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$112+ Cheap flights from Seattle (SEA) to Alaska

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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ANC
oct. 11 — oct. 181
sáb. 10/11
sáb. 10/18
1 adult, Economy
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Cheap flight deals from Seattle to Alaska

Keep the following information in mind while searching for Seattle to Alaska flight deals. Data was last updated septiembre 11, 2025.

Round-trip from

$306
(Alaska Airlines)

One-way from

$112
(Kissandfly.com)

Popular in

February

Cheapest in

October

Average price

$388

Good round-trip deal

$298 or less

Good one-way deal

$170 or less
From Seattle/Tacoma Intl to Alaska
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One-way flight from Seattle/Tacoma Intl to Alaska
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Highest demand for flights based on searches. 2% potential increase in price ($11 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Price to beat on a round-trip flight from Seattle/Tacoma Intl to Alaska.
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Price to beat on a one-way flight from Seattle/Tacoma Intl to Alaska.
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Find flight deals from Seattle to Alaska

Cheapest flights from Seattle to Alaska
Explore the most affordable flight options available from Seattle to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septiembre 11, 2025.

This Alaska Airlines deal was found by Cheapflights users on 9/10. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/312:00 pmSEA - ANC
1 stop12h 00mAlaska Airlines
dom. 10/55:00 amANC - SEA
Nonstop3h 29mAlaska Airlines
Deal found 9/10$306
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
lun. 11/246:33 pmSEA - KTN
Nonstop2h 11mAlaska Airlines
mar. 12/25:52 pmKTN - SEA
Nonstop1h 59mAlaska Airlines
Deal found 9/9$313
This Alaska Airlines deal was found by Cheapflights users on 9/8. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 10/19:50 amSEA - ANC
1 stop6h 32mAlaska Airlines
lun. 10/612:08 pmANC - SEA
1 stop5h 46mAlaska Airlines
Deal found 9/8$316
This Kissandfly.com deal was found by Cheapflights users on 9/10. 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 Kissandfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/176:00 amSEA - ANC
Nonstop3h 45mAlaska Airlines
vie. 10/175:47 pmANC - SEA
Nonstop3h 33mAlaska Airlines
Deal found 9/10$318
This Delta deal was found by Cheapflights users on 9/11. 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.
jue. 10/29:55 pmSEA - FAI
Nonstop3h 55mDelta
dom. 10/51:45 amFAI - SEA
Nonstop3h 40mDelta
Deal found 9/11$319
This Vliegwinkel deal was found by Cheapflights users on 9/10. 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 Vliegwinkel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/29:00 amSEA - ANC
Nonstop3h 50mHawaiian Airlines
mié. 10/85:00 amANC - SEA
Nonstop3h 29mHawaiian Airlines
Deal found 9/10$319
This KAYAK deal was found by Cheapflights users on 9/9. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/174:00 pmSEA - ANC
Nonstop3h 46mAlaska Airlines
lun. 10/205:00 amANC - SEA
Nonstop3h 29mAlaska Airlines
Deal found 9/9$320
This KAYAK deal was found by Cheapflights users on 9/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/1112:00 pmSEA - FAI
Nonstop3h 53mAlaska Airlines
lun. 10/132:00 amFAI - SEA
Nonstop3h 45mAlaska Airlines
Deal found 9/10$322
This Kiwi.com deal was found by Cheapflights users on 9/10. 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.
sáb. 10/48:59 pmSEA - JNU
Nonstop2h 37mHawaiian Airlines
dom. 10/57:00 amJNU - SEA
Nonstop2h 25mHawaiian Airlines
Deal found 9/10$323
This Cheapflightsfares deal was found by Cheapflights users on 9/10. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 11/147:59 pmSEA - ANC
Nonstop3h 49mAlaska Airlines
dom. 11/162:23 amANC - SEA
Nonstop3h 37mAlaska Airlines
Deal found 9/10$325
This CheapTickets.ch deal was found by Cheapflights users on 9/9. 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 CheapTickets.ch is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/247:10 amSEA - JNU
3 stops6h 28mAlaska Airlines
vie. 10/311:30 pmJNU - SEA
3 stops6h 13mAlaska Airlines
Deal found 9/9$326
This Alaska Airlines deal was found by Cheapflights users on 9/11. 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.
jue. 10/25:45 pmSEA - FAI
Nonstop3h 54mAlaska Airlines
lun. 10/61:33 pmFAI - SEA
1 stop7h 47mAlaska Airlines
Deal found 9/11$327

Cheapflights Fare Finder

 
Customize your flight search to find flights from Seattle to Alaska 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 septiembre 11, 2025.
Use the filters below to find and compare flights from Seattle to Alaska that are best for you.

