Cheap Frontier Airlines flights Charlotte (CLT) to Ontario (ONT)

Cheap Frontier Airlines flights Charlotte (CLT) to Ontario (ONT)

Prices were available within the past 7 days and start at for one-way flights and $331 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sun, Sep 7 - Wed, Sep 10

CLT

Charlotte

ONT

Ontario

$331 Roundtrip, found 4 days ago

$331

Roundtrip

found 4 days ago

Select Frontier Airlines flight, departing Sun, Sep 7 from Charlotte to Ontario, returning Wed, Sep 10, priced at $331 found 4 days ago

Thu, Oct 9 - Mon, Oct 13

CLT

Charlotte

ONT

Ontario

$409 Roundtrip, found 1 day ago

$409

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Oct 9 from Charlotte to Ontario, returning Mon, Oct 13, priced at $409 found 1 day ago

Sun, Oct 12 - Mon, Oct 13

CLT

Charlotte

ONT

Ontario

$564 Roundtrip, found 1 day ago

$564

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Oct 12 from Charlotte to Ontario, returning Mon, Oct 13, priced at $564 found 1 day ago