$117+ Cheap flights from Mesa, AZ 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 9/18. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SEA
Aug 25 — Sep 11
Round-trip
1 adult, Economy
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Find cheap flights from Mesa 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 Mesa 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 Mesa to Seattle
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Best
Last-minute
One-way
Cheapest flights from Mesa to SeattleExplore the most affordable flight options available from Mesa to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 26, 2026.
Explore the most affordable flight options available from Mesa to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 26, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/23. 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 9/196:38 pm
PHX
- SEA
Nonstop3h 08m
Alaska Airlines
Sat 9/262:45 pm
SEA
- PHX
Nonstop3h 00m
Alaska Airlines
Deal found 7/23![Alaska Airlines logo]()
$207
This Alaska Airlines deal was found by Cheapflights users on 7/22. 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 9/199:22 am
PHX
- SEA
Nonstop3h 12m
Alaska Airlines
Wed 9/307:40 am
SEA
- PHX
1 stop6h 53m
Alaska Airlines
Deal found 7/22![Alaska Airlines logo]()
$210
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Thu 8/2010:30 pm
PHX
- SEA
1 stop12h 09m
Frontier
Sat 8/2910:34 am
SEA
- PHX
1 stop7h 18m
Frontier
Deal found 7/23![Frontier logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 7/21. 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 8/1910:09 pm
PHX
- SEA
1 stop12h 30m
Frontier
Tue 8/252:37 pm
SEA
- PHX
1 stop9h 02m
Frontier
Deal found 7/21![Frontier logo]()
$212
This Kiwi.com deal was found by Cheapflights users on 7/22. 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.
Thu 8/2010:30 pm
PHX
- SEA
1 stop12h 09m
Frontier
Tue 8/252:37 pm
SEA
- PHX
1 stop9h 02m
Frontier
Deal found 7/22![Frontier logo]()
$213
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 8/159:58 pm
PHX
- SEA
1 stop13h 06m
Frontier
Thu 8/202:37 pm
SEA
- PHX
1 stop6h 51m
Frontier
Deal found 7/25![Frontier logo]()
$214
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/119:58 pm
PHX
- SEA
1 stop13h 06m
Frontier
Fri 8/148:53 pm
SEA
- PHX
1 stop14h 34m
Frontier
Deal found 7/24![Frontier logo]()
$215
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/1411:40 am
PHX
- SEA
1 stop6h 11m
Frontier
Mon 8/2410:34 am
SEA
- PHX
1 stop7h 18m
Frontier
Deal found 7/24![Frontier logo]()
$216
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 8/114:00 pm
PHX
- SEA
Nonstop3h 06m
Alaska Airlines
Tue 8/188:50 pm
SEA
- PHX
Nonstop2h 59m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$217
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 8/1810:09 pm
PHX
- SEA
1 stop12h 30m
Frontier
Thu 8/272:37 pm
SEA
- PHX
1 stop6h 51m
Frontier
Deal found 7/22![Frontier logo]()
$218
This Expedia deal was found by Cheapflights users on 7/25. 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.
Sat 8/156:40 am
PHX
- SEA
1 stop6h 37m
Multiple Airlines
Tue 8/187:55 pm
SEA
- PHX
Nonstop2h 58m
Multiple Airlines
Deal found 7/25![Multiple Airlines logo]()
$219
Best flights from Mesa to SeattleDiscover carefully curated flight deals from Mesa to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 26, 2026.
Discover carefully curated flight deals from Mesa to Seattle that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 26, 2026.
This Alaska Airlines deal was found by Cheapflights users on 7/21. 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 9/109:22 am
PHX
- SEA
Nonstop3h 12m
Alaska Airlines
Tue 9/159:53 am
SEA
- PHX
Nonstop3h 09m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 7/25. 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.
Thu 9/243:59 pm
PHX
- SEA
Nonstop3h 06m
Delta
Sat 9/2612:00 pm
SEA
- PHX
Nonstop3h 04m
Delta
Deal found 7/25![Delta logo]()
$232
This Southwest deal was found by Cheapflights users on 7/25. 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.
Sun 8/99:00 am
PHX
- SEA
Nonstop3h 05m
Southwest
Wed 8/196:25 am
SEA
- PHX
1 stop5h 55m
Southwest
Deal found 7/25![Southwest logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 8/97:20 am
PHX
- SEA
Nonstop3h 09m
Alaska Airlines
Wed 8/192:49 pm
SEA
- PHX
Nonstop3h 00m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$217
This Delta deal was found by Cheapflights users on 7/25. 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.
