Question 1

What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Seattle round-trip?

Accepted Answer

According to our current data, Alaska Airlines (£113), Delta (£118), and Southwest (£127) offers the cheapest pricing from Phoenix Sky Harbor Intl Airport to Seattle. You may be able to fly from Phoenix Sky Harbor Intl Airport to Seattle for 19% less than the average price by searching for these airlines.

Question 2

What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Seattle one-way?

Accepted Answer

The cheapet airlines for a one-way flight from Phoenix Sky Harbor Intl Airport to Seattle are Delta (£59), Hawaiian Airlines (£60), and United Airlines (£64).

Question 3

How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Seattle?

Accepted Answer

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 63 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

Question 4

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Seattle?

Accepted Answer

Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Seattle (average of £622). Flying from Phoenix Sky Harbor Intl Airport to Seattle in July is currently the most expensive (average of £946). 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.

Question 5

What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Seattle?

Accepted Answer

Travellers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Seattle flight should consider departing on Saturday mornings when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Question 6

Weekly flight availability from Phoenix Sky Harbor Intl Airport to Seattle

Accepted Answer

The most flights from PHX to SEA are scheduled on a Monday (58 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (33 on average).

Question 7

E

Accepted Answer

In terms of precipitation, rainfall in Seattle ranges from 18.0 - 168.0 inches per month. November is typically the wettest month, when rainfall can reach 168.0 mm. July is typically the driest time to visit Seattle when rainfall is around 18.0 mm.

Question 8

E

Accepted Answer

If weather is an important factor for your trip to Seattle, 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 19.0 C. Travellers hoping to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 5.0 C).

Question 9

What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Seattle?

Accepted Answer

While on average a flight from Phoenix Sky Harbor Intl Airport to Seattle is generally £81, our data shows the cheapest flight currently is £71. When looking at the most popular route, (Phoenix Sky Harbor Intl - Seattle/Tacoma Intl), you can expect to pay £278 for that flight.

Question 10

What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Seattle?

Accepted Answer

Consider Condor (94%), Finnair (91%) or Delta (89%) when booking your flight. These represent the most reliable airlines when flying from Phoenix Sky Harbor Intl Airport to Seattle.

Question 11

What is the cheapest day to fly round-trip from Phoenix Sky Harbor Intl Airport to Seattle?

Accepted Answer

Flights from Phoenix Sky Harbor Intl Airport to Seattle are found to be more expensive on Sunday. This shouldn't discourage you from searching as you can still find great deals by being flexible with your options. Use our search form to find deals on tickets to Seattle.

Question 12

How far in advance should I book a flight from Phoenix Sky Harbor Intl Airport to Seattle?

Accepted Answer

To save up to 96% on this flight, we recommend booking at least 43 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from Phoenix Sky Harbor Intl Airport to Seattle from £147 1-2 weeks out and tickets from £253 for flights departing within the next 72 hours.

Question 13

What is the cheapest month to fly from Phoenix Sky Harbor Intl Airport to Seattle?

Accepted Answer

Flights from Phoenix Sky Harbor Intl Airport to Seattle lean towards being more expensive in March. Prices are generally better when you fly from Phoenix Sky Harbor Intl Airport to Seattle in January, with the cheapest ticket starting at £33.

Question 14

What is the cheapest time of day to fly from PHX to SEA?

Accepted Answer

Unlike in the afternoon, when flights are generally more expensive, you can save up to 85% on flights from Phoenix Sky Harbor Intl Airport to Seattle by exploring options for tickets in the morning.

Question 15

What airport do you fly into for flights to Seattle from Phoenix Sky Harbor Intl?

Accepted Answer

For a flight from Phoenix Sky Harbor Intl to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 43 inbound flights from Phoenix Sky Harbor Intl per day. 0 airlines have flights to Seattle/Tacoma Intl from Phoenix Sky Harbor Intl on a regular basis.

Question 16

Can I find deals for flights from Sky Harbor Intl to Seattle that include hotel bookings?

Accepted Answer

Yes. In addition to deals on Sky Harbor Intl to Seattle flights, Cheapflights offers holiday packages that include both flights and hotel.

Question 17

How can I find direct flights from Sky Harbor Intl to Seattle?

Accepted Answer

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Seattle.

Question 18

Can I find deals for business class flights from Sky Harbor Intl to Seattle?

Accepted Answer

Yes. Cheapflights offers flight deals from Sky Harbor Intl to Seattle by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 19

How does Cheapflights help users find flights from Sky Harbor Intl to Seattle?

Accepted Answer

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Seattle from Sky Harbor Intl today with Cheapflights!

Question 20

Why should you use Cheapflights to find cheap flight tickets from Sky Harbor Intl to Seattle?

Accepted Answer

Millions of users choose and trust Cheapflights to book the best flight deals from Sky Harbor Intl to Seattle for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Question 21

Can Cheapflights find flights from Sky Harbor Intl to Seattle with no change fees?

Accepted Answer

Yes, we can. To see specific flights from Sky Harbor Intl to Seattle with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 22

Can Cheapflights notify me if prices for flights from Sky Harbor Intl to Seattle become cheaper?

Accepted Answer

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.

Round-trip from	£113
One-way from	£59
Popular in	March
Cheapest in	January
Average price	£155
Good round-trip deal	£72 or less

Cheap flights from Phoenix Sky Harbor Intl Airport to Seattle from £59

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 27/8. Fares are subject to change and may not be available on all flights or dates of travel.

Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Seattle/Tacoma Intl are usually found in January or September, booked 63 days in advance, depart on a Tuesday or Thursday and return on a Tuesday

Cheap flight deals from Sky Harbor Intl to Seattle

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Find flight deals from Sky Harbor Intl to Seattle

Cheapest flights from Sky Harbor Intl to SeattleExplore the most affordable flight options available from Sky Harbor Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2025.

Explore the most affordable flight options available from Sky Harbor Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Seattle that are best for you.

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.

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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?

Use this chart to determine the optimal time to book a return flight from Sky Harbor Intl to Seattle. Price data was last updated on 25 July 2025.

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Seattle?

What is the cheapest time of day to fly from PHX to SEA?

Find hourly flight availability from Sky Harbor Intl to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 July 2025.

Weekly flight availability from Phoenix Sky Harbor Intl Airport to Seattle

Reviews of airlines servicing Seattle

Read through reviews of airlines operating flights from Phoenix Sky Harbor Intl Airport to Seattle, such as Alaska Airlines, Southwest, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

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.

What airport do you fly into for flights to Seattle from Phoenix Sky Harbor Intl?

What are the cheapest airlines flying from Phoenix Sky Harbor Intl Airport to Seattle round-trip?

What are the cheapest airlines to fly from Phoenix Sky Harbor Intl Airport to Seattle one-way?

What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Seattle?

What are the cheapest flights from Phoenix Sky Harbor Intl Airport to Seattle?

Can I find deals for flights from Sky Harbor Intl to Seattle that include hotel bookings?

How can I find direct flights from Sky Harbor Intl to Seattle?

Can I find deals for business class flights from Sky Harbor Intl to Seattle?

What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Seattle?

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How does Cheapflights help users find flights from Sky Harbor Intl to Seattle?

Why should you use Cheapflights to find cheap flight tickets from Sky Harbor Intl to Seattle?

Can Cheapflights find flights from Sky Harbor Intl to Seattle with no change fees?

Can Cheapflights notify me if prices for flights from Sky Harbor Intl to Seattle become cheaper?

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Cheapest flights from Sky Harbor Intl to Seattle
Explore the most affordable flight options available from Sky Harbor Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 July 2025.