Cheap Frontier Airlines flights St. Louis (STL) to San Juan (SJU)

Cheap Frontier Airlines flights St. Louis (STL) to San Juan (SJU)

Prices were available within the past 7 days and start at for one-way flights and $143 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
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Frontier Airlines
Flights from St. Louis (STL) to San Juan (SJU)
Origin airport
Lambert-St. Louis Intl.
Destination airport
Luis Munoz Marin Intl.
Airlines serving
American Airlines, Delta, Frontier Airlines, United
Popular airline
American Airlines
Distance
3239 km
Average flight time
4 hours 20 mins