Sat 9/53:59 pm
PHX
- SEA
Nonstop3h 06m
Delta
Mon 9/78:30 pm
SEA
- PHX
Nonstop3h 03m
Delta
Deal found 7/25![Delta logo]()
$232
This Southwest deal was found by Cheapflights users on 7/25. 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
Sat 8/2911:35 am
SEA
- PHX
2 stops7h 45m
Southwest
Deal found 7/25![Southwest logo]()
$237
This Alaska Airlines deal was found by Cheapflights users on 7/21. 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 8/274:06 pm
PHX
- SEA
Nonstop3h 08m
Alaska Airlines
Thu 8/279:18 pm
SEA
- PHX
1 stop19h 30m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$227
This Alaska Airlines deal was found by Cheapflights users on 7/26. 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.
Wed 9/912:13 pm
PHX
- SEA
1 stop6h 39m
Alaska Airlines
Sat 9/127:18 am
SEA
- PHX
Nonstop3h 10m
Alaska Airlines
Deal found 7/26![Alaska Airlines logo]()
$230
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 9/247:08 am
PHX
- SEA
1 stop11h 44m
Alaska Airlines
Sat 10/31:40 pm
SEA
- PHX
Nonstop2h 54m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$235
This Alaska Airlines deal was found by Cheapflights users on 7/21. 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 10/312:45 pm
PHX
- SEA
Nonstop3h 10m
Alaska Airlines
Sun 10/119:29 pm
SEA
- PHX
1 stop10h 52m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$247
This Alaska Airlines deal was found by Cheapflights users on 7/25. 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 9/88:41 am
SEA
- PHX
1 stop10h 26m
Alaska Airlines
Deal found 7/25![Alaska Airlines logo]()
$255
This Alaska Airlines deal was found by Cheapflights users on 7/24. 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 9/118:51 pm
PHX
- SEA
Nonstop3h 08m
Alaska Airlines
Mon 9/147:18 am
SEA
- PHX
Nonstop3h 10m
Alaska Airlines
Deal found 7/24![Alaska Airlines logo]()
$257
Last-minute flights from Mesa to SeattleDiscover last-minute flight deals from Mesa to Seattle. Data last updated July 26, 2026 and is based on user searches.
Discover last-minute flight deals from Mesa to Seattle. Data last updated July 26, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/16:53 pm
PHX
- SEA
1 stop14h 24m
Frontier
Mon 8/319:29 pm
SEA
- PHX
1 stop15h 30m
Frontier
Deal found 7/24![Frontier logo]()
$249
This Expedia deal was found by Cheapflights users on 7/21. 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.
Sat 8/11:15 pm
PHX
- SEA
1 stop20h 02m
Multiple Airlines
Tue 8/119:59 am
SEA
- PHX
Nonstop3h 02m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$253
This Expedia deal was found by Cheapflights users on 7/22. 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.
Tue 8/44:48 pm
PHX
- SEA
1 stop16h 16m
Multiple Airlines
Wed 8/121:44 pm
SEA
- PHX
Nonstop3h 01m
Multiple Airlines
Deal found 7/22![Multiple Airlines logo]()
$238
This Expedia deal was found by Cheapflights users on 7/21. 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.
Tue 8/411:19 am
PHX
- SEA
1 stop21h 45m
Frontier
Fri 8/78:53 pm
SEA
- PHX
1 stop26h 12m
Frontier
Deal found 7/21![Frontier logo]()
$248
This Kiwi.com deal was found by Cheapflights users on 7/24. 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 8/46:53 pm
PHX
- SEA
1 stop14h 11m
Frontier
Fri 8/148:53 pm
SEA
- PHX
1 stop14h 34m
Frontier
Deal found 7/24![Frontier logo]()
$256
This Super.com deal was found by Cheapflights users on 7/22. 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.
