$85 Cheap Delta flights Phoenix (PHX) to Seattle (SEA)

You’ll find cheap round-trip Delta Air Lines flights from $151 from PHX to SEA by sorting your results from “Price (lowest to highest)” on Expedia. Or look for deals from $85 for a one-way journey.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.

Delta Air Lines flights to Seattle are typically more affordable in the off-peak months of January and February. Whether you’re after a round-trip or one-way ticket, you could score a better deal then.

Search for cheap Delta Air Lines flights from Sky Harbor Intl. Airport (PHX) to Seattle - Tacoma Intl. Airport (SEA) one to three months ahead of your day of departure. Travelers who book domestic flights 34 to 86 days in advance can save 25% compared to those who book just 6 to 12 days ahead. Regardless of fare class and journey, the best day to book a domestic flight is usually Sunday and the most expensive tends to be Monday. Passengers who book on a Sunday can save 6% on average compared to those who book their travel on a Monday.**Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC’s global airline sales database.

Delta Air Lines operates direct flights from Sky Harbor Intl. Airport (PHX) to Seattle - Tacoma Intl. Airport (SEA), with 32 departures every week. Simply choose the “Nonstop” and “Airline” filters during your search on Expedia to find all direct Delta Air Lines flights to SEA.

It takes approximately 3h 19m to fly nonstop from Sky Harbor Intl. Airport (PHX) to Seattle - Tacoma Intl. Airport (SEA) with Delta Air Lines.

Thursday has the most Delta Air Lines flights from Sky Harbor Intl. Airport (PHX) to Seattle - Tacoma Intl. Airport (SEA). With 5 daily departures, this is the best day to book something that will work for your schedule.

The first Delta Air Lines flight from PHX to SEA takes off at 6:15AM UTC-7, arriving at 8:35AM UTC-8. If you prefer to jet off later in the day, the last Delta Air Lines flight leaves PHX at 6:25PM UTC-7 and touches down at SEA at 8:40PM UTC-8. Flying before midday is often a smart option as morning flights are least likely to experience cancellations.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG’s global flight data platform.

Delta Air Lines flights from Sky Harbor Intl. Airport (PHX) to Seattle come in to land at Seattle - Tacoma Intl. Airport (SEA) and Snohomish County - Paine Field Airport (PAE). The primary Seattle gateway serviced by this airline is SEA. It’s worth checking out flights landing at nearby airports on Expedia as there may be cheaper prices.

Offering a rewarding loyalty program and an excellent in-flight experience, Delta Air Lines is a popular option for many travelers flying from PHX to SEA. Plus, if you’re a Delta SkyMiles and One Key™ member booking with Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future travel purchases.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

You’ll probably travel on a Boeing 737-800 for your Delta Air Lines flight from Sky Harbor Intl. Airport (PHX) to Seattle - Tacoma Intl. Airport (SEA). However, you could be switched to an alternative aircraft for operational reasons.

Typically, you can cancel or change your flight, although additional charges may apply if you booked over 24 hours ago. Prefer to keep your options open? Make use of our “Changes included” and “No cancel fee” filters to find flights that won’t charge extra if you have to adjust your plans. To update your itinerary, go to “Trips,” select your flight and click on “Manage Booking” for more details.