$209 Cheap United flights Atlanta (ATL) to Ontario (ONT)

View $209 flight on Wed, Jul 2, 2025Opens in a new window

$209 Cheap United flights Atlanta (ATL) to Ontario (ONT)

Prices were available within the past 7 days and start at $209 for one-way flights and $375 for roundtrip, for the period specified. Prices and availability are subject to change. Additional terms apply.
United
Wed, Jul 2 - Wed, Jul 9
ATL
Atlanta
ONT
Ontario
$375
Roundtrip
Found 4 days ago
Select United flight, departing Wed, Jul 2 from Atlanta to Ontario, returning Wed, Jul 9, priced at $375 Found 4 days ago
United
Wed, Jul 2 - Wed, Jul 9
ATL
Atlanta
ONT
Ontario
$380
Roundtrip
Found 4 days ago
Select United flight, departing Wed, Jul 2 from Atlanta to Ontario, returning Wed, Jul 9, priced at $380 Found 4 days ago
United
Wed, Jul 2 - Wed, Jul 9
ATL
Atlanta
ONT
Ontario
$388
Roundtrip
Found 4 days ago
Select United flight, departing Wed, Jul 2 from Atlanta to Ontario, returning Wed, Jul 9, priced at $388 Found 4 days ago
United
Wed, Jul 2 - Wed, Jul 9
ATL
Atlanta
ONT
Ontario
$405
Roundtrip
Found 4 days ago
Select United flight, departing Wed, Jul 2 from Atlanta to Ontario, returning Wed, Jul 9, priced at $405 Found 4 days ago
United
Thu, Jul 3 - Thu, Jul 10
ATL
Atlanta
ONT
Ontario
$412
Roundtrip
Found 4 days ago
Select United flight, departing Thu, Jul 3 from Atlanta to Ontario, returning Thu, Jul 10, priced at $412 Found 4 days ago
United
Wed, Jul 2 - Wed, Jul 9
ATL
Atlanta
ONT
Ontario
$416
Roundtrip
Found 4 days ago
Select United flight, departing Wed, Jul 2 from Atlanta to Ontario, returning Wed, Jul 9, priced at $416 Found 4 days ago
Flights from Atlanta (ATL) to Ontario (ONT)
Origin airport
Hartsfield-Jackson Atlanta Intl.
Destination airport
Los Angeles - Ontario Intl.
Distance
3029 km
Average flight time
2 hours 23 mins