$111 Cheap Frontier Airlines flights St. Louis (STL) to Chicago (MDW)

$111 Cheap Frontier Airlines flights St. Louis (STL) to Chicago (MDW)

Prices were available within the past 7 days and start at $111 for one-way flights and $172 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Flights from St. Louis (STL) to Chicago (MDW)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Midway Intl.
Airlines serving
Delta, Frontier Airlines
Popular airline
Delta
Distance
402 km
Average flight time
1 hour 8 mins