IAD
Washington
SJU
San Juan
Washington → San Juan
Frontier Airlines · Round Trip · Nonstop
Save $123 (38% off)
Compared to the typical price of $326
$203$326
per person · round trip
Sign up to book this deal
Create a free account to unlock booking links and save your favorite deals.
Flight Details
Cabin
Economy
Departs
Apr 30, 2026
Returns
May 3, 2026
Planning your trip to San Juan?
Complete your trip with these deals.