phx-to-sea

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The cheapest times to fly from PHX to SEA are

  • January 8th to March 4th (except the weeks of February 5th and February 19th)
  • April 16th to May 6th
  • May 28th to June 10th
  • August 6th to November 18th (except the week of October 1st)

based on data collected exclusively by Champion Traveler across tens of millions of flights. Among all the dates above, the very cheapest time to fly from PHX to SEA is late October. Prices can be as high as $599 for Sunday flights during early to mid May, or as low as $117 for Tuesday flights around late October.

 

When to Fly to Seattle

Flying from Phoenix, AZ (PHX) to Seattle, WA (SEA) will usually cost between $137 to $286 per person if booking more than four weeks in advance. On average the very cheapest time to fly is late October with an average ticket price of $157. Due to high demand the most expensive time to fly is early to mid May, with an average price of $276. Planning your trip to low-cost times can easily save you $119 on economy flights and even more on first-class flights. Generally, any price below $177 can be considered a good price for a round-trip PHX to SEA flight.

See below for a graph of average weekly prices for the PHX to SEA route. All prices are for round-trip tickets in USD.

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PHX to SEA Flight Prices

Compared to other flights, the PHX to SEA flight is much cheaper than the average and costs much less than the average flight leaving from Phoenix. The average price per mile (for a direct flight) is $0.1, which is far below average.

 

Flight Prices by Day of the Week

Tuesday is usually the cheapest day to depart and return on this flight. Sundays are the most expensive days to fly out or take a return trip. Selecting flights on the least expensive days could save you up to $68 (31%) on this flight.

Departing prices are for round-trip flights returning on the day of departure. For example, a flight departing on Tuesday and returning a week later will cost an average of $153. Return trip prices are from the SEA to PHX flight, and often highlight the quality of our data in showing the same trend.

Departing Prices by Day

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Departure Day Prices

Return Trip Prices by Day

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Return Day Prices

 

Nonstop Flights and Layovers

Travelers looking to fly from PHX to SEA can generally find a 0-layover flight. Because there is a direct flight option the real-world direct flight time of 2 hour 58 minutes may be realistic.

 

Flight Questions Answered

Still have questions about flying from PHX to SEA? We’ve got answers.

Which airlines fly this route?

You can find 10 major airlines flying this route most often: Alaska, American, China Eastern, Delta, Frontier, Singapore Airlines, Southwest, Spirit, Sun Country Airlines, United, and potentially more during busy seasons.

How far away is it from Seattle/Tacoma International Airport to Phoenix Sky Harbor International Airport?

The distance between the two airports is roughly 1107 miles or 1782 kilometers.

How long does it take to fly from PHX to SEA?

The real-world flight time for a nonstop PHX to SEA flight is about 2 hour 58 minutes.

How many flights go between Phoenix, AZ and Seattle, WA?

It depends on the day of the week and the date, but a typical day might have around 72 available flights from PHX to SEA.

 

Airport Location Info

 

Departing Airport

Origination codePHX
Origination airport namePhoenix Sky Harbor International Airport
CityPhoenix, AZ
Countrythe United States
Latitude33.4
Longitude-112

Return Airport

Destination codeSEA
Destination airport nameSeattle/Tacoma International Airport
CitySeattle, WA
Countrythe United States
Latitude47.5
Longitude-122.3

 

Late and Early Flight Data

Flights from PHX to SEA tend to depart as late as the average flight. According to our recently updated data, 30% of flights departed 5 or more minutes late, and 24% of flights left 5 or more minutes early. On average you can expect to leave SEA heading for PHX about 11 minutes late. This does significantly impact arrival time, as the average landing time in Seattle, WA is about 4 minutes late. The numbers below show a recent average of take-off times versus the scheduled departure flight:

  • Southwest: 16 minutes late
  • Delta: 10 minutes late
  • American: 22 minutes late
  • Alaska: 3 minutes late
  • Some airlines not reporting

 

Other Resources

Please note that while we’ve worked hard to analyzed tens of millions of flights to get you this data, we do not calculate current live prices or guarantee pricing. Please see our partners using the links above for current offers.