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Cheap flights from Phoenix to Seattle from $67

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Phoenix to Seattle departing on 11/6. 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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Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
7:25 am - 2:16 pmPHX-SEA
7h 51m1 stop
Frontier Logo
8:22 pm - 12:24 amSEA-PHX
3h 02mnonstop
$99Frontier
Find Deal
Mon, Nov 3 - Mon, Nov 10
Frontier Logo
6:00 am - 8:18 amPHX-SEA
3h 18mnonstop
Frontier Logo
1:01 pm - 11:23 pmSEA-PHX
9h 22m1 stop
$100Frontier
Find Deal
Sat, Nov 15 - Thu, Nov 27
Frontier Logo
7:25 am - 2:16 pmPHX-SEA
7h 51m1 stop
Frontier Logo
8:22 pm - 12:24 amSEA-PHX
3h 02mnonstop
$101Frontier
Find Deal
Mon, Nov 3 - Mon, Nov 10
Southwest Logo
8:20 pm - 1:25 amPHX-SEA
6h 05m1 stop
Southwest Logo
5:15 am - 9:00 amSEA-PHX
2h 45mnonstop
$107Southwest
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Tue, Nov 25 - Fri, Nov 28
Southwest Logo
2:25 pm - 8:20 pmPHX-SEA
6h 55m1 stop
Southwest Logo
9:30 am - 7:55 pmSEA-PHX
9h 25m2 stops
$108Southwest
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Fri, Jan 23 - Mon, Jan 26
Alaska Airlines Logo
7:56 pm - 12:12 amPHX-SEA
5h 16m1 stop
Alaska Airlines Logo
7:10 am - 11:08 amSEA-PHX
2h 58mnonstop
$110Alaska Airlines
Find Deal
Wed, Dec 3 - Wed, Dec 17
Alaska Airlines Logo
8:20 am - 12:51 pmPHX-SEA
5h 31m1 stop
Alaska Airlines Logo
3:55 pm - 7:48 pmSEA-PHX
2h 53mnonstop
$111Alaska Airlines
Find Deal
Sun, Feb 8 - Sun, Feb 8
Delta Logo
8:00 am - 10:20 amPHX-SEA
3h 20mnonstop
Delta Logo
7:10 am - 11:07 amSEA-PHX
2h 57mnonstop
$137Delta
Find Deal
Sun, Nov 9 - Tue, Nov 11
American Airlines Logo
11:43 am - 2:08 pmPHX-SEA
3h 25mnonstop
American Airlines Logo
6:30 am - 10:30 amSEA-PHX
3h 00mnonstop
$138American Airlines
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Thu, Nov 20 - Mon, Nov 24
Delta Logo
8:00 am - 10:20 amPHX-SEA
3h 20mnonstop
Delta Logo
7:50 pm - 11:51 pmSEA-PHX
3h 01mnonstop
$142Delta
Find Deal
Sun, Nov 23 - Thu, Dec 4

Frontier flights from Phoenix to Seattle

Our best Frontier deals on Phoenix to Seattle flight tickets
Frontier
Nov 3
PHX7:25 amPhoenix Sky Harbor Intl
7h 51m
1 stop
SEA2:16 pmSeattle/Tacoma Intl
Nov 10
SEA8:22 pmSeattle/Tacoma Intl
3h 02m
PHX12:24 amPhoenix Sky Harbor Intl
$99
Find similar
Frontier
Nov 15
PHX6:00 amPhoenix Sky Harbor Intl
3h 18m
SEA8:18 amSeattle/Tacoma Intl
Nov 27
SEA1:01 pmSeattle/Tacoma Intl
9h 22m
1 stop
PHX11:23 pmPhoenix Sky Harbor Intl
$100
Find similar
Frontier
Nov 3
PHX7:25 amPhoenix Sky Harbor Intl
7h 51m
1 stop
SEA2:16 pmSeattle/Tacoma Intl
Nov 10
SEA8:22 pmSeattle/Tacoma Intl
3h 02m
PHX12:24 amPhoenix Sky Harbor Intl
$101
Find similar

Alaska Airlines flights from Phoenix to Seattle

Our best Alaska Airlines deals on Phoenix to Seattle flight tickets
Alaska Airlines
Dec 3
PHX7:56 pmPhoenix Sky Harbor Intl
5h 16m
1 stop
SEA12:12 amSeattle/Tacoma Intl
Dec 17
SEA7:10 amSeattle/Tacoma Intl
2h 58m
PHX11:08 amPhoenix Sky Harbor Intl
$110
Find similar
Alaska Airlines
Feb 8
PHX8:20 amPhoenix Sky Harbor Intl
5h 31m
1 stop
SEA12:51 pmSeattle/Tacoma Intl
Feb 8
SEA3:55 pmSeattle/Tacoma Intl
2h 53m
PHX7:48 pmPhoenix Sky Harbor Intl
$111
Find similar
Alaska Airlines
Nov 17
PHX7:35 pmPhoenix Sky Harbor Intl
3h 15m
SEA9:50 pmSeattle/Tacoma Intl
Nov 22
SEA8:05 pmSeattle/Tacoma Intl
2h 54m
PHX11:59 pmPhoenix Sky Harbor Intl
$117
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Phoenix to Seattle 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 22, 2025.
Use the filters below to find and compare flights from Phoenix to Seattle that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Mon 11/3

