Cheap flights from Phoenix Sky Harbor Intl Airport to Seattle
Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Seattle/Tacoma Intl are usually found in January or February, booked 83 days in advance, depart on a Saturday or Friday and return on a Monday
Cheap flight deals from Sky Harbor Intl to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Seattle (SEA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 28 October 2025.
Popular in | March |
|---|---|
Cheapest in | January |
Average price | C$ 260 |
Good one-way deal | C$ 142 or less |
Best time to book a flight from Sky Harbor Intl to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Sky Harbor Intl with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Phoenix Sky Harbor Intl Airport to Seattle
How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Seattle?
The price you pay for your flight from Phoenix Sky Harbor Intl Airport to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 83 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Seattle?
Currently, February is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Seattle (average of C$ 53). Flying from Phoenix Sky Harbor Intl Airport to Seattle in July is currently the most expensive (average of C$ 124). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from PHX to SEA?
When flying from Phoenix Sky Harbor Intl Airport to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 83% versus a flight in the evening.
How often are flights from Phoenix to Seattle delayed?
About 9% of weekly flights between Phoenix and Seattle have experienced delays in the past year, with the average delay time being 133 minutes.
What is the most punctual flight time for Phoenix to Seattle flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Monday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Phoenix to Seattle flights?
Over the past year, China Southern has had the lowest number of delays on this route, with no flights being classified as delayed.
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl to Seattle. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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How does Cheapflights help users find flights from Sky Harbor Intl to Seattle?
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Why should you use Cheapflights to find cheap flight tickets from Sky Harbor Intl to Seattle?
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Can Cheapflights find flights from Sky Harbor Intl to Seattle with no change fees?
Certainly. Search results for flights to Seattle from Sky Harbor Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Sky Harbor Intl to Seattle become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Sky Harbor Intl today and book when prices fit your budget.