Cheap Frontier Airlines flights San Juan (SJU) to San Francisco (SFO)

Cheap Frontier Airlines flights San Juan (SJU) to San Francisco (SFO)

Prices were available within the past 7 days and start at for one-way flights and $278 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Aug 7 - Sat, Aug 16

SJU

San Juan

SFO

San Francisco

$278 Roundtrip, found 2 days ago

$278

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 7 from San Juan to San Francisco, returning Sat, Aug 16, priced at $278 found 2 days ago

Thu, Aug 7 - Wed, Aug 13

SJU

San Juan

SFO

San Francisco

$299 Roundtrip, found 2 days ago

$299

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 7 from San Juan to San Francisco, returning Wed, Aug 13, priced at $299 found 2 days ago

Thu, Aug 7 - Tue, Aug 12

SJU

San Juan

SFO

San Francisco

$318 Roundtrip, found 2 days ago

$318

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 7 from San Juan to San Francisco, returning Tue, Aug 12, priced at $318 found 2 days ago

Fri, Aug 8 - Sat, Aug 16

SJU

San Juan

SFO

San Francisco

$336 Roundtrip, found 2 days ago

$336

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Aug 8 from San Juan to San Francisco, returning Sat, Aug 16, priced at $336 found 2 days ago

Thu, Aug 7 - Thu, Aug 14

SJU

San Juan

SFO

San Francisco

$339 Roundtrip, found 2 days ago

$339

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Aug 7 from San Juan to San Francisco, returning Thu, Aug 14, priced at $339 found 2 days ago

Fri, Aug 8 - Wed, Aug 13

SJU

San Juan

SFO

San Francisco

$360 Roundtrip, found 2 days ago

$360

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Aug 8 from San Juan to San Francisco, returning Wed, Aug 13, priced at $360 found 2 days ago

Fri, Aug 8 - Tue, Aug 12

SJU

San Juan

SFO

San Francisco

$379 Roundtrip, found 2 days ago

$379

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Aug 8 from San Juan to San Francisco, returning Tue, Aug 12, priced at $379 found 2 days ago

Fri, Aug 8 - Thu, Aug 14

SJU

San Juan

SFO

San Francisco

$400 Roundtrip, found 2 days ago

$400

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Aug 8 from San Juan to San Francisco, returning Thu, Aug 14, priced at $400 found 2 days ago

Tue, Aug 12 - Sat, Aug 16

SJU

San Juan

SFO

San Francisco

$406 Roundtrip, found 2 days ago

$406

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Aug 12 from San Juan to San Francisco, returning Sat, Aug 16, priced at $406 found 2 days ago

Tue, Aug 12 - Wed, Aug 13

SJU

San Juan

SFO

San Francisco

$433 Roundtrip, found 2 days ago

$433

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Aug 12 from San Juan to San Francisco, returning Wed, Aug 13, priced at $433 found 2 days ago

Sun, Aug 10 - Sat, Aug 16

SJU

San Juan

SFO

San Francisco

$466 Roundtrip, found 2 days ago

$466

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sun, Aug 10 from San Juan to San Francisco, returning Sat, Aug 16, priced at $466 found 2 days ago

Tue, Aug 12 - Thu, Aug 14

SJU

San Juan

SFO

San Francisco

$473 Roundtrip, found 2 days ago

$473

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Tue, Aug 12 from San Juan to San Francisco, returning Thu, Aug 14, priced at $473 found 2 days ago