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Cheap flights from Seattle to Phoenix from $64

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 departing on 12/22. 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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0 bags

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Cheap round-trip flights

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Frontier Logo
12:58 pm - 8:47 pmSEA-PHX
6h 49m1 stop
Frontier Logo
6:00 am - 8:18 amPHX-SEA
3h 18mnonstop
$112Frontier
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Sat, Nov 8 - Fri, Nov 14
Frontier Logo
1:25 pm - 10:36 pmSEA-PHX
8h 11m1 stop
Frontier Logo
10:11 pm - 9:34 amPHX-SEA
12h 23m1 stop
$113Frontier
Find Deal
Fri, Jan 2 - Wed, Jan 7
Alaska Airlines Logo
8:09 pm - 12:05 amSEA-PHX
2h 56mnonstop
Alaska Airlines Logo
6:49 pm - 10:45 pmPHX-SEA
4h 56m1 stop
$115Alaska Airlines
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Fri, Dec 5 - Wed, Dec 10
Southwest Logo
6:15 am - 1:50 pmSEA-PHX
6h 35m2 stops
Southwest Logo
8:10 am - 11:55 amPHX-SEA
4h 45m1 stop
$117Southwest
Find Deal
Sat, Nov 15 - Tue, Nov 18
Southwest Logo
6:15 am - 2:40 pmSEA-PHX
7h 25m2 stops
Southwest Logo
6:00 am - 10:20 amPHX-SEA
5h 20m1 stop
$118Southwest
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Wed, Dec 3 - Sun, Dec 7
Alaska Airlines Logo
8:05 pm - 11:59 pmSEA-PHX
2h 54mnonstop
Alaska Airlines Logo
3:23 pm - 10:49 pmPHX-SEA
8h 26m1 stop
$121Alaska Airlines
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Sun, Nov 23 - Sat, Dec 6
Multiple Airlines Logo
1:37 pm - 9:58 pmSEA-PHX
7h 21m1 stop
Multiple Airlines Logo
7:35 pm - 9:50 pmPHX-SEA
3h 15mnonstop
$126Multiple Airlines
Find Deal
Tue, Nov 11 - Tue, Nov 18
Multiple Airlines Logo
1:37 pm - 9:58 pmSEA-PHX
7h 21m1 stop
Multiple Airlines Logo
6:00 am - 8:13 amPHX-SEA
3h 13mnonstop
$129Multiple Airlines
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Tue, Nov 18 - Tue, Nov 25
Sun Country Air Logo
11:59 pm - 6:36 pmSEA-AZA
17h 37m1 stop
Sun Country Air Logo
10:11 am - 5:18 pmAZA-SEA
8h 07m1 stop
$469Sun Country Air
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Thu, Dec 18 - Wed, Dec 24
Sun Country Air Logo
11:59 pm - 6:36 pmSEA-AZA
17h 37m1 stop
Sun Country Air Logo
6:16 pm - 9:36 amAZA-SEA
16h 20m1 stop
$486Sun Country Air
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Thu, Dec 18 - Sun, Dec 21

Alaska Airlines flights from Seattle to Phoenix

Our best Alaska Airlines deals on Seattle to Phoenix flight tickets
Alaska Airlines
Dec 5
SEA8:09 pmSeattle/Tacoma Intl
2h 56m
PHX12:05 amPhoenix Sky Harbor Intl
Dec 10
PHX6:49 pmPhoenix Sky Harbor Intl
4h 56m
1 stop
SEA10:45 pmSeattle/Tacoma Intl
$115
Find similar
Alaska Airlines
Nov 23
SEA8:05 pmSeattle/Tacoma Intl
2h 54m
PHX11:59 pmPhoenix Sky Harbor Intl
Dec 6
PHX3:23 pmPhoenix Sky Harbor Intl
8h 26m
1 stop
SEA10:49 pmSeattle/Tacoma Intl
$121
Find similar
Alaska Airlines
Dec 5
SEA9:39 pmSeattle/Tacoma Intl
16h 02m
1 stop
PHX2:41 pmPhoenix Sky Harbor Intl
Dec 7
PHX7:00 amPhoenix Sky Harbor Intl
3h 19m
SEA9:19 amSeattle/Tacoma Intl
$125
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Frontier flights from Seattle to Phoenix

Our best Frontier deals on Seattle to Phoenix flight tickets
Frontier
Nov 8
SEA12:58 pmSeattle/Tacoma Intl
6h 49m
1 stop
PHX8:47 pmPhoenix Sky Harbor Intl
Nov 14
PHX6:00 amPhoenix Sky Harbor Intl
3h 18m
SEA8:18 amSeattle/Tacoma Intl
$112
Find similar
Frontier
Jan 2
SEA1:25 pmSeattle/Tacoma Intl
8h 11m
1 stop
PHX10:36 pmPhoenix Sky Harbor Intl
Jan 7
PHX10:11 pmPhoenix Sky Harbor Intl
12h 23m
1 stop
SEA9:34 amSeattle/Tacoma Intl
$113
Find similar
Frontier
Nov 13
SEA12:58 pmSeattle/Tacoma Intl
10h 31m
1 stop
PHX12:29 amPhoenix Sky Harbor Intl
Nov 16
PHX6:00 amPhoenix Sky Harbor Intl
3h 18m
SEA8:18 amSeattle/Tacoma Intl
$114
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Seattle to Phoenix that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, momondo users made 832,500 searches. Data last updated October 23, 2025.
Use the filters below to find and compare flights from Seattle to Phoenix that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sat 11/8

