$54 Cheap Flights from Seattle (SEA) to Phoenix (PHX)

View $54 flight on Sat, Nov 8, 2025Opens in a new window

Popular airlines from Seattle-Tacoma International Airport (SEA) to Phoenix Sky Harbor Intl. Airport (PHX)

    notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
    deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
    trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Today's featured flight deals from Seattle-Tacoma International Airport (SEA) to Phoenix Sky Harbor Intl. Airport (PHX)

Nonstop
Carry-on included
Lower price than typical

Cheap Flights from Seattle to Phoenix (SEA-PHX)

Prices were available within the past 7 days and start at $54 for one-way flights and $106 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frontier Airlines
Sat, Nov 8 - Sat, Nov 15
SEA
Seattle
PHX
Phoenix
$106 Roundtrip, just found
$106
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Nov 8 from Seattle to Phoenix, returning Sat, Nov 15, priced at $106 just found
Frontier Airlines
Sat, Nov 1 - Sat, Nov 8
SEA
Seattle
PHX
Phoenix
$107 Roundtrip, just found
$107
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Nov 1 from Seattle to Phoenix, returning Sat, Nov 8, priced at $107 just found
Frontier Airlines
Sat, Nov 15 - Sun, Nov 16
SEA
Seattle
PHX
Phoenix
$109 Roundtrip, just found
$109
Roundtrip
just found
Select Frontier Airlines flight, departing Sat, Nov 15 from Seattle to Phoenix, returning Sun, Nov 16, priced at $109 just found
Frontier Airlines
Sat, Nov 1 - Fri, Nov 7
SEA
Seattle
PHX
Phoenix
$110 Roundtrip, found 3 hours ago
$110
Roundtrip
found 3 hours ago
Select Frontier Airlines flight, departing Sat, Nov 1 from Seattle to Phoenix, returning Fri, Nov 7, priced at $110 found 3 hours ago
Frontier Airlines
Thu, Nov 13 - Mon, Nov 17
SEA
Seattle
PHX
Phoenix
$112 Roundtrip, just found
$112
Roundtrip
just found
Select Frontier Airlines flight, departing Thu, Nov 13 from Seattle to Phoenix, returning Mon, Nov 17, priced at $112 just found
Frontier Airlines
Sat, Nov 1 - Sun, Nov 16
SEA
Seattle
PHX
Phoenix
$113 Roundtrip, found 3 days ago
$113
Roundtrip
found 3 days ago
Select Frontier Airlines flight, departing Sat, Nov 1 from Seattle to Phoenix, returning Sun, Nov 16, priced at $113 found 3 days ago
Alaska Airlines
Wed, Nov 5 - Mon, Nov 10
SEA
Seattle
PHX
Phoenix
$128 Roundtrip, just found
$128
Roundtrip
just found
Select Alaska Airlines flight, departing Wed, Nov 5 from Seattle to Phoenix, returning Mon, Nov 10, priced at $128 just found
Southwest Airlines
Tue, Nov 11 - Fri, Nov 14
SEA
Seattle
PHX
Phoenix
$137 Roundtrip, just found
$137
Roundtrip
just found
Select Southwest Airlines flight, departing Tue, Nov 11 from Seattle to Phoenix, returning Fri, Nov 14, priced at $137 just found
American Airlines
Mon, Dec 8 - Sun, Jan 11
SEA
Seattle
PHX
Phoenix
$137 Roundtrip, just found
$137
Roundtrip
just found
Select American Airlines flight, departing Mon, Dec 8 from Seattle to Phoenix, returning Sun, Jan 11, priced at $137 just found
United
Tue, Nov 11 - Fri, Nov 14
SEA
Seattle
PHX
Phoenix
$207 Roundtrip, just found
$207
Roundtrip
just found
Select United flight, departing Tue, Nov 11 from Seattle to Phoenix, returning Fri, Nov 14, priced at $207 just found

Find the cheapest month to fly from Seattle (SEA) to Phoenix (PHX)

January is typically the cheapest month to fly

From $48 - $183 per traveler.

