Cheap Frontier Airlines flights Ontario Intl. Airport (ONT) to Miami (MIA)

Cheap Frontier Airlines flights Ontario Intl. Airport (ONT) to Miami (MIA)

Prices were available within the past 7 days and start at for one-way flights and $320 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Oct 13 - Tue, Oct 20

ONT

Ontario

MIA

Miami

$320 Roundtrip, found 1 day ago

$320

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Oct 13 from Ontario to Miami, returning Tue, Oct 20, priced at $320 found 1 day ago

Tue, Oct 13 - Sat, Oct 31

ONT

Ontario

MIA

Miami

$340 Roundtrip, found 1 day ago

$340

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Oct 13 from Ontario to Miami, returning Sat, Oct 31, priced at $340 found 1 day ago

Tue, Oct 13 - Mon, Oct 19

ONT

Ontario

MIA

Miami

$360 Roundtrip, found 1 day ago

$360

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Oct 13 from Ontario to Miami, returning Mon, Oct 19, priced at $360 found 1 day ago

Sat, Oct 3 - Mon, Oct 19

ONT

Ontario

MIA

Miami

$380 Roundtrip, found 1 day ago

$380

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sat, Oct 3 from Ontario to Miami, returning Mon, Oct 19, priced at $380 found 1 day ago

Mon, Oct 12 - Mon, Oct 19

ONT

Ontario

MIA

Miami

$400 Roundtrip, found 1 day ago

$400

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Oct 12 from Ontario to Miami, returning Mon, Oct 19, priced at $400 found 1 day ago