Cheap Frontier Airlines flights Washington (IAD) to San Juan (SJU)

Cheap Frontier Airlines flights Washington (IAD) to San Juan (SJU)

Prices were available within the past 7 days and start at for one-way flights and $228 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Jul 26 - Thu, Jul 31

IAD

Washington

SJU

San Juan

$228 Roundtrip, found 1 day ago

$228

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Jul 26 from Washington to San Juan, returning Thu, Jul 31, priced at $228 found 1 day ago