$215 Cheap Frontier Airlines flights Cleveland (CLE) to Ontario (ONT)

$215 Cheap Frontier Airlines flights Cleveland (CLE) to Ontario (ONT)

Prices were available within the past 7 days and start at $215 for one-way flights and $311 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Wed, Mar 11 - Tue, Mar 31

CLE

Cleveland

ONT

Ontario

$311 Roundtrip, found 2 days ago

$311

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Mar 11 from Cleveland to Ontario, returning Tue, Mar 31, priced at $311 found 2 days ago

Wed, Mar 11 - Thu, Apr 2

CLE

Cleveland

ONT

Ontario

$351 Roundtrip, found 2 days ago

$351

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Mar 11 from Cleveland to Ontario, returning Thu, Apr 2, priced at $351 found 2 days ago

Thu, Mar 12 - Tue, Mar 31

CLE

Cleveland

ONT

Ontario

$362 Roundtrip, found 2 days ago

$362

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Mar 12 from Cleveland to Ontario, returning Tue, Mar 31, priced at $362 found 2 days ago

Wed, Mar 11 - Sat, Mar 28

CLE

Cleveland

ONT

Ontario

$381 Roundtrip, found 2 days ago

$381

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Mar 11 from Cleveland to Ontario, returning Sat, Mar 28, priced at $381 found 2 days ago

Wed, Mar 11 - Sun, Mar 29

CLE

Cleveland

ONT

Ontario

$421 Roundtrip, found 2 days ago

$421

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Mar 11 from Cleveland to Ontario, returning Sun, Mar 29, priced at $421 found 2 days ago

Sat, Mar 14 - Tue, Mar 31

CLE

Cleveland

ONT

Ontario

$430 Roundtrip, found 2 days ago

$430

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Mar 14 from Cleveland to Ontario, returning Tue, Mar 31, priced at $430 found 2 days ago

Thu, Mar 12 - Fri, Mar 27

CLE

Cleveland

ONT

Ontario

$432 Roundtrip, found 2 days ago

$432

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Thu, Mar 12 from Cleveland to Ontario, returning Fri, Mar 27, priced at $432 found 2 days ago

Sat, Mar 14 - Mon, Mar 30

CLE

Cleveland

ONT

Ontario

$434 Roundtrip, found 2 days ago

$434

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Sat, Mar 14 from Cleveland to Ontario, returning Mon, Mar 30, priced at $434 found 2 days ago