Tue 8/49:58 pm
PHX
- SEA
1 stop13h 06m
Frontier
Wed 8/122:22 pm
SEA
- PHX
1 stop17h 18m
Frontier
Deal found 7/22![Frontier logo]()
$258
This Expedia deal was found by Cheapflights users on 7/21. 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 8/511:40 am
PHX
- SEA
1 stop6h 11m
Multiple Airlines
Sat 8/157:55 pm
SEA
- PHX
Nonstop2h 58m
Multiple Airlines
Deal found 7/21![Multiple Airlines logo]()
$233
This FlightHub deal was found by Cheapflights users on 7/22. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/511:40 am
PHX
- SEA
1 stop6h 11m
Frontier
Tue 8/117:06 pm
SEA
- PHX
1 stop17h 34m
Frontier
Deal found 7/22![Frontier logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 7/21. 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.
Wed 8/59:10 am
PHX
- SEA
Nonstop3h 07m
Alaska Airlines
Tue 8/118:50 pm
SEA
- PHX
Nonstop2h 59m
Alaska Airlines
Deal found 7/21![Alaska Airlines logo]()
$262
One-way flights from Mesa to SeattleSearch for one-way flight options from Mesa to Seattle. Find affordable one-way fares based on user searches. Data last updated July 26, 2026.
Search for one-way flight options from Mesa to Seattle. Find affordable one-way fares based on user searches. Data last updated July 26, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 9/185:55 pm
PHX
- SEA
1 stop16h 05m
Frontier
Deal found 7/22![Frontier logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 7/22. 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 9/1412:09 pm
PHX
- SEA
2 stops21h 51m
Frontier
Deal found 7/22![Frontier logo]()
$118
This Delta deal was found by Cheapflights users on 7/23. 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.
Sat 8/89:14 am
PHX
- SEA
Nonstop3h 11m
Delta
Deal found 7/23![Delta logo]()
$119
This Frontier deal was found by Cheapflights users on 7/22. 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 9/243:40 pm
PHX
- SEA
1 stop8h 47m
Frontier
Deal found 7/22![Frontier logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 7/23. 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.
Thu 10/85:00 pm
PHX
- SEA
2 stops24h 45m
Frontier
Deal found 7/23![Frontier logo]()
$121
This Kiwi.com deal was found by Cheapflights users on 7/25. 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.
Thu 9/107:24 pm
PHX
- SEA
2 stops23h 12m
Frontier
Deal found 7/25![Frontier logo]()
$122
This Super.com deal was found by Cheapflights users on 7/22. 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.
Fri 8/146:40 am
PHX
- SEA
1 stop6h 37m
Frontier
Deal found 7/22![Frontier logo]()
$123
This Delta deal was found by Cheapflights users on 7/24. 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.
Thu 8/133:59 pm
PHX
- SEA
Nonstop3h 06m
Delta
Deal found 7/24![Delta logo]()
$124
This iWofly deal was found by Cheapflights users on 7/21. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/410:30 pm
PHX
- SEA
1 stop12h 09m
Frontier
Deal found 7/21![Frontier logo]()
$125
This Frontier deal was found by Cheapflights users on 7/21. 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 9/810:09 pm
PHX
- SEA
1 stop11h 51m
Frontier
Deal found 7/21![Frontier logo]()
$126
This Kiwi.com deal was found by Cheapflights users on 7/25. 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 10/126:36 pm
PHX
- SEA
2 stops23h 50m
Frontier
Deal found 7/25![Frontier logo]()
$127
This iWofly deal was found by Cheapflights users on 7/23. 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 iWofly is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/711:40 am
PHX
- SEA
1 stop6h 11m
Frontier
Deal found 7/23![Frontier logo]()
$128
Find flight deals from Mesa to Seattle
Keep the following information in mind while searching for Mesa to Seattle flight deals. Data was last updated July 26, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $207 (Southwest) |
One-way from | $117 (Kiwi.com) |
Popular in | June |
Cheapest in | January |
Average price | $281 |
Cheapflights Fare Finder
Customize your flight search to find flights from Mesa 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 July 26, 2026.
