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Cheap flights from Seattle to Phoenix Sky Harbor Intl Airport from $17

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 2/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Seattle to Phoenix

Cheap round-trip flights

These are some of the best round-trip flight deals from Seattle to Phoenix that have been recently found on momondo from popular airlines, departing in the coming months.

Cheap one-way flights

Flying one-way? These are some of the best deals recently discovered on momondo for flights from Seattle to Phoenix.

Cheap last minute flights

Planning a quick getaway from Seattle to Phoenix? These are the last-minute flight deals available now.

Cheap direct flights

If you prefer a non-stop journey, check out our latest direct flight deals to Phoenix, so you can enjoy a seamless trip without layovers.

Cheap bus & train deals from Seattle to Phoenix

Find recent round-trip train or bus tickets from Seattle to Phoenix.

All round-trip flight deals from Seattle to Phoenix

The cheapest plane tickets from Seattle to Phoenix found on KAYAK recently.
8:44 pm - 12:44 amSEA-PHX
3h 00mnonstop
12:08 pm - 2:22 pmPHX-SEA
3h 14mnonstop
$36Frontier
Find Deal
Mon, Feb 24 - Thu, Feb 27
8:44 pm - 12:44 amSEA-PHX
3h 00mnonstop
2:46 pm - 5:00 pmPHX-SEA
3h 14mnonstop
$37Frontier
Find Deal
Sat, Mar 1 - Tue, Mar 4
8:44 pm - 12:44 amSEA-PHX
3h 00mnonstop
2:26 pm - 4:40 pmPHX-SEA
3h 14mnonstop
$38Frontier
Find Deal
Sat, Feb 22 - Wed, Feb 26
1:35 pm - 5:29 pmSEA-PHX
2h 54mnonstop
5:00 pm - 7:15 pmPHX-SEA
3h 15mnonstop
$97Delta
Find Deal
Tue, Feb 11 - Sat, Feb 15
5:15 am - 11:40 amSEA-PHX
5h 25m1 stop
12:35 pm - 12:25 amPHX-SEA
12h 50m1 stop
$104Spirit Airlines
Find Deal
Sat, Feb 22 - Sat, Mar 1
5:15 am - 11:40 amSEA-PHX
5h 25m1 stop
12:35 pm - 12:25 amPHX-SEA
12h 50m1 stop
$106Spirit Airlines
Find Deal
Thu, Feb 27 - Mon, Mar 3
7:15 am - 11:09 amSEA-PHX
2h 54mnonstop
6:25 pm - 8:40 pmPHX-SEA
3h 15mnonstop
$122Delta
Find Deal
Tue, Feb 11 - Fri, Feb 14
6:40 am - 11:25 amSEA-PHX
4h 45m1 stop
7:55 pm - 11:00 pmPHX-SEA
3h 05mnonstop
$127Southwest
Find Deal
Tue, Mar 18 - Wed, Mar 26
7:15 am - 1:25 pmSEA-PHX
5h 10m1 stop
6:20 am - 10:10 amPHX-SEA
4h 50m1 stop
$152Southwest
Find Deal
Tue, Feb 18 - Thu, Feb 27
10:00 am - 4:44 pmSEA-PHX
5h 44m1 stop
7:00 am - 9:06 amPHX-SEA
3h 06mnonstop
$172Alaska Airlines
Find Deal
Tue, Feb 11 - Sun, Feb 16
8:44 pm - 12:44 amSEA-PHX
3h 00mnonstop
$17Frontier
Find Deal
Sat, Feb 22
8:59 pm - 11:59 pmSEA-PHX
3h 00mnonstop
$18Frontier
Find Deal
Tue, Mar 25
5:59 pm - 9:52 pmSEA-PHX
2h 53mnonstop
$49Delta
Find Deal
Sat, Feb 22
7:40 pm - 10:32 pmSEA-PHX
2h 52mnonstop
$70Delta
Find Deal
Wed, Apr 9
10:00 am - 7:40 pmSEA-PHX
8h 40m1 stop
$79Southwest
Find Deal
Tue, Feb 11
5:02 am - 11:51 amSEA-PHX
5h 49m1 stop
$94United Airlines
Find Deal
