$124 Cheap Frontier Airlines flights Grand Rapids (GRR) to Ontario (ONT)

$124 Cheap Frontier Airlines flights Grand Rapids (GRR) to Ontario (ONT)

Prices were available within the past 7 days and start at $124 for one-way flights and $248 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Oct 18 - Sat, Oct 25

GRR

Grand Rapids

ONT

Ontario

$248 Roundtrip, found 19 hours ago

$248

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sat, Oct 18 from Grand Rapids to Ontario, returning Sat, Oct 25, priced at $248 found 19 hours ago

Sat, Oct 18 - Thu, Oct 23

GRR

Grand Rapids

ONT

Ontario

$258 Roundtrip, found 19 hours ago

$258

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sat, Oct 18 from Grand Rapids to Ontario, returning Thu, Oct 23, priced at $258 found 19 hours ago

Thu, Oct 16 - Thu, Oct 23

GRR

Grand Rapids

ONT

Ontario

$268 Roundtrip, found 19 hours ago

$268

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Thu, Oct 16 from Grand Rapids to Ontario, returning Thu, Oct 23, priced at $268 found 19 hours ago

Sat, Oct 18 - Sun, Oct 26

GRR

Grand Rapids

ONT

Ontario

$288 Roundtrip, found 19 hours ago

$288

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Sat, Oct 18 from Grand Rapids to Ontario, returning Sun, Oct 26, priced at $288 found 19 hours ago

Thu, Oct 16 - Sun, Oct 26

GRR

Grand Rapids

ONT

Ontario

$298 Roundtrip, found 19 hours ago

$298

Roundtrip

found 19 hours ago

Select Frontier Airlines flight, departing Thu, Oct 16 from Grand Rapids to Ontario, returning Sun, Oct 26, priced at $298 found 19 hours ago