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Alaska

$157+ 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 12/10. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — ANC
Dec 21 — Dec 281
Sun 12/21
Sun 12/28
1 adult, Economy
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Cheap flight deals from Idaho to Alaska

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

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$286
(Delta)

One-way from

$157
(Delta)

Popular in

February

Cheapest in

January

Average price

$772
Provider with most accurate pricing for Boise Air Term. Gowen Fld-Anchorage flight deals.
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Provider most trusted by Cheapflights users for Boise Air Term. Gowen Fld-Anchorage flights.
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From Idaho to Alaska
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One-way flight from Idaho to Alaska
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Highest demand for flights based on searches. 14% potential increase in price ($102 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($42 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Find 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 November 21, 2025.

This Delta deal was found by Cheapflights users on 11/17. 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 12/213:32 pmGEG - ANC
1 stop6h 05mDelta
Sat 12/271:15 amANC - GEG
1 stop6h 16mDelta
Deal found 11/17$284
This Delta deal was found by Cheapflights users on 11/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/104:45 pmBOI - ANC
1 stop11h 08mDelta
Tue 12/161:10 pmANC - BOI
1 stop7h 06mDelta
Deal found 11/20$286
This Delta deal was found by Cheapflights users on 11/18. 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.
Tue 12/163:35 pmGEG - ANC
1 stop11h 18mDelta
Tue 12/235:45 amANC - GEG
1 stop5h 44mDelta
Deal found 11/18$293
This Delta deal was found by Cheapflights users on 11/18. 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.
Sat 12/611:19 amGEG - ANC
1 stop12h 23mDelta
Fri 12/1212:30 amANC - GEG
1 stop9h 09mDelta
Deal found 11/18$312
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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.
Tue 12/236:08 amBOI - ANC
1 stop14h 34mAlaska Airlines
Tue 12/306:00 amANC - BOI
1 stop14h 26mAlaska Airlines
Deal found 11/19$323
This Delta deal was found by Cheapflights users on 11/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:10 amGEG - ANC
1 stop8h 35mDelta
Mon 12/291:15 amANC - GEG
1 stop6h 16mDelta
Deal found 11/20$324
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/91:54 pmBOI - ANC
1 stop10h 48mDelta
Mon 12/159:45 pmANC - BOI
1 stop14h 33mDelta
Deal found 11/19$331
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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 12/158:47 pmGEG - ANC
1 stop15h 23mAlaska Airlines
Wed 12/241:59 amANC - GEG
1 stop6h 24mAlaska Airlines
Deal found 11/20$331
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/176:05 amGEG - ANC
1 stop7h 02mDelta
Wed 12/245:45 amANC - GEG
1 stop8h 06mDelta
Deal found 11/19$334
This Delta deal was found by Cheapflights users on 11/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/237:10 amGEG - ANC
1 stop6h 31mDelta
Wed 12/315:45 amANC - GEG
1 stop5h 44mDelta
Deal found 11/19$335
This Alaska Airlines deal was found by Cheapflights users on 11/19. 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 12/201:42 pmGEG - ANC
1 stop13h 01mAlaska Airlines
Sat 1/31:59 amANC - GEG
1 stop6h 24mAlaska Airlines
Deal found 11/19$340
This KAYAK deal was found by Cheapflights users on 11/20. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/231:42 pmGEG - ANC
1 stop6h 00mAlaska Airlines
Thu 1/12:20 pmANC - GEG
1 stop9h 12mAlaska Airlines
Deal found 11/20$347

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 November 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

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Thu 1/15

6:00 pm-11:52 pm

1 stop6h 52m

Anchorage

Sun 1/18

4:54 pm-12:23 am

1 stop6h 29m

$281

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Sun 12/21

5:00 am-12:41 pm

1 stop8h 41m

Anchorage

Sun 12/28

5:45 am-12:29 pm

1 stop5h 44m

$284

BoiseFairbanks

BOI - FAI

BOIFAI

Boise Air Term. Gowen Fld

Thu 1/29

10:39 am-12:22 am

1 stop15h 43m

Fairbanks

Sun 2/1

1:30 am-1:00 pm

1 stop9h 30m

$286

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Wed 12/10

4:45 pm-1:53 am

1 stop11h 08m

Anchorage

Tue 12/16

1:10 pm-10:16 pm

1 stop7h 06m

$286

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Thu 1/8

5:05 am-11:25 am

1 stop7h 20m

Anchorage

Fri 1/9

1:20 am-8:40 am

1 stop6h 20m

$286

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Tue 12/16

3:35 pm-1:53 am

1 stop11h 18m

Anchorage

Tue 12/23

5:45 am-12:29 pm

1 stop5h 44m

$293

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Tue 1/20

1:20 pm-10:18 pm

1 stop9h 58m

Anchorage

Wed 1/21

1:20 am-8:40 am

1 stop6h 20m

$302

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Thu 1/15

6:05 am-11:25 am

1 stop6h 20m

Anchorage

Sat 1/17

1:20 am-10:45 am

1 stop8h 25m

$303

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Wed 1/14

9:15 am-2:05 pm

1 stop6h 50m

Anchorage

Sat 1/17

1:20 am-6:28 pm

1 stop15h 08m

$304

SpokaneFairbanks

GEG - FAI

GEGFAI

Spokane

Thu 1/15

7:25 pm-12:25 am

1 stop6h 00m

Fairbanks

Sat 1/17

1:30 am-10:45 am

1 stop8h 15m

$305

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 53 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, November is the cheapest month in which you can book a flight from Idaho to Alaska (average of $257). 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 November 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 in the morning.

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 November 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
11,326 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Alaska Airlines
8.0
Very good
11,326 reviews
Alaska Airlines
8.0
Very good
11,326 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Delta
7.9
Good
8,002 reviews
Alaska Airlines
8.0
Very good
11,326 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.
Hawaiian Airlines
7.8
Good
2,811 reviews
Alaska Airlines
8.0
Very good
11,326 reviews

Boarding

8.1

Entertainment

7.0

Crew

8.5

Overall

8.0

Comfort

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Marcie,Nov 2025

PIT - SEA

It was not a full flight, so I was able to enjoy a row to myself. Luck of the draw, I guess.

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 52m. Fly via Alaska Airlines, Delta, or United Airlines to get the fastest option. Idaho and Alaska are separated by a distance of 1579 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    For one-way options, check prices for Alaska Airlines. According to our data, you can fly for as low as $180. Users have also found prices from $181 and $181 on United Airlines and Delta, respectively.

  • 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, November is the cheapest month in which you can book a flight from Idaho to Alaska (average of $257). 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

Browse thousands of different options on Cheapflights for your next trip

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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 November 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$224Average$616FlexibilityNo cancel feeOn-time75%
DeltaCheapest$379Average$524FlexibilityNo cancel feeOn-timeN/A
Hawaiian AirlinesCheapest$508Average$686FlexibilityNo cancel feeOn-time85%

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