Flights from Ontario (ONT) to Washington (IAD)
starting at $366

Find the Cheapest ONT to IAD Airfares

Departing
Day
Month
Returning
Day
Month
One stop flights ONT to IAD
American Airlines
from $570
United Airlines
from $570

Our flights from ONT to IAD

You can catch a flight from ONT to IAD on any day of the week.

The most common aircraft type flying between ONT to IAD is Canadair Regional Jet.

The day with the most flights from ONT to IAD is Friday.

Our cheapest flight from ONT to IAD was in March at just $366.

Cheapest Day To Fly from Ontario (ONT) to Washington (IAD)
Airfares for flights from ONT to IAD displayed on this page are per person, for economy class e-tickets and include all taxes and fees in USD. They represent historical values for round trip flights from ONT to IAD found by Flying.com customers. Fares are subject to change, and may not be available on this route, for all travel dates.
Flights from Ontario (ONT) to Washington (IAD)
Carrier Mon Tue Wed Thu Fri Sat Sun Earliest
Flight
Latest
Flight
American Airlines---114-01:1010:48
United Airlines722264701:1019:20
Disclaimer
Prices displayed on this page are per person, for economy class e-tickets and include all taxes and fees in USD. They represent historical values found by Flying.com customers. Fares are subject to change, and may not be available on all routes, for all travel dates.