Cheap Frontier Airlines Airfare & Plane Tickets

Top Flight Deals

These prices were available within the past 7 days. Prices quoted are per person, round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Nov 21 - Wed, Dec 2

LAX

Los Angeles Intl.

SFO

San Francisco Intl.

$70 Roundtrip, found 13 hours ago

$70

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sat, Nov 21 from Los Angeles Intl. to San Francisco Intl., returning Wed, Dec 2, priced at $70 found 13 hours ago

Tue, Nov 24 - Sat, Dec 5

LAX

Los Angeles Intl.

SFO

San Francisco Intl.

$84 Roundtrip, found 13 hours ago

$84

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Tue, Nov 24 from Los Angeles Intl. to San Francisco Intl., returning Sat, Dec 5, priced at $84 found 13 hours ago

Tue, Nov 24 - Sat, Dec 5

LAX

Los Angeles Intl.

SFO

San Francisco Intl.

$90 Roundtrip, found 13 hours ago

$90

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Tue, Nov 24 from Los Angeles Intl. to San Francisco Intl., returning Sat, Dec 5, priced at $90 found 13 hours ago

Tue, Nov 24 - Sat, Dec 5

LAX

Los Angeles Intl.

SFO

San Francisco Intl.

$99 Roundtrip, found 13 hours ago

$99

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Tue, Nov 24 from Los Angeles Intl. to San Francisco Intl., returning Sat, Dec 5, priced at $99 found 13 hours ago

Tue, Nov 24 - Sat, Dec 5

LAX

Los Angeles Intl.

SFO

San Francisco Intl.

$104 Roundtrip, found 13 hours ago

$104

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Tue, Nov 24 from Los Angeles Intl. to San Francisco Intl., returning Sat, Dec 5, priced at $104 found 13 hours ago

Sun, Nov 8 - Fri, Nov 13

LAX

Los Angeles Intl.

LAS

Harry Reid Intl.

$108 Roundtrip, found 3 days ago

$108

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Sun, Nov 8 from Los Angeles Intl. to Harry Reid Intl., returning Fri, Nov 13, priced at $108 found 3 days ago

Tue, Nov 24 - Sat, Dec 5

LAX

Los Angeles Intl.

SFO

San Francisco Intl.

$110 Roundtrip, found 13 hours ago

$110

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Tue, Nov 24 from Los Angeles Intl. to San Francisco Intl., returning Sat, Dec 5, priced at $110 found 13 hours ago

Thu, Nov 26 - Tue, Dec 1

LAX

Los Angeles Intl.

SFO

San Francisco Intl.

$112 Roundtrip, found 13 hours ago

$112

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Thu, Nov 26 from Los Angeles Intl. to San Francisco Intl., returning Tue, Dec 1, priced at $112 found 13 hours ago

Sun, Nov 22 - Tue, Dec 1

LAX

Los Angeles Intl.

SFO

San Francisco Intl.

$119 Roundtrip, found 13 hours ago

$119

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sun, Nov 22 from Los Angeles Intl. to San Francisco Intl., returning Tue, Dec 1, priced at $119 found 13 hours ago

Sun, Nov 22 - Tue, Dec 1

LAX

Los Angeles Intl.

SFO

San Francisco Intl.

$124 Roundtrip, found 13 hours ago

$124

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sun, Nov 22 from Los Angeles Intl. to San Francisco Intl., returning Tue, Dec 1, priced at $124 found 13 hours ago

Tue, Nov 24 - Sat, Dec 5

LAX

Los Angeles Intl.

SFO

San Francisco Intl.

$126 Roundtrip, found 13 hours ago

$126

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Tue, Nov 24 from Los Angeles Intl. to San Francisco Intl., returning Sat, Dec 5, priced at $126 found 13 hours ago

Sun, Nov 15 - Mon, Nov 23

LAX

Los Angeles Intl.

LAS

Harry Reid Intl.

$132 Roundtrip, found 4 days ago

$132

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Nov 15 from Los Angeles Intl. to Harry Reid Intl., returning Mon, Nov 23, priced at $132 found 4 days ago

Wed, Feb 3 - Thu, Feb 11

LAX

Los Angeles Intl.

LAS

Harry Reid Intl.

$137 Roundtrip, found 16 hours ago

$137

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Wed, Feb 3 from Los Angeles Intl. to Harry Reid Intl., returning Thu, Feb 11, priced at $137 found 16 hours ago

Thu, Feb 4 - Thu, Feb 11

LAX

Los Angeles Intl.

LAS

Harry Reid Intl.

$138 Roundtrip, found 16 hours ago

$138

Roundtrip

found 16 hours ago

Select Frontier Airlines flight, departing Thu, Feb 4 from Los Angeles Intl. to Harry Reid Intl., returning Thu, Feb 11, priced at $138 found 16 hours ago

Sun, Nov 15 - Sat, Nov 21

LAX

Los Angeles Intl.

LAS

Harry Reid Intl.

$139 Roundtrip, just found

$139

Roundtrip

just found

Select Frontier Airlines flight, departing Sun, Nov 15 from Los Angeles Intl. to Harry Reid Intl., returning Sat, Nov 21, priced at $139 just found

Sun, Nov 22 - Tue, Dec 1

LAX

Los Angeles Intl.

SFO

San Francisco Intl.

$144 Roundtrip, found 13 hours ago

$144

Roundtrip

found 13 hours ago

Select Frontier Airlines flight, departing Sun, Nov 22 from Los Angeles Intl. to San Francisco Intl., returning Tue, Dec 1, priced at $144 found 13 hours ago

Sun, Nov 15 - Sun, Nov 22

LAX

Los Angeles Intl.

LAS

Harry Reid Intl.

$145 Roundtrip, found 4 days ago

$145

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Nov 15 from Los Angeles Intl. to Harry Reid Intl., returning Sun, Nov 22, priced at $145 found 4 days ago

Thu, Nov 19 - Thu, Nov 26

LAX

Los Angeles Intl.

DFW

Dallas-Fort Worth Intl.

$185 Roundtrip, found 6 days ago

$185

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Nov 19 from Los Angeles Intl. to Dallas-Fort Worth Intl., returning Thu, Nov 26, priced at $185 found 6 days ago

Thu, Nov 19 - Sat, Dec 5

LAX

Los Angeles Intl.

SEA

Seattle - Tacoma Intl.

$189 Roundtrip, found 4 days ago

$189

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Nov 19 from Los Angeles Intl. to Seattle - Tacoma Intl., returning Sat, Dec 5, priced at $189 found 4 days ago

Wed, Jan 13 - Tue, Jan 19

LAX

Los Angeles Intl.

MIA

Miami Intl.

$264 Roundtrip, found 8 hours ago

$264

Roundtrip

found 8 hours ago

Select Frontier Airlines flight, departing Wed, Jan 13 from Los Angeles Intl. to Miami Intl., returning Tue, Jan 19, priced at $264 found 8 hours ago