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Cheap flights from Seattle to Phoenix Sky Harbor Intl Airport from $58

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Phoenix Sky Harbor Intl Airport departing on 5/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Seattle to Phoenix

Cheap round-trip flights

KAYAK's recommended round-trip deals from the most popular airlines that fly from Seattle to Phoenix.
9:42 pm - 12:44 amSEA-PHX
3h 02mnonstop
12:04 pm - 3:20 pmPHX-SEA
3h 16mnonstop
$120Frontier
Find Deal
Fri, May 9 - Tue, May 13
9:42 pm - 12:44 amSEA-PHX
3h 02mnonstop
6:00 am - 9:16 amPHX-SEA
3h 16mnonstop
$121Frontier
Find Deal
Tue, May 6 - Mon, May 12
9:05 pm - 11:59 pmSEA-PHX
2h 54mnonstop
8:51 pm - 11:59 pmPHX-SEA
3h 08mnonstop
$159Alaska Airlines
Find Deal
Tue, Apr 29 - Tue, May 6
3:55 pm - 6:47 pmSEA-PHX
2h 52mnonstop
8:51 pm - 11:59 pmPHX-SEA
3h 08mnonstop
$162Alaska Airlines
Find Deal
Fri, May 9 - Fri, May 9
5:45 pm - 8:37 pmSEA-PHX
2h 52mnonstop
6:10 am - 9:25 amPHX-SEA
3h 15mnonstop
$163Delta
Find Deal
Wed, Apr 23 - Tue, Apr 29
5:45 pm - 8:37 pmSEA-PHX
2h 52mnonstop
11:00 am - 2:16 pmPHX-SEA
3h 16mnonstop
$167Delta
Find Deal
Wed, Apr 23 - Thu, Apr 24
3:10 pm - 6:00 pmSEA-PHX
2h 50mnonstop
5:50 pm - 11:30 pmPHX-SEA
5h 40m1 stop
$187Southwest
Find Deal
Fri, May 9 - Wed, May 14
3:50 pm - 10:55 pmSEA-PHX
7h 05m2 stops
8:50 pm - 11:50 pmPHX-SEA
3h 00mnonstop
$188Southwest
Find Deal
Fri, May 2 - Tue, May 6
11:29 am - 4:37 pmSEA-PHX
5h 08m1 stop
6:00 am - 9:10 amPHX-SEA
3h 10mnonstop
$194Hawaiian Airlines
Find Deal
Fri, Apr 18 - Wed, Apr 23
8:13 am - 3:49 pmSEA-PHX
7h 36m1 stop
6:00 am - 9:09 amPHX-SEA
3h 09mnonstop
$195Hawaiian Airlines
Find Deal
Sun, May 11 - Fri, May 16

Frontier flights from Seattle to Phoenix Sky Harbor Intl Airport

Our best Frontier deals on Seattle to Phoenix Sky Harbor Intl Airport flight tickets
Frontier
May 9
SEA9:42 pmSeattle/Tacoma Intl
3h 02m
PHX12:44 amPhoenix Sky Harbor Intl
May 13
PHX12:04 pmPhoenix Sky Harbor Intl
3h 16m
SEA3:20 pmSeattle/Tacoma Intl
Frontier
May 6
SEA9:42 pmSeattle/Tacoma Intl
3h 02m
PHX12:44 amPhoenix Sky Harbor Intl
May 12
PHX6:00 amPhoenix Sky Harbor Intl
3h 16m
SEA9:16 amSeattle/Tacoma Intl
Frontier
May 6
SEA9:42 pmSeattle/Tacoma Intl
3h 02m
PHX12:44 amPhoenix Sky Harbor Intl
May 11
PHX6:00 amPhoenix Sky Harbor Intl
3h 16m
SEA9:16 amSeattle/Tacoma Intl

Spirit Airlines flights from Seattle to Phoenix Sky Harbor Intl Airport

Our best Spirit Airlines deals on Seattle to Phoenix Sky Harbor Intl Airport flight tickets
Spirit Airlines
May 1
SEA8:56 pmSeattle/Tacoma Intl
16h 32m
1 stop
PHX1:28 pmPhoenix Sky Harbor Intl
May 5
PHX2:34 pmPhoenix Sky Harbor Intl
21h 01m
1 stop
SEA11:35 amSeattle/Tacoma Intl
Spirit Airlines
Apr 30
SEA12:30 pmSeattle/Tacoma Intl
24h 58m
1 stop
PHX1:28 pmPhoenix Sky Harbor Intl
May 5
PHX2:34 pmPhoenix Sky Harbor Intl
21h 01m
1 stop
SEA11:35 amSeattle/Tacoma Intl
Spirit Airlines
May 4
SEA8:56 pmSeattle/Tacoma Intl
16h 32m
1 stop
PHX1:28 pmPhoenix Sky Harbor Intl
May 8
PHX9:19 amPhoenix Sky Harbor Intl
14h 51m
1 stop
SEA12:10 amSeattle/Tacoma Intl

See travel insights to Phoenix from

How to get the cheapest flight ticket from Seattle to Phoenix Sky Harbor Intl Airport

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

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

In general, September is the cheapest month to fly from Seattle to Phoenix Sky Harbor Intl Airport. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $138. If you are unable to visit Phoenix Sky Harbor Intl Airport during the month of September, then departing from Seattle during the month August is also very affordable. Most momondo users find prices during this month for around $152.

What is the cheapest day to depart on your flight to Phoenix Sky Harbor Intl Airport?