12:58 pm-8:47 pm

1 stop6h 49m

Phoenix Sky Harbor Intl

Fri 11/14

6:00 am-8:18 am

Nonstop3h 18m

$112

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Fri 1/2

1:25 pm-10:36 pm

1 stop8h 11m

Phoenix Sky Harbor Intl

Wed 1/7

10:11 pm-9:34 am

1 stop12h 23m

$113

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Fri 12/5

8:09 pm-12:05 am

Nonstop2h 56m

Phoenix Sky Harbor Intl

Wed 12/10

6:49 pm-10:45 pm

1 stop4h 56m

$115

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sat 11/15

6:15 am-1:50 pm

2 stops6h 35m

Phoenix Sky Harbor Intl

Tue 11/18

8:10 am-11:55 am

1 stop4h 45m

$117

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Wed 12/3

6:15 am-2:40 pm

2 stops7h 25m

Phoenix Sky Harbor Intl

Sun 12/7

6:00 am-10:20 am

1 stop5h 20m

$118

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Sun 11/23

8:05 pm-11:59 pm

Nonstop2h 54m

Phoenix Sky Harbor Intl

Sat 12/6

3:23 pm-10:49 pm

1 stop8h 26m

$121

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 11/11

1:37 pm-9:58 pm

1 stop7h 21m

Phoenix Sky Harbor Intl

Tue 11/18

7:35 pm-9:50 pm

Nonstop3h 15m

$126

SeattlePhoenix

SEA - PHX

SEAPHX

Seattle/Tacoma Intl

Tue 11/18

1:37 pm-9:58 pm

1 stop7h 21m

Phoenix Sky Harbor Intl

Tue 11/25

6:00 am-8:13 am

Nonstop3h 13m

$129

SeattlePhoenix

SEA - AZA

SEAAZA

Seattle/Tacoma Intl

Thu 12/18

11:59 pm-6:36 pm

1 stop17h 37m

Phoenix-Mesa Gateway

Wed 12/24

10:11 am-5:18 pm

1 stop8h 07m

$469

SeattlePhoenix

SEA - AZA

SEAAZA

Seattle/Tacoma Intl

Thu 12/18

11:59 pm-6:36 pm

1 stop17h 37m

Phoenix-Mesa Gateway

Sun 12/21

6:16 pm-9:36 am

1 stop16h 20m

$486

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Phoenix from

How to get the cheapest flight ticket from Seattle to Phoenix

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?

If you are unable to visit Phoenix during the month of August, then departing from Seattle during the month September is also very affordable. Most momondo users find prices during this month for around $173.

What is the cheapest day to depart on your flight to Phoenix?

On average, the least expensive day to fly to Phoenix from Seattle is on a Wednesday. momondo users have found tickets for Wednesday departures for as low as $231. However, this price may fluctuate depending on the airline, the season, and holidays. On the other hand, Sunday is the most expensive day to depart from Seattle because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $269.

What is the cheapest time of day to depart on your flight to Phoenix?

The cheapest time of day to fly to Phoenix is in the evening when flights can be purchased for as low as $197. In the morning is when there is more demand to fly to Phoenix, so prices are often more expensive at around $274 per ticket.

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

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

How far in advance should I book a flight to Phoenix?

You are more likely to see cheaper flights to Phoenix from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Phoenix for around $216 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Phoenix from Seattle for as low as $177 on momondo.

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

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

Cheap Seattle to Phoenix flight deals and tips

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

Fastest flight time

2h 45m

Direct flights

Every day

Airports in Phoenix

1 airport
The fastest flight from Seattle to Phoenix takes 2h 45m
Direct flights go from Seattle to Phoenix every day.
There is 1 airport near Phoenix: Phoenix Sky Harbor Intl (PHX)
Search flight deals

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

    The straight-line distance from Seattle/Tacoma Intl to Phoenix is 1114.3 mi. In terms of flight time, this usually takes a little over 2h 49m.

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

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

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

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

    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.

  • What documentation or ID do you need to fly to Phoenix?

    The travel and health documents you'll need for your trip to Phoenix 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. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Seattle to Phoenix

Compare and see reviews for airlines that fly from Seattle to Phoenix with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $35Free CancellationRating
5.8
3,128 reviews
Search Frontier flights
Spirit AirlinesPriceFrom $65Free CancellationRating
6.3
8,098 reviews
Search Spirit Airlines flights
Hawaiian AirlinesPriceFrom $83Free CancellationRating
7.8
2,788 reviews
Search Hawaiian Airlines flights
DeltaPriceFrom $97Free CancellationRating
7.9
7,981 reviews
Search Delta flights
SouthwestPriceFrom $139Free CancellationRating
8.0
4,237 reviews
Search Southwest flights
Alaska AirlinesPriceFrom $144Free CancellationRating
8.0
11,155 reviews
Search Alaska Airlines flights
American AirlinesPriceFrom $169Free CancellationRating
7.2
11,028 reviews
Search American Airlines flights
United AirlinesPriceFrom $236Free CancellationRating
7.4
8,991 reviews
Search United Airlines flights

Why use momondo?

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

Finding the right flight to Phoenix from Seattle is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to Phoenix quick and easy, saving you time and money.

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

Yes. momondo enables you to select and highlight flights to Phoenix from Seattle with this policy.

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

Once you have performed a search for Seattle to Phoenix flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Phoenix from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Phoenix trip

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Sat 11/22
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Find better results for your trip to the United States

Fly into one of these airports located in Phoenix

Airports listed have a maximum distance of 25.4 mi from Phoenix
Phoenix-Mesa Gateway Airport