$200 - $320
In general when looking for the cheapest flight to Seattle/Tacoma Intl airport, try to book your flight during the month of March for the best deal.
On average, from most locations, when planning your trip to Seattle/Tacoma Intl airport, try to book your flight in the region of 60 days in advance for the cheapest prices.
From most locations, the cheapest day to fly to Seattle/Tacoma Intl airport is Wednesday. Most users found that departing on a Sunday was most expensive.
Generally, when visiting Seattle/Tacoma Intl airport, evening flights represent the best value. afternoon flights are likely to have higher prices.