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 $154 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Nov 27 - Fri, Nov 28

ONT

Ontario

DTW

Detroit

$154 Roundtrip, found 23 hours ago

$154

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Thu, Nov 27 from Ontario to Detroit, returning Fri, Nov 28, priced at $154 found 23 hours ago

Sat, Nov 22 - Thu, Nov 27

ONT

Ontario

DTW

Detroit

$248 Roundtrip, found 23 hours ago

$248

Roundtrip

found 23 hours ago

Select Frontier Airlines flight, departing Sat, Nov 22 from Ontario to Detroit, returning Thu, Nov 27, priced at $248 found 23 hours ago