Tue, Feb 25
2:50 pm - 9:08 pmSEA-PHX
6h 18m1 stop
$104United Airlines
Find Deal
Wed, Mar 12
10:00 am - 5:34 pmSEA-PHX
6h 34m1 stop
$128Alaska Airlines
Find Deal
Sun, Feb 23
9:59 pm - 9:36 amSEA-PHX
10h 37m1 stop
$134Alaska Airlines
Find Deal
Sat, Mar 8
7:30 am - 5:45 pmSEA-PHX
9h 15m2 stops
$144Southwest
Find Deal
Tue, Feb 11
9:52 pm - 1:49 amSEA-PHX
2h 57mnonstop
11:56 am - 12:19 amPHX-SEA
13h 23m1 stop
Sun, Jan 26 - Thu, Jan 30
5:45 am - 11:01 amSEA-PHX
4h 16m1 stop
11:56 am - 12:19 amPHX-SEA
13h 23m1 stop
$191Spirit Airlines
Find Deal
Mon, Jan 27 - Thu, Jan 30
9:52 pm - 1:49 amSEA-PHX
2h 57mnonstop
7:30 pm - 9:40 amPHX-SEA
15h 10m1 stop
$238Frontier
Find Deal
Fri, Jan 24 - Sat, Feb 8
9:52 pm - 1:49 amSEA-PHX
2h 57mnonstop
9:22 am - 9:40 amPHX-SEA
25h 18m1 stop
$239Frontier
Find Deal
Mon, Jan 27 - Wed, Feb 5
12:59 pm - 4:50 pmSEA-PHX
2h 51mnonstop
7:00 am - 9:15 amPHX-SEA
3h 15mnonstop
$423Alaska Airlines
Find Deal
Fri, Jan 24 - Sat, Feb 8
7:55 pm - 11:57 pmSEA-PHX
3h 02mnonstop
9:00 am - 11:25 amPHX-SEA
3h 25mnonstop
$487Delta
Find Deal
Mon, Jan 27 - Wed, Jan 29
6:00 am - 12:15 pmSEA-PHX
5h 15m1 stop
5:58 pm - 10:43 pmPHX-SEA
5h 45m1 stop
$507American Airlines
Find Deal
Mon, Jan 27 - Mon, Jan 27
5:55 pm - 9:43 pmSEA-PHX
2h 48mnonstop
8:59 pm - 11:16 pmPHX-SEA
3h 17mnonstop
$544Alaska Airlines
Find Deal
Sat, Jan 25 - Wed, Jan 29
6:00 am - 12:15 pmSEA-PHX
5h 15m1 stop
8:30 am - 10:49 amPHX-SEA
3h 19mnonstop
$554American Airlines
Find Deal
Sat, Jan 25 - Wed, Jan 29
11:05 am - 2:55 pmSEA-PHX
2h 50mnonstop
9:00 am - 11:25 amPHX-SEA
3h 25mnonstop
$555Delta
Find Deal
Sat, Jan 25 - Wed, Jan 29
8:44 pm - 12:44 amSEA-PHX
3h 00mnonstop
12:08 pm - 2:22 pmPHX-SEA
3h 14mnonstop
$36Frontier
Find Deal
Mon, Feb 24 - Thu, Feb 27
8:44 pm - 12:44 amSEA-PHX
3h 00mnonstop
2:46 pm - 5:00 pmPHX-SEA
3h 14mnonstop
$37Frontier
Find Deal
Sat, Mar 1 - Tue, Mar 4
8:44 pm - 12:44 amSEA-PHX
3h 00mnonstop
2:26 pm - 4:40 pmPHX-SEA
3h 14mnonstop
$38Frontier
Find Deal
Sat, Feb 22 - Wed, Feb 26
6:01 pm - 9:58 pmSEA-PHX
2h 57mnonstop
11:06 am - 2:22 pmPHX-SEA
3h 16mnonstop
$39Frontier
Find Deal
Tue, Mar 4 - Thu, Mar 20
8:10 pm - 11:59 pmSEA-PHX
2h 49mnonstop
9:00 am - 11:16 amPHX-SEA
3h 16mnonstop
Tue, Feb 18 - Sat, Mar 1
11:05 am - 2:55 pmSEA-PHX
2h 50mnonstop
6:15 am - 8:35 amPHX-SEA
3h 20mnonstop
$97Delta
Find Deal
Tue, Feb 11 - Wed, Feb 19
8:10 pm - 11:59 pmSEA-PHX
2h 49mnonstop
2:37 pm - 4:51 pmPHX-SEA
3h 14mnonstop
Tue, Feb 11 - Fri, Feb 14
11:05 am - 2:55 pmSEA-PHX
2h 50mnonstop
6:15 am - 8:35 amPHX-SEA
3h 20mnonstop
$122Delta
Find Deal
Tue, Feb 11 - Sun, Feb 16
5:20 am - 8:05 amSEA-PHX
2h 45mnonstop
7:55 pm - 11:00 pmPHX-SEA
3h 05mnonstop
$177Southwest
Find Deal
Sat, Mar 22 - Wed, Mar 26
6:00 am - 8:56 amSEA-PHX
2h 56mnonstop
6:45 pm - 9:45 pmPHX-SEA
3h 00mnonstop
$197Alaska Airlines
Find Deal
Fri, Jul 18 - Fri, Jul 18

