BWI
$65
Starting at$115-70%
on averageDCA
IAD
Helping travelers to find the best flight offers
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Washington to Ontario:
We keep tight track on airlines' pre-holidays sales and other special offers occurences all the time to let you save maximum amount of funds while traveling to your family or just going out on vacation.
Starting at $69
Starting at $129
Flaut.Travel was designed and developed by a team dedicated to making the process of searching, comparing and booking airline tickets as easy and convenient as possible. Our service helps travelers to find and buy the cheapest flights from Washington to Ontario. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.
We carefully collect statistics on the search and pricing of airlines and, based on these data, we make an assumption about future prices. Thus, you can better understand which season is the cheapest to fly from Washington to Ontario
Below you will find a list of airlines operating flights on the Washington — Ontario route and the starting prices for flights of each specific airline on it.
A direct flight is the most convenient and comfortable way to fly from Washington to Ontario, despite the fact that sometimes flights with transfers can cost significantly less.
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There appear to be no direct flights from Washington to Ontario at this time.... Well, or something went wrong on our side and we couldn't find anything
The cheapest flight ticket from Washington to Ontario according to data for the last 48 hours costs $66
Often the best time to buy tickets from Washington to Ontario is 2 months before departure.
Based on statistics over the past years, the lowest prices for flights from Washington to Ontario can be found flying in these months: March, April, May.
The fastest flights from Washington to Ontario start from 5 hours 29 minutes in the air.
The following airlines operate direct flights on the route Washington — Ontario:
The cheapest one-way flight from Washington to Ontario departs on 05/08/2025, is operated by Spirit Airlines and costs $66
The cheapest roundtrip flight from Washington to Ontario departs on 05/08/2025, is operated by Spirit Airlines and costs $126
Fastest flight from Washington to Ontario takes 5h 29m
There are direct flights on this route 4 days a week: Su, Mo, Th, and Fr
The distance between Washington and Ontario is 3639km (2256 miles). The time difference between Washington and Ontario is 3h .
We couldn't find any special offers for flights from Washington to Ontario
