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$235+ Cheap flights from Boston (BOS) 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — ANC
Aug 29 — Sep 51
Sat 8/29
Sat 9/5
1 adult, Economy
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Cheap flight deals from Boston to Alaska

Cheapest flights from Boston to Alaska
Explore the most affordable flight options available from Boston to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2026.

This Delta deal was found by Cheapflights users on 7/27. 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 9/174:00 pm
BOS
-
ANC
1 stop12h 27m
Delta
Tue 9/2211:51 am
ANC
-
BOS
1 stop15h 49m
Delta
Deal found 7/27$469
This United Airlines deal was found by Cheapflights users on 7/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1412:37 pm
BOS
-
FAI
1 stop10h 39m
United Airlines
Mon 9/218:22 pm
FAI
-
BOS
1 stop9h 11m
United Airlines
Deal found 7/28$470
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Thu 9/107:59 pm
BOS
-
FAI
1 stop30h 47m
Alaska Airlines
Tue 9/228:30 am
FAI
-
BOS
1 stop11h 24m
Alaska Airlines
Deal found 7/27$473
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/1411:00 am
BOS
-
ANC
2 stops16h 05m
United Airlines
Wed 9/308:59 pm
ANC
-
BOS
1 stop10h 02m
United Airlines
Deal found 7/27$474
This Expedia deal was found by Cheapflights users on 7/26. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2710:03 am
BOS
-
ANC
1 stop17h 36m
Alaska Airlines
Sat 9/197:07 am
ANC
-
BOS
2 stops19h 02m
Alaska Airlines
Deal found 7/26$476
This Priceline deal was found by Cheapflights users on 7/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/207:12 am
BOS
-
ANC
2 stops17h 30m
Alaska Airlines
Fri 9/256:17 pm
ANC
-
BOS
1 stop25h 37m
Alaska Airlines
Deal found 7/27$477
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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.
Fri 9/1810:03 am
BOS
-
ANC
2 stops14h 39m
Alaska Airlines
Fri 9/2512:18 pm
ANC
-
BOS
2 stops13h 51m
Alaska Airlines
Deal found 7/27$481
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/611:00 am
BOS
-
ANC
1 stop12h 11m
United Airlines
Wed 9/98:15 pm
ANC
-
BOS
1 stop10h 03m
United Airlines
Deal found 7/27$488
This Delta deal was found by Cheapflights users on 7/30. 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.
Sun 11/17:56 am
BOS
-
ANC
1 stop16h 45m
Delta
Fri 11/61:40 am
ANC
-
BOS
1 stop16h 30m
Delta
Deal found 7/30$489
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/128:30 am
BOS
-
ANC
1 stop14h 43m
American Airlines
Sat 9/199:54 pm
ANC
-
BOS
1 stop12h 14m
American Airlines
Deal found 7/29$490
This Alaska Airlines deal was found by Cheapflights users on 7/30. 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.
Fri 9/114:48 pm
BOS
-
FAI
1 stop13h 00m
Alaska Airlines
Tue 9/228:30 am
FAI
-
BOS
1 stop11h 24m
Alaska Airlines
Deal found 7/30$490
This Expedia deal was found by Cheapflights users on 7/30. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/184:48 pm
BOS
-
ANC
2 stops17h 27m
Alaska Airlines
Sun 9/205:00 am
ANC
-
BOS
1 stop21h 09m
Alaska Airlines
Deal found 7/30$493

Find flight deals from Boston to Alaska

Keep the following information in mind while searching for Boston to Alaska flight deals. Data was last updated July 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$463
(Delta)

One-way from

$235
(Delta)

Popular in

February

Cheapest in

October

Average price

$741

Good round-trip deal

$877 or less
Provider with most accurate pricing for Boston Logan Intl-Anchorage flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Anchorage flights.
Search Deals
From Boston Logan Intl to Alaska
Search Deals
One-way flight from Boston Logan Intl to Alaska
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($10 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($15 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in July 2026
Search Deals
Price to beat on a round-trip flight from Boston Logan Intl to Alaska.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston 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 July 30, 2026.
Use the filters below to find and compare flights from Boston to Alaska that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonAnchorage

BOS - ANC

BOSANC

Boston Logan Intl

Tue 9/1

7:55 am-7:00 pm

1 stop15h 05m

Anchorage

Wed 9/9

6:12 am-10:07 pm

1 stop11h 55m

$469

BostonAnchorage

BOS - ANC

BOSANC

Boston Logan Intl

Tue 9/15

9:33 am-5:24 pm

1 stop11h 51m

Anchorage

Fri 9/25

9:45 am-11:54 pm

1 stop10h 09m

$469

BostonAnchorage

BOS - ANC

BOSANC

Boston Logan Intl

Fri 9/4

1:10 pm-9:20 pm

1 stop12h 10m

Anchorage

Tue 9/8

2:28 pm-7:40 am

1 stop13h 12m

$469

BostonFairbanks

BOS - FAI

BOSFAI

Boston Logan Intl

Thu 9/10

7:59 pm-10:46 pm

1 stop30h 47m

Fairbanks

Tue 9/22

8:30 am-11:54 pm

1 stop11h 24m

$473

BostonAnchorage

BOS - ANC

BOSANC

Boston Logan Intl

Tue 9/15

10:03 am-7:38 pm

1 stop13h 35m

Anchorage

Mon 9/21

12:12 pm-6:09 am

1 stop13h 57m

$489
Quickest round-trip

BostonAnchorage

BOS - ANC

BOSANC

Boston Logan Intl

Tue 9/15

2:54 pm-9:00 pm

1 stop10h 06m

Anchorage

Tue 9/22

6:00 am-7:15 pm

1 stop9h 15m

$489

BostonAnchorage

BOS - ANC

BOSANC

Boston Logan Intl

Fri 9/4

2:28 pm-11:59 pm

2 stops13h 31m

Anchorage

Sun 9/6

8:00 pm-9:36 am

1 stop9h 36m

$494

BostonAnchorage

BOS - ANC

BOSANC

Boston Logan Intl

Thu 8/20

2:28 pm-11:59 pm

2 stops13h 31m

Anchorage

Thu 8/27

9:20 pm-10:54 am

1 stop9h 34m

$494

BostonAnchorage

BOS - ANC

BOSANC

Boston Logan Intl

Sat 8/22

1:10 pm-9:20 pm

1 stop12h 10m

Anchorage

Tue 8/25

6:00 am-11:58 pm

1 stop13h 58m

$496

BostonAnchorage

BOS - ANC

BOSANC

Boston Logan Intl

Tue 9/1

9:30 am-7:11 pm

2 stops13h 41m

Anchorage

Tue 9/8

8:15 pm-10:18 am

1 stop10h 03m

$499

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/26

Showing 1-10 of 54 resultsSorted by cheapest first
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6

Best time to book a flight from Boston to Alaska

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

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

Currently, January is the cheapest month in which you can book a flight from Boston to Alaska (average of $526). Flying from Boston to Alaska in December is currently the most expensive (average of $724). 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 BOS to AK?

Find hourly flight availability from Boston 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 July 30, 2026.

When flying from Boston 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.

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

Airfare is below average for this route at the moment.
Boston to Alaska flights typically cost between $550 and $791 in September.
The cheapest round-trip price found within the last 5 days was $469 on Delta (Sep 17-Sep 27).

How far ahead should I book a flight from Boston to Alaska?

Booking 63 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Alaska. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 July 30, 2026.
Read through reviews of airlines operating flights from Boston to Alaska, such as Alaska Airlines,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,738 reviews

Food

7.0

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
7.9
Good
12,738 reviews
Alaska Airlines
7.9
Good
12,738 reviews

Food

7.0

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
7.8
Good
8,488 reviews
Alaska Airlines
7.9
Good
12,738 reviews

Food

7.0

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
United Airlines
7.4
Good
10,051 reviews
Alaska Airlines
7.9
Good
12,738 reviews

Food

7.0

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
American Airlines
7.1
Good
11,843 reviews
Alaska Airlines
7.9
Good
12,738 reviews

Food

7.0

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Sun Country Air
6.7
Okay
318 reviews
Alaska Airlines
7.9
Good
12,738 reviews

Food

7.0

Boarding

8.1

Overall

7.9

Comfort

7.8

Entertainment

7.0

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

Related info for your journey

Find useful and relevant information for your journey from Boston 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 Boston to Alaska?

    Boston Logan Intl (BOS), located 2.6 mi from the city center, is the airport you fly out of when you book flights from Boston to Alaska.

  • How long is the flight from Boston to Alaska?

    Airlines like Delta and Alaska Airlines fly from Boston to Alaska in about 11h 51m. The time it takes to get you to your destination can typically vary by up to 3h 14m. Airlines will cover a distance of 3371 mi. This flight may include one or multiple stops.

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

    The cheapest airline one-way is American Airlines, with whom users have recently found tickets for as low as $159. However, be on the lookout for offers from Delta and United Airlines, as they are both options that can get you from Boston to Alaska for a low price.

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

    Most travelers choose Boston Logan Intl - Anchorage, Boston Logan Intl - Fairbanks or Boston Logan Intl - Juneau Intl when deciding on the best route from Boston to Alaska.

  • What are the cheapest flights from Boston to Alaska?

    On average you can expect to pay $883 for a flight from Boston to Alaska. The cheapest flight overall is $877 while the most popular route, (Boston Logan Intl - Anchorage) is currently priced at $469.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Boston to Alaska (average of $526). Flying from Boston to Alaska in December is currently the most expensive (average of $724). 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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Top 5 airlines flying from Boston to Alaska

Discover the top 5 airlines that operate flights from Boston 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 July 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$315Average$700FlexibilityNo cancel feeOn-time69%
DeltaCheapest$315Average$618FlexibilityNo cancel feeOn-timeN/A
Sun Country AirCheapest$342Average$653FlexibilityNo cancel feeOn-time83%
American AirlinesCheapest$411Average$585FlexibilityNo cancel feeOn-time71%
Alaska AirlinesCheapest$440Average$842FlexibilityNo cancel feeOn-time75%

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