$109+ Cheap flights from Sky Harbor Intl (PHX) to Seattle (SEA)
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 10/27. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SEA
Jul 15 — Jul 221
Round-trip
1 adult, Economy
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Find cheap flights from Sky Harbor Intl to Seattle with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.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 Friday or Thursday and return on a Saturday
Cheap flight deals from Sky Harbor Intl to Seattle
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Last-minute
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Cheapest flights from Sky Harbor Intl to SeattleExplore 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 June 15, 2026.
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 June 15, 2026.
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:45 pm
PHX
- SEA
1 stop5h 15m
Southwest
Tue 9/84:10 pm
SEA
- PHX
1 stop4h 45m
Southwest
Deal found 6/11![Southwest logo]()
$198
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/183:35 pm
PHX
- SEA
1 stop4h 40m
Southwest
Tue 8/259:25 am
SEA
- PHX
2 stops8h 50m
Southwest
Deal found 6/10![Southwest logo]()
$199
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/411:35 am
PHX
- SEA
1 stop6h 16m
Multiple Airlines
Tue 8/117:55 pm
SEA
- PHX
Nonstop2h 58m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$201
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/93:35 pm
PHX
- SEA
1 stop4h 40m
Southwest
Sat 9/125:00 am
SEA
- PHX
Nonstop2h 50m
Southwest
Deal found 6/10![Southwest logo]()
$202
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:35 am
PHX
- SEA
1 stop6h 16m
Multiple Airlines
Tue 8/118:50 pm
SEA
- PHX
Nonstop2h 59m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$203
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2612:55 pm
PHX
- SEA
2 stops7h 20m
Southwest
Wed 9/212:00 pm
SEA
- PHX
1 stop4h 55m
Southwest
Deal found 6/10![Southwest logo]()
$204
This Priceline deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2911:35 am
PHX
- SEA
1 stop6h 16m
Multiple Airlines
Tue 8/411:50 am
SEA
- PHX
Nonstop3h 07m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$205
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/209:45 pm
PHX
- SEA
Nonstop2h 55m
Southwest
Wed 9/912:40 pm
SEA
- PHX
1 stop4h 55m
Southwest
Deal found 6/11![Southwest logo]()
$207
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/411:35 am
PHX
- SEA
1 stop6h 16m
Frontier
Wed 8/127:06 pm
SEA
- PHX
1 stop12h 34m
Frontier
Deal found 6/10![Frontier logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/1111:35 am
PHX
- SEA
1 stop6h 16m
Frontier
Mon 8/248:13 pm
SEA
- PHX
1 stop15h 11m
Frontier
Deal found 6/13![Frontier logo]()
$211
Best flights from Sky Harbor Intl to SeattleDiscover 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 June 15, 2026.
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 June 15, 2026.
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/23:45 pm
PHX
- SEA
1 stop5h 15m
Southwest
Tue 9/84:10 pm
SEA
- PHX
1 stop4h 45m
Southwest
Deal found 6/11![Southwest logo]()
$198
This Delta deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/412:12 pm
PHX
- SEA
Nonstop3h 11m
Delta
Tue 9/88:25 am
SEA
- PHX
Nonstop2h 57m
Delta
Deal found 6/11![Delta logo]()
$218
This Alaska Airlines deal was found by Cheapflights users on 6/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/111:27 am
PHX
- SEA
Nonstop3h 10m
Alaska Airlines
Wed 9/29:57 am
SEA
- PHX
Nonstop3h 05m
Alaska Airlines
Deal found 6/13![Alaska Airlines logo]()
$237
This Southwest deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3012:05 pm
PHX
- SEA
1 stop7h 05m
Southwest
Sat 10/37:35 am
SEA
- PHX
Nonstop2h 55m
Southwest
Deal found 6/11![Southwest logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/46:53 pm
PHX
- SEA
Nonstop3h 07m
Alaska Airlines
Sat 8/86:21 am
SEA
- PHX
1 stop8h 10m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$238
This Delta deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/45:42 pm
PHX
- SEA
Nonstop3h 06m
Delta
Tue 8/111:40 pm
SEA
- PHX
Nonstop2h 54m
Delta
Deal found 6/12![Delta logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/48:51 pm
PHX
- SEA
Nonstop3h 08m
Alaska Airlines
Tue 9/84:59 pm
SEA
- PHX
1 stop5h 28m
Alaska Airlines
Deal found 6/11![Alaska Airlines logo]()
