
$122 Cheap Frontier Airlines flights St. Louis (STL) to Baltimore (BWI)
Prices were available within the past 7 days and start at $122 for one-way flights and $264 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Jul 15 - Tue, Aug 5
STL
St. Louis
BWI
Baltimore
$264 Roundtrip, found 9 hours ago
$264
Roundtrip
found 9 hours ago
Origin airport | Lambert-St. Louis Intl. |
Destination airport | Baltimore Washington Intl. Thurgood Marshall |
Airlines serving | American Airlines, Delta, Frontier Airlines, Spirit Airlines, United |
Popular airline | American Airlines |
Distance | 1177 km |
Average flight time | 3 hours 34 mins |
Most Popular Frontier Airlines Routes from St. Louis
Most Popular Frontier Airlines Routes from Baltimore
- Miami to Newark Liberty Intl. Airport (MIA - EWR)
- Baltimore to Tampa (BWI - TPA)
- Baltimore to Atlanta (BWI - ATL)
- Minneapolis to Philadelphia (MSP - PHL)
- Seattle to Phoenix (SEA - PHX)
- Atlanta to Las Vegas (ATL - LAS)
- St. Louis to Tampa (STL - TPA)
- Chicago to Nashville (ORD - BNA)
- New York to Miami (LGA - MIA)
- Newark Liberty Intl. Airport to Miami (EWR - MIA)
Popular Domestic Routes in Baltimore Washington Intl. Thurgood Marshall
- Seattle to Ontario (SEA - ONT)
- New York to Miami (LGA - MIA)
- Portland to Phoenix (PDX - PHX)
- Newark Liberty Intl. Airport to Miami (EWR - MIA)
- Chicago to New York (ORD - LGA)
- Newark Liberty Intl. Airport to Miami (EWR - MIA)
- Seattle to Phoenix (SEA - PHX)
- Baltimore to Orlando (BWI - MCO)
- Philadelphia to Myrtle Beach (PHL - MYR)
- Atlanta to Newark Liberty Intl. Airport (ATL - EWR)