C$ 146 Cheap flights to Washington

Seattle is about 97% more popular to visit than any other city in State of Washington, according to momondo users. When visiting Seattle, it is recommended to fly into Seattle Airport, where you can typically get the cheapest prices and the most convenient travel options into the city.

Lumen Field is closest to Seattle Airport. Those looking for an alternative airport option near Lumen Field could try flying into Everett Airport.

When visiting State of Washington, the majority of people tend to find Lumen Field, Pike Place Market and Tacoma Dome to be the most notable landmarks in the area.

The temperatures in State of Washington range from 5 °C to 19 °C depending on the time of year. The warmest month in State of Washington is July, and the coldest month in State of Washington is December. Those looking for a drier month during their visit should travel during the months of July, August, or September, when rain is least likely compared to the rest of the year.

WestJet is the most popular airline offering flights to State of Washington, with 37% of our users opting to fly with them when travelling to State of Washington. Other popular options include Air Canada and Alaska Airlines. There are a total of 8 different airlines flying to State of Washington.

On average, a flight to State of Washington will cost C$ 1,299 per ticket. We’ve had users find flights to State of Washington for as low as C$ 123, however. If you’re unable to find a plane ticket for C$ 123, but manage to find one for C$ 982 or less, then this is still a great deal. Keep in mind that flight costs vary depending on where you fly from, what time of year you travel, and what airline you fly with.

If your travel plans are flexible and you’re looking to save money on flights to State of Washington, then be sure to book your departure on a Thursday. Flying out on a Thursday, as well as a Friday, is your best option. Departing on a Monday tends to be the most expensive day of the week to fly to State of Washington.

Prices for flights to Washington refresh daily.

There are 18 operators available for flights to Washington as of December 2025.

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Washington.

The required travel and health documents for your Washington trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington. We recommend that you seek guidance from your airline or a reliable third party such as IATA.