On average, the least expensive day to fly to Phoenix Sky Harbor Intl Airport from Seattle is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $217. However, this price may fluctuate depending on the airline, the season, and holidays. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $275. These prices are subject to change though, so be sure to set up a Price Alert for flights to Phoenix Sky Harbor Intl Airport.

What is the cheapest time of day to depart on your flight to Phoenix Sky Harbor Intl Airport?

In the evening is the cheapest time of day to fly from Seattle to Phoenix Sky Harbor Intl Airport when you can find flight prices for as low as $178. Flying to Phoenix Sky Harbor Intl Airport in the evening is an ideal time because this is during off-peak travel hours. Try not to purchase tickets at noon because they tend to be around $275. Of course, these prices can vary depending on the time of year and what airport you fly to.

What is the cheapest Seattle/Tacoma Intl to Phoenix Sky Harbor Intl flight route?

Fly from Seattle/Tacoma Intl to Phoenix Sky Harbor Intl for the best Seattle/Tacoma Intl - Phoenix Sky Harbor Intl flight prices

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

You are more likely to see cheaper flights to Phoenix Sky Harbor Intl Airport from Seattle when booking 14 weeks ahead of your departure date. In general, you can expect to find flights to Phoenix Sky Harbor Intl Airport for around $203 when searching 14 weeks out.However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix Sky Harbor Intl Airport from Seattle for as low as $178 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Phoenix Sky Harbor Intl flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Phoenix Sky Harbor Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have Seattle to Phoenix Sky Harbor Intl Airport flight prices changed over time?

As of March 2025, prices for Seattle to Phoenix Sky Harbor Intl Airport flights are approximately 25% cheaper when compared to flights at the same time last year.

When to book flights from Seattle to Phoenix Sky Harbor Intl Airport

Are you open to changing your travel dates? Check out the ideal times to fly from Seattle to Phoenix Sky Harbor Intl Airport according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Seattle to Phoenix Sky Harbor Intl Airport (SEA to PHX) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Phoenix Sky Harbor Intl Airport

Best Price Found

$58

Fastest flight time

2h 45m

Direct flights

Every day
The best one-way flight to Phoenix Sky Harbor Intl Airport from Seattle in the past 72 hours is $58. The best round-trip flight deal from Seattle to Phoenix Sky Harbor Intl Airport found on momondo in the last 72 hours is $120.
The fastest flight from Seattle to Phoenix Sky Harbor Intl Airport takes 2h 45m
Direct flights go from Seattle to Phoenix Sky Harbor Intl Airport every day.

  • How far is Seattle/Tacoma Intl to Phoenix Sky Harbor Intl by plane?

    The straight-line distance from Seattle/Tacoma Intl to Phoenix Sky Harbor Intl is 1117.0 mi. In terms of flight time, this usually takes a little over 2h 45m.

  • When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Phoenix Sky Harbor Intl Airport?

    Prices for flights from Seattle/Tacoma Intl Airport to Phoenix Sky Harbor Intl Airport were last updated today.

  • How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Phoenix Sky Harbor Intl Airport?

  • How old do you have to be to fly from Seattle/Tacoma Intl Airport to Phoenix Sky Harbor Intl Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Phoenix Sky Harbor Intl Airport.

  • What documentation or ID do you need to fly to Phoenix Sky Harbor Intl Airport?

    The travel and health documents you'll need for your trip to Phoenix Sky Harbor Intl Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Phoenix Sky Harbor Intl Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from Seattle to Phoenix Sky Harbor Intl Airport?

  • What is the most popular airline from Seattle to Phoenix Sky Harbor Intl Airport?


Best airlines flying from Seattle to Phoenix Sky Harbor Intl Airport

Compare and see reviews for airlines that fly from Seattle to Phoenix Sky Harbor Intl Airport with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $43Free CancellationRating
6.0
3,271 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $83Free CancellationRating
7.9
2,336 reviews
Search Hawaiian Airlines flights
Spirit AirlinesPriceFrom $86Free CancellationRating
6.3
7,881 reviews
Search Spirit Airlines flights
DeltaPriceFrom $97Free CancellationRating
8.0
7,895 reviews
Search Delta flights
SouthwestPriceFrom $119Free CancellationRating
8.0
4,273 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $133Free CancellationRating
8.0
9,798 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $161Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $246Free CancellationRating
7.4
8,603 reviews
Search United Airlines flights
  • Delta Flights From Seattle to Phoenix Sky Harbor Intl Airport

    The lowest priced Delta flight from Seattle to Phoenix Sky Harbor Intl Airport from the last 72 hours was $97. Generally, Delta has 22 flights on this route every week with an average price of $229. Delta is rated 8.0/10 by our users.

  • Southwest Flights From Seattle to Phoenix Sky Harbor Intl Airport

    Across 4,274 Southwest reviews on momondo, the average score is 8.0/10. Southwest flies from Seattle to Phoenix Sky Harbor Intl Airport about 18 times each week, with ticket deals ranging from $119 to $274. Price data is based on momondo searches in the last 72 hours.


Traveling to a place near Phoenix?

Book flights to Phoenix if you plan to visit one of these locations
Scottsdale
Mesa
Tempe
Chandler
Glendale
Gilbert
Surprise
Peoria
Wickenburg
Casa Grande
Apache Junction
Payson
Goodyear
Buckeye
Paradise Valley
Avondale
Camp Verde
Fountain Hills
Cave Creek
Litchfield Park

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Phoenix?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Seattle to Phoenix. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Seattle to Phoenix with flexible booking policies on momondo?

momondo does allow users to show only those flights to Phoenix from Seattle which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Seattle to Phoenix?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Phoenix from Seattle.

I’m not ready to book a flight from Seattle to Phoenix right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Seattle to Phoenix flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.


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