This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/12. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — PHX
12 Jul — 19 Jul1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Seattle/Tacoma Intl to Phoenix are usually found in January or August, booked 72 days in advance, depart on a Tuesday or Monday and return on a Tuesday
Cheap flight deals from Seattle to Phoenix
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Cheapest flights from Seattle to Phoenix
Explore the most affordable flight options available from Seattle to Phoenix. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 June 2026.
Wed 23/93:50 p.m.
SEA
-
PHX
1 stop5h 55m
Southwest
Wed 30/912:55 p.m.
PHX
-
SEA
2 stops7h 20m
Southwest
Deal found 7/6C$ 285
Wed 7/105:20 a.m.
SEA
-
PHX
Nonstop2h 45m
Southwest
Sat 10/1012:30 p.m.
PHX
-
SEA
1 stop5h 35m
Southwest
Deal found 7/6C$ 289
Sat 22/85:00 a.m.
SEA
-
PHX
Nonstop2h 50m
Southwest
Tue 25/812:55 p.m.
PHX
-
SEA
2 stops7h 20m
Southwest
Deal found 10/6C$ 296
Tue 6/108:00 a.m.
SEA
-
PHX
2 stops6h 00m
Southwest
Tue 13/102:00 p.m.
PHX
-
SEA
2 stops7h 10m
Southwest
Deal found 12/6C$ 299
Sat 31/108:25 p.m.
SEA
-
PHX
Nonstop2h 56m
Delta
Mon 9/111:10 p.m.
PHX
-
SEA
Nonstop3h 13m
Delta
Deal found 10/6C$ 301
Fri 28/86:15 a.m.
SEA
-
PHX
Nonstop2h 45m
Southwest
Tue 1/96:15 p.m.
PHX
-
SEA
Nonstop3h 00m
Southwest
Deal found 7/6C$ 302
Wed 26/812:00 p.m.
SEA
-
PHX
1 stop4h 55m
Southwest
Sat 29/87:50 a.m.
PHX
-
SEA
1 stop9h 00m
Southwest
Deal found 9/6C$ 303
Sun 23/81:40 p.m.
SEA
-
PHX
Nonstop2h 54m
Delta
Wed 2/96:59 a.m.
PHX
-
SEA
Nonstop3h 06m
Delta
Deal found 8/6C$ 305
Sat 7/115:05 a.m.
SEA
-
PHX
1 stop6h 45m
Southwest
Tue 10/114:10 p.m.
PHX
-
SEA
2 stops6h 15m
Southwest
Deal found 9/6C$ 310
Tue 11/85:55 a.m.
SEA
-
PHX
1 stop8h 55m
Southwest
Mon 17/812:20 p.m.
PHX
-
SEA
1 stop6h 25m
Southwest
Deal found 10/6C$ 312
Best flights from Seattle to Phoenix
Discover carefully curated flight deals from Seattle to Phoenix that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 12 June 2026.
Thu 8/105:45 a.m.
SEA
-
PHX
Nonstop2h 45m
Southwest
Mon 12/108:20 a.m.
PHX
-
SEA
Nonstop3h 05m
Southwest
Deal found 7/6C$ 331
Tue 20/108:55 p.m.
SEA
-
PHX
Nonstop2h 57m
Alaska Airlines
Sat 24/107:36 a.m.
PHX
-
SEA
1 stop6h 41m
Alaska Airlines
Deal found 11/6C$ 333
Fri 4/910:00 a.m.
SEA
-
PHX
Nonstop3h 01m
Delta
Mon 7/93:59 p.m.
PHX
-
SEA
Nonstop3h 06m
Delta
Deal found 11/6C$ 359
Thu 3/98:20 p.m.
SEA
-
PHX
Nonstop2h 55m
Southwest
Sun 6/92:35 p.m.
PHX
-
SEA
Nonstop3h 00m
Southwest
Deal found 8/6C$ 331
Thu 6/81:44 p.m.
SEA
-
PHX
Nonstop3h 01m
Alaska Airlines
Sun 9/89:10 a.m.