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
Feb 24
SEA8:44 pmSeattle/Tacoma Intl
3h 00m
PHX12:44 amPhoenix Sky Harbor Intl
Feb 27
PHX12:08 pmPhoenix Sky Harbor Intl
3h 14m
SEA2:22 pmSeattle/Tacoma Intl
Frontier
Mar 1
SEA8:44 pmSeattle/Tacoma Intl
3h 00m
PHX12:44 amPhoenix Sky Harbor Intl
Mar 4
PHX2:46 pmPhoenix Sky Harbor Intl
3h 14m
SEA5:00 pmSeattle/Tacoma Intl
Frontier
Feb 22
SEA8:44 pmSeattle/Tacoma Intl
3h 00m
PHX12:44 amPhoenix Sky Harbor Intl
Feb 26
PHX2:26 pmPhoenix Sky Harbor Intl
3h 14m
SEA4:40 pmSeattle/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
Feb 22
SEA5:15 amSeattle/Tacoma Intl
5h 25m
1 stop
PHX11:40 amPhoenix Sky Harbor Intl
Mar 1
PHX12:35 pmPhoenix Sky Harbor Intl
12h 50m
1 stop
SEA12:25 amSeattle/Tacoma Intl
Spirit Airlines
Feb 27
SEA5:15 amSeattle/Tacoma Intl
5h 25m
1 stop
PHX11:40 amPhoenix Sky Harbor Intl
Mar 3
PHX12:35 pmPhoenix Sky Harbor Intl
12h 50m
1 stop
SEA12:25 amSeattle/Tacoma Intl
Spirit Airlines
Feb 27
SEA5:15 amSeattle/Tacoma Intl
5h 25m
1 stop
PHX11:40 amPhoenix Sky Harbor Intl
Mar 3
PHX12:35 pmPhoenix Sky Harbor Intl
12h 50m
1 stop
SEA12:25 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 $148.

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 Tuesday. momondo users have found tickets for Tuesday departures for as low as $204. 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 $273. 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 $179. 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 $261. 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 $195 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 $174 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 January 2025, prices for Seattle to Phoenix Sky Harbor Intl Airport flights are approximately 45% more expensive 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

$17

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 $17. The best round-trip flight deal from Seattle to Phoenix Sky Harbor Intl Airport found on momondo in the last 72 hours is $36.
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 $46Free CancellationRating
6.0
3,442 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $86Free CancellationRating
6.3
8,111 reviews
Search Spirit Airlines flights
DeltaPriceFrom $97Free CancellationRating
8.0
8,514 reviews
Search Delta flights
SouthwestPriceFrom $98Free CancellationRating
8.1
4,654 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $98Free CancellationRating
8.0
9,707 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $156Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights
United AirlinesPriceFrom $246Free CancellationRating
7.4
8,975 reviews
Search United Airlines flights
  • Southwest Flights From Seattle to Phoenix Sky Harbor Intl Airport

    The lowest priced Southwest flight from Seattle to Phoenix Sky Harbor Intl Airport from the last 72 hours was $98. Generally, Southwest has 19 flights on this route every week with an average price of $231. Southwest is rated 8.1/10 by our users.

  • Delta Flights From Seattle to Phoenix Sky Harbor Intl Airport

    Across 8,514 Delta reviews on momondo, the average score is 8.0/10. Delta flies from Seattle to Phoenix Sky Harbor Intl Airport about 25 times each week, with ticket deals ranging from $97 to $233. 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
Payson
Goodyear
Buckeye
Avondale
Paradise Valley
Apache Junction
Camp Verde
Fountain Hills
Cave Creek
Guadalupe

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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