Search flights to LA/Ontario International Airport (ONT)
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Cheapest flights to LA/Ontario International Airport
The cheapest flights available in the next 60 days – prices are updated regularly
Airlines that fly to LA/Ontario International Airport
Based on flights we've sold recently. Available airlines may vary depending on your search.
Frontier Airlines
American Airlines
United Airlines
Alaska Airlines
Hawaiian Airlines
Southwest Airlines
JetBlue
Spirit Airlines
Allegiant Air
Cape Air
Southern Airways Express
King Island Airlines
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Flying to LA/Ontario International Airport: things to know
There are 16 airlines that fly from the United States to LA/Ontario International Airport. The most popular route to LA/Ontario International Airport is from Sea-Tac Airport in Seattle. On average this flight takes 2 hours 50 minutes one way and costs US$483 for the round trip.
The most popular route | SEA Sea-Tac Airport to ONT LA/Ontario International Airport |
|---|---|
Average flight on the most popular route | 2 hours 50 minutes |
Average round-trip ticket price | US$483 |
Fly from the United States to LA/Ontario International Airport | 16 airlines |
