Cheap Frontier Airlines flights Raleigh (RDU) to Ontario Intl. Airport (ONT)

Cheap Frontier Airlines flights Raleigh (RDU) to Ontario Intl. Airport (ONT)

Prices were available within the past 7 days and start at for one-way flights and $267 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 18 - Thu, Sep 3

RDU

Raleigh

ONT

Ontario

$267 Roundtrip, found 1 day ago

$267

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Aug 18 from Raleigh to Ontario, returning Thu, Sep 3, priced at $267 found 1 day ago

Thu, Aug 20 - Mon, Aug 31

RDU

Raleigh

ONT

Ontario

$274 Roundtrip, found 1 day ago

$274

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Aug 20 from Raleigh to Ontario, returning Mon, Aug 31, priced at $274 found 1 day ago

Fri, Aug 21 - Thu, Sep 3

RDU

Raleigh

ONT

Ontario

$301 Roundtrip, found 1 day ago

$301

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Fri, Aug 21 from Raleigh to Ontario, returning Thu, Sep 3, priced at $301 found 1 day ago