$275
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/812:05 pm
PHX
- SEA
2 stops7h 05m
Southwest
Tue 10/132:10 pm
SEA
- PHX
2 stops7h 00m
Southwest
Deal found 6/10![Southwest logo]()
$283
This Alaska Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/206:02 am
PHX
- SEA
Nonstop3h 03m
Alaska Airlines
Sat 9/267:40 am
SEA
- PHX
1 stop6h 53m
Alaska Airlines
Deal found 6/14![Alaska Airlines logo]()
$277
This Alaska Airlines deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/306:02 am
PHX
- SEA
Nonstop3h 06m
Alaska Airlines
Mon 8/36:21 am
SEA
- PHX
1 stop8h 10m
Alaska Airlines
Deal found 6/14![Alaska Airlines logo]()
$287
This Alaska Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/66:53 pm
PHX
- SEA
Nonstop3h 07m
Alaska Airlines
Sat 7/116:21 am
SEA
- PHX
1 stop6h 02m
Alaska Airlines
Deal found 6/12![Alaska Airlines logo]()
$287
Last-minute flights from Sky Harbor Intl to SeattleDiscover last-minute flight deals from Sky Harbor Intl to Seattle. Data last updated June 15, 2026 and is based on user searches.
Discover last-minute flight deals from Sky Harbor Intl to Seattle. Data last updated June 15, 2026 and is based on user searches.
This Travelocity deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/1511:35 am
PHX
- SEA
1 stop6h 16m
Multiple Airlines
Mon 8/177:17 am
SEA
- PHX
Nonstop3h 03m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 6/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2111:35 am
PHX
- SEA
1 stop6h 16m
Multiple Airlines
Wed 8/59:59 am
SEA
- PHX
Nonstop3h 02m
Multiple Airlines
Deal found 6/11![Multiple Airlines logo]()
$216
This Expedia deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:53 pm
PHX
- SEA
1 stop14h 24m
Multiple Airlines
Tue 8/411:50 am
SEA
- PHX
Nonstop3h 07m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/246:53 pm
PHX
- SEA
1 stop14h 24m
Multiple Airlines
Wed 8/59:59 am
SEA
- PHX
Nonstop3h 02m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$227
This Kiwi.com deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/2511:35 am
PHX
- SEA
1 stop6h 16m
Multiple Airlines
Wed 8/59:59 am
SEA
- PHX
Nonstop3h 02m
Multiple Airlines
Deal found 6/12![Multiple Airlines logo]()
$221
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/2611:35 am
PHX
- SEA
1 stop6h 16m
Multiple Airlines
Wed 8/57:55 pm
SEA
- PHX
Nonstop2h 58m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/2711:35 am
PHX
- SEA
1 stop6h 16m
Multiple Airlines
Wed 8/51:44 pm
SEA
- PHX
Nonstop3h 01m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2811:35 am
PHX
- SEA
1 stop6h 16m
Multiple Airlines
Tue 8/47:55 pm
SEA
- PHX
Nonstop2h 58m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2811:35 am
PHX
- SEA
1 stop6h 16m
Multiple Airlines
Wed 8/58:50 pm
SEA
- PHX
Nonstop2h 59m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$217
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2811:35 am
PHX
- SEA
1 stop6h 16m
Frontier
Wed 8/57:06 pm
SEA
- PHX
1 stop12h 34m
Frontier
Deal found 6/10![Frontier logo]()
$220
This Priceline deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/2911:35 am
PHX
- SEA
1 stop6h 16m
Multiple Airlines
Tue 8/411:50 am
SEA
- PHX
Nonstop3h 07m
Multiple Airlines
Deal found 6/10![Multiple Airlines logo]()
$205
This Frontier deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/3011:35 am
PHX
- SEA
1 stop6h 16m
Frontier
Wed 8/57:06 pm
SEA
- PHX
1 stop12h 34m
Frontier
Deal found 6/10![Frontier logo]()
$225
One-way flights from Sky Harbor Intl to SeattleSearch for one-way flight options from Sky Harbor Intl to Seattle. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
Search for one-way flight options from Sky Harbor Intl to Seattle. Find affordable one-way fares based on user searches. Data last updated June 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/275:55 pm
PHX
- SEA
1 stop17h 36m
Frontier
Deal found 6/14![Frontier logo]()
$109
This Kiwi.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/17:50 pm
PHX
- SEA
1 stop22h 36m
Frontier
Deal found 6/14![Frontier logo]()
$110
This Expedia deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/145:55 pm
PHX
- SEA
1 stop23h 50m
Frontier
Deal found 6/14![Frontier logo]()
$111
This Kiwi.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/2610:27 pm
PHX
- SEA
1 stop12h 08m
Frontier
Deal found 6/14![Frontier logo]()
$113