7:25 am-2:16 pm

1 stop7h 51m

Seattle/Tacoma Intl

Mon 11/10

8:22 pm-12:24 am

Nonstop3h 02m

$99

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Sat 11/15

6:00 am-8:18 am

Nonstop3h 18m

Seattle/Tacoma Intl

Thu 11/27

1:01 pm-11:23 pm

1 stop9h 22m

$100

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Mon 11/3

7:25 am-2:16 pm

1 stop7h 51m

Seattle/Tacoma Intl

Mon 11/10

8:22 pm-12:24 am

Nonstop3h 02m

$101

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Tue 11/25

8:20 pm-1:25 am

1 stop6h 05m

Seattle/Tacoma Intl

Fri 11/28

5:15 am-9:00 am

Nonstop2h 45m

$107

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Fri 1/23

2:25 pm-8:20 pm

1 stop6h 55m

Seattle/Tacoma Intl

Mon 1/26

9:30 am-7:55 pm

2 stops9h 25m

$108

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Wed 12/3

7:56 pm-12:12 am

1 stop5h 16m

Seattle/Tacoma Intl

Wed 12/17

7:10 am-11:08 am

Nonstop2h 58m

$110

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Sun 2/8

8:20 am-12:51 pm

1 stop5h 31m

Seattle/Tacoma Intl

Sun 2/8

3:55 pm-7:48 pm

Nonstop2h 53m

$111

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Sun 11/9

8:00 am-10:20 am

Nonstop3h 20m

Seattle/Tacoma Intl

Tue 11/11

7:10 am-11:07 am

Nonstop2h 57m

$137

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Thu 11/20

11:43 am-2:08 pm

Nonstop3h 25m

Seattle/Tacoma Intl

Mon 11/24

6:30 am-10:30 am

Nonstop3h 00m

$138

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Sun 11/23

8:00 am-10:20 am

Nonstop3h 20m

Seattle/Tacoma Intl

Thu 12/4

7:50 pm-11:51 pm

Nonstop3h 01m

$142

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 Seattle from

How to get the cheapest flight ticket from Phoenix to Seattle

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 typical price of a round-trip flight between Phoenix and Seattle?

What is the cheapest month to fly to Seattle?

In general, January is the cheapest month to fly from Phoenix to Seattle. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $147. If you don’t want to visit Seattle in January, then you should wait until February to fly from Phoenix, when ticket prices are also cheap, with an average price of $166.

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

On average, the least expensive day to fly to Seattle from Phoenix is on a Friday. momondo users have found tickets for Friday departures for as low as $271. 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 Phoenix because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $444.

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

Flying to Seattle from Phoenix at noon is the least expensive time of day to depart. momondo users have found prices as low as $234 when looking at flights departing at noon. Flights to Seattle are more costly in the evening, with an average ticket price of $504. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

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

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

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

You are more likely to see cheaper flights to Seattle from Phoenix when booking weeks ahead of your departure date. In general, you can expect to find flights to Seattle for around $189 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Seattle from Phoenix for as low as $165 on momondo.

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

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

Cheap Phoenix to Seattle flight deals and tips

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

Fastest flight time

2h 59m

Direct flights

Every day

Airports in Seattle

1 airport
The fastest flight from Phoenix to Seattle takes 2h 59m
Direct flights go from Phoenix to Seattle every day.
There is 1 airport near Seattle: Seattle/Tacoma Intl (SEA)
Search flight deals

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

    There are 1114.3 mi between Phoenix and Seattle/Tacoma Intl. By plane, this route typically takes 3h 10m.

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

    Prices for flights from Phoenix to Seattle/Tacoma Intl Airport are refreshed on a daily basis.

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

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

  • What documentation or ID do you need to fly to Seattle/Tacoma Intl Airport?

    The required travel and health documents for your Seattle/Tacoma Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Seattle/Tacoma Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Phoenix to Seattle

Compare and see reviews for airlines that fly from Phoenix to Seattle with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $53Free CancellationRating
5.8
3,130 reviews
Search Frontier flights
Hawaiian AirlinesPriceFrom $84Free CancellationRating
7.8
2,788 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $97Free CancellationRating
8.0
11,151 reviews
Search Alaska Airlines flights
DeltaPriceFrom $100Free CancellationRating
7.9
7,978 reviews
Search Delta flights
SouthwestPriceFrom $137Free CancellationRating
8.0
4,237 reviews
Search Southwest flights
American AirlinesPriceFrom $143Free CancellationRating
7.2
11,028 reviews
Search American Airlines flights

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
Leavenworth
SeaTac
Ocean Shores
Renton
Olympia
Lynnwood
Kent
Marysville
Puyallup
Tukwila
Lakewood
Federal Way
Kirkland
Fife
Redmond
Cle Elum
Centralia
Shoreline
Westport

Why use momondo?

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

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

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

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

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

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 Seattle from Phoenix.

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

If you are not ready to book a flight from Phoenix to Seattle now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Seattle and let you know when they change.

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