Frontier Airlines Flights From Lambert-St. Louis Intl. Airport (STL) from $29

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Frontier Airlines Airlines Flights From Lambert-St. Louis Intl.

The cheapest prices found with in the last 7 days for return flights were $58 and $29 for one-way flights to for the period specified. Prices and availability are subject to change. Additional terms apply.

Escape From Lambert-St. Louis Intl. This Weekend

OriginDestinationTravel DatesFlights From*
STLOrlandoApril 20 to April 24$106
STLLas VegasApril 20 to April 23$163
STLPhoenixApril 20 to April 22$179
STLSan DiegoApril 21 to May 6$182
STLDenverApril 21 to April 27$219
STLLos AngelesApril 21 to April 28$266
STLDallasApril 20 to April 21$278
STLMiamiApril 20 to May 10$328
*Prices include taxes and fees
Frontier Airlines Airports
Hop on a(n) Frontier Airlines flight today by flying to many destinations out of these domestic and international airports:
Airport code
Country
Airport name
Number of flights
DENUSADenver Intl.13
MCOUSAOrlando Intl.7
CUNMEXCancun Intl.6
GDLMEXDon Miguel Hidalgo y Costilla Intl.5
PHLUSAPhiladelphia Intl.2
ORDUSAO'Hare Intl.2
MIAUSAMiami Intl.1
LASUSAMcCarran Intl.1
MEXMEXMexico City Intl.1
LAXUSALos Angeles Intl.1

Frontier Airlines Flight To Lambert-St. Louis Intl.

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Frontier Airlines Airfares from Lambert-St. Louis Intl. Airport

Looking for great deals on Frontier Airlines flights from Lambert-St. Louis Intl.? Travelocity offers some of the lowest fares on one-way and round-trip flights from Lambert-St. Louis Intl. to many locations. We’re also proud to provide flexible booking options so you can find the best price on cheap flights that work within your schedule. Add in free 24 hour cancellation on most flights and you’ll be able to book your next trip with confidence. Fly from Lambert-St. Louis Intl. Airport on Frontier Airlines with the help of Travelocity to spend less time worrying about finding the best deal and more time enjoying your vacation!

Route FAQ

Frequently asked questions

What terminal does Frontier Airlines fly out of at St. Louis, MO Airport (STL-Lambert-St. Louis Intl.)?
If you’re flying with Frontier Airlines from Lambert-St. Louis Intl. Airport (STL), planes regularly leave from terminal 1 and terminal 2. Take note so you don’t get things off to a lousy start by dashing around searching for the right departure terminal.
Is there free Wi-Fi at St. Louis Lambert International Airport?
St. Louis, MO Airport (STL-Lambert-St. Louis Intl.) offers passengers free Wi-Fi. If you want to catch up on emails (or your favorite streaming series) on the hop, don’t worry.
How long do I need to be at STL before my flight?
If you’re traveling domestically, it’s a good idea to arrive at the airport at least one hour before you take to the skies. Play it safe and get there with plenty of time up your sleeve. If you’re flying internationally, it’s very important to arrive at the check-in counter a minimum of three hours ahead of departure to allow for security screening and passport control. Don’t forget to have a little extra time up your sleeve if you’re flying during the high season.
What airline is F9?
F9 is the IATA code of Frontier Airlines. This two-letter code, sometimes also called the airline designator, is assigned by the International Air Transport Association. It helps simplify and standardize tickets, telecommunications, tariffs and more.
What is STL?
Airports around the globe are known by a specific three-letter geocode called an IATA code; STL is the IATA code for Lambert-St. Louis Intl. Airport (STL). Devised by the International Air Transport Association, these codes play a pivotal role in the aviation industry and are used predominantly for flight planning and ticketing purposes.
If I am not able to travel due to COVID-19, can I change my booking to a later date?
For more info about changing your flight from St. Louis, MO Airport (STL-Lambert-St. Louis Intl.), please visit our Customer Service Portal.