HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Alaska

$171+ 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 9/9. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — ANC
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Idaho to Alaska with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

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 June 12, 2025.

Round-trip from

$340
(Alaska Airlines)

One-way from

$171
(Delta)

Popular in

February

Cheapest in

January

Average price

$575
From Idaho to Alaska
Search Deals
One-way flight from Idaho to Alaska
Search Deals
Highest demand for flights based on searches. 20% potential increase in price ($160 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($40 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2025
Search Deals

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 June 12, 2025.

This Alaska Airlines deal was found by Cheapflights users on 6/12. 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 9/249:25 amGEG - ANC
1 stop8h 16mAlaska Airlines
Wed 10/18:45 amANC - GEG
1 stop7h 06mAlaska Airlines
Deal found 6/12$340
This Delta deal was found by Cheapflights users on 6/10. 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 9/186:10 amGEG - ANC
1 stop11h 12mDelta
Mon 9/2212:40 amANC - GEG
1 stop8h 54mDelta
Deal found 6/10$380
This Delta deal was found by Cheapflights users on 6/11. 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 9/202:00 pmBOI - JNU
1 stop6h 25mDelta
Tue 10/77:05 amJNU - BOI
1 stop9h 26mDelta
Deal found 6/11$389
This Delta deal was found by Cheapflights users on 6/10. 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 8/319:15 amGEG - JNU
1 stop9h 56mDelta
Sun 9/77:05 amJNU - GEG
1 stop4h 36mDelta
Deal found 6/10$391
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/94:35 pmGEG - ANC
1 stop6h 12mHawaiian Airlines
Sat 9/135:00 amANC - GEG
1 stop5h 44mHawaiian Airlines
Deal found 6/10$393
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/47:17 pmBOI - ANC
1 stop6h 27mHawaiian Airlines
Sun 9/712:34 amANC - BOI
1 stop6h 54mHawaiian Airlines
Deal found 6/10$414
This Delta deal was found by Cheapflights users on 6/10. 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.
Fri 8/229:00 amBOI - ANC
1 stop6h 28mDelta
Thu 8/286:00 amANC - BOI
1 stop7h 40mDelta
Deal found 6/10$420
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 9/44:34 pmBOI - ANC
2 stops10h 20mAlaska Airlines
Sun 9/712:34 amANC - BOI
1 stop6h 54mAlaska Airlines
Deal found 6/10$425
This Hawaiian Airlines deal was found by Cheapflights users on 6/10. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/266:35 amBOI - KTN
1 stop6h 28mHawaiian Airlines
Sun 8/3111:57 amKTN - BOI
1 stop4h 19mHawaiian Airlines
Deal found 6/10$435
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 8/267:17 pmBOI - KTN
2 stops14h 58mAlaska Airlines
Sun 8/3111:57 amKTN - BOI
1 stop4h 19mAlaska Airlines
Deal found 6/10$440
This Alaska Airlines deal was found by Cheapflights users on 6/10. 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 8/311:40 pmGEG - JNU
1 stop7h 18mAlaska Airlines
Sun 9/77:13 amJNU - GEG
2 stops10h 37mAlaska Airlines
Deal found 6/10$461
This Alaska Airlines deal was found by Cheapflights users on 6/11. 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 9/204:34 pmBOI - JNU
2 stops6h 55mAlaska Airlines
Tue 10/79:21 amJNU - BOI
3 stops8h 51mAlaska Airlines
Deal found 6/11$465

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 June 12, 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

Wed 9/24

9:25 am-4:41 pm

1 stop8h 16m

Anchorage

Wed 10/1

8:45 am-4:51 pm

1 stop7h 06m

$340

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Thu 9/18

6:10 am-4:22 pm

1 stop11h 12m

Anchorage

Mon 9/22

12:40 am-10:34 am

1 stop8h 54m

$380

BoiseJuneau

BOI - JNU

BOIJNU

Boise Air Term. Gowen Fld

Sat 9/20

2:00 pm-6:25 pm

1 stop6h 25m

Juneau Intl

Tue 10/7

7:05 am-6:31 pm

1 stop9h 26m

$389

SpokaneJuneau

GEG - JNU

GEGJNU

Spokane

Sun 8/31

9:15 am-6:11 pm

1 stop9h 56m

Juneau Intl

Sun 9/7

7:05 am-12:41 pm

1 stop4h 36m

$391

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Tue 9/9

4:35 pm-9:47 pm

1 stop6h 12m

Anchorage

Sat 9/13

5:00 am-11:44 am

1 stop5h 44m

$393

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Thu 9/4

7:17 pm-11:44 pm

1 stop6h 27m

Anchorage

Sun 9/7

12:34 am-9:28 am

1 stop6h 54m

$414

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Fri 8/22

9:00 am-1:28 pm

1 stop6h 28m

Anchorage

Thu 8/28

6:00 am-3:40 pm

1 stop7h 40m

$420

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Thu 9/4

4:34 pm-12:54 am

2 stops10h 20m

Anchorage

Mon 9/8

1:25 pm-10:40 pm

1 stop7h 15m

$425

BoiseKetchikan

BOI - KTN

BOIKTN

Boise Air Term. Gowen Fld

Tue 8/26

6:35 am-11:03 am

1 stop6h 28m

Ketchikan

Sun 8/31

11:57 am-6:16 pm

1 stop4h 19m

$435

BoiseKetchikan

BOI - KTN

BOIKTN

Boise Air Term. Gowen Fld

Tue 8/26

7:17 pm-8:15 am

2 stops14h 58m

Ketchikan

Sun 8/31

11:57 am-6:16 pm

1 stop4h 19m

$440

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 53 results
1
2
3
...
6

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, January is the cheapest month in which you can book a flight from Idaho to Alaska (average of $456). Flying from Idaho to Alaska in July is currently the most expensive (average of $647). 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 June 12, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Idaho to Alaska as you normally would.

Rainfall in Alaska by month

Plan your trip to Alaska by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Alaska ranges from 0.5 - 3.3 inches per month. August is typically the wettest month, when rainfall can reach 3.3 in. April is typically the driest time to visit Alaska when rainfall is around 0.5 in.

Temperature in Alaska by month

Plan your trip to Alaska by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Alaska, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 59.0 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 17.6 F).

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 June 12, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta and Hawaiian Airlines from Idaho to Alaska by reading reviews from past customers. 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

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,950 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.9
Good
2,494 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,790 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Food

7.1

Boarding

8.1

Comfort

7.8

Overall

8.0

Entertainment

7.1

Crew

8.5

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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.

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

    For one-way options, check prices for Delta. According to our data, you can fly for as low as $171. Users have also found prices from $176 and $211 on Alaska Airlines and United Airlines, 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, January is the cheapest month in which you can book a flight from Idaho to Alaska (average of $456). Flying from Idaho to Alaska in July is currently the most expensive (average of $647). 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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Idaho to Alaska

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to John F Kennedy Intl flights
John F Kennedy Intl to Miami flights
Dallas/Fort Worth to LaGuardia flights
Dallas/Fort Worth to John F Kennedy Intl flights
Dallas/Fort Worth to Seattle flights
John F Kennedy Intl to O'Hare Intl flights
Newark to Fort Lauderdale flights
John F Kennedy Intl to Los