$93 Cheap Frontier Airlines flights Boston (BOS) to San Juan (SJU)

$93 Cheap Frontier Airlines flights Boston (BOS) to San Juan (SJU)

Prices were available within the past 7 days and start at $93 for one-way flights and $196 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, May 5 - Fri, May 22

BOS

Boston

SJU

San Juan

$196 Roundtrip, found 10 hours ago

$196

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Tue, May 5 from Boston to San Juan, returning Fri, May 22, priced at $196 found 10 hours ago

Mon, May 11 - Sat, May 23

BOS

Boston

SJU

San Juan

$206 Roundtrip, found 10 hours ago

$206

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Mon, May 11 from Boston to San Juan, returning Sat, May 23, priced at $206 found 10 hours ago

Sun, May 10 - Sat, May 23

BOS

Boston

SJU

San Juan

$214 Roundtrip, found 10 hours ago

$214

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Sun, May 10 from Boston to San Juan, returning Sat, May 23, priced at $214 found 10 hours ago

Sun, May 10 - Wed, May 27

BOS

Boston

SJU

San Juan

$222 Roundtrip, found 10 hours ago

$222

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Sun, May 10 from Boston to San Juan, returning Wed, May 27, priced at $222 found 10 hours ago

Tue, May 5 - Thu, May 21

BOS

Boston

SJU

San Juan

$229 Roundtrip, found 10 hours ago

$229

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Tue, May 5 from Boston to San Juan, returning Thu, May 21, priced at $229 found 10 hours ago

Sat, May 30 - Thu, Jun 4

BOS

Boston

SJU

San Juan

$229 Roundtrip, found 10 hours ago

$229

Roundtrip

found 10 hours ago

Select Frontier Airlines flight, departing Sat, May 30 from Boston to San Juan, returning Thu, Jun 4, priced at $229 found 10 hours ago