Flights from Fontana

Cheapest flights from Fontana

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.

Thu, Sep 17 - Thu, Sep 17

ONT

Ontario Intl. Airport

SFO

San Francisco Intl.

$56 Roundtrip, found 4 days ago

$56

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Thu, Sep 17 from Ontario Intl. Airport to San Francisco Intl., returning Thu, Sep 17, priced at $56 found 4 days ago

Mon, Aug 31 - Tue, Sep 8

ONT

Ontario Intl. Airport

SFO

San Francisco Intl.

$70 Roundtrip, found 2 days ago

$70

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Aug 31 from Ontario Intl. Airport to San Francisco Intl., returning Tue, Sep 8, priced at $70 found 2 days ago

Wed, Sep 2 - Fri, Sep 11

ONT

Ontario Intl. Airport

SFO

San Francisco Intl.

$73 Roundtrip, found 2 days ago

$73

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Sep 2 from Ontario Intl. Airport to San Francisco Intl., returning Fri, Sep 11, priced at $73 found 2 days ago

Mon, Sep 14 - Mon, Sep 14

ONT

Ontario Intl. Airport

SFO

San Francisco Intl.

$76 Roundtrip, found 4 days ago

$76

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Mon, Sep 14 from Ontario Intl. Airport to San Francisco Intl., returning Mon, Sep 14, priced at $76 found 4 days ago

Thu, Aug 20 - Fri, Aug 21

ONT

Ontario Intl. Airport

SEA

Seattle - Tacoma Intl.

$98 Roundtrip, found 6 days ago

$98

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Aug 20 from Ontario Intl. Airport to Seattle - Tacoma Intl., returning Fri, Aug 21, priced at $98 found 6 days ago

Thu, Aug 20 - Sat, Aug 22

ONT

Ontario Intl. Airport

SEA

Seattle - Tacoma Intl.

$103 Roundtrip, found 6 days ago

$103

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Thu, Aug 20 from Ontario Intl. Airport to Seattle - Tacoma Intl., returning Sat, Aug 22, priced at $103 found 6 days ago

Fri, Aug 28 - Fri, Aug 28

ONT

Ontario Intl. Airport

LAS

Harry Reid Intl.

$123 Roundtrip, found 2 days ago

$123

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Aug 28 from Ontario Intl. Airport to Harry Reid Intl., returning Fri, Aug 28, priced at $123 found 2 days ago

Tue, Sep 1 - Wed, Sep 2

ONT

Ontario Intl. Airport

PHX

Sky Harbor Intl.

$152 Roundtrip, found 1 day ago

$152

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Sep 1 from Ontario Intl. Airport to Sky Harbor Intl., returning Wed, Sep 2, priced at $152 found 1 day ago

Fri, Aug 21 - Sun, Aug 23

ONT

Ontario Intl. Airport

DFW

Dallas-Fort Worth Intl.

$158 Roundtrip, found 3 days ago

$158

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Fri, Aug 21 from Ontario Intl. Airport to Dallas-Fort Worth Intl., returning Sun, Aug 23, priced at $158 found 3 days ago

Mon, Nov 9 - Thu, Nov 12

ONT

Ontario Intl. Airport

PDX

Portland Intl.

$208 Roundtrip, found 5 days ago

$208

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Mon, Nov 9 from Ontario Intl. Airport to Portland Intl., returning Thu, Nov 12, priced at $208 found 5 days ago

Thu, Oct 22 - Sat, Oct 24

ONT

Ontario Intl. Airport

PDX

Portland Intl.

$243 Roundtrip, found 5 days ago

$243

Roundtrip

found 5 days ago

Select Southwest Airlines flight, departing Thu, Oct 22 from Ontario Intl. Airport to Portland Intl., returning Sat, Oct 24, priced at $243 found 5 days ago

Tue, Oct 20 - Tue, Nov 3

ONT

Ontario Intl. Airport

PDX

Portland Intl.

$247 Roundtrip, found 5 days ago

$247

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Tue, Oct 20 from Ontario Intl. Airport to Portland Intl., returning Tue, Nov 3, priced at $247 found 5 days ago

Sat, Dec 5 - Sat, Dec 12

ONT

Ontario Intl. Airport

DAL

Love Field

$255 Roundtrip, found 6 days ago

$255

Roundtrip

found 6 days ago

Select Southwest Airlines flight, departing Sat, Dec 5 from Ontario Intl. Airport to Love Field, returning Sat, Dec 12, priced at $255 found 6 days ago

Sat, Sep 5 - Wed, Sep 23

ONT

Ontario Intl. Airport

PDX

Portland Intl.

$257 Roundtrip, found 5 days ago

$257

Roundtrip

found 5 days ago

Select Delta flight, departing Sat, Sep 5 from Ontario Intl. Airport to Portland Intl., returning Wed, Sep 23, priced at $257 found 5 days ago

Thu, Oct 22 - Sat, Oct 24

ONT

Ontario Intl. Airport

PDX

Portland Intl.

$267 Roundtrip, found 5 days ago

$267

Roundtrip

found 5 days ago

Select United flight, departing Thu, Oct 22 from Ontario Intl. Airport to Portland Intl., returning Sat, Oct 24, priced at $267 found 5 days ago

Thu, Oct 22 - Sat, Oct 24

ONT

Ontario Intl. Airport

PDX

Portland Intl.

$272 Roundtrip, found 5 days ago

$272

Roundtrip

found 5 days ago

Select American Airlines flight, departing Thu, Oct 22 from Ontario Intl. Airport to Portland Intl., returning Sat, Oct 24, priced at $272 found 5 days ago

Tue, Aug 11 - Wed, Aug 12

ONT

Ontario Intl. Airport

GDL

Don Miguel Hidalgo y Costilla Intl.

$391 Roundtrip, found 2 days ago

$391

Roundtrip

found 2 days ago

Select Aeromexico flight, departing Tue, Aug 11 from Ontario Intl. Airport to Don Miguel Hidalgo y Costilla Intl., returning Wed, Aug 12, priced at $391 found 2 days ago

Fri, Sep 11 - Wed, Sep 30

ONT

Ontario Intl. Airport

MEX

Mexico City Intl.

$458 Roundtrip, found 3 days ago

$458

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Fri, Sep 11 from Ontario Intl. Airport to Mexico City Intl., returning Wed, Sep 30, priced at $458 found 3 days ago

Mon, May 3 - Tue, May 11

ONT

Ontario Intl. Airport

PAE

Seattle Paine Field Intl. Airport

$487 Roundtrip, found 5 days ago

$487

Roundtrip

found 5 days ago

Select Alaska Airlines flight, departing Mon, May 3 from Ontario Intl. Airport to Seattle Paine Field Intl. Airport, returning Tue, May 11, priced at $487 found 5 days ago

Fri, Aug 14 - Sun, Aug 16

ONT

Ontario Intl. Airport

GDL

Don Miguel Hidalgo y Costilla Intl.

$596 Roundtrip, found 2 days ago

$596

Roundtrip

found 2 days ago

Select Volaris flight, departing Fri, Aug 14 from Ontario Intl. Airport to Don Miguel Hidalgo y Costilla Intl., returning Sun, Aug 16, priced at $596 found 2 days ago