How many flights depart from Seattle to Alaska on average per week?

The number of flights available between Seattle and Alaska is 327 per week as of October 2025. The most frequent departure day is Thu, with 39% of weekly flights leaving on this day.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Alaska?

Hawaiian Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Seattle/Tacoma Intl to Alaska

How many flights depart from Seattle to Alaska on average per day?

46 flights are operational daily from Seattle to Alaska as of October 2025. The most popular departure time for this route is 6:00PM, with 49% of flights per day taking off in the evening.

What airlines fly to Alaska?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Alaska from Seattle according to our data. Alaska Airlines is the first choice among our users, with 75% of people opting to fly with this airline when traveling to Alaska. Keep in mind that there are 4 different airlines that fly to Alaska on a routine basis, so you have a few additional options to choose from.

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Alaska?

Prices for flights from Seattle/Tacoma Intl Airport to Alaska refresh daily.

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Alaska?

There are 4 operators available for flights from Seattle/Tacoma Intl Airport to Alaska as of October 2025.

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Alaska?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Alaska.

What documentation or ID do you need to fly to Alaska?

The necessary travel and health documents for your Alaska trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$154 Cheap Flights from Seattle to Alaska in 2025/26

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Cheap round-trip flights

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7:58 pm - 10:44 pmSEA-ANC

3h 46mnonstop

12:38 am - 5:15 amANC-SEA

3h 37mnonstop

$276Alaska Airlines

Find Deal

Thu, Dec 4 - Sun, Dec 7

12:01 pm - 3:10 pmSEA-FAI

4h 09mnonstop

1:46 am - 6:33 amFAI-SEA

3h 47mnonstop

$278Alaska Airlines

Find Deal

Fri, Nov 28 - Sun, Nov 30

3:55 pm - 6:50 pmSEA-FAI

3h 55mnonstop

1:40 am - 6:12 amFAI-SEA

3h 32mnonstop

$279Hawaiian Airlines

Find Deal

Wed, Feb 25 - Sat, Feb 28

11:59 pm - 6:10 amSEA-ANC

7h 11m1 stop

1:04 am - 5:44 amANC-SEA

3h 40mnonstop

$279Alaska Airlines

Find Deal

Sat, Dec 27 - Mon, Dec 29

3:55 pm - 6:50 pmSEA-FAI

3h 55mnonstop

1:40 am - 6:12 amFAI-SEA

3h 32mnonstop

$280Hawaiian Airlines

Find Deal

Wed, Feb 25 - Sat, Feb 28

9:25 pm - 12:25 amSEA-FAI

4h 00mnonstop

1:30 am - 6:12 amFAI-SEA

3h 42mnonstop

$298Delta

Find Deal

Fri, Jan 16 - Mon, Jan 19

10:35 am - 1:23 pmSEA-ANC

3h 48mnonstop

5:37 pm - 10:18 pmANC-SEA

3h 41mnonstop

$298Delta

Find Deal

Thu, Nov 20 - Wed, Nov 26

5:00 am - 10:56 pmSEA-ANC

18h 56m1 stop

11:59 pm - 10:09 amANC-SEA

9h 10m1 stop

$372United Airlines

Find Deal

Fri, Dec 5 - Mon, Dec 8

6:30 pm - 7:32 pmSEA-KTN

2h 02mnonstop

9:05 am - 12:00 pmKTN-SEA

1h 55mnonstop

$377American Airlines

Find Deal

Fri, Apr 10 - Sat, Apr 18

3:35 pm - 4:44 pmSEA-KTN

2h 09mnonstop

8:57 am - 11:59 amKTN-SEA

2h 02mnonstop

$457American Airlines

Find Deal

Wed, Nov 12 - Sun, Nov 16

Alaska Airlines flights from Seattle to Alaska

Our best Alaska Airlines deals on Seattle to Alaska flight tickets

Alaska Airlines

Dec 4

SEA7:58 pmSeattle/Tacoma Intl

3h 46m

ANC10:44 pmAnchorage

Dec 7

ANC12:38 amAnchorage

3h 37m

SEA5:15 amSeattle/Tacoma Intl

$276

Find similar

Alaska Airlines

Nov 28

SEA12:01 pmSeattle/Tacoma Intl

4h 09m

FAI3:10 pmFairbanks

Nov 30

FAI1:46 amFairbanks

3h 47m

SEA6:33 amSeattle/Tacoma Intl

$278

Find similar

Alaska Airlines

Dec 27

SEA11:59 pmSeattle/Tacoma Intl

7h 11m

1 stop

ANC6:10 amAnchorage

Dec 29

ANC1:04 amAnchorage

3h 40m

SEA5:44 amSeattle/Tacoma Intl

$279

Find similar

Delta flights from Seattle to Alaska

Our best Delta deals on Seattle to Alaska flight tickets

Delta

Nov 20

SEA10:35 amSeattle/Tacoma Intl

3h 48m

ANC1:23 pmAnchorage

Nov 26

ANC5:37 pmAnchorage

3h 41m

SEA10:18 pmSeattle/Tacoma Intl

$298

Find similar

Delta

Dec 27

SEA12:00 pmSeattle/Tacoma Intl