PHX
-
SEA
Nonstop3h 07m
Alaska Airlines
Deal found 9/6C$ 344
Fri 4/98:20 p.m.
SEA
-
PHX
Nonstop2h 55m
Southwest
Mon 7/95:15 a.m.
PHX
-
SEA
1 stop6h 35m
Southwest
Deal found 9/6C$ 341
Fri 31/71:40 p.m.
SEA
-
PHX
Nonstop2h 54m
Delta
Sat 1/83:54 p.m.
PHX
-
SEA
Nonstop3h 08m
Delta
Deal found 7/6C$ 387
Fri 9/107:24 a.m.
SEA
-
PHX
Nonstop3h 08m
Alaska Airlines
Mon 12/106:00 a.m.
PHX
-
SEA
Nonstop3h 12m
Alaska Airlines
Deal found 9/6C$ 359
Sat 11/76:30 p.m.
SEA
-
PHX
Nonstop2h 59m
Delta
Sat 25/712:15 p.m.
PHX
-
SEA
Nonstop3h 10m
Delta
Deal found 10/6C$ 387
Direct flights from Seattle to Phoenix
Explore direct flight options from Seattle to Phoenix based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 June 2026.
Wed 7/105:20 a.m.
SEA
-
PHX
Nonstop2h 45m
Southwest
Sat 10/104:40 p.m.
PHX
-
SEA
Nonstop3h 05m
Southwest
Deal found 7/6C$ 291
Sat 31/108:25 p.m.
SEA
-
PHX
Nonstop2h 56m
Delta
Mon 9/111:10 p.m.
PHX
-
SEA
Nonstop3h 13m
Delta
Deal found 9/6C$ 301
Fri 28/86:15 a.m.
SEA
-
PHX
Nonstop2h 45m
Southwest
Tue 1/96:15 p.m.
PHX
-
SEA
Nonstop3h 00m
Southwest
Deal found 7/6C$ 302
Sun 23/88:25 a.m.
SEA
-
PHX
Nonstop2h 52m
Delta
Tue 1/95:42 p.m.
PHX
-
SEA
Nonstop3h 06m
Delta
Deal found 8/6C$ 305
Tue 8/95:40 p.m.
SEA
-
PHX
Nonstop2h 57m
Delta
Sun 13/93:40 p.m.
PHX
-
SEA
Nonstop3h 11m
Delta
Deal found 9/6C$ 312
Sat 1/81:40 p.m.
SEA
-
PHX
Nonstop2h 54m
Delta
Tue 11/85:42 p.m.
PHX
-
SEA
Nonstop3h 06m
Delta
Deal found 10/6C$ 319
Wed 14/107:24 a.m.
SEA
-
PHX
Nonstop3h 08m
Alaska Airlines
Wed 14/1012:42 p.m.
PHX
-
SEA
Nonstop3h 12m
Alaska Airlines
Deal found 8/6C$ 324
Fri 7/81:40 p.m.
SEA
-
PHX
Nonstop2h 54m
Delta
Mon 10/86:59 a.m.
PHX
-
SEA
Nonstop3h 06m
Delta
Deal found 10/6C$ 327
Thu 20/88:30 p.m.
SEA
-
PHX
Nonstop3h 03m
Delta
Sun 23/85:42 p.m.
PHX
-
SEA
Nonstop3h 06m
Delta
Deal found 10/6C$ 330
Wed 16/91:35 p.m.
SEA
-
PHX
Nonstop3h 02m
Delta
Tue 22/95:32 p.m.
PHX
-
SEA
Nonstop3h 07m
Delta
Deal found 8/6C$ 331
Thu 29/105:40 p.m.
SEA
-
PHX
Nonstop2h 54m
Delta
Sun 1/116:35 p.m.
PHX
-
SEA
Nonstop3h 14m
Delta
Deal found 9/6C$ 337
Sat 27/68:35 p.m.
SEA
-
PHX
Nonstop3h 01m
Delta
Sat 4/73:51 p.m.
