$110 Cheap Frontier Airlines flights Spokane (GEG) to Ontario (ONT)

$110 Cheap Frontier Airlines flights Spokane (GEG) to Ontario (ONT)

Prices were available within the past 7 days and start at $110 for one-way flights and $208 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Tue, Aug 12 - Wed, Aug 13

GEG

Spokane

ONT

Ontario

$208 Roundtrip, found 1 day ago

$208

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Tue, Aug 12 from Spokane to Ontario, returning Wed, Aug 13, priced at $208 found 1 day ago

Tue, Aug 12 - Thu, Aug 14

GEG

Spokane

ONT

Ontario

$213 Roundtrip, found 17 hours ago

$213

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Tue, Aug 12 from Spokane to Ontario, returning Thu, Aug 14, priced at $213 found 17 hours ago

Thu, Aug 14 - Thu, Aug 21

GEG

Spokane

ONT

Ontario

$228 Roundtrip, found 1 day ago

$228

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Thu, Aug 14 from Spokane to Ontario, returning Thu, Aug 21, priced at $228 found 1 day ago

Tue, Aug 12 - Thu, Aug 14

GEG

Spokane

ONT

Ontario

$290 Roundtrip, found 17 hours ago

$290

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Tue, Aug 12 from Spokane to Ontario, returning Thu, Aug 14, priced at $290 found 17 hours ago

Sun, Aug 10 - Tue, Aug 12

GEG

Spokane

ONT

Ontario

$366 Roundtrip, found 1 day ago

$366

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Aug 10 from Spokane to Ontario, returning Tue, Aug 12, priced at $366 found 1 day ago

Sun, Aug 10 - Thu, Aug 14

GEG

Spokane

ONT

Ontario

$377 Roundtrip, found 1 day ago

$377

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Sun, Aug 10 from Spokane to Ontario, returning Thu, Aug 14, priced at $377 found 1 day ago

Tue, Aug 12 - Thu, Aug 14

GEG

Spokane

ONT

Ontario

$428 Roundtrip, found 17 hours ago

$428

Roundtrip

found 17 hours ago

Select Frontier Airlines flight, departing Tue, Aug 12 from Spokane to Ontario, returning Thu, Aug 14, priced at $428 found 17 hours ago