$100+ Cheap flights from Mesa, AZ to Seattle (SEA)
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 10/5. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SEA
Oct 4 — Oct 111
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 48 days in advance, depart on a Friday or Thursday and return on a Saturday
Cheap flight deals from Mesa to Seattle
Cheapest
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 September 4, 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 September 4, 2026.
This Expedia deal was found by Cheapflights users on 9/2. 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 10/1012:25 pm -
1 stop6h 20m
Mon 10/129:16 pm -
1 stop18h 13m
Deal found 9/2![Frontier logo]()
$199
This Expedia deal was found by Cheapflights users on 9/2. 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 9/268:56 pm -
1 stop18h 12m
Wed 9/307:25 pm -
1 stop26h 59m
Deal found 9/2![Frontier logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/1712:25 pm -
1 stop6h 20m
Mon 10/268:00 pm -
1 stop21h 02m
Deal found 9/3![Frontier logo]()
$201
This Expedia deal was found by Cheapflights users on 9/2. 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 10/24:18 pm -
1 stop26h 18m
Sat 10/38:15 pm -
1 stop26h 09m
Deal found 9/2![Frontier logo]()
$202
This FlightHub deal was found by Cheapflights users on 9/2. 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.
Thu 10/88:16 am -
1 stop25h 32m
Fri 10/168:00 pm -
1 stop26h 13m
Deal found 9/2![Frontier logo]()
$203
This Justfly.com deal was found by Cheapflights users on 9/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/245:23 pm -
1 stop16h 19m
Tue 9/298:15 pm -
1 stop18h 01m
Deal found 9/2![Frontier logo]()
$204
This Expedia deal was found by Cheapflights users on 9/2. 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 10/78:39 pm -
1 stop12h 19m
Mon 10/129:16 pm -
1 stop15h 01m
Deal found 9/2![Frontier logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 9/169:15 am -
1 stop5h 53m
Tue 9/228:15 pm -
1 stop18h 01m
Deal found 9/2![Frontier logo]()
$206
This Expedia deal was found by Cheapflights users on 9/2. 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 10/94:23 pm -
1 stop26h 22m
Sun 10/119:16 pm -
1 stop26h 02m
Deal found 9/2![Frontier logo]()
$207
This Expedia deal was found by Cheapflights users on 9/3. 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 10/94:23 pm -
1 stop26h 22m
Wed 10/148:00 pm -
1 stop20h 17m
Deal found 9/3![Frontier logo]()
$208
This Justfly.com deal was found by Cheapflights users on 9/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:16 am -
1 stop25h 32m
Mon 10/129:16 pm -
1 stop22h 59m
Deal found 9/2![Frontier logo]()
$209
This Justfly.com deal was found by Cheapflights users on 9/2. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:25 am -
1 stop8h 43m
Sun 10/119:16 pm -
1 stop26h 02m
Deal found 9/2![Frontier logo]()
$210
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 September 4, 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 September 4, 2026.
This Delta deal was found by Cheapflights users on 9/3. 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 12/257:00 am -
Nonstop3h 20m
Fri 1/17:55 pm -
Nonstop3h 01m
Deal found 9/3![Delta logo]()
$228
This Alaska Airlines deal was found by Cheapflights users on 8/30. 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 10/2812:45 pm -
Nonstop3h 10m
Tue 11/34:59 pm -
Nonstop2h 49m
Deal found 8/30![Alaska Airlines logo]()
$257
This Southwest deal was found by Cheapflights users on 9/3. 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 10/2910:30 pm -
Nonstop3h 10m
Thu 11/55:15 am -
Nonstop2h 45m
Deal found 9/3![Southwest logo]()
$257
This Delta deal was found by Cheapflights users on 9/1. 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 10/68:00 am -
Nonstop3h 20m
Sat 10/106:20 pm -
Nonstop2h 55m
Deal found 9/1![Delta logo]()
$257
This Alaska Airlines deal was found by Cheapflights users on 9/1. 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 10/148:02 am -
Nonstop3h 12m
Mon 10/199:08 pm -
1 stop12h 18m
Deal found 9/1![Alaska Airlines logo]()
$260
This Alaska Airlines deal was found by Cheapflights users on 9/3. 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 11/1911:24 am -
1 stop12h 33m
Tue 12/17:56 pm -
Nonstop2h 50m
Deal found 9/3![Alaska Airlines logo]()
$260
This Delta deal was found by Cheapflights users on 9/2. 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.
