Alaska Airlines is currently offering cheap flights from Washington to Seattle for as low as $134 return! That works out to a cost of just 2.9 Cents Per Mile for this 4600 mile journey.
The fare only includes carry-on luggage, so you need to pay extra if you want to check bags.
Our data shows the lowest prices are available in September 2020. See the links below for more dates and prices, ordered by departure date.
Sample date(s) with Skyscanner.com booking link
We post many cheap flights like this one from Washington to Seattle every single day, so have a look at our Travel Deals page, or check out the related posts below!
Note: Prices are valid at the time of publishing this post, but may change in the future.
COVID-19 Note: During these uncertain times, please make sure to check the relevant Coronavirus restrictions for your destination before you book and before you fly. We recommend also checking the refund policy of the airline, as well as purchasing travel insurance for your trip.