trip
Economy
St. Louis (STL)
To?
Sat 3/27
Sat 4/3
Any month
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Flight information for St. Louis to United States

Find info about flight duration, direct flights, and airports for your flight from St. Louis to United States
Best Price Found$55The best flight deal from St. Louis to United States found on momondo in the last 72 hours is $55
Fastest flight time1h 19mThe fastest flight from St. Louis to United States takes 1h 19m.
Direct flightsNoneThere are no direct flights from St. Louis to United States. Popular non-direct routes for this connection are Lambert-St Louis - Las Vegas McCarran, Lambert-St Louis - Miami and Lambert-St Louis - Phoenix Sky Harbor Intl.

Easily compare round-trip flights from St. Louis to United States

Below you can see the best fares for your round-trip flight route over the next three months. All fares were found on momondo this week. Browse the quickest and cheapest flights from St. Louis to United States by changing tabs
Frontier
Mar 3
9:35 am
Lambert-St Louis
2h 28m
12:03 pm
Denver Intl
Mar 4
11:54 am
Denver Intl
1h 57m
1:51 pm
Lambert-St Louis
Frontier
Mar 3
9:35 am
Lambert-St Louis
2h 28m
12:03 pm
Denver Intl
Mar 4
11:54 am
Denver Intl
1h 57m
1:51 pm
Lambert-St Louis
Frontier
Mar 3
9:35 am
Lambert-St Louis
2h 28m
12:03 pm
Denver Intl
Mar 4
11:54 am
Denver Intl
1h 57m
1:51 pm
Lambert-St Louis

Find the cheapest one-way flights from St. Louis to United States

If you're looking for one-way flights from St. Louis to United States, view some of our deals below provided by Frontier
Frontier
Mar 7
3:24 pm
Lambert-St Louis
2h 26m
5:50 pm
Orlando
Frontier
Apr 18
6:04 pm
Lambert-St Louis
2h 27m
8:31 pm
Denver Intl
Frontier
Mar 5
8:05 am
Lambert-St Louis
2h 28m
10:33 am
Denver Intl

Best airlines flying from St. Louis to United States

Compare and see reviews for airlines that fly from St. Louis to United States with momondo
AirlineRatingFree CancellationPrice
United Airlines
PriceFrom $67
Free Cancellation
Rating
6.6
6.4

Boarding

7.0

Comfort

7.3

Crew

6.0

Entertainment

6.6

Food

Reviews

Pros: It was meh....

Cons: I got no notification that the flight was going to be 1 hour earlier

1 / 6
Frontier
PriceFrom $77
Free Cancellation
Rating
7.0
American Airlines
PriceFrom $92
Free Cancellation
Rating
7.2
7.9

Boarding

7.0

Comfort

7.7

Crew

7.4

Entertainment

6.4

Food

Reviews

Pros: Entertainment

Cons: The seat space/leg room is tiny. I found it impossible to fall asleep, being in the middle of a row of three with two "big" people in either side.

1 / 8
Delta
PriceFrom $99
Free Cancellation
Rating
8.3
8.2

Boarding

8.5

Comfort

8.8

Crew

7.8

Entertainment

8.1

Food

Reviews

Pros: I appreciate the choice of snacks.

Cons: The coffee served on the flight was lukewarm.

1 / 9
Allegiant Air
PriceFrom $104
Free Cancellation
Rating
7.6
Alaska Airlines
PriceFrom $139
Free Cancellation
Rating
7.7
8.0

Boarding

8.0

Comfort

8.0

Crew

7.0

Entertainment

7.3

Food

Reviews

Pros: Yeah

1 / 4
Southwest
PriceFrom $184
Free Cancellation
Rating
10.0

Which airlines flying from Lambert-St Louis to United States have COVID-19 safety policies in place?

Alaska Airlines and Delta have implemented additional safety measures to accommodate travelers. Many airlines flying from Lambert-St Louis to United States are offering enhanced cleaning of their aircraft. Additional policies include pre-flight testing for COVID-19-related symptoms and antibodies. Masks are also required and are provided to travelers. Some airlines are offering socially-distanced seating for a limited time. Policies will vary by airline so keep this in mind as you search for options.

Are airlines flying from Lambert-St Louis to United States offering flexible cancellation due to COVID-19?

Due to the global impact of COVID-19, some of our airline partners operating flights from Lambert-St Louis to United States, such as Frontier, American Airlines, and United Airlines may have put in place flexible cancellation policies. Use our site to search for all of the airlines offering this flexibility to you.


Alternative routes for St. Louis to United States

Compare alternative flights to and from nearby airports and cities to discover the best prices and most convenient flight times
St. Louis to Denver Flights
Fastest flight time
2h 20m
Cheapest price
$55
Kansas City to Denver Flights
Fastest flight time
1h 55m
Cheapest price
$68
Kansas City to Dallas Flights
Fastest flight time
4h 56m
Cheapest price
$79
Kansas City to Washington Flights
Fastest flight time
4h 26m
Cheapest price
$79
St. Louis to Boston Flights
Fastest flight time
4h 39m
Cheapest price
$88
St. Louis to New York Flights
Fastest flight time
2h 23m
Cheapest price
$88
Kansas City to Houston Flights
Fastest flight time
2h 09m
Cheapest price
$94
Kansas City to Las Vegas Flights
Fastest flight time
2h 56m
Cheapest price
$96
St. Louis to Las Vegas Flights
Fastest flight time
3h 30m
Cheapest price
$106
Kansas City to Atlanta Flights
Fastest flight time
1h 53m
Cheapest price
$109
Kansas City to New York Flights
Fastest flight time
2h 37m
Cheapest price
$113
Kansas City to Boston Flights
Fastest flight time
3h 06m
Cheapest price
$116
St. Louis to Houston Flights
Fastest flight time
1h 57m
Cheapest price
$120
St. Louis to Phoenix Flights
Fastest flight time
3h 13m
Cheapest price
$120
St. Louis to Dallas Flights
Fastest flight time
4h 33m
Cheapest price
$135
Kansas City to Phoenix Flights
Fastest flight time
2h 43m
Cheapest price
$136
Kansas City to Seattle Flights
Fastest flight time
3h 45m
Cheapest price
$139
Joplin to Dallas Flights
Fastest flight time
1h 25m
Cheapest price
$139
Joplin to Houston Flights
Fastest flight time
4h 23m
Cheapest price
$175
Joplin to Denver Flights
Fastest flight time
5h 10m
Cheapest price
$217
View more

Useful information for finding St. Louis to United States flight deals

Learn about all of the flight booking features offered by momondo for free.

How do I get Price Alerts for flights from St. Louis to United States?

You can take advantage of momondo’s Price Alerts by first searching for your flights to St. Louis from United States. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

How can I save money on flights from St. Louis to United States with momondo?

Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

How does momondo find its flight prices?

We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.


Flights from St. Louis to:

Flights North America United States St. Louis to United States
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