This Super.com deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/811:35 am
PHX
- SEA
1 stop6h 16m
Frontier
Deal found 6/10![Frontier logo]()
$114
This Travelocity deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/2111:35 am
PHX
- SEA
1 stop6h 16m
Frontier
Deal found 6/14![Frontier logo]()
$115
This CheapOair deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/104:40 pm
PHX
- SEA
1 stop18h 11m
Frontier
Deal found 6/14![Frontier logo]()
$116
This Super.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/1111:35 am
PHX
- SEA
1 stop6h 16m
Frontier
Deal found 6/14![Frontier logo]()
$117
This Southwest deal was found by Cheapflights users on 6/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/75:15 am
PHX
- SEA
1 stop6h 35m
Southwest
Deal found 6/10![Southwest logo]()
$118
This Alaska Airlines deal was found by Cheapflights users on 6/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/1211:31 am
PHX
- SEA
Nonstop3h 08m
Alaska Airlines
Deal found 6/12![Alaska Airlines logo]()
$119
This Priceline deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 8/305:15 am
PHX
- SEA
1 stop8h 49m
Frontier
Deal found 6/14![Frontier logo]()
$120
This Booking.com deal was found by Cheapflights users on 6/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/292:04 pm
PHX
- SEA
1 stop20h 35m
Frontier
Deal found 6/14![Frontier logo]()
$121
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 June 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $198 (Southwest) |
One-way from | $109 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $268 |
Good round-trip deal | $276 or less |
Good one-way deal | $169 or less |
Cheapflights Fare Finder
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 2,558,603 searches. Data last updated June 15, 2026.
Use the filters below to find and compare flights from Phoenix Sky Harbor Intl Airport to Seattle that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Wed 9/2
3:45 pm-9:00 pm
1 stop5h 15m
Seattle/Tacoma Intl
Tue 9/8
4:10 pm-8:55 pm
1 stop4h 45m
$198
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Wed 9/30
12:05 pm-7:10 pm
1 stop7h 05m
Seattle/Tacoma Intl
Sat 10/3
7:35 am-10:30 am
Nonstop2h 55m
$207
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Fri 9/4
12:12 pm-3:23 pm
Nonstop3h 11m
Seattle/Tacoma Intl
Tue 9/8
8:25 am-11:22 am
Nonstop2h 57m
$218
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Tue 9/1
11:27 am-2:37 pm
Nonstop3h 10m
Seattle/Tacoma Intl
Wed 9/2
9:57 am-1:02 pm
Nonstop3h 05m
$237
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Tue 8/4
6:53 pm-10:00 pm
Nonstop3h 07m
Seattle/Tacoma Intl
Sat 8/8
6:21 am-2:31 pm
1 stop8h 10m
$238
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Fri 9/4
8:51 pm-11:59 pm
Nonstop3h 08m
Seattle/Tacoma Intl
Tue 9/8
4:59 pm-10:27 pm
1 stop5h 28m
$275
Quickest round-trip
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Tue 8/4
5:42 pm-8:48 pm
Nonstop3h 06m
Seattle/Tacoma Intl
Tue 8/11
1:40 pm-4:34 pm
Nonstop2h 54m
$277
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Sun 9/20
6:02 am-9:05 am
Nonstop3h 03m
Seattle/Tacoma Intl
Sat 9/26
7:40 am-2:33 pm
1 stop6h 53m
$277
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Thu 10/8
12:05 pm-7:10 pm
2 stops7h 05m
Seattle/Tacoma Intl
Tue 10/13
2:10 pm-9:10 pm
2 stops7h 00m
$283
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Thu 7/30
6:02 am-9:08 am
Nonstop3h 06m
Seattle/Tacoma Intl
Mon 8/3
6:21 am-2:31 pm
1 stop8h 10m
$287
Showing 1-10 of 23 resultsSorted by cheapest first
Compare providers for flights from Sky Harbor Intl to Seattle
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Sky Harbor Intl to Seattle in June.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Seattle flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Phoenix Sky Harbor Intl Airport-Seattle flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Phoenix Sky Harbor Intl Airport-Seattle flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Phoenix Sky Harbor Intl Airport-Seattle flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Phoenix Sky Harbor Intl Airport-Seattle flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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 best time to book flights from Phoenix Sky Harbor Intl Airport to Seattle is 61 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.
