Cheap flights from Phoenix Sky Harbor Intl Airport to Seattle from C$ 139
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/10. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SEA
12 Oct — 19 Oct1
Round-trip
1 adult
Economy
Round-trip
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Phoenix Sky Harbor Intl to Seattle/Tacoma Intl are usually found in January or February, booked 62 days in advance, depart on a Tuesday or Monday and return on a Monday
Cheap flight deals from Sky Harbor Intl to Seattle
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Cheapest flights from Sky Harbor Intl to Seattle
Explore the most affordable flight options available from Sky Harbor Intl to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 12 September 2026.
Sat 24/1011:10 a.m. -
2 stops6h 30m
Tue 27/105:50 a.m. -
2 stops7h 10m
Deal found 10/9C$ 259
Thu 10/129:45 a.m. -
1 stop7h 15m
Tue 15/128:05 a.m. -
2 stops9h 50m
Deal found 10/9C$ 260
Tue 3/113:10 p.m. -
2 stops7h 20m
Mon 16/118:05 a.m. -
2 stops9h 50m
Deal found 9/9C$ 267
Sun 18/106:02 a.m. -
Nonstop3h 10m
Wed 21/104:27 p.m. -
1 stop7h 21m
Deal found 11/9C$ 277
Fri 9/1010:30 p.m. -
Nonstop3h 10m
Fri 16/106:50 p.m. -
Nonstop2h 50m
Deal found 10/9C$ 280
Tue 17/114:52 p.m. -
1 stop5h 37m
Wed 2/1211:41 a.m. -
1 stop6h 41m
Deal found 10/9C$ 281
Wed 7/108:55 p.m. -
Nonstop3h 00m
Sat 10/105:25 a.m. -
Nonstop2h 45m
Deal found 9/9C$ 287
Sun 6/127:05 a.m. -
Nonstop3h 20m
Thu 10/127:56 p.m. -
Nonstop2h 50m
Deal found 10/9C$ 290
Tue 29/912:13 p.m. -
1 stop6h 39m
Sat 3/104:59 p.m. -
Nonstop2h 52m
Deal found 7/9C$ 291
Fri 9/1010:30 p.m. -
Nonstop3h 10m
Tue 13/106:15 a.m. -
1 stop6h 25m
Deal found 10/9C$ 294
Fri 2/106:38 p.m. -
Nonstop3h 08m
Sat 10/102:59 p.m. -
1 stop5h 42m
Deal found 8/9C$ 298
Mon 23/116:00 a.m. -
Nonstop3h 16m
Wed 2/1211:44 a.m. -
Nonstop3h 00m
Deal found 9/9C$ 301
Best flights from Sky Harbor Intl to Seattle
Discover carefully curated flight deals from Sky Harbor Intl to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 12 September 2026.
Sun 25/106:40 a.m. -
Nonstop3h 20m
Mon 2/116:20 p.m. -
Nonstop2h 55m
Deal found 7/9C$ 301
Sat 24/1010:12 a.m. -
1 stop10h 14m
Wed 28/104:59 p.m. -
Nonstop2h 52m
Deal found 7/9C$ 312
Thu 15/104:05 p.m. -
2 stops6h 30m
Sat 24/109:45 a.m. -
1 stop6h 05m
Deal found 8/9C$ 335
Tue 1/124:45 p.m. -
1 stop6h 13m
Tue 8/121:16 p.m. -
2 stops7h 11m
Deal found 11/9C$ 391
Fri 20/1110:30 p.m. -
Nonstop3h 15m
Fri 27/115:15 a.m. -
Nonstop2h 45m
Deal found 10/9C$ 342
Thu 24/1212:55 p.m. -
1 stop6h 12m
Thu 31/125:35 p.m. -
1 stop5h 47m
Deal found 11/9C$ 411
Fri 16/108:15 a.m. -
2 stops7h 05m
Sat 24/1012:50 p.m. -
1 stop7h 35m
Deal found 7/9C$ 377
Tue 29/912:11 p.m. -
Nonstop3h 13m
Tue 6/108:15 p.m. -
Nonstop3h 03m
Deal found 8/9C$ 425
Mon 28/1210:40 p.m. -
Nonstop3h 18m
Tue 5/18:40 p.m. -
1 stop13h 43m
Deal found 10/9C$ 429
Fri 8/111:30 a.m. -
1 stop6h 35m
Sat 16/16:05 a.m. -
Nonstop2h 45m
Deal found 9/9C$ 384
Sat 13/23:35 p.m. -
2 stops6h 25m
Sat 20/26:30 a.m. -
1 stop7h 40m
Deal found 11/9C$ 439
Thu 15/104:05 p.m. -
2 stops6h 30m
Sun 25/105:50 p.m. -
1 stop5h 20m
Deal found 8/9C$ 439
Direct flights from Sky Harbor Intl to Seattle
Explore direct flight options from Sky Harbor Intl to Seattle based on user searches, and compare prices and availability for your desired travel dates. Data last updated 12 September 2026.