PHX
-
SEA
Nonstop3h 09m
Delta
Deal found 7/6C$ 340
Last-minute flights from Seattle to Phoenix
Discover last-minute flight deals from Seattle to Phoenix. Data last updated 12 June 2026 and is based on user searches.
Sat 27/68:35 p.m.
SEA
-
PHX
Nonstop3h 01m
Delta
Sat 4/73:51 p.m.
PHX
-
SEA
Nonstop3h 09m
Delta
Deal found 7/6C$ 340
Tue 30/65:15 a.m.
SEA
-
PHX
1 stop6h 10m
Southwest
Mon 31/82:45 p.m.
PHX
-
SEA
2 stops6h 30m
Southwest
Deal found 8/6C$ 379
Thu 2/77:55 p.m.
SEA
-
PHX
Nonstop2h 58m
Alaska Airlines
Tue 7/72:37 p.m.
PHX
-
SEA
Nonstop3h 06m
Alaska Airlines
Deal found 8/6C$ 387
Sat 11/77:06 p.m.
SEA
-
PHX
1 stop12h 34m
Frontier
Sat 25/711:35 a.m.
PHX
-
SEA
1 stop6h 16m
Frontier
Deal found 10/6C$ 370
Wed 15/76:15 a.m.
SEA
-
PHX
Nonstop2h 50m
Southwest
Tue 4/86:15 p.m.
PHX
-
SEA
Nonstop3h 00m
Southwest
Deal found 8/6C$ 319
Wed 22/76:15 a.m.
SEA
-
PHX
Nonstop2h 50m
Southwest
Thu 6/89:45 p.m.
PHX
-
SEA
Nonstop2h 55m
Southwest
Deal found 8/6C$ 345
Wed 29/712:45 p.m.
SEA
-
PHX
2 stops7h 30m
Southwest
Wed 5/84:00 p.m.
PHX
-
SEA
1 stop7h 25m
Southwest
Deal found 11/6C$ 354
One-way flights from Seattle to Phoenix
Search for one-way flight options from Seattle to Phoenix. Find affordable one-way fares based on user searches. Data last updated 12 June 2026.
Tue 1/128:05 a.m.
SEA
-
PHX
2 stops9h 50m
Southwest
Deal found 8/6C$ 154
Sat 5/128:55 a.m.
SEA
-
PHX
1 stop4h 55m
Southwest
Deal found 9/6C$ 158
Mon 21/99:10 a.m.
SEA
-
PHX
1 stop6h 50m
Southwest
Deal found 8/6C$ 165
Tue 1/98:30 p.m.
SEA
-
PHX
Nonstop3h 03m
Delta
Deal found 12/6C$ 166
Thu 23/712:35 p.m.
SEA
-
PHX
1 stop8h 53m
Frontier
Deal found 9/6C$ 168
Wed 8/77:06 p.m.
SEA
-
PHX
1 stop12h 34m
Frontier
Deal found 8/6C$ 169
Sat 15/811:35 a.m.
SEA
-
PHX
2 stops7h 35m
Southwest
Deal found 10/6C$ 172
Fri 14/88:20 p.m.
SEA
-
PHX
Nonstop2h 55m
Southwest
Deal found 10/6C$ 178
Sun 13/98:25 a.m.
SEA
-
PHX
Nonstop2h 57m
Delta
Deal found 12/6C$ 180
Wed 26/812:40 p.m.
SEA
-
PHX
2 stops7h 15m
Southwest
Deal found 7/6C$ 187
Fri 27/116:45 a.m.
SEA
-
PHX
1 stop4h 40m
Southwest
Deal found 9/6C$ 190
Find flight deals from Seattle to Phoenix
Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Phoenix (PH1). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 12 June 2026.
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, Cheapflights users made 629,999 searches. Data last updated 12 June 2026.
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
Cheapest round-trip
Quickest round-trip
SeattlePhoenix
SEA - PHX
SEAPHX
Seattle/Tacoma Intl
Thu 8/10
5:45 a.m.-8:30 a.m.
