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$48+ Cheap flights from Gilbert, 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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SEA
Jan 9 — Jan 161
Fri 1/9
Fri 1/16
1 adult, Economy
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Cheapflights Tip: The best prices from Gilbert to Seattle/Tacoma Intl are usually found in January or February, booked 89 days in advance, depart on a Friday or Thursday and return on a Wednesday

Cheap flight deals from Gilbert to Seattle

Cheapest flights from Gilbert to Seattle
Explore the most affordable flight options available from Gilbert to Seattle. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 10, 2025.

This Trip.com deal was found by Cheapflights users on 12/9. 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.
Thu 12/256:06 amPHX - SEA
Nonstop3h 19mMultiple Airlines
Fri 1/27:48 pmSEA - PHX
Nonstop3h 02mMultiple Airlines
Deal found 12/9$97
This Frontier deal was found by Cheapflights users on 12/9. 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 12/224:33 pmPHX - SEA
Nonstop3h 20mFrontier
Mon 1/57:48 pmSEA - PHX
Nonstop3h 02mFrontier
Deal found 12/9$103
This Super.com deal was found by Cheapflights users on 12/9. 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.
Mon 12/224:33 pmPHX - SEA
Nonstop3h 20mFrontier
Fri 1/27:48 pmSEA - PHX
Nonstop3h 02mFrontier
Deal found 12/9$112
This Frontier deal was found by Cheapflights users on 12/9. 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 12/236:00 amPHX - SEA
1 stop8h 54mFrontier
Fri 1/27:48 pmSEA - PHX
Nonstop3h 02mFrontier
Deal found 12/9$121
This Delta deal was found by Cheapflights users on 12/8. 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 12/256:19 amPHX - SEA
Nonstop3h 21mDelta
Wed 1/147:55 pmSEA - PHX
Nonstop2h 59mDelta
Deal found 12/8$127
This Frontier deal was found by Cheapflights users on 12/8. 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.
Wed 12/249:58 amPHX - SEA
1 stop4h 53mFrontier
Sat 1/36:12 pmSEA - PHX
Nonstop3h 00mFrontier
Deal found 12/8$130
This deal was found by Cheapflights users on 12/8. 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.
Sat 12/203:00 pmPHX - SEA
Nonstop3h 17mFrontier
Sat 1/1012:40 pmSEA - PHX
Nonstop3h 04mFrontier
Deal found 12/8$132
This Super.com deal was found by Cheapflights users on 12/9. 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 12/194:33 pmPHX - SEA
Nonstop3h 20mFrontier
Mon 1/57:48 pmSEA - PHX
Nonstop3h 02mFrontier
Deal found 12/9$135
This Kiwi.com deal was found by Cheapflights users on 12/9. 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 12/224:33 pmPHX - SEA
Nonstop3h 20mFrontier
Tue 1/67:13 pmSEA - PHX
1 stop17h 00mFrontier
Deal found 12/9$136

Find flight deals from Gilbert to Seattle

Keep the following information in mind while searching for Gilbert to Seattle flight deals. Data was last updated December 10, 2025.

Round-trip from

$91
(Frontier)

One-way from

$48
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$213
From Gilbert to Seattle/Tacoma Intl
Search Deals
One-way flight from Gilbert to Seattle/Tacoma Intl
Search Deals
High demand for flights, 2% potential price rise
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($3 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Gilbert 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 December 10, 2025.
Use the filters below to find and compare flights from Gilbert to Seattle that are best for you.

Fly from

Gilbert

Fly to

Seattle

Route

Depart

Return

Price

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Wed 1/7

12:05 pm-2:21 pm

Nonstop3h 16m

Seattle/Tacoma Intl

Wed 1/14

11:50 am-3:45 pm

Nonstop2h 55m

$97

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Sun 2/1

6:20 am-8:37 am

Nonstop3h 17m

Seattle/Tacoma Intl

Sun 2/1

7:49 pm-11:48 pm

Nonstop2h 59m

$97

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Fri 1/23

7:59 pm-10:17 pm

Nonstop3h 18m

Seattle/Tacoma Intl

Mon 1/26

7:10 am-11:08 am

Nonstop2h 58m

$97

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Sat 1/31

6:20 am-8:40 am

Nonstop3h 20m

Seattle/Tacoma Intl

Sat 1/31

3:25 pm-7:12 pm

Nonstop2h 47m

$97

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Tue 2/24

12:01 pm-2:18 pm

Nonstop3h 17m

Seattle/Tacoma Intl

Thu 3/5

11:50 am-3:47 pm

Nonstop2h 57m

$117

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Thu 2/12

2:42 pm-4:59 pm

Nonstop3h 17m

Seattle/Tacoma Intl

Tue 2/17

7:10 am-11:06 am

Nonstop2h 56m

$117

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Fri 2/27

6:05 am-8:22 am

Nonstop3h 17m

Seattle/Tacoma Intl

Mon 3/2

7:55 pm-11:50 pm

Nonstop2h 55m

$117

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Sat 1/10

3:20 pm-8:10 pm

1 stop5h 50m

Seattle/Tacoma Intl

Mon 1/12

9:30 am-7:55 pm

2 stops9h 25m

$122

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Wed 2/25

6:30 pm-8:50 pm

Nonstop3h 20m

Seattle/Tacoma Intl

Thu 3/5

7:55 pm-11:50 pm

Nonstop2h 55m

$137

PhoenixSeattle

PHX - SEA

PHXSEA

Phoenix Sky Harbor Intl

Fri 1/23

1:51 pm-2:18 pm

1 stop25h 27m

Seattle/Tacoma Intl

Mon 1/26

6:54 pm-10:46 pm

Nonstop2h 52m

$157

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/9

Showing 1-10 of 22 results
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Best time to book a flight from Gilbert to Seattle

Have a flexible travel schedule? Discover the best time to fly to Seattle from Gilbert 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 Gilbert to Seattle

How far ahead should I book a flight from Gilbert to Seattle?