3h 45m

ANC2:45 pmAnchorage

Dec 30

ANC3:40 pmAnchorage

3h 45m

SEA8:25 pmSeattle/Tacoma Intl

$316

Find similar

Delta

Feb 3

SEA11:20 amSeattle/Tacoma Intl

3h 45m

ANC2:05 pmAnchorage

Feb 3

ANC1:20 amAnchorage

3h 40m

SEA6:00 amSeattle/Tacoma Intl

$331

Find similar

Fly from

Fly to

Route

Depart

Return

Price

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Thu 12/4

7:58 pm-10:44 pm

Nonstop3h 46m

Anchorage

Sun 12/7

12:38 am-5:15 am

Nonstop3h 37m

$276

SeattleFairbanks

SEA - FAI

SEAFAI

Seattle/Tacoma Intl

Fri 11/28

12:01 pm-3:10 pm

Nonstop4h 09m

Fairbanks

Sun 11/30

1:46 am-6:33 am

Nonstop3h 47m

$278

SeattleFairbanks

SEA - FAI

SEAFAI

Seattle/Tacoma Intl

Wed 2/25

3:55 pm-6:50 pm

Nonstop3h 55m

Fairbanks

Sat 2/28

1:40 am-6:12 am

Nonstop3h 32m

$279

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Sat 12/27

11:59 pm-6:10 am

1 stop7h 11m

Anchorage

Mon 12/29

1:04 am-5:44 am

Nonstop3h 40m

$279

SeattleFairbanks

SEA - FAI

SEAFAI

Seattle/Tacoma Intl

Wed 2/25

3:55 pm-6:50 pm

Nonstop3h 55m

Fairbanks

Sat 2/28

1:40 am-6:12 am

Nonstop3h 32m

$280

SeattleFairbanks

SEA - FAI

SEAFAI

Seattle/Tacoma Intl

Fri 1/16

9:25 pm-12:25 am

Nonstop4h 00m

Fairbanks

Mon 1/19

1:30 am-6:12 am

Nonstop3h 42m

$298

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Thu 11/20

10:35 am-1:23 pm

Nonstop3h 48m

Anchorage

Wed 11/26

5:37 pm-10:18 pm

Nonstop3h 41m

$298

SeattleAnchorage

SEA - ANC

SEAANC

Seattle/Tacoma Intl

Fri 12/5

5:00 am-10:56 pm

1 stop18h 56m

Anchorage

Mon 12/8

11:59 pm-10:09 am

1 stop9h 10m

$372

SeattleKetchikan

SEA - KTN

SEAKTN

Seattle/Tacoma Intl

Fri 4/10

6:30 pm-7:32 pm

Nonstop2h 02m

Ketchikan

Sat 4/18

9:05 am-12:00 pm

Nonstop1h 55m

$377

SeattleKetchikan

SEA - KTN

SEAKTN

Seattle/Tacoma Intl

Wed 11/12

3:35 pm-4:44 pm

Nonstop2h 09m

Ketchikan

Sun 11/16

8:57 am-11:59 am

Nonstop2h 02m

$457

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Seattle to Alaska

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Alaska?

If you don’t want to visit Alaska in April, then you should wait until May to fly from Seattle, when ticket prices are also cheap, with an average price of $367.

What is the cheapest day to depart on your flight to Alaska?

The cheapest day to depart from Seattle to Alaska is on a Sunday. Travelers who choose to depart for Alaska on a Sunday will often find tickets for as low as $404. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Seattle to Alaska for around $442.

What is the cheapest time of day to depart on your flight to Alaska?

Our data shows that the cheapest Seattle to Alaska flights are usually those with departure times in the evening. Our users have found flights to Alaska in the evening for as low as $407. At noon is when there is more demand to fly to Alaska, so prices are often more expensive at around $478 per ticket.

What is the cheapest Seattle/Tacoma Intl to Alaska flight route?

Fly from Seattle/Tacoma Intl to Fairbanks for the best Seattle/Tacoma Intl - Alaska flight prices

How far in advance should I book a flight to Alaska?

You are more likely to see cheaper flights to Alaska from Seattle when booking weeks ahead of your departure date. In general, you can expect to find flights to Alaska for around $414 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Alaska from Seattle for as low as $362 on momondo.

What cabin class options are available on Seattle/Tacoma Intl to Alaska flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Alaska flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Alaska flights?

No. A direct flight is the cheapest option for a flight between Seattle to Alaska.

Cheap Seattle to Alaska flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Alaska

Best Price Found	$129
Fastest flight time	2h 02m
Direct flights	Every day
Airports in Alaska	5 airports

The best one-way flight to Alaska from Seattle in the past 72 hours is $129. The best round-trip flight deal from Seattle to Alaska found on momondo in the last 72 hours is $247.

The fastest flight from Seattle to Alaska takes 2h 02m

Direct flights go from Seattle to Alaska every day.

