Helping travelers to find the best flight offers
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.
A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Washington to Ontario:
Unable to find information about the schedule of direct flights from
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.
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.
Washington — Los Angeles
06/20/2025
Departure date
Direct flight
AS4971
Starting at $192
Washington — Los Angeles
06/20/2025
Departure date
Direct flight
UA2276
Starting at $314
Washington — Los Angeles
07/02/2025
Departure date
Direct flight
UA1101
Starting at $304
Washington — Los Angeles
07/21/2025
Departure date
Direct flight
UA1101
Starting at $233
Washington — Los Angeles
08/06/2025
Departure date
Direct flight
AA1162
Starting at $262
Washington — Los Angeles
08/17/2025
Departure date
Direct flight
UA2276
Starting at $190
Washington — Los Angeles
08/22/2025
Departure date
Direct flight
UA2065
Starting at $145
Washington — Los Angeles
09/23/2025
Departure date
Direct flight
HA6705
Starting at $142
Washington — Los Angeles
06/06/2025
Departure date
Direct flight
AS5
Starting at $328
Washington — Los Angeles
06/27/2025
Departure date
Direct flight
UA2276
Starting at $297
Starting at $53
Starting at $73
The cheapest flight ticket from Washington to Ontario according to data for the last 48 hours costs $53
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: July, June, September.
The fastest flights from Washington to Ontario start from 5 hours 32 minutes in the air.
The following airlines operate direct flights on the route Washington — Ontario: Alaska Airlines, United Airlines, American Airlines
The cheapest one-way flight from Washington to Ontario departs on 08/06/2025, is operated by Spirit Airlines and costs $53
The cheapest roundtrip flight from Washington to Ontario departs on 06/19/2025, is operated by Frontier Airlines and costs $138
Fastest flight from Washington to Ontario takes 5h 32m
There are direct flights on this route 3 days a week: Tu, We, and Sa
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