$112 Find Cheap Flights from Washington to Ontario - Compare and Save

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Washington to Ontario.

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight from Washington to Ontario is likely to change within 7 days, so travelers know whether to wait or book now.

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional round-trip ticket. You could then fly from Washington to Ontario with an airline and back with another airline.

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying from Washington to Ontario up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Alaska Airlines connects Washington to Ontario with 8 flights per week. Qatar Airways also offers 8 flights per week, while Air Canada follows with 7 flights per week.

There are 24 airports in Ontario. The busiest airport is Toronto Pearson Airport (YYZ), with 78% of all flights arriving there.

Prices will differ depending on the departure airport, but generally, the cheapest airport to fly to in Ontario is Toronto Pearson Intl Airport (YYZ), with an average flight price of $421.

Based on KAYAK data, the cheapest day to fly to Ontario is Tuesday where round-trip tickets can be as cheap as $527. On the other hand, the most expensive day to fly is Sunday, where round-trip prices are $768 on average.

The cheapest time of day to fly to Ontario is generally in the morning, when round-trip flights cost $633 on average. The most expensive time of day to fly to Ontario is generally in the morning, which is peak travel time and where the average cost of a ticket is $633.

The cheapest ticket to Ontario from Washington found in the last 5 days was to Toronto Pearson Intl Airport, at $448 round-trip. The most popular route is Seattle (SEA) to Toronto Pearson Intl Airport (YYZ) and the cheapest round-trip airline ticket found on this route in the last 5 days was $448.

The cheapest month for flights from Washington to Ontario is April, when tickets cost $50 (return) on average. On the other hand, the most expensive months are August and December, when the average cost of round-trip tickets is $1,390 and $100 respectively.

To get a below average price on the flight from Washington to Ontario, you should book around 3 weeks before departure, which saves you about 56% compared to booking last minute. For the absolute cheapest price, our data suggests you should book 14 weeks before departure.

From Washington, there are direct flights to Ontario from 1 city. This city is Seattle and there are 34 direct flights each week.

There are around 5 direct flights from within Washington to Ontario every day. All flights depart in the morning.

Each week there are around 34 direct flights from within Washington to Ontario. The most common day for departures is Sunday, with 21% of flights taking off on this day.

An average nonstop flight from Washington to Ontario takes 10h 31m, covering a distance of 2055 miles. The shortest route is Seattle (SEA) to Toronto Pearson Intl Airport (YYZ) with an average flight time of 4h 39m.

There are not any long-haul (6-12 hour flight duration) or short-haul (up to 3 hour flight duration) flights to Ontario. Instead, there are 34 medium-haul flights (3-6 hour flight duration), with the most arriving from Seattle.

Based on KAYAK flight searches, the most popular destination is Toronto (93% of total searches to Ontario). The next most popular destinations are Ottawa (6%) and London (1%). Searches for flights to Thunder Bay (0%) and to Timmins (0%) are also popular.