Cheap Flights from Ontario to Washington Starting at $49

Helping travelers to find the best flight offers

Cheapest flights from Ontario to Washington

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 Ontario to Washington. We have connected more than 40 airlines and airline ticketing agencies to help you find the most suitable and affordable flight option.

Cheapest one way flight

$49

Spirit Airlines
Spirit Airlines
Direct flight
5h 3m
09/15/2025

The cheapest one-way flight from Ontario to Washington departs on 09/15/2025, is operated by Spirit Airlines and costs $49

Cheapest round trip flight

$169

Spirit Airlines
Spirit Airlines
Direct flight
15h 4m
06/12/2025

The cheapest roundtrip flight from Ontario to Washington departs on 06/12/2025, is operated by Spirit Airlines and costs $169

The fastest flight

4h 52m

Fastest flight from Ontario to Washington takes 4h 52m

Direct flights

Several times a week

There are direct flights on this route 2 days a week: Mo and Th

Distance

3639km

Timezone difference

3h

The distance between Ontario and Washington is 3639km (2256 miles). The time difference between Ontario and Washington is 3h .

See also:

Cheap flights to United States

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Direct flights airfares to Washington

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Cheapest air tickets to Ontario

Airfare from Ontario to Washington by month

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 Ontario to Washington

June 2025
Lowest price
on average:
$76
October 2025
Highest price
on average:
$206
  • Avg Price

Airlines operating on route

Spirit Airlines
Spirit Airlines

Starting at $60

Frontier Airlines
Frontier Airlines

Starting at $111

Direct Flights from Ontario to Washington

Schedule of direct flights from Ontario to Washington

A direct flight is the easiest way to get to your destination. The following airlines operate non-stop flights from Ontario to Washington:

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Unable to find information about the schedule of direct flights from

Ontario airports overview

Washington airports overview

Frequently asked questions (FAQ)

Answers to questions about the route that travelers are most interested in.

Special offers and sales on air tickets from Ontario to Washington

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.

Alternative routes

Bakersfield ➜ Washington•Fresno ➜ Washington•Long Beach ➜ Washington•Merced ➜ Washington•Modesto ➜ Washington•Mexicali ➜ Washington•Santa Barbara ➜ Washington•Santa Maria ➜ Washington•Tijuana ➜ Washington•Yuma ➜ Washington•Ontario ➜ Baltimore•Ontario ➜ Charlottesville•Ontario ➜ Hagerstown•Ontario ➜ Lancaster•Ontario ➜ Philadelphia•Ontario ➜ Richmond