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Alaska

$129+ Cheap flights from Idaho 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 3/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — ANC
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheap flight deals from Idaho to Alaska

Cheapest flights from Idaho to Alaska
Explore the most affordable flight options available from Idaho to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.

This Alaska Airlines deal was found by Cheapflights users on 12/20. 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.
Wed 12/319:00 amBOI - ANC
1 stop10h 33mAlaska Airlines
Mon 1/511:00 amANC - BOI
1 stop8h 10mAlaska Airlines
Deal found 12/20$638
This United Airlines deal was found by Cheapflights users on 12/19. 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.
Fri 12/262:30 pmJAC - ANC
1 stop10h 26mUnited Airlines
Sun 12/281:30 amANC - JAC
1 stop9h 54mUnited Airlines
Deal found 12/19$680
This Alaska Airlines deal was found by Cheapflights users on 12/20. 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.
Wed 12/312:39 pmBOI - ANC
1 stop13h 04mAlaska Airlines
Thu 1/16:00 amANC - BOI
1 stop7h 22mAlaska Airlines
Deal found 12/20$710
This Alaska Airlines deal was found by Cheapflights users on 12/20. 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.
Sat 12/278:00 amGEG - ANC
1 stop6h 20mAlaska Airlines
Sat 12/2712:55 amANC - GEG
1 stop6h 24mAlaska Airlines
Deal found 12/20$710
This Alaska Airlines deal was found by Cheapflights users on 12/20. 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.
Mon 12/295:00 amGEG - ANC
1 stop13h 33mAlaska Airlines
Mon 12/2912:20 amANC - GEG
1 stop8h 03mAlaska Airlines
Deal found 12/20$714
This Alaska Airlines deal was found by Cheapflights users on 12/20. 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.
Sat 12/278:00 amGEG - ANC
1 stop6h 20mAlaska Airlines
Wed 12/314:20 pmANC - GEG
1 stop5h 50mAlaska Airlines
Deal found 12/20$716
This Alaska Airlines deal was found by Cheapflights users on 12/20. 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.
Tue 12/305:30 amGEG - ANC
1 stop6h 36mAlaska Airlines
Wed 12/315:25 pmANC - GEG
1 stop13h 54mAlaska Airlines
Deal found 12/20$736
This Alaska Airlines deal was found by Cheapflights users on 12/20. 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.
Sun 12/285:00 amGEG - ANC
1 stop9h 17mAlaska Airlines
Sun 12/285:25 pmANC - GEG
1 stop16h 31mAlaska Airlines
Deal found 12/20$752
This Alaska Airlines deal was found by Cheapflights users on 12/20. 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.
Sun 12/285:00 amGEG - ANC
1 stop9h 17mAlaska Airlines
Wed 12/3112:06 pmANC - GEG
1 stop5h 40mAlaska Airlines
Deal found 12/20$758
This Alaska Airlines deal was found by Cheapflights users on 12/20. 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 12/268:00 amGEG - ANC
1 stop7h 48mAlaska Airlines
Fri 12/261:25 amANC - GEG
1 stop5h 41mAlaska Airlines
Deal found 12/20$774
This Delta deal was found by Cheapflights users on 12/18. 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.
Mon 12/223:23 pmBOI - ANC
1 stop11h 59mDelta
Fri 12/261:44 pmANC - BOI
1 stop8h 20mDelta
Deal found 12/18$778
This Alaska Airlines deal was found by Cheapflights users on 12/19. 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.
Sat 12/202:39 pmBOI - ANC
1 stop14h 00mAlaska Airlines
Sat 12/273:55 pmANC - BOI
1 stop6h 02mAlaska Airlines
Deal found 12/19$780

Find flight deals from Idaho to Alaska

Keep the following information in mind while searching for Idaho to Alaska flight deals. Data was last updated December 21, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$257
(Delta)

One-way from

$129
(Alaska Airlines)

Popular in

February

Cheapest in

December

Average price

$407
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Anchorage flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Anchorage flights.
Search Deals
From Idaho to Alaska
Search Deals
One-way flight from Idaho to Alaska
Search Deals
Highest demand for flights based on searches. 23% potential increase in price ($191 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($39 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho 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 December 21, 2025.
Use the filters below to find and compare flights from Idaho to Alaska that are best for you.