There are 5 airports near Alaska: Juneau Intl (JNU), Ketchikan (KTN), Anchorage (ANC), Fairbanks (FAI), Sitka (SIT)

Search flight deals

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Alaska?
Prices for flights from Seattle/Tacoma Intl Airport to Alaska refresh daily.
How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Alaska?
There are 4 operators available for flights from Seattle/Tacoma Intl Airport to Alaska as of October 2025.
How old do you have to be to fly from Seattle/Tacoma Intl Airport to Alaska?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Seattle/Tacoma Intl Airport to Alaska.
What documentation or ID do you need to fly to Alaska?
The necessary travel and health documents for your Alaska trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from Seattle to Alaska?
momondo data reveals that the most frequently booked plane model on the route from Seattle to Alaska is Boeing 737-700, representing 25.05% of all bookings. The subsequent popular models are Boeing 737-900 Passenger/BBJ3 (winglets) at 16.45%, Boeing 737 MAX 9 at 16.23%, and Boeing 737-800 Passenger/BBJ2 (winglets) at 15.91%.

Best airlines flying from Seattle to Alaska

Compare and see reviews for airlines that fly from Seattle to Alaska with momondo

Airline	Rating	Free Cancellation	Price
Delta	PriceFrom $164	Free Cancellation	Rating 7.9 7,998 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $199	Free Cancellation	Rating 7.8 2,797 reviews	Search Hawaiian Airlines flights
Alaska Airlines	PriceFrom $277	Free Cancellation	Rating 8.0 11,217 reviews	Search Alaska Airlines flights
American Airlines	PriceFrom $357	Free Cancellation	Rating 7.2 11,035 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Alaska?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Seattle to Alaska for you.

Can I find flights from Seattle to Alaska with flexible booking policies on momondo?

Yes. momondo allows you to filter the results for Seattle to Alaska flights to just show those with flexible booking policies.

How can momondo help me find flights from Seattle to Alaska?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Alaska from Seattle.

I’m not ready to book a flight from Seattle to Alaska right now. Can momondo alert me if prices change?

Price alerts on flights to Alaska from Seattle are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

An easier way to manage your Alaska trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

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Find better results for your trip to Alaska

Popular cities in Alaska

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Cheap flights from Seattle to Alaska from $154

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Seattle to Alaska departing on 12/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

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Find the cheapest flights from Seattle to Alaska

Cheap round-trip flights

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Cheap last minute flights

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Alaska Airlines flights from Seattle to Alaska

Our best Alaska Airlines deals on Seattle to Alaska flight tickets

Delta flights from Seattle to Alaska

Our best Delta deals on Seattle to Alaska flight tickets

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Use the filters below to find and compare flights from Seattle to Alaska that are best for you.

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How to get the cheapest flight ticket from Seattle to Alaska

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Alaska?

If you don’t want to visit Alaska in April, then you should wait until May to fly from Seattle, when ticket prices are also cheap, with an average price of $367.

What is the cheapest day to depart on your flight to Alaska?

What is the cheapest time of day to depart on your flight to Alaska?

What is the cheapest Seattle/Tacoma Intl to Alaska flight route?

Fly from Seattle/Tacoma Intl to Fairbanks for the best Seattle/Tacoma Intl - Alaska flight prices

How far in advance should I book a flight to Alaska?

What cabin class options are available on Seattle/Tacoma Intl to Alaska flights?

There are 4 cabin classes available to choose from on Seattle/Tacoma Intl to Alaska flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Seattle to Alaska flights?

No. A direct flight is the cheapest option for a flight between Seattle to Alaska.

What is the cheapest airline that flies from Seattle/Tacoma Intl to Alaska?

Hawaiian Airlines, Alaska Airlines, and Delta are the most popular carriers operating from Seattle/Tacoma Intl to Alaska

What airlines fly to Alaska?

How many flights depart from Seattle to Alaska on average per day?

46 flights are operational daily from Seattle to Alaska as of October 2025. The most popular departure time for this route is 6:00PM, with 49% of flights per day taking off in the evening.

How many flights depart from Seattle to Alaska on average per week?

The number of flights available between Seattle and Alaska is 327 per week as of October 2025. The most frequent departure day is Thu, with 39% of weekly flights leaving on this day.

Cheap Seattle to Alaska flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Seattle to Alaska

Best Price Found

Fastest flight time

Direct flights

Airports in Alaska

When did momondo last update prices for flights from Seattle/Tacoma Intl Airport to Alaska?

How many operators does momondo search for flights from Seattle/Tacoma Intl Airport to Alaska?

How old do you have to be to fly from Seattle/Tacoma Intl Airport to Alaska?

What documentation or ID do you need to fly to Alaska?

What is the most popular plane model from Seattle to Alaska?

Best airlines flying from Seattle to Alaska

Compare and see reviews for airlines that fly from Seattle to Alaska with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Seattle to Alaska?

Can I find flights from Seattle to Alaska with flexible booking policies on momondo?

How can momondo help me find flights from Seattle to Alaska?

I’m not ready to book a flight from Seattle to Alaska right now. Can momondo alert me if prices change?

An easier way to manage your Alaska trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Alaska

Popular cities in Alaska

Popular flights according to clicks in the last 7 days on momondo