Sun 11/17:35 am -
Nonstop3h 20m
Wed 11/411:45 am -
Nonstop3h 02m
Deal found 9/2![Delta logo]()
$267
This Alaska Airlines deal was found by Cheapflights users on 8/31. 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 10/237:25 pm -
1 stop14h 03m
Sun 10/2511:59 am -
Nonstop3h 11m
Deal found 8/31![Alaska Airlines logo]()
$267
This Delta deal was found by Cheapflights users on 9/3. 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 10/88:00 am -
Nonstop3h 20m
Fri 10/1612:00 pm -
Nonstop3h 04m
Deal found 9/3![Delta logo]()
$267
This Delta deal was found by Cheapflights users on 8/30. 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 11/268:40 am -
Nonstop3h 20m
Sun 12/67:25 am -
Nonstop3h 04m
Deal found 8/30![Delta logo]()
$267
This Delta deal was found by Cheapflights users on 8/31. 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.
Sun 10/258:00 am -
Nonstop3h 20m
Mon 10/2612:00 pm -
Nonstop3h 04m
Deal found 8/31![Delta logo]()
$267
This Delta deal was found by Cheapflights users on 8/31. 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 10/179:00 am -
Nonstop3h 22m
Sun 10/187:15 am -
Nonstop3h 04m
Deal found 8/31![Delta logo]()
$267
Last-minute flights from Mesa to SeattleDiscover last-minute flight deals from Mesa to Seattle. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from Mesa to Seattle. Data last updated September 4, 2026 and is based on user searches.
This Expedia deal was found by Cheapflights users on 9/2. 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 9/96:25 am -
1 stop8h 43m
Sat 9/264:27 pm -
1 stop15h 33m
Deal found 9/2![Frontier logo]()
$259
This CheapOair deal was found by Cheapflights users on 9/1. 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.
Thu 9/107:24 pm -
1 stop14h 18m
Mon 10/194:27 pm -
1 stop7h 21m
Deal found 9/1![Frontier logo]()
$272
This Expedia deal was found by Cheapflights users on 9/2. 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 9/1111:29 am -
1 stop27h 39m
Wed 10/79:45 pm -
1 stop25h 33m
Deal found 9/2![Frontier logo]()
$243
This FlightHub deal was found by Cheapflights users on 8/30. 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.
Sat 9/129:15 am -
1 stop5h 53m
Tue 9/1510:57 am -
1 stop8h 06m
Deal found 8/30![Frontier logo]()
$263
This Kiwi.com deal was found by Cheapflights users on 8/30. 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 9/129:15 am -
1 stop5h 53m
Tue 9/224:27 pm -
1 stop7h 16m
Deal found 8/30![Frontier logo]()
$264
This Frontier deal was found by Cheapflights users on 9/1. 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.
Sat 9/126:25 am -
1 stop8h 43m
Wed 9/164:27 pm -
1 stop7h 16m
Deal found 9/1![Frontier logo]()
$280
This Frontier deal was found by Cheapflights users on 8/31. 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.
Mon 9/146:25 am -
1 stop12h 11m
Wed 9/164:27 pm -
1 stop7h 16m
Deal found 8/31![Frontier logo]()
$260
This Expedia deal was found by Cheapflights users on 9/2. 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.
Mon 9/145:23 pm -
1 stop16h 19m
Thu 9/249:45 pm -
1 stop18h 33m
Deal found 9/2![Frontier logo]()
$274
This FlightHub deal was found by Cheapflights users on 8/31. 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.
Mon 9/146:25 am -
1 stop12h 11m
Mon 9/149:45 pm -
1 stop14h 14m
Deal found 8/31![Frontier logo]()
$275
This Priceline deal was found by Cheapflights users on 9/3. 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.
Mon 9/146:25 am -
1 stop8h 43m
Thu 9/247:00 pm -
Nonstop3h 00m
Deal found 9/3![Multiple Airlines logo]()
$279
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 September 4, 2026.
Search for one-way flight options from Mesa to Seattle. Find affordable one-way fares based on user searches. Data last updated September 4, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/3. 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 10/54:18 pm -
1 stop26h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Frontier logo]()
$100
This Trip.com deal was found by Cheapflights users on 9/1. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/1312:26 pm -
1 stop7h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$102
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 10/24:18 pm -
1 stop26h 18m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$103
This Kiwi.com deal was found by Cheapflights users on 9/1. 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 11/65:32 pm -
1 stop26h 22m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$105
This Priceline deal was found by Cheapflights users on 9/2. 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.
Sat 11/1412:26 pm -
1 stop7h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$106
This Super.com deal was found by Cheapflights users on 9/1. 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.
Thu 11/512:26 pm -
1 stop7h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$107
This Mytrip deal was found by Cheapflights users on 9/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/78:39 pm -
1 stop12h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$108
This deal was found by Cheapflights users on 9/2. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/210:59 am -
1 stop6h 07m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$109
This CheapOair deal was found by Cheapflights users on 9/2. 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 9/229:15 am -
1 stop5h 53m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$111
This FlightHub deal was found by Cheapflights users on 9/1. 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.
