$239 Cheap American Airlines flights Detroit (DTW) to Ontario (ONT)

View $239 flight on Tue, Oct 28, 2025Opens in a new window

$239 Cheap American Airlines flights Detroit (DTW) to Ontario (ONT)

Prices were available within the past 7 days and start at $239 for one-way flights and $477 for roundtrip, for the period specified. Prices and availability are subject to change. Additional terms apply.
American Airlines
Tue, Oct 28 - Tue, Nov 4
DTW
Detroit
ONT
Ontario
$477
Roundtrip
Found 6 days ago
Select American Airlines flight, departing Tue, Oct 28 from Detroit to Ontario, returning Tue, Nov 4, priced at $477 Found 6 days ago
American Airlines
Thu, Jul 24 - Fri, Aug 1
DTW
Detroit
ONT
Ontario
$517
Roundtrip
Found 6 days ago
Select American Airlines flight, departing Thu, Jul 24 from Detroit to Ontario, returning Fri, Aug 1, priced at $517 Found 6 days ago
American Airlines
Thu, Jul 24 - Fri, Aug 1
DTW
Detroit
ONT
Ontario
$588
Roundtrip
Found 6 days ago
Select American Airlines flight, departing Thu, Jul 24 from Detroit to Ontario, returning Fri, Aug 1, priced at $588 Found 6 days ago
Flights from Detroit (DTW) to Ontario (ONT)
Origin airport
Detroit Metropolitan Wayne County
Destination airport
Los Angeles - Ontario Intl.
Distance
3087 km