Cheap Frontier Airlines flights Ontario (ONT) to Detroit (DTW)

Cheap Frontier Airlines flights Ontario (ONT) to Detroit (DTW)

Prices were available within the past 7 days and start at for one-way flights and $195 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Mar 16 - Sat, Mar 21

ONT

Ontario

DTW

Detroit

$195 Roundtrip, found 2 days ago

$195

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Mar 16 from Ontario to Detroit, returning Sat, Mar 21, priced at $195 found 2 days ago

Mon, Mar 16 - Thu, Mar 19

ONT

Ontario

DTW

Detroit

$230 Roundtrip, found 2 days ago

$230

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Mar 16 from Ontario to Detroit, returning Thu, Mar 19, priced at $230 found 2 days ago

Fri, Mar 20 - Sat, Mar 21

ONT

Ontario

DTW

Detroit

$255 Roundtrip, found 2 days ago

$255

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Mar 20 from Ontario to Detroit, returning Sat, Mar 21, priced at $255 found 2 days ago