Sat 9/266:25 am -
1 stop8h 43m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$112
This Kiwi.com deal was found by Cheapflights users on 9/2. 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 10/68:21 am -
2 stops30h 47m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Frontier logo]()
$113
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 September 4, 2026.
Most accurate provider | Expedia 1 star |
|---|---|
Most trusted provider | Expedia 3 stars |
Round-trip from | $199 (FlightHub) |
One-way from | $100 (Kiwi.com) |
Popular in | July |
Cheapest in | January |
Average price | $248 |
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 7,457,451 searches. Data last updated September 4, 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 Phoenix Sky Harbor Intl - SEA Seattle/Tacoma Intl
PHXSEA
Phoenix Sky Harbor Intl
Wed 12/2
6:36 pm-8:54 pm
Nonstop3h 18m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
PhoenixSeattle
PHX Phoenix Sky Harbor Intl - SEA Seattle/Tacoma Intl
PHXSEA
Phoenix Sky Harbor Intl
Sat 11/21
5:25 pm-7:35 pm
Nonstop3h 10m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
PhoenixSeattle
PHX Phoenix Sky Harbor Intl - SEA Seattle/Tacoma Intl
PHXSEA
Phoenix Sky Harbor Intl
Thu 2/18
4:40 pm-6:53 pm
Nonstop3h 13m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$129
PhoenixSeattle
PHX Phoenix Sky Harbor Intl - SEA Seattle/Tacoma Intl
PHXSEA
Phoenix Sky Harbor Intl
Sat 2/27
11:21 am-6:07 pm
1 stop7h 46m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$139
PhoenixSeattle
PHX Phoenix Sky Harbor Intl - SEA Seattle/Tacoma Intl
PHXSEA
Phoenix Sky Harbor Intl
Tue 2/16
8:55 am-1:40 pm
1 stop5h 45m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$139
PhoenixSeattle
PHX Phoenix Sky Harbor Intl - SEA Seattle/Tacoma Intl
PHXSEA
Phoenix Sky Harbor Intl
Mon 9/21
6:10 pm-12:25 am
1 stop6h 15m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$139
Quickest round-trip
PhoenixSeattle
PHX Phoenix Sky Harbor Intl - SEA Seattle/Tacoma Intl
PHXSEA
Phoenix Sky Harbor Intl
Sun 10/4
3:59 pm-7:05 pm
Nonstop3h 06m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$139
PhoenixSeattle
PHX Phoenix Sky Harbor Intl - SEA Seattle/Tacoma Intl
PHXSEA
Phoenix Sky Harbor Intl
Thu 2/25
7:01 am-12:03 pm
1 stop6h 02m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$142
PhoenixSeattle
PHX Phoenix Sky Harbor Intl - SEA Seattle/Tacoma Intl
PHXSEA
Phoenix Sky Harbor Intl
Wed 3/3
3:15 pm-8:53 pm
1 stop6h 38m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$142
PhoenixSeattle
PHX Phoenix Sky Harbor Intl - SEA Seattle/Tacoma Intl
PHXSEA
Phoenix Sky Harbor Intl
Thu 10/1
8:15 am-3:20 pm
2 stops7h 05m
Seattle/Tacoma Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$144
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 September 4, 2026.
It’s optimal to fly from Mesa to Seattle at noon. By choosing this option you can save up to 23% 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 September 4, 2026.
The most flights from MS9 to SEA are scheduled on a Wednesday (45 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (7 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 $198 and $305 in October.The cheapest round-trip price found within the last 5 days was $199 on Frontier (Oct 8-Oct 11).
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 August 29, 2026.
Travelers seeking maximum savings on their Mesa to Seattle flight should consider departing on Saturday evenings 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 September 4, 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.
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
Crew
8.6
Food
7.0
Comfort
8.0
Boarding
8.1
Overall
8.0
Entertainment
7.5
Reviews
1 / 20
10.0
ExcellentCourtney,Sep 2026
DEN - STL
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
Renton
Tacoma
Lacey
Leavenworth
Olympia
Tukwila
Edmonds
Snoqualmie
Puyallup
Lynnwood
Centralia
Kent
Tumwater
Ellensburg
Issaquah
Marysville
Ocean Shores
Lakewood
Fife
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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 7,457,451 searches. Data last updated September 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$54 | Average$162 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$99 | Average$252 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$106 | Average$267 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$114 | Average$250 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$117 | Average$272 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$120 | Average$285 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$177 | Average$249 | FlexibilityNo cancel fee | On-time62% |