Alternative airports near Phoenix

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Sky Harbor Intl. PHX. Cheapest and Closest option available. Average driving time to city center is 10 minutes. Flights from $234
PHX
Sky Harbor Intl.
CheapestClosest
Average driving time to city center10 min
Flights from $234

Frequently asked questions

How much does a flight from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX) cost?
Get a cheap one-way flight from $54 or cheap return flight from $106 from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
The cheapest month to fly from SEA to PHX is November, when demand is low. Off-peak months are generally when you'll find lower airfares between these airports.
Which airlines fly direct from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
When leaving Seattle - Tacoma Intl. Airport (SEA), 5 carriers can take you straight to Sky Harbor Intl. Airport (PHX) without any stopovers, including:

  • Alaska Airlines
  • Delta Air Lines
  • American Airlines
  • Southwest Airlines
  • Frontier Airlines

What is the cheapest airline that flies from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
While prices may vary depending on when you travel, Frontier Airlines and Southwest Airlines are often among the top picks for flights between Seattle - Tacoma Intl. Airport (SEA) and Sky Harbor Intl. Airport (PHX). You can also compare airlines on Expedia and use the "Sort by" filter to find the cheapest fare for your SEA to PHX flight.
How many flights per day from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
Every day on average, 19 nonstop flights take off from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX). Choose the departure date that best fits your itinerary.
What are the most popular departure times for flights from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
The 11 AM departures from SEA to PHX are the busiest. These flights can come with a higher price due to their popularity. If you want to save on your trip, pick a less crowded time to fly.
What day of the week has the most flights from SEA to PHX?
Depart on a Thursday if you're searching for the best selection of flights from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX).
What is the earliest flight from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
The earliest flight jetting off from Seattle - Tacoma Intl. Airport (SEA) is at around 5:35AM UTC-8. Board this flight and you'll land at Sky Harbor Intl. Airport (PHX) at approximately 9:20AM UTC-7. The total time in the air is 2h 45m.
How long does it take to fly from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
It takes around 2 hours and 55 minutes to fly the 1,100 mi from SEA to PHX.
What airline has the least delays from SEA to PHX?
With 100% of flights usually landing on time, United Airlines has the best on-time performance for direct flights from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX). To check your flight status and receive notifications if anything changes, use the Expedia App.
What is the best time to fly from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
To avoid potential delays on the Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX) route, travel before 3 PM. Departures after this hour have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports do you fly into for Phoenix from Seattle - Tacoma Intl. Airport (SEA)?
Sky Harbor Intl. Airport (PHX) is the only airport in Phoenix with direct flights from Seattle - Tacoma Intl. Airport (SEA). Compare your options and discover cheap fares on Expedia.
Is it cheaper to buy a plane ticket from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX) last-minute?
Booking your ticket from SEA to PHX just before your getaway is typically more expensive. But if there's some wiggle room with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a SEA to PHX flight and hotel package?
Compared with arranging hotels and flights separately, booking a SEA to PHX flight and hotel package with Expedia could result in significant savings. What's more, having everything in one easy place will take the stress out of travel planning. Just secure your flights and select from our extensive range of stays, then personalize your trip with extras like tours, car rentals and activities.
Can I cancel or change the date of my flight from Seattle - Tacoma Intl. Airport (SEA) to Sky Harbor Intl. Airport (PHX)?
Typically, you're able to cancel or reschedule your SEA to PHX flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Check your itinerary for the airline's guidelines and fees on flight changes, or if you need further information, head to our Customer Service portal.

Travel information

Travel information

Origin airport
Seattle - Tacoma Intl.
Destination airport
Sky Harbor Intl.
Airlines serving
Alaska Airlines, American Airlines, Delta, Frontier Airlines, Hawaiian Airlines, Southwest Airlines, Sun Country Airlines, United
Roundtrip price
$106
Distance
1106 mi
Average flight time
2 hours 51 mins

Book with confidence

Book with confidence

Seattle to Phoenix Flights

The cheapest times to fly from Seattle to Phoenix

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Seattle to Phoenix are during the month of November. You can find some of the cheapest flights from Seattle to Phoenix with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Seattle to Phoenix

Sunday is one of the best days to book for cheap flights from Seattle to Phoenix: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Seattle to Phoenix

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Seattle to Phoenix in 2025. You can also book with separate airlines for your outbound and return journeys, from $54 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Seattle to Phoenix flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Seattle to Phoenix airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Seattle to Phoenix Flights

Explore a world of travel with Expedia

Explore a world of travel with Expedia

*Available to One Key members.