Nonstop2h 45m
Phoenix Sky Harbor Intl
Mon 12/10
8:20 a.m.-11:25 a.m.
Nonstop3h 05m
C$ 331
SeattlePhoenix
SEA - PHX
SEAPHX
Seattle/Tacoma Intl
Thu 3/9
8:20 p.m.-11:15 p.m.
Nonstop2h 55m
Phoenix Sky Harbor Intl
Sun 6/9
2:35 p.m.-5:35 p.m.
Nonstop3h 00m
C$ 331
SeattlePhoenix
SEA - PHX
SEAPHX
Seattle/Tacoma Intl
Tue 20/10
8:55 p.m.-11:52 p.m.
Nonstop2h 57m
Phoenix Sky Harbor Intl
Sat 24/10
7:36 a.m.-2:17 p.m.
1 stop6h 41m
C$ 333
SeattlePhoenix
SEA - PHX
SEAPHX
Seattle/Tacoma Intl
Fri 4/9
8:20 p.m.-11:15 p.m.
Nonstop2h 55m
Phoenix Sky Harbor Intl
Mon 7/9
5:15 a.m.-11:50 a.m.
1 stop6h 35m
C$ 341
SeattlePhoenix
SEA - PHX
SEAPHX
Seattle/Tacoma Intl
Thu 6/8
1:44 p.m.-4:45 p.m.
Nonstop3h 01m
Phoenix Sky Harbor Intl
Sun 9/8
9:10 a.m.-12:17 p.m.
Nonstop3h 07m
C$ 344
SeattlePhoenix
SEA - PHX
SEAPHX
Seattle/Tacoma Intl
Fri 4/9
10:00 a.m.-1:01 p.m.
Nonstop3h 01m
Phoenix Sky Harbor Intl
Mon 7/9
3:59 p.m.-7:05 p.m.
Nonstop3h 06m
C$ 359
SeattlePhoenix
SEA - PHX
SEAPHX
Seattle/Tacoma Intl
Fri 9/10
7:24 a.m.-10:32 a.m.
Nonstop3h 08m
Phoenix Sky Harbor Intl
Mon 12/10
6:00 a.m.-9:12 a.m.
Nonstop3h 12m
C$ 359
SeattlePhoenix
SEA - PHX
SEAPHX
Seattle/Tacoma Intl
Fri 31/7
1:40 p.m.-4:34 p.m.
Nonstop2h 54m
Phoenix Sky Harbor Intl
Sat 1/8
3:54 p.m.-7:02 p.m.
Nonstop3h 08m
C$ 387
SeattlePhoenix
SEA - PHX
SEAPHX
Seattle/Tacoma Intl
Sat 11/7
6:30 p.m.-9:29 p.m.
Nonstop2h 59m
Phoenix Sky Harbor Intl
Sat 25/7
12:15 p.m.-3:25 p.m.
Nonstop3h 10m
C$ 387
Cheapest one-way
SeattlePhoenix
SEA - PHX
SEAPHX
Seattle/Tacoma Intl
Sat 7/11
2:35 p.m.-8:30 p.m.
1 stop4h 55m
C$ 165
Flights are sorted by cheapest round-trip flights first.
Deals found on 9/6
Showing 1-10 of 20 resultsSorted by cheapest first
1
2
Best time to book a flight from Seattle to Phoenix
Have a flexible travel schedule? Discover the best time to fly to Phoenix from Seattle with our price prediction graph.
SEA-PH1
SEA-PHX
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.
Cheapflights Insights
Everything you need to know about your flight from Seattle to Phoenix
SEA-PH1
SEA-PHX
What is the cheapest month to book a flight from Seattle to Phoenix?
Currently, July is the cheapest month in which you can book a flight from Seattle to Phoenix (average of C$ 67). Flying from Seattle to Phoenix in August is currently the most expensive (average of C$ 639). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
What is the cheapest time of day to fly from SEA to PHX?
Find hourly flight availability from Seattle to Phoenix. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 June 2026.
