Cheap flights from Maine to Seattle from $169

In general, April is the cheapest month to fly from Maine to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $386. If you don’t want to visit Seattle in April, then you should wait until November to fly from Maine, when ticket prices are also cheap, with an average price of $392.

You are more likely to see cheaper flights to Seattle from Maine when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $476 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Maine for as low as $325 on momondo.

Delta, Southwest, and United Airlines are the most popular carriers operating from Maine to Seattle/Tacoma Intl

American Airlines, United Airlines and Delta are the top three most popular airlines that fly to Seattle from Maine according to our data. American Airlines is the first choice among our users, with 51% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 5 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

The number of flights available between Maine and Seattle is 161 per week as of August 2026. The most frequent departure day is Fri, with 23% of weekly flights leaving on this day.

Flight times vary depending on what airport in Maine you fly out of and what airport in Seattle you fly into. For example, flying from Portland to Seattle takes 8h 10m on average. On the other hand, flying from Bangor to Seattle takes 9h on average. Keep in mind that it’s always quicker to opt for a non-stop flight, so be sure to check momondo if there are any available for your route.