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 $208 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Jul 13 - Tue, Jul 15

IAD

Washington

SJU

San Juan

$208 Roundtrip, found 2 hours ago

$208

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Sun, Jul 13 from Washington to San Juan, returning Tue, Jul 15, priced at $208 found 2 hours ago

Tue, Jul 1 - Thu, Jul 10

IAD

Washington

SJU

San Juan

$218 Roundtrip, found 2 hours ago

$218

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Tue, Jul 1 from Washington to San Juan, returning Thu, Jul 10, priced at $218 found 2 hours ago

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

Thu, Jul 10 - Tue, Jul 15

IAD

Washington

SJU

San Juan

$234 Roundtrip, found 2 hours ago

$234

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Jul 10 from Washington to San Juan, returning Tue, Jul 15, priced at $234 found 2 hours ago

Tue, Jul 1 - Tue, Jul 8

IAD

Washington

SJU

San Juan

$244 Roundtrip, found 2 hours ago

$244

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Tue, Jul 1 from Washington to San Juan, returning Tue, Jul 8, priced at $244 found 2 hours ago

Thu, Jul 3 - Thu, Jul 10

IAD

Washington

SJU

San Juan

$323 Roundtrip, found 2 hours ago

$323

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Jul 3 from Washington to San Juan, returning Thu, Jul 10, priced at $323 found 2 hours ago

Thu, Jul 3 - Tue, Jul 8

IAD

Washington

SJU

San Juan

$349 Roundtrip, found 2 hours ago

$349

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Jul 3 from Washington to San Juan, returning Tue, Jul 8, priced at $349 found 2 hours ago

Tue, Jul 1 - Sun, Jul 6

IAD

Washington

SJU

San Juan

$378 Roundtrip, found 2 hours ago

$378

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Tue, Jul 1 from Washington to San Juan, returning Sun, Jul 6, priced at $378 found 2 hours ago

Thu, Jul 3 - Sun, Jul 6

IAD

Washington

SJU

San Juan

$483 Roundtrip, found 2 hours ago

$483

Roundtrip

found 2 hours ago

Select Frontier Airlines flight, departing Thu, Jul 3 from Washington to San Juan, returning Sun, Jul 6, priced at $483 found 2 hours ago