Use this chart to determine the optimal time to book a round-trip flight from Gilbert to Seattle. Price data was last updated on December 5, 2025.

The price you pay for your flight from Gilbert to Seattle may vary depending on when you book. For the best chance of a lower fare, look to book 89 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Gilbert to Seattle?

Currently, February is the cheapest month in which you can book a flight from Gilbert to Seattle (average of $38). Flying from Gilbert to Seattle in July is currently the most expensive (average of $88). 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 G1L to SEA?

Find hourly flight availability from Gilbert 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 December 10, 2025.

It’s optimal to fly from Gilbert to Seattle at noon. By choosing this option you can save up to 33% on the cost of your flight, compared to a flight in the morning.

What is the cheapest day to fly from Gilbert to Seattle?

Use this chart to determine the cheapest time to fly round-trip from Gilbert to Seattle. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Gilbert to Seattle flight should consider departing on Saturday evenings when fares are most often at their lowest. Monday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Gilbert to Seattle

Explore weekly flight availability from Gilbert 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 December 10, 2025.

The most flights from G1L to SEA are scheduled on a Monday (62 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (30 on average).

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 December 10, 2025.
Read through reviews of airlines operating flights from Gilbert to Seattle, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,423 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,423 reviews
Alaska Airlines
8.0
Very good
11,423 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Southwest
7.9
Good
4,252 reviews
Alaska Airlines
8.0
Very good
11,423 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,007 reviews
Alaska Airlines
8.0
Very good
11,423 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Hawaiian Airlines
7.8
Good
2,818 reviews
Alaska Airlines
8.0
Very good
11,423 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Frontier
5.8
Fair
3,085 reviews
Alaska Airlines
8.0
Very good
11,423 reviews

Overall

8.0

Entertainment

7.0

Boarding

8.1

Comfort

7.8

Crew

8.5

Food

7.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

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

  • What airport do you fly into for flights to Seattle from Gilbert?

    For a flight from Gilbert to Seattle, you will be flying into Seattle/Tacoma Intl. Seattle/Tacoma Intl (SEA) is just 11.4 mi from the center of the city. Seattle/Tacoma Intl is the only Seattle airport and it handles 43 inbound flights from Gilbert per day. 6 airlines have flights to Seattle/Tacoma Intl from Gilbert on a regular basis.

  • How long is the flight from Gilbert to Seattle?

    Delta can get you from Gilbert to Seattle in just under 3h 16m. Your travel time will be generally consistent. The distance between Gilbert and Seattle is about 1107 mi. All flights are typically nonstop.

  • What are the cheapest airlines to fly from Gilbert to Seattle one-way?

    The cheapest airlines for a one-way flight from Gilbert to Seattle are Frontier ($31), Spirit Airlines ($51), and Southwest ($58).

  • What are the most reliable airlines from Gilbert to Seattle?

    Before booking your flight to Seattle from Gilbert, check out the most reliable airlines to get you to your destination on time: WestJet (89%), Korean Air (89%), Air France( 88%).

  • What are the cheapest flights from Gilbert to Seattle?

    Looking at all options, your cheapest flight can be booked for $58. While the most popular route (Phoenix Sky Harbor Intl - Seattle/Tacoma Intl) can be booked for $55 on average, our data indicates $645 when flying from Gilbert to Seattle.

  • Can I find deals for flights from Gilbert to Seattle that include hotel bookings?

    Yes. In addition to deals on Gilbert to Seattle flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Gilbert to Seattle?

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

  • Can I find deals for business class flights from Gilbert to Seattle?

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

  • What is the cheapest month to book a flight from Gilbert to Seattle?

    Currently, February is the cheapest month in which you can book a flight from Gilbert to Seattle (average of $38). Flying from Gilbert to Seattle in July is currently the most expensive (average of $88). 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.

See more FAQs

Traveling to a place near Seattle?

Book flights to Seattle if you plan to visit one of these locations
Tacoma
SeaTac
Lakewood
Olympia
Ocean Shores
Edmonds
Lynnwood
Renton
Puyallup
Kirkland
Tukwila
Kent
Cle Elum
Marysville
Leavenworth
Fife
Aberdeen
Shoreline
Centralia
Federal Way

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Top 6 airlines flying from Gilbert to Seattle

Discover the top 6 airlines that operate flights from Gilbert 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 December 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$54Average$151FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$84Average$276FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$97Average$262FlexibilityNo cancel feeOn-time75%
DeltaCheapest$105Average$241FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$106Average$279FlexibilityNo cancel feeOn-time63%
American AirlinesCheapest$135Average$296FlexibilityNo cancel feeOn-time71%

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