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 $132). Flying from Phoenix Sky Harbor Intl Airport to Seattle in June is currently the most expensive (average of $268). 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 June 15, 2026.
It’s typically best to fly out from Phoenix Sky Harbor Intl Airport to Seattle at noon. Doing so could potentially save you 32% on the flight price compared to flying in the morning, which is usually more expensive.
What is the cheapest day to fly from Phoenix Sky Harbor Intl Airport to Seattle?
Use this chart to determine the cheapest time to fly round-trip from Sky Harbor Intl to Seattle. Price data was last updated on June 8, 2026.
Travelers seeking maximum savings on their Phoenix Sky Harbor Intl Airport to Seattle flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
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 140 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?
Saturday 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 Phoenix to Seattle flights?
Over the last year, Delta have had the lowest number of delays on this route, with just 7% of flights being delayed.
The best insider tips for Phoenix Sky Harbor Intl Airport to Seattle flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your Phoenix Sky Harbor Intl Airport to Seattle trip
Our travel experts
Reviews of airlines servicing Seattle
Get insights into the airlines that provide service to Seattle. 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 Seattle. Reviews last updated June 15, 2026.
Read reviews from past customers who have flown Alaska Airlines,Southwest, andDelta from Phoenix Sky Harbor Intl Airport to Seattle. 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.
Comfort
7.8
Entertainment
7.0
Crew
8.5
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Entertainment
7.0
Crew
8.5
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Entertainment
7.0
Crew
8.5
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Entertainment
7.0
Crew
8.5
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Entertainment
7.0
Crew
8.5
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
Comfort
7.8
Entertainment
7.0
Crew
8.5
Boarding
8.1
Overall
7.9
Food
7.0
Reviews
1 / 20
8.0
ExcellentAnonymous,Jun 2026
RDU - SEA
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.
Traveling to a place near Seattle?
Book flights to Seattle if you plan to visit one of these locationsSeaTac
Tacoma
Lacey
Ocean Shores
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Puyallup
Kent
Lynnwood
Renton
Ellensburg
Fife
Lakewood
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Sky Harbor Intl and Seattle flights
Browse other Sky Harbor Intl and Seattle flight options. Last updated on June 15, 2026.
Other flights from Sky Harbor Intl
Browse through other flights departing from Sky Harbor Intl. Flights are based on user searches made on Cheapflights and were last updated on June 15, 2026.
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Other flights to Seattle
Explore flights to Seattle departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on June 15, 2026.
Top 7 airlines flying from Sky Harbor Intl to Seattle
Discover the top 7 airlines that operate flights from Sky Harbor Intl to Seattle. 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 2,558,603 searches. Data last updated June 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$58 | Average$165 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$81 | Average$183 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$97 | Average$237 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$97 | Average$222 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$112 | Average$263 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$117 | Average$280 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$177 | Average$227 | FlexibilityNo cancel fee | On-time62% |