Fly from

Seattle

Fly to

Alaska

Route

Depart

Return

Price

SeattleFairbanks

SEA - FAI

SEAFAI

Seattle/Tacoma Intl

jue. 10/2

5:45 pm-8:39 pm

Nonstop3h 54m

Fairbanks

lun. 10/6

3:53 pm-8:35 pm

Nonstop3h 42m

$319

SeattleJuneau

SEA - JNU

SEAJNU

Seattle/Tacoma Intl

vie. 10/24

7:10 am-12:38 pm

3 stops6h 28m

Juneau Intl

vie. 10/31

1:30 pm-8:43 pm

3 stops6h 13m

$326

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

vie. 10/3

7:30 am-10:20 am

Nonstop3h 50m

Anchorage

dom. 10/5

6:00 am-10:45 am

Nonstop3h 45m

$327

SeattleFairbanks

SEA - FAI

SEAFAI

Seattle/Tacoma Intl

jue. 10/2

9:50 am-12:54 pm

Nonstop4h 04m

Fairbanks

mar. 10/7

9:00 am-6:30 pm

1 stop8h 30m

$327

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

mar. 10/7

1:30 pm-4:22 pm

Nonstop3h 52m

Anchorage

lun. 10/13

2:10 pm-6:41 pm

Nonstop3h 31m

$336

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

mié. 10/8

10:25 am-1:15 pm

Nonstop3h 50m

Anchorage

mié. 10/15

11:15 am-3:52 pm

Nonstop3h 37m

$336

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

mié. 10/8

12:46 pm-3:34 pm

Nonstop3h 48m

Anchorage

mié. 10/15

5:47 pm-10:20 pm

Nonstop3h 33m

$336

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

jue. 10/16

7:59 pm-10:43 pm

Nonstop3h 44m

Anchorage

dom. 10/19

12:30 am-5:00 am

Nonstop3h 30m

$336

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

sáb. 10/4

1:45 pm-4:31 pm

Nonstop3h 46m

Anchorage

sáb. 10/11

6:00 am-10:37 am

Nonstop3h 37m

$336

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

vie. 10/10

7:25 am-10:19 am

Nonstop3h 54m

Anchorage

sáb. 10/11

12:30 am-5:00 am

Nonstop3h 30m

$336

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/9

Showing 1-10 of 60 results
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Best time to book a flight from Seattle to Alaska

Have a flexible travel schedule? Discover the best time to fly to Alaska 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 Alaska

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

Currently, January is the cheapest month in which you can book a flight from Seattle to Alaska (average of $456). Flying from Seattle to Alaska in July is currently the most expensive (average of $642). 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 SEA to AK?

Find hourly flight availability from Seattle to Alaska. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated septiembre 11, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Seattle to Alaska as you normally would.

Weekly flight availability from Seattle to Alaska

Explore weekly flight availability from Seattle to Alaska. 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 septiembre 11, 2025.

The most flights from SEA to USAK are scheduled on a Thursday (95 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (22 on average).

How much does it cost to fly round-trip from Seattle to Alaska?

Reviews of airlines servicing Alaska

Get insights into the airlines that provide service to Alaska. 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 Alaska. Reviews last updated septiembre 11, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Seattle to Alaska. Reviews also offer insight into each airline's 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

Food

7.1

Crew

8.5

Comfort

7.8

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

Food

7.1

Crew

8.5

Comfort

7.8

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
7,960 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Comfort

7.8

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.
Hawaiian Airlines
7.8
Good
2,723 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Overall

8.0

Entertainment

7.0

Food

7.1

Crew

8.5

Comfort

7.8

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 Alaska. 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 Alaska?

    Most people fly from Seattle/Tacoma Intl (SEA) if they book a flight from Seattle to Alaska. Seattle/Tacoma Intl is conveniently located just 11.4 mi from Seattle’s city center.

  • How popular is this Seattle to Alaska flight route?

    The Seattle/Tacoma Intl to Alaska flight path was viewed by 14 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • How long is the flight from Seattle to Alaska?

    Departing from Seattle to Alaska will take you 3h 50m. Airlines will cover a distance of 1444 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $170. Users have also found prices from $178 and $183 on Alaska Airlines and Hawaiian Airlines, respectively.

  • What are the most popular routes from Seattle to Alaska?

    When deciding which route to take from Seattle to Alaska consider Seattle/Tacoma Intl - Anchorage, Seattle/Tacoma Intl - Fairbanks or Seattle/Tacoma Intl - Juneau Intl as they are the most popular.

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

    No one likes to see their flight delayed. When booking a flight from Seattle to Alaska consider choosing Delta (81%), KLM (78%) or Air France (77%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from Seattle to Alaska?

    On average you can expect to pay $743 for a flight from Seattle to Alaska. The cheapest flight overall is $170 while the most popular route, (Seattle/Tacoma Intl - Anchorage) is currently priced at $319.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Seattle to Alaska 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 Alaska?

    Currently, January is the cheapest month in which you can book a flight from Seattle to Alaska (average of $456). Flying from Seattle to Alaska in July is currently the most expensive (average of $642). 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

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Alternative routes for Seattle to Alaska

See prices for flight routes from nearby airports that may be better suited for you.
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Top 3 airlines flying from Seattle to Alaska

Discover the top 3 airlines that operate flights from Seattle to Alaska. 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 septiembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$164Average$405FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$199Average$428FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$279Average$497FlexibilityNo cancel feeOn-time75%

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