$85 Cheap Frontier Airlines flights Atlanta (ATL) to Ontario (ONT)

$85 Cheap Frontier Airlines flights Atlanta (ATL) to Ontario (ONT)

Prices were available within the past 7 days and start at $85 for one-way flights and $170 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Sat, Apr 25 - Wed, Apr 29

ATL

Atlanta

ONT

Ontario

$170 Roundtrip, found 5 days ago

$170

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Apr 25 from Atlanta to Ontario, returning Wed, Apr 29, priced at $170 found 5 days ago

Sat, Apr 25 - Wed, Apr 29

ATL

Atlanta

ONT

Ontario

$195 Roundtrip, found 5 days ago

$195

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Apr 25 from Atlanta to Ontario, returning Wed, Apr 29, priced at $195 found 5 days ago

Fri, Apr 24 - Thu, Apr 30

ATL

Atlanta

ONT

Ontario

$220 Roundtrip, found 6 days ago

$220

Roundtrip

found 6 days ago

Select Frontier Airlines flight, departing Fri, Apr 24 from Atlanta to Ontario, returning Thu, Apr 30, priced at $220 found 6 days ago

Sat, Apr 25 - Wed, Apr 29

ATL

Atlanta

ONT

Ontario

$230 Roundtrip, found 5 days ago

$230

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Apr 25 from Atlanta to Ontario, returning Wed, Apr 29, priced at $230 found 5 days ago

Sat, Apr 25 - Wed, Apr 29

ATL

Atlanta

ONT

Ontario

$255 Roundtrip, found 5 days ago

$255

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Apr 25 from Atlanta to Ontario, returning Wed, Apr 29, priced at $255 found 5 days ago

Sat, Apr 25 - Wed, Apr 29

ATL

Atlanta

ONT

Ontario

$309 Roundtrip, found 5 days ago

$309

Roundtrip

found 5 days ago

Select Frontier Airlines flight, departing Sat, Apr 25 from Atlanta to Ontario, returning Wed, Apr 29, priced at $309 found 5 days ago