$150 Cheap Frontier Airlines flights Buffalo (BUF) to Ontario (ONT)

$150 Cheap Frontier Airlines flights Buffalo (BUF) to Ontario (ONT)

Prices were available within the past 7 days and start at $150 for one-way flights and $288 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Mon, Aug 18 - Fri, Aug 22

BUF

Buffalo

ONT

Ontario

$288 Roundtrip, found 1 day ago

$288

Roundtrip

found 1 day ago

Select Frontier Airlines flight, departing Mon, Aug 18 from Buffalo to Ontario, returning Fri, Aug 22, priced at $288 found 1 day ago

Wed, Jul 30 - Mon, Aug 4

BUF

Buffalo

ONT

Ontario

$388 Roundtrip, found 2 days ago

$388

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Jul 30 from Buffalo to Ontario, returning Mon, Aug 4, priced at $388 found 2 days ago

Fri, Aug 1 - Wed, Aug 6

BUF

Buffalo

ONT

Ontario

$408 Roundtrip, found 2 days ago

$408

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Aug 1 from Buffalo to Ontario, returning Wed, Aug 6, priced at $408 found 2 days ago

Fri, Aug 1 - Wed, Aug 6

BUF

Buffalo

ONT

Ontario

$414 Roundtrip, found 2 days ago

$414

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Aug 1 from Buffalo to Ontario, returning Wed, Aug 6, priced at $414 found 2 days ago

Fri, Aug 1 - Wed, Aug 6

BUF

Buffalo

ONT

Ontario

$436 Roundtrip, found 2 days ago

$436

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Aug 1 from Buffalo to Ontario, returning Wed, Aug 6, priced at $436 found 2 days ago

Fri, Aug 1 - Sun, Aug 3

BUF

Buffalo

ONT

Ontario

$456 Roundtrip, found 2 days ago

$456

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Fri, Aug 1 from Buffalo to Ontario, returning Sun, Aug 3, priced at $456 found 2 days ago

Mon, Aug 4 - Fri, Aug 8

BUF

Buffalo

ONT

Ontario

$556 Roundtrip, found 2 days ago

$556

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Mon, Aug 4 from Buffalo to Ontario, returning Fri, Aug 8, priced at $556 found 2 days ago

Wed, Jul 30 - Sun, Aug 3

BUF

Buffalo

ONT

Ontario

$568 Roundtrip, found 2 days ago

$568

Roundtrip

found 2 days ago

Select Frontier Airlines flight, departing Wed, Jul 30 from Buffalo to Ontario, returning Sun, Aug 3, priced at $568 found 2 days ago