It’s typically best to fly out from Seattle to Phoenix in the evening. Doing so could potentially save you 41% on the flight price compared to flying in the morning, which is usually more expensive.
Weekly flight availability from Seattle to Phoenix
Explore weekly flight availability from Seattle to Phoenix. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 12 June 2026.
The most flights from SEA to PH1 are scheduled on a Friday (43 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (24 on average).
How much does it cost to fly round-trip from Seattle to Phoenix?
How often are flights from Seattle to Phoenix delayed?
About 15% of weekly flights between Seattle and Phoenix have experienced delays in the past year, with the average delay time being 129 minutes.
What is the most punctual flight time for Seattle to Phoenix flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Tuesday tends to have the lowest number of delays on this route, whereas Monday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Seattle to Phoenix flights?
Over the past year, Delta has had the lowest number of delays on this route, with just 11% of flights being delayed.
How far ahead should I book a flight from Seattle to Phoenix?
Booking 71 days in advance of your planned departure date is, on average, the best time to get cheap flights from Seattle to Phoenix. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest day to fly from Seattle to Phoenix?
Use this chart to determine the cheapest time to fly round-trip from Seattle to Phoenix. Price data was last updated on 8 June 2026.
Travelers seeking maximum savings on their Seattle to Phoenix flight should consider departing on Sunday at noon when fares are most often at their lowest. Wednesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing Phoenix
Get insights into the airlines that provide service to Phoenix. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phoenix. Reviews last updated 12 June 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta
from Seattle to Phoenix. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Related info for your journey
Find useful and relevant information for your journey from Seattle to Phoenix. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
What airport do you fly from for flights from Seattle to Phoenix?
For a flight from Seattle to Phoenix, you will be flying from Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 18.4 km from the centre of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 34 outbound flights to Phoenix per day. 5 airlines have flights to Phoenix from Seattle/Tacoma Intl on a regular basis.
How long is the flight from Seattle to Phoenix?
There are many flights that can get you from Seattle to Phoenix in 2h 57m. Fly via Southwest or Alaska Airlines to get the fastest option. There are 1782 km between Seattle and Phoenix. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the cheapest airlines flying from Seattle to Phoenix round-trip?
Delta, at C$ 68, was found to be the cheapest airline from Seattle to Phoenix.Alternate airlines to your destination round-trip include Hawaiian Airlines and Frontier. These flights start at 79% lower than the current average price 3 months from now.
What are the most reliable airlines from Seattle to Phoenix?
The top 3 most reliable airlines when flying from Seattle to Phoenix are SkyWest Airlines (100%), Condor (89%) and Qatar Airways (89%).
What are the cheapest flights from Seattle to Phoenix?
On average you can expect to pay C$ 373 for a flight from Seattle to Phoenix. The cheapest flight overall is C$ 275 while the most popular route, (Seattle/Tacoma Intl - Phoenix Sky Harbor Intl) is currently priced at C$ 349.
Can I find deals for business class flights from Seattle to Phoenix?
Yes. Cheapflights offers flight deals from Seattle to Phoenix by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Seattle to Phoenix?
Currently, July is the cheapest month in which you can book a flight from Seattle to Phoenix (average of C$ 67). Flying from Seattle to Phoenix in August is currently the most expensive (average of C$ 639). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
Discover the top 5 airlines that operate flights from Seattle to Phoenix. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 12 June 2026.
Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Seattle to Phoenix?
Cheapflights makes it easy to find Seattle to Phoenix flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.
Why should you use Cheapflights to find cheap flight tickets from Seattle to Phoenix?
Cheapflights simply makes it quick and affordable to book flights from Seattle to Phoenix by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.
Can Cheapflights find flights from Seattle to Phoenix with no change fees?
Need flexible booking options for your flight to Phoenix from Seattle? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.
Can Cheapflights notify me if prices for flights from Seattle to Phoenix become cheaper?
Yes, Cheapflights offers price alerts on Seattle to Phoenix flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.
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