$145 Cheap Frontier Airlines flights Austin (AUS) to San Juan (SJU)

$145 Cheap Frontier Airlines flights Austin (AUS) to San Juan (SJU)

Prices were available within the past 7 days and start at $145 for one-way flights and $366 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Sep 29 - Sun, Oct 12

AUS

Austin

SJU

San Juan

$366 Roundtrip, found 4 hours ago

$366

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Mon, Sep 29 from Austin to San Juan, returning Sun, Oct 12, priced at $366 found 4 hours ago

Sun, Sep 28 - Tue, Oct 14

AUS

Austin

SJU

San Juan

$396 Roundtrip, found 5 hours ago

$396

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Sun, Sep 28 from Austin to San Juan, returning Tue, Oct 14, priced at $396 found 5 hours ago

Sun, Sep 28 - Tue, Oct 14

AUS

Austin

SJU

San Juan

$405 Roundtrip, found 5 hours ago

$405

Roundtrip

found 5 hours ago

Select Frontier Airlines flight, departing Sun, Sep 28 from Austin to San Juan, returning Tue, Oct 14, priced at $405 found 5 hours ago

Thu, Oct 2 - Sun, Oct 12

AUS

Austin

SJU

San Juan

$424 Roundtrip, found 4 hours ago

$424

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Thu, Oct 2 from Austin to San Juan, returning Sun, Oct 12, priced at $424 found 4 hours ago

Mon, Sep 29 - Sat, Oct 18

AUS

Austin

SJU

San Juan

$429 Roundtrip, found 4 hours ago

$429

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Mon, Sep 29 from Austin to San Juan, returning Sat, Oct 18, priced at $429 found 4 hours ago

Mon, Sep 29 - Wed, Oct 15

AUS

Austin

SJU

San Juan

$460 Roundtrip, found 4 hours ago

$460

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Mon, Sep 29 from Austin to San Juan, returning Wed, Oct 15, priced at $460 found 4 hours ago

Thu, Oct 2 - Wed, Oct 15

AUS

Austin

SJU

San Juan

$518 Roundtrip, found 4 hours ago

$518

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Thu, Oct 2 from Austin to San Juan, returning Wed, Oct 15, priced at $518 found 4 hours ago

Thu, Dec 18 - Sat, Jan 10

AUS

Austin

SJU

San Juan

$544 Roundtrip, found 3 days ago

$544

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Thu, Dec 18 from Austin to San Juan, returning Sat, Jan 10, priced at $544 found 3 days ago

Mon, Sep 29 - Mon, Oct 13

AUS

Austin

SJU

San Juan

$551 Roundtrip, found 4 hours ago

$551

Roundtrip

found 4 hours ago

Select Frontier Airlines flight, departing Mon, Sep 29 from Austin to San Juan, returning Mon, Oct 13, priced at $551 found 4 hours ago