$81 Cheap Frontier Airlines flights Boise (BOI) to San Diego (SAN)

$81 Cheap Frontier Airlines flights Boise (BOI) to San Diego (SAN)

Prices were available within the past 7 days and start at $81 for one-way flights and $138 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jan 23 - Thu, Jan 29

BOI

Boise

SAN

San Diego

$138 Roundtrip, found 19 hours ago

$138

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Fri, Jan 23 from Boise to San Diego, returning Thu, Jan 29, priced at $138 found 19 hours ago

Fri, Feb 6 - Sat, Feb 14

BOI

Boise

SAN

San Diego

$143 Roundtrip, found 17 hours ago

$143

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Fri, Feb 6 from Boise to San Diego, returning Sat, Feb 14, priced at $143 found 17 hours ago

Fri, Feb 6 - Sat, Feb 14

BOI

Boise

SAN

San Diego

$148 Roundtrip, found 17 hours ago

$148

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Fri, Feb 6 from Boise to San Diego, returning Sat, Feb 14, priced at $148 found 17 hours ago

Fri, Feb 20 - Sat, Feb 28

BOI

Boise

SAN

San Diego

$148 Roundtrip, found 17 hours ago

$148

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Fri, Feb 20 from Boise to San Diego, returning Sat, Feb 28, priced at $148 found 17 hours ago

Thu, Feb 26 - Wed, Mar 4

BOI

Boise

SAN

San Diego

$153 Roundtrip, found 22 hours ago

$153

Roundtrip

found 22 hours ago

Select Frontier Airlines flight, departing Thu, Feb 26 from Boise to San Diego, returning Wed, Mar 4, priced at $153 found 22 hours ago

Thu, Feb 26 - Fri, Mar 6

BOI

Boise

SAN

San Diego

$158 Roundtrip, found 17 hours ago

$158

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Thu, Feb 26 from Boise to San Diego, returning Fri, Mar 6, priced at $158 found 17 hours ago