Cheap Frontier Airlines flights Kansas City (MCI) to Ontario (ONT)

Cheap Frontier Airlines flights Kansas City (MCI) to Ontario (ONT)

Prices were available within the past 7 days and start at for one-way flights and $170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Fri, Jul 25 - Wed, Jul 30

MCI

Kansas City

ONT

Ontario

$170 Roundtrip, found 3 days ago

$170

Roundtrip

found 3 days ago

Select Frontier Airlines flight, departing Fri, Jul 25 from Kansas City to Ontario, returning Wed, Jul 30, priced at $170 found 3 days ago

Mon, Oct 27 - Thu, Oct 30

MCI

Kansas City

ONT

Ontario

$207 Roundtrip, found 1 day ago

$207

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Oct 27 from Kansas City to Ontario, returning Thu, Oct 30, priced at $207 found 1 day ago

Thu, Nov 13 - Mon, Nov 17

MCI

Kansas City

ONT

Ontario

$229 Roundtrip, found 1 day ago

$229

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Nov 13 from Kansas City to Ontario, returning Mon, Nov 17, priced at $229 found 1 day ago

Fri, Jun 20 - Fri, Jun 27

MCI

Kansas City

ONT

Ontario

$240 Roundtrip, found 20 hours ago

$240

Roundtrip

found 20 hours ago

Select Frontier Airlines flight, departing Fri, Jun 20 from Kansas City to Ontario, returning Fri, Jun 27, priced at $240 found 20 hours ago