Fri 9/1010:30 p.m. -
Nonstop3h 10m
Fri 16/106:50 p.m. -
Nonstop2h 50m
Deal found 10/9C$ 280
Wed 7/108:55 p.m. -
Nonstop3h 00m
Sat 10/105:25 a.m. -
Nonstop2h 45m
Deal found 9/9C$ 287
Sun 6/127:05 a.m. -
Nonstop3h 20m
Thu 10/127:56 p.m. -
Nonstop2h 50m
Deal found 10/9C$ 290
Sun 25/106:02 a.m. -
Nonstop3h 10m
Mon 2/117:37 a.m. -
Nonstop3h 03m
Deal found 7/9C$ 298
Mon 23/116:00 a.m. -
Nonstop3h 16m
Wed 2/1211:44 a.m. -
Nonstop3h 00m
Deal found 9/9C$ 301
Sat 3/109:02 a.m. -
Nonstop3h 12m
Sat 3/103:10 p.m. -
Nonstop2h 50m
Deal found 10/9C$ 314
Fri 20/118:00 a.m. -
Nonstop3h 19m
Thu 3/127:56 p.m. -
Nonstop2h 50m
Deal found 10/9C$ 321
Sun 4/106:55 a.m. -
Nonstop3h 10m
Fri 9/108:15 p.m. -
Nonstop3h 03m
Deal found 7/9C$ 335
Mon 19/106:02 a.m. -
Nonstop3h 10m
Thu 22/108:58 p.m. -
Nonstop2h 54m
Deal found 10/9C$ 338
Thu 8/1010:30 p.m. -
Nonstop3h 10m
Mon 12/106:50 p.m. -
Nonstop2h 50m
Deal found 9/9C$ 342
Tue 29/126:00 a.m. -
Nonstop3h 15m
Tue 5/15:27 p.m. -
Nonstop2h 49m
Deal found 10/9C$ 345
Sat 10/102:41 p.m. -
Nonstop3h 10m
Sat 10/106:54 p.m. -
Nonstop2h 54m
Deal found 8/9C$ 349
Last-minute flights from Sky Harbor Intl to Seattle
Discover last-minute flight deals from Sky Harbor Intl to Seattle. Data last updated 12 September 2026 and is based on user searches.
