Cheap Frontier Airlines flights Kansas City (MCI) to St. Louis (STL)

Cheap Frontier Airlines flights Kansas City (MCI) to St. Louis (STL)

Prices were available within the past 7 days and start at for one-way flights and $177 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Fri, Jan 23 - Mon, Jan 26
MCI
Kansas City
STL
St. Louis
$177 Roundtrip, found 3 days ago
$177
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Fri, Jan 23 from Kansas City to St. Louis, returning Mon, Jan 26, priced at $177 found 3 days ago
Frontier Airlines
Sun, Jan 25 - Sun, Feb 1
MCI
Kansas City
STL
St. Louis
$200 Roundtrip, found 3 days ago
$200
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sun, Jan 25 from Kansas City to St. Louis, returning Sun, Feb 1, priced at $200 found 3 days ago

Find the cheapest month to fly from Kansas City (MCI) to St. Louis (STL)

October is typically the cheapest month to fly

From $77 - $517 per traveler.

Alternative airports near St. Louis

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Lambert-St. Louis Intl. STL. Cheapest option available. Average driving time to city center is 20 minutes. Flights from $200
STL
Lambert-St. Louis Intl.
Cheapest
Average driving time to city center20 min
Flights from $200
Flights from Kansas City (MCI) to St. Louis (STL)
Origin airport
Kansas City Intl.
Destination airport
Lambert-St. Louis Intl.
Distance
378 km
Average flight time
1 hour 8 mins