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Phoenix-Mesa Gateway

$172+ Cheap flights from Seattle (SEA) to Phoenix-Mesa Gateway (AZA)

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 10/19. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — AZA
Aug 19 — Aug 261
Tue 8/19
Tue 8/26
1 adult, Economy
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Cheap flight deals from Seattle to Phoenix-Mesa Gateway

Discover tips and strategies to find the most affordable flight options for your journey from Seattle (SEA) to Phoenix-Mesa Gateway (AZA). 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 August 14, 2025.

Round-trip from

$832
(Mytrip)

One-way from

$172
(Kiwi.com)

Popular in

December

Cheapest in

July

Average price

$147
From Seattle/Tacoma Intl to Phoenix-Mesa Gateway
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One-way flight from Seattle/Tacoma Intl to Phoenix-Mesa Gateway
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Highest demand for flights based on searches. 23% potential increase in price ($70 potential increase over avg. RT price).
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Cheapest flight prices on average. 15% potential price decrease ($30 potential savings vs. average RT price).
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Average for round-trip flights in August 2025
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Find flight deals from Seattle to Phoenix-Mesa Gateway

Cheapest flights from Seattle to Phoenix-Mesa Gateway
Explore the most affordable flight options available from Seattle to Phoenix-Mesa Gateway. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

This Mytrip deal was found by Cheapflights users on 8/14. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/286:34 pmSEA - AZA
3 stops29h 04mMultiple Airlines
Mon 9/17:10 amAZA - SEA
2 stops27h 48mMultiple Airlines
Deal found 8/14$832

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Phoenix-Mesa Gateway 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 August 14, 2025.
Use the filters below to find and compare flights from Seattle to Phoenix-Mesa Gateway Airport that are best for you.

Fly from

Seattle

Fly to

Phoenix-Mesa Gateway

Route

Depart

Return

Price

SeattlePhoenix

SEA - AZA

SEAAZA

Seattle/Tacoma Intl

Thu 8/28

6:34 pm-11:38 pm

3 stops29h 04m

Phoenix-Mesa Gateway

Mon 9/1

7:10 am-10:58 am

2 stops27h 48m

$832

SeattlePhoenix

SEA - AZA

SEAAZA

Seattle/Tacoma Intl

Sun 10/19

7:28 pm-11:39 pm

2 stops28h 11m

$172

SeattlePhoenix

SEA - AZA

SEAAZA

Seattle/Tacoma Intl

Fri 10/31

11:43 am-10:59 pm

2 stops11h 16m

$181

SeattlePhoenix

SEA - AZA

SEAAZA

Seattle/Tacoma Intl

Thu 10/30

7:17 pm-10:59 pm

2 stops27h 42m

$181

SeattlePhoenix

SEA - AZA

SEAAZA

Seattle/Tacoma Intl

Thu 12/25

9:38 am-5:00 pm

1 stop30h 22m

$188

SeattlePhoenix

SEA - AZA

SEAAZA

Seattle/Tacoma Intl

Thu 11/6

7:17 pm-11:37 pm

2 stops27h 20m

$188

SeattlePhoenix

SEA - AZA

SEAAZA

Seattle/Tacoma Intl

Fri 10/24

8:43 pm-7:23 am

2 stops34h 40m

$203

SeattlePhoenix

SEA - AZA

SEAAZA

Seattle/Tacoma Intl

Thu 9/4

6:12 am-9:43 pm

2 stops15h 31m

$203

SeattlePhoenix

SEA - AZA

SEAAZA

Seattle/Tacoma Intl

Thu 11/13

7:17 pm-8:41 pm

2 stops24h 24m

$204

SeattlePhoenix

SEA - AZA

SEAAZA

Seattle/Tacoma Intl

Wed 8/27

6:41 am-11:38 pm

3 stops40h 57m

$207

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Best time to book a flight from Seattle to Phoenix-Mesa Gateway

Have a flexible travel schedule? Discover the best time to fly to Phoenix-Mesa Gateway from Seattle with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Seattle to Phoenix-Mesa Gateway Airport

What is the cheapest time of day to fly from SEA to AZA?

Find hourly flight availability from Seattle to Phoenix-Mesa Gateway. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated August 14, 2025.

One of the essential ways to save on airfare from Seattle to Phoenix-Mesa Gateway Airport is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 55% on airfare.

How much does it cost to fly round-trip from Seattle to Phoenix-Mesa Gateway Airport?

Reviews of airlines servicing Phoenix-Mesa Gateway

Get insights into the airlines that provide service to Phoenix-Mesa Gateway. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Phoenix-Mesa Gateway. Reviews last updated August 14, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Frontier from Seattle to Phoenix-Mesa Gateway Airport. 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.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Delta
8.0
Very good
7,980 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.
Frontier
5.8
Fair
3,217 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.0

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Jonathan,Jul 2025

SEA - BOS

Fantastic Check-in with easy baggage drop. While it took a while to find out which was the gate, the boarding was a dream, the stewards were simply incredible and the flight fantastic.

Related info for your journey

Find useful and relevant information for your journey from Seattle to Phoenix-Mesa Gateway. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Seattle to Phoenix-Mesa Gateway?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Phoenix-Mesa Gateway. On average, Seattle/Tacoma Intl has 0 outbound flights to Phoenix-Mesa Gateway per day from 3 airlines. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • What are the cheapest airlines flying from Seattle to Phoenix-Mesa Gateway Airport round-trip?

    Currently priced at $53, Frontier will fly you from Seattle to Phoenix-Mesa Gateway Airport and back. In addition to Frontier, many other airlines offer competitively priced options for your trip. Search Cheapflights for deals from Delta and Alaska Airlines - these airlines can fly you to your destination from $83 and $146, respectively. Users have found that Frontier is 76% cheaper than the other options available to this destination.

  • Can I find deals for flights from Seattle to Phoenix-Mesa Gateway that include hotel bookings?

    Yes. In addition to deals on Seattle to Phoenix-Mesa Gateway flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Seattle to Phoenix-Mesa Gateway?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Seattle to Phoenix-Mesa Gateway.

  • Can I find deals for business class flights from Seattle to Phoenix-Mesa Gateway?

    Yes. Cheapflights offers flight deals from Seattle to Phoenix-Mesa Gateway by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Seattle to Phoenix-Mesa Gateway Airport?

    Currently, August is the cheapest month in which you can book a flight from Seattle to Phoenix-Mesa Gateway Airport (average of $144). Flying from Seattle to Phoenix-Mesa Gateway Airport in March is currently the most expensive (average of $318). 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.

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Top 3 airlines flying from Seattle to Phoenix-Mesa Gateway

Discover the top 3 airlines that operate flights from Seattle to Phoenix-Mesa Gateway. 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 August 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$53Average$150FlexibilityNo cancel feeOn-time62%
DeltaCheapest$83Average$143FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$146Average$427FlexibilityNo cancel feeOn-time75%

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