Tue 29/912:13 p.m. -
1 stop6h 39m
Sat 3/104:59 p.m. -
Nonstop2h 52m
Deal found 7/9C$ 291
Fri 2/106:38 p.m. -
Nonstop3h 08m
Sat 10/102:59 p.m. -
1 stop5h 42m
Deal found 8/9C$ 298
Tue 6/107:38 a.m. -
2 stops9h 05m
Tue 6/106:54 p.m. -
Nonstop2h 54m
Deal found 8/9C$ 306
Tue 6/104:15 p.m. -
1 stop5h 30m
Tue 13/106:15 a.m. -
1 stop6h 25m
Deal found 8/9C$ 308
Wed 7/108:55 p.m. -
Nonstop3h 00m
Sat 10/105:25 a.m. -
Nonstop2h 45m
Deal found 9/9C$ 287
Fri 9/1010:30 p.m. -
Nonstop3h 10m
Fri 16/106:50 p.m. -
Nonstop2h 50m
Deal found 10/9C$ 280
Fri 9/1010:30 p.m. -
Nonstop3h 10m
Tue 13/106:15 a.m. -
1 stop6h 25m
Deal found 10/9C$ 294
Thu 15/1012:25 p.m. -
1 stop6h 20m
Sat 24/104:27 p.m. -
1 stop7h 21m
Deal found 7/9C$ 303
Sun 18/106:02 a.m. -
Nonstop3h 10m
Wed 21/104:27 p.m. -
1 stop7h 21m
Deal found 11/9C$ 277
Sat 24/1011:10 a.m. -
2 stops6h 30m
Tue 27/105:50 a.m. -
2 stops7h 10m
Deal found 10/9C$ 259
Sat 24/103:42 p.m. -
1 stop5h 51m
Tue 27/1011:31 a.m. -
1 stop7h 11m
Deal found 9/9C$ 281
Sun 25/106:40 a.m. -
Nonstop3h 20m
Mon 2/116:20 p.m. -
Nonstop2h 55m
Deal found 7/9C$ 301
One-way flights from Sky Harbor Intl to Seattle
Search for one-way flight options from Sky Harbor Intl to Seattle. Find affordable one-way fares based on user searches. Data last updated 12 September 2026.
Tue 20/1011:55 a.m. -
2 stops10h 00m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 10/9C$ 139
Thu 4/211:30 a.m. -
1 stop5h 18m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 9/9C$ 165
Sun 6/1210:30 p.m. -
Nonstop3h 10m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 10/9C$ 172
Sat 16/111:30 a.m. -
1 stop5h 18m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 9/9C$ 173
Wed 11/112:07 p.m. -
Nonstop3h 12m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 11/9C$ 179
Sun 15/117:25 a.m. -
1 stop6h 35m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 10/9C$ 186
Tue 6/107:25 p.m. -
1 stop14h 03m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 7/9C$ 190
Sun 11/106:40 a.m. -
Nonstop3h 20m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 10/9C$ 193
Tue 13/107:25 p.m. -
2 stops14h 25m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 9/9C$ 198
Sat 31/107:10 a.m. -
2 stops12h 30m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 11/9C$ 200
Sat 7/1111:24 a.m. -
2 stops8h 38m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 9/9C$ 204
Sun 28/27:10 a.m. -
1 stop6h 40m
Wed 31/1212:00 a.m. -
Nonstop0h 00m
Deal found 11/9C$ 206
Find flight deals from Sky Harbor Intl to Seattle
Discover tips and strategies to find the most affordable flight options for your journey from Sky Harbor Intl (PHX) to Seattle (SEA). 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 September 2026.
Customize your flight search to find flights from Sky Harbor Intl 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, Cheapflights users made 7,457,451 searches. Data last updated 12 September 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Seattle that are best for you.
Flights are sorted by cheapest round-trip flights first.
Deals found on 10/9
Showing 1-10 of 24 resultsSorted by cheapest first
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Best time to book a flight from Sky Harbor Intl to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Sky Harbor Intl with our price prediction graph.
PHX-SEA
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 Phoenix Sky Harbor Intl Airport to Seattle
Prices
Airlines
Delays
How far ahead should I book a flight from Phoenix Sky Harbor Intl Airport to Seattle?
The price you pay for your flight from Phoenix Sky Harbor Intl Airport to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 61 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Phoenix Sky Harbor Intl Airport to Seattle?
Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Seattle (average of C$ 180). Flying from Phoenix Sky Harbor Intl Airport to Seattle in July is currently the most expensive (average of C$ 417). 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 PHX to SEA?
Find hourly flight availability from Sky Harbor Intl to Seattle. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 12 September 2026.
When flying from Phoenix Sky Harbor Intl Airport to Seattle, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 63% versus a flight in the evening.
How much does it cost to fly round-trip from Phoenix Sky Harbor Intl Airport to Seattle?
Airfare is below average for this route at the moment.
Phoenix Sky Harbor Intl Airport to Seattle flights typically cost between C$ 296 and C$ 454 in October.The cheapest round-trip price found within the last 5 days was C$ 259 on Southwest (24 Oct-27 Oct).
Weekly flight availability from Phoenix Sky Harbor Intl Airport to Seattle
Explore weekly flight availability from Sky Harbor Intl to Seattle. 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 September 2026.
The most flights from PHX to SEA are scheduled on a Thursday (48 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (26 on average).
How often are flights from Phoenix to Seattle delayed?
About 10% of weekly flights between Phoenix and Seattle have experienced delays in the past year, with the average delay time being 143 minutes.
What is the most punctual flight time for Phoenix to Seattle flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving at night 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 Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Phoenix to Seattle flights?
Over the past year, Delta has had the lowest number of delays on this route, with just 7% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Sky Harbor Intl to Seattle. 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 into for flights to Seattle from Phoenix Sky Harbor Intl?
Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly into when you book flights from Phoenix Sky Harbor Intl to Seattle. 0 airlines have flights to Seattle/Tacoma Intl from Phoenix Sky Harbor Intl on a regular basis. Booking flights from Phoenix Sky Harbor Intl to Seattle/Tacoma Intl should not be difficult; the airport handles an average of 33 inbound flights from Phoenix Sky Harbor Intl per day.
How long is the flight from Phoenix Sky Harbor Intl Airport to Seattle?
A quick flight from Phoenix Sky Harbor Intl Airport to Seattle can take about 3h 20m. Delta provides one of the quickest options available for as low as C$ 301. Airlines will cover a distance of 1782 km. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most reliable airlines from Phoenix Sky Harbor Intl Airport to Seattle?
No one likes to see their flight delayed. When booking a flight from Phoenix Sky Harbor Intl Airport to Seattle consider choosing Korean Air (95%), Envoy Air (91%) or American Airlines (91%) as they are the most reliable in getting you off to your destination on time.
Can I find deals for flights from Sky Harbor Intl to Seattle that include hotel bookings?
Yes. In addition to deals on Sky Harbor Intl to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Sky Harbor Intl to Seattle?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Sky Harbor Intl to Seattle.
Can I find deals for business class flights from Sky Harbor Intl to Seattle?
Yes. Cheapflights offers flight deals from Sky Harbor Intl to Seattle 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 Phoenix Sky Harbor Intl Airport to Seattle?
Currently, January is the cheapest month in which you can book a flight from Phoenix Sky Harbor Intl Airport to Seattle (average of C$ 180). Flying from Phoenix Sky Harbor Intl Airport to Seattle in July is currently the most expensive (average of C$ 417). 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.
Browse through other flights departing from Sky Harbor Intl. Flights are based on user searches made on Cheapflights and were last updated on 12 September 2026.
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 12 September 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 Sky Harbor Intl to Seattle?
900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Seattle from Sky Harbor Intl today with Cheapflights!
Why should you use Cheapflights to find cheap flight tickets from Sky Harbor Intl to Seattle?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Sky Harbor Intl to Seattle.
Can Cheapflights find flights from Sky Harbor Intl to Seattle with no change fees?
Certainly. Search results for flights to Seattle from Sky Harbor Intl shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
Can Cheapflights notify me if prices for flights from Sky Harbor Intl to Seattle become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Seattle from Sky Harbor Intl today and book when prices fit your budget.
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