$164 Cheap Frontier Airlines flights Washington (IAD) to San Juan (SJU)

$164 Cheap Frontier Airlines flights Washington (IAD) to San Juan (SJU)

Prices were available within the past 7 days and start at $164 for one-way flights and $268 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Dec 7 - Thu, Dec 11

IAD

Washington

SJU

San Juan

$268 Roundtrip, found 4 days ago

$268

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Dec 7 from Washington to San Juan, returning Thu, Dec 11, priced at $268 found 4 days ago

Thu, Dec 4 - Sun, Dec 7

IAD

Washington

SJU

San Juan

$279 Roundtrip, found 4 days ago

$279

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Dec 4 from Washington to San Juan, returning Sun, Dec 7, priced at $279 found 4 days ago

Sun, Dec 7 - Tue, Dec 16

IAD

Washington

SJU

San Juan

$281 Roundtrip, found 4 days ago

$281

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Dec 7 from Washington to San Juan, returning Tue, Dec 16, priced at $281 found 4 days ago

Sun, Aug 31 - Wed, Sep 3

IAD

Washington

SJU

San Juan

$284 Roundtrip, found 2 days ago

$284

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Aug 31 from Washington to San Juan, returning Wed, Sep 3, priced at $284 found 2 days ago

Thu, Dec 4 - Sun, Dec 7

IAD

Washington

SJU

San Juan

$290 Roundtrip, found 4 days ago

$290

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Dec 4 from Washington to San Juan, returning Sun, Dec 7, priced at $290 found 4 days ago

Sat, Aug 30 - Sun, Aug 31

IAD

Washington

SJU

San Juan

$298 Roundtrip, found 2 days ago

$298

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Aug 30 from Washington to San Juan, returning Sun, Aug 31, priced at $298 found 2 days ago

Sun, Dec 7 - Mon, Dec 15

IAD

Washington

SJU

San Juan

$309 Roundtrip, found 4 days ago

$309

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Dec 7 from Washington to San Juan, returning Mon, Dec 15, priced at $309 found 4 days ago