$289 Cheap American Airlines flights Washington (IAD) to Ontario (ONT)

$289 Cheap American Airlines flights Washington (IAD) to Ontario (ONT)

Prices were available within the past 7 days and start at $289 for one-way flights and $408 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Thu, Feb 19 - Sat, Feb 21

IAD

Washington

ONT

Ontario

$408 Roundtrip, found 2 days ago

$408

Roundtrip

found 2 days ago

Select American Airlines flight, departing Thu, Feb 19 from Washington to Ontario, returning Sat, Feb 21, priced at $408 found 2 days ago

Wed, Feb 11 - Sun, Mar 1

IAD

Washington

ONT

Ontario

$457 Roundtrip, found 22 hours ago

$457

Roundtrip

found 22 hours ago

Select American Airlines flight, departing Wed, Feb 11 from Washington to Ontario, returning Sun, Mar 1, priced at $457 found 22 hours ago

Thu, Apr 9 - Wed, Apr 22

IAD

Washington

ONT

Ontario

$487 Roundtrip, found 1 day ago

$487

Roundtrip

found 1 day ago

Select American Airlines flight, departing Thu, Apr 9 from Washington to Ontario, returning Wed, Apr 22, priced at $487 found 1 day ago

Mon, May 18 - Wed, May 20

IAD

Washington

ONT

Ontario

$487 Roundtrip, found 5 days ago

$487

Roundtrip

found 5 days ago

Select American Airlines flight, departing Mon, May 18 from Washington to Ontario, returning Wed, May 20, priced at $487 found 5 days ago

Tue, Mar 10 - Fri, Mar 27

IAD

Washington

ONT

Ontario

$488 Roundtrip, found 22 hours ago

$488

Roundtrip

found 22 hours ago

Select American Airlines flight, departing Tue, Mar 10 from Washington to Ontario, returning Fri, Mar 27, priced at $488 found 22 hours ago

Mon, May 18 - Wed, May 20

IAD

Washington

ONT

Ontario

$528 Roundtrip, found 5 days ago

$528

Roundtrip

found 5 days ago

Select American Airlines flight, departing Mon, May 18 from Washington to Ontario, returning Wed, May 20, priced at $528 found 5 days ago