$515 Cheap Frontier Airlines flights San Francisco (SFO) to Baltimore (BWI)

View $515 flight on Tue, Dec 23, 2025Opens in a new window

$515 Cheap Frontier Airlines flights San Francisco (SFO) to Baltimore (BWI)

Prices were available within the past 7 days and start at $515 for one-way flights and $771 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Tue, Dec 23 - Sat, Dec 27
SFO
San Francisco
BWI
Baltimore
$771 Roundtrip, found 3 days ago
$771
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Tue, Dec 23 from San Francisco to Baltimore, returning Sat, Dec 27, priced at $771 found 3 days ago
Frontier Airlines
Mon, Dec 22 - Sat, Dec 27
SFO
San Francisco
BWI
Baltimore
$801 Roundtrip, found 3 days ago
$801
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Mon, Dec 22 from San Francisco to Baltimore, returning Sat, Dec 27, priced at $801 found 3 days ago

Find the cheapest month to fly from San Francisco (SFO) to Baltimore (BWI)

April is typically the cheapest month to fly

From $140 - $525 per traveler.
Flights from San Francisco (SFO) to Baltimore (BWI)
Origin airport
San Francisco Intl.
Destination airport
Baltimore Washington Intl. Thurgood Marshall
Distance
3922 km
Average flight time
9 hours 20 mins