Fly from

Idaho

Fly to

Alaska

Route

Depart

Return

Price

BoiseFairbanks

BOI - FAI

BOIFAI

Boise Air Term. Gowen Fld

Fri 1/30

5:55 pm-11:56 pm

1 stop8h 01m

Fairbanks

Tue 2/3

11:05 am-9:05 pm

1 stop8h 00m

$257

SpokaneFairbanks

GEG - FAI

GEGFAI

Spokane

Thu 1/29

1:38 pm-11:56 pm

1 stop11h 18m

Fairbanks

Mon 2/2

4:06 pm-11:04 pm

1 stop5h 58m

$257

BoiseFairbanks

BOI - FAI

BOIFAI

Boise Air Term. Gowen Fld

Sun 1/18

6:23 am-12:56 pm

1 stop8h 33m

Fairbanks

Sun 1/25

8:55 pm-12:51 pm

2 stops13h 56m

$261

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Thu 2/5

12:10 pm-8:51 pm

1 stop9h 41m

Anchorage

Sat 2/7

10:05 am-9:25 pm

1 stop10h 20m

$262

SpokaneFairbanks

GEG - FAI

GEGFAI

Spokane

Wed 2/18

7:26 pm-7:40 am

2 stops13h 14m

Fairbanks

Sun 2/22

5:51 am-11:01 pm

1 stop16h 10m

$263

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Fri 3/6

7:30 am-12:10 pm

1 stop6h 40m

Anchorage

Sat 3/14

1:20 pm-10:07 pm

1 stop6h 47m

$264

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Sat 1/17

6:20 am-11:25 am

1 stop6h 05m

Anchorage

Sat 1/24

5:55 am-12:37 pm

1 stop5h 42m

$264

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Fri 1/16

6:05 am-11:25 am

1 stop6h 20m

Anchorage

Fri 1/23

3:00 pm-11:59 pm

1 stop7h 59m

$264

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Sun 3/22

6:00 am-11:10 am

1 stop7h 10m

Anchorage

Mon 3/30

1:47 am-7:48 pm

1 stop16h 01m

$264

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Sat 1/17

6:23 am-11:56 am

1 stop7h 33m

Anchorage

Sat 1/24

5:05 am-3:10 pm

1 stop8h 05m

$264

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/20

Showing 1-10 of 51 results
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Best time to book a flight from Idaho to Alaska

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

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

Currently, September is the cheapest month in which you can book a flight from Idaho to Alaska (average of $249). Flying from Idaho to Alaska in February is currently the most expensive (average of $479). 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 ID to AK?

Find hourly flight availability from Idaho 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 December 21, 2025.

It’s optimal to fly from Idaho to Alaska in the evening. By choosing this option you can save up to 24% on the cost of your flight, compared to a flight at noon.

What is the cheapest day to fly from Idaho to Alaska?

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

Travelers seeking maximum savings on their Idaho to Alaska flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 21, 2025.
Read reviews from past customers who have flown Alaska Airlines, Delta, and Hawaiian Airlines from Idaho to Alaska. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
11,494 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Alaska Airlines
8.0
Very good
11,494 reviews
Alaska Airlines
8.0
Very good
11,494 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Delta
7.9
Good
8,017 reviews
Alaska Airlines
8.0
Very good
11,494 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.
Hawaiian Airlines
7.8
Good
2,821 reviews
Alaska Airlines
8.0
Very good
11,494 reviews

Food

7.1

Comfort

7.8

Entertainment

7.0

Crew

8.5

Overall

8.0

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Related info for your journey

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

  • How long is the flight from Idaho to Alaska?

    There are many flights that can get you from Idaho to Alaska in 6h 40m. Fly via Alaska Airlines, Delta, or United Airlines to get the fastest option. Idaho and Alaska are separated by a distance of 1836 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Idaho to Alaska (average of $249). Flying from Idaho to Alaska in February is currently the most expensive (average of $479). 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 Idaho 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 Idaho to Alaska

Discover the top 3 airlines that operate flights from Idaho 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 December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$257Average$631FlexibilityNo cancel feeOn-time75%
DeltaCheapest$324Average$517FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$508Average$686FlexibilityNo cancel feeOn-time85%

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