$647 Cheap flights to Washington

Flights to State of Washington vary based on month, airline, when you book, where you are departing from and many more variables, but on average momondo users can expect to spend about $765/pp. The absolute cheapest flight to State of Washington is $137/pp

Seattle is about 90% 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.

The closest airport to Lumen Field is Seattle Airport, and would make for the quickest drive. For those interested in a secondary airport to fly into, consider looking at flights heading to Everett Airport.

Many visitors who travel to State of Washington find themselves making a stop at popular landmarks such as Lumen Field, Space Needle, and McCaw Hall.

Temperatures in State of Washington can vary between 5 °C and 19 °C based on the time of year. Typically, the coldest month in State of Washington will be December, and the warmest month will be July. It is also worth noting that those looking to avoid rain and/or snow should consider travelling to State of Washington in July, August, and September, as that is when precipitation is least likely.

United Airlines, Air Canada and Qantas Airways are the top three most popular airlines that fly to State of Washington according to our data. United Airlines is the first choice among our users, with 43% of people opting to fly with this airline when travelling to State of Washington. Keep in mind that there are 9 different airlines that fly to State of Washington on a routine basis, so you have a few additional options to choose from.

Prices for flights to Washington are updated daily.

As of October 2026, there are 11 operators available to choose from for flights to Washington.

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 stopovers 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 travel and health documents required for your trip to Washington can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s licence, and a passport valid for six-months after you plan to arrive at Washington. We always recommend checking with your airline or a trusted third party such as IATA to get advice.