Use the filters below to find and compare flights from Mesa 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
Thu 9/10
9:22 am-12:34 pm
Nonstop3h 12m
Seattle/Tacoma Intl
Tue 9/15
9:53 am-1:02 pm
Nonstop3h 09m
$217
Quickest round-trip
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Sun 8/9
7:20 am-10:29 am
Nonstop3h 09m
Seattle/Tacoma Intl
Wed 8/19
2:49 pm-5:49 pm
Nonstop3h 00m
$217
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Thu 8/27
4:06 pm-7:14 pm
Nonstop3h 08m
Seattle/Tacoma Intl
Thu 8/27
9:18 pm-4:48 pm
1 stop19h 30m
$227
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Wed 9/9
12:13 pm-6:52 pm
1 stop6h 39m
Seattle/Tacoma Intl
Sat 9/12
7:18 am-10:28 am
Nonstop3h 10m
$230
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Thu 9/24
3:59 pm-7:05 pm
Nonstop3h 06m
Seattle/Tacoma Intl
Sat 9/26
12:00 pm-3:04 pm
Nonstop3h 04m
$232
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Sat 9/5
3:59 pm-7:05 pm
Nonstop3h 06m
Seattle/Tacoma Intl
Mon 9/7
8:30 pm-11:33 pm
Nonstop3h 03m
$232
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Thu 9/24
7:08 am-6:52 pm
1 stop11h 44m
Seattle/Tacoma Intl
Sat 10/3
1:40 pm-4:34 pm
Nonstop2h 54m
$235
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Sun 8/9
9:00 am-12:05 pm
Nonstop3h 05m
Seattle/Tacoma Intl
Wed 8/19
6:25 am-12:20 pm
1 stop5h 55m
$237
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Wed 8/26
12:55 pm-8:15 pm
2 stops7h 20m
Seattle/Tacoma Intl
Sat 8/29
11:35 am-7:20 pm
2 stops7h 45m
$237
PhoenixSeattle
PHX - SEA
PHXSEA
Phoenix Sky Harbor Intl
Sat 10/3
12:45 pm-3:55 pm
Nonstop3h 10m
Seattle/Tacoma Intl
Sun 10/11
9:29 pm-8:21 am
1 stop10h 52m
$247
Showing 1-10 of 23 resultsSorted by cheapest first
Best time to book a flight from Mesa to Seattle
Have a flexible travel schedule? Discover the best time to fly to Seattle from Mesa 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 Mesa to Seattle
MS9-SEA
PHX-SEA
What is the cheapest time of day to fly from MS9 to SEA?
Find hourly flight availability from Mesa 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 July 26, 2026.
It’s optimal to fly from Mesa to Seattle at noon. By choosing this option you can save up to 27% on the cost of your flight, compared to a flight in the morning.
Weekly flight availability from Mesa to Seattle
Explore weekly flight availability from Mesa 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 July 26, 2026.
The most flights from MS9 to SEA are scheduled on a Friday (43 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (25 on average).
How much does it cost to fly round-trip from Mesa to Seattle?
Airfare is typical for this route at the moment.
Mesa to Seattle flights typically cost between $206 and $322 in September.The cheapest round-trip price found within the last 5 days was $207 on Southwest (Sep 19-Sep 26).
What is the cheapest day to fly from Mesa to Seattle?
Use this chart to determine the cheapest time to fly round-trip from Mesa to Seattle. Price data was last updated on July 25, 2026.
Travelers seeking maximum savings on their Mesa to Seattle flight should consider departing on Thursday at noon when fares are most often at their lowest. Monday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
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 July 26, 2026.
Read through reviews of airlines operating flights from Mesa to Seattle, such as Southwest,Alaska Airlines, andDelta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Boarding
8.1
Comfort
8.0
Food
7.0
Overall
8.0
Crew
8.6
Entertainment
7.5
Reviews
1 / 20
8.0
ExcellentLibby,Jun 2026
TUS - LAS
Related info for your journey
Find useful and relevant information for your journey from Mesa 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
Renton
Lacey
Leavenworth
Olympia
Edmonds
Snoqualmie
Tumwater
Tukwila
Centralia
Puyallup
Kent
Ellensburg
Fife
Marysville
Ocean Shores
Lakewood
Lynnwood
Issaquah
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for Mesa to Seattle
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Complete your trip
Complete your trip to Seattle by adding a car rental and/or hotel reservation to your travel itinerary.
Search flights from Mesa to Seattle by cabin class
Find flights from Mesa to Seattle, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Mesa and Seattle flights
Browse other Mesa and Seattle flight options. Last updated on July 26, 2026.
Popular flight searches
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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 July 26, 2026.
Mesa to Seattle flights
Consider these flights traveling from Mesa to Seattle.
Top 7 airlines flying from Mesa to Seattle
Discover the top 7 airlines that operate flights from Mesa 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 July 26, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$54 | Average$164 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$79 | Average$194 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$99 | Average$244 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$106 | Average$260 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$116 | Average$266 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$118 | Average$282 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$177 | Average$249 | FlexibilityNo cancel fee | On-time62% |