Cheap flights from Arizona to Seattle from $48

In general, January is the cheapest month to fly from Arizona to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $133. If you don’t want to visit Seattle in January, then you should wait until September to fly from Arizona, when ticket prices are also cheap, with an average price of $167.

On average, the least expensive day to fly to Seattle from Arizona is on a Friday. momondo users have found tickets for Friday departures for as low as $268. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Monday is the most expensive day to depart from Arizona because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $453.

Flying to Seattle from Arizona at noon is the least expensive time of day to depart. momondo users have found prices as low as $235 when looking at flights departing at noon. Flights to Seattle are more costly in the evening, with an average ticket price of $362. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Phoenix Sky Harbor Intl to Seattle/Tacoma Intl for the best Arizona - Seattle/Tacoma Intl flight prices

You are more likely to see cheaper flights to Seattle from Arizona when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $188 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Arizona for as low as $164 on momondo.

There are 4 cabin classes available to choose from on Arizona to Seattle/Tacoma Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

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

Alaska Airlines, Frontier and Delta are the top three most popular airlines that fly to Seattle from Arizona according to our data. Alaska Airlines is the first choice among our users, with 37% of people opting to fly with this airline when traveling to Seattle. Keep in mind that there are 6 different airlines that fly to Seattle on a routine basis, so you have a few additional options to choose from.

As of February 2026, 30 flights take off from Arizona and land in Seattle each day. The most common flight departure time for this route is 6:00AM, with 53% of daily flights taking off at noon.

The number of flights available between Arizona and Seattle is 216 per week as of February 2026. The most frequent departure day is Wed, with 48% of weekly flights leaving on this day.