Alaska Airlines flights from Seattle to Phoenix Sky Harbor Intl Airport (SEA - PHX)

• Can I get a flight from Seattle to Phoenix Sky Harbor Intl Airport on Alaska Airlines for under $300?

  There are 7 flights available on Alaska Airlines from Seattle to Phoenix Sky Harbor Intl Airport for under $300. These prices can change based on many factors including date and time. To find SEA-PHX flight prices for your dates, click here.

• How do most travelers feel about Alaska Airlines?

  The general consensus from 4,063 Cheapflights users is that Alaska Airlines is a 6.2/10. Select your travel dates above for updated prices on flights from Seattle to Phoenix Sky Harbor Intl Airport (SEA-PHX).

Currently, the most affordable month to book a Alaska Airlines flight from Seattle to Phoenix Sky Harbor Intl Airport in January, with an average price of $251. Conversely, traveling with Alaska Airlines from Seattle to Phoenix Sky Harbor Intl Airport in June will be the most expensive, with an average cost of $337. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

If weather is an important factor for your trip to Phoenix Sky Harbor Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 95.0 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 55.4 F).