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Cheap flights from Seattle to Alaska from C$ 236

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 2/10. Fares are subject to change and may not be available on all flights or dates of travel.
SEA — ANC
11 Oct — 18 Oct1
1 adult
1 adult, Economy

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 11 September 2025.

Round-trip from

C$ 424

One-way from

C$ 236

Popular in

February

Cheapest in

October

Average price

C$ 538

Good round-trip deal

C$ 706 or less
Alaska Airlines
  • Alaska Airlines
  • 2/10-4/10
  • 1 total stop
  • 9h 29m total
  • Seattle to Alaska
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Delta
  • Delta
  • 2/10
  • Nonstop
  • 3h 53m total
  • Seattle to Alaska
Search Deals
Highest demand for flights based on searches. 2% potential increase in price (C$ 19 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (C$ 15 potential savings vs. average RT price).
Search Deals
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.
Search Deals

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 11 September 2025.

Fri 3/105:45 p.m.SEA - ANC
1 stop6h 45mAlaska Airlines
Sat 4/1012:34 a.m.ANC - SEA
Nonstop3h 31mAlaska Airlines
Deal found 10/9C$ 424
Thu 2/105:45 p.m.SEA - FAI
Nonstop3h 54mHawaiian Airlines
Mon 6/103:53 p.m.FAI - SEA
Nonstop3h 42mHawaiian Airlines
Deal found 11/9C$ 442
Thu 2/1011:50 p.m.SEA - FAI
Nonstop3h 55mAlaska Airlines
Mon 6/105:00 a.m.FAI - SEA
1 stop7h 34mAlaska Airlines
Deal found 11/9C$ 453
Thu 2/1011:59 p.m.SEA - ANC
Nonstop3h 48mAlaska Airlines
Thu 9/105:00 a.m.ANC - SEA
Nonstop3h 29mAlaska Airlines
Deal found 11/9C$ 453
Thu 11/128:55 p.m.SEA - ANC
Nonstop3h 46mAlaska Airlines
Fri 12/1212:38 a.m.ANC - SEA
Nonstop3h 37mAlaska Airlines
Deal found 11/9C$ 466
Sun 23/117:07 p.m.SEA - FAI
Nonstop3h 57mHawaiian Airlines
Wed 26/1112:06 a.m.FAI - SEA
Nonstop3h 47mHawaiian Airlines
Deal found 11/9C$ 468
Wed 22/109:50 a.m.SEA - ANC
1 stop5h 53mAlaska Airlines
Sun 26/1011:05 a.m.ANC - SEA
Nonstop3h 36mAlaska Airlines
Deal found 11/9C$ 477
Tue 23/122:18 p.m.SEA - FAI
1 stop9h 44mAlaska Airlines
Tue 30/125:45 a.m.FAI - SEA
Nonstop3h 53mAlaska Airlines
Deal found 11/9C$ 479
Fri 3/107:30 a.m.SEA - ANC
Nonstop3h 50mDelta
Fri 3/105:15 p.m.ANC - SEA
Nonstop3h 38mDelta
Deal found 10/9C$ 489
Tue 23/124:55 p.m.SEA - FAI
1 stop7h 07mAlaska Airlines
Fri 2/15:00 a.m.FAI - SEA
1 stop7h 39mAlaska Airlines
Deal found 11/9C$ 491
Wed 15/1011:20 a.m.SEA - ANC
1 stop10h 28mAlaska Airlines
Sun 19/1012:35 p.m.ANC - SEA
1 stop7h 00mAlaska Airlines
Deal found 11/9C$ 491
Wed 3/129:25 p.m.SEA - FAI
Nonstop3h 53mDelta
Thu 11/121:30 a.m.FAI - SEA
Nonstop3h 50mDelta
Deal found 10/9C$ 496

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 629,999 searches. Data last updated 11 September 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

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Fri 3/10

5:45 p.m.-11:30 p.m.

1 stop6h 45m

Anchorage

Sun 5/10

5:00 a.m.-9:29 a.m.

Nonstop3h 29m

C$ 424

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Wed 22/10

7:25 a.m.-10:19 a.m.

Nonstop3h 54m

Anchorage

Mon 27/10

6:00 a.m.-10:37 a.m.

Nonstop3h 37m

C$ 466

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Tue 9/12

11:25 p.m.-2:12 a.m.

Nonstop3h 47m

Anchorage

Fri 12/12

2:26 a.m.-7:03 a.m.

Nonstop3h 37m

C$ 466

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Sat 6/12

11:15 p.m.-1:54 a.m.

Nonstop3h 39m

Anchorage

Sat 13/12

5:37 p.m.-10:21 p.m.

Nonstop3h 44m

C$ 466

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Fri 17/10

7:59 p.m.-10:43 p.m.

Nonstop3h 44m

Anchorage

Sun 19/10

5:20 p.m.-9:53 p.m.

Nonstop3h 33m

C$ 466

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Fri 19/12

4:55 p.m.-7:38 p.m.

Nonstop3h 43m

Anchorage

Tue 23/12

12:55 a.m.-5:35 a.m.

Nonstop3h 40m

C$ 466

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Tue 7/10

1:30 p.m.-4:22 p.m.

Nonstop3h 52m

Anchorage

Mon 13/10

2:10 p.m.-6:41 p.m.

Nonstop3h 31m

C$ 466

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Wed 10/12

8:55 p.m.-11:41 p.m.

Nonstop3h 46m

Anchorage

Mon 15/12

12:38 a.m.-5:15 a.m.

Nonstop3h 37m

C$ 466

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Wed 8/10

12:46 p.m.-3:34 p.m.

Nonstop3h 48m

Anchorage

Wed 15/10

5:47 p.m.-10:20 p.m.

Nonstop3h 33m

C$ 466

SeattleFairbanks

SEA - FAI

SEAFAI

Seattle/Tacoma Intl

Wed 26/11

10:15 p.m.-1:13 a.m.

Nonstop3h 58m

Fairbanks

Sat 29/11

1:46 a.m.-6:33 a.m.

Nonstop3h 47m

C$ 468

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/9

Showing 1-10 of 40 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 C$ 497). Flying from Seattle to Alaska in December is currently the most expensive (average of C$ 700). 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 11 September 2025.

When flying from Seattle to Alaska, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 11 September 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 11 September 2025.
Read through reviews of airlines operating flights from Seattle to Alaska, such as Alaska Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews
Check prices

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

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
Check prices

Boarding

8.1

Crew

8.5

Entertainment

7.0

Overall

8.0

Comfort

7.8

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 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?

    Seattle/Tacoma Intl (SEA), located 18.4 km from the city centre, is the airport you fly out of when you book flights from Seattle to Alaska.

  • How popular is this Seattle to Alaska flight route?

    This flight path from Seattle/Tacoma Intl to Alaska was viewed by 11 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?

    Alaska Airlines, Delta, and Hawaiian Airlines can get you from Seattle to Alaska in just under 3h 53m. Your travel time can differ by up to 8h 07m. Airlines will cover a distance of 2461 km. This flight may include one or multiple stops.

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

    Consider Delta (81%), KLM (78%) or Air France (77%) when booking your flight. These represent the most reliable airlines when flying from Seattle to Alaska.

  • 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 C$ 497). Flying from Seattle to Alaska in December is currently the most expensive (average of C$ 700). 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

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Top airline flying from Seattle to Alaska

Discover the top airline 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 629,999 searches. Data last updated 11 September 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapestC$ 385AverageC$ 536FlexibilityNo cancel feeOn-time75%
Search Alaska Airlines flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Seattle to Alaska?

Cheapflights makes it easy to find Seattle to Alaska flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Seattle to Alaska?

Cheapflights simply makes it quick and affordable to book flights from Seattle to Alaska by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Seattle to Alaska with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Seattle to Alaska, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Seattle to Alaska become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Alaska from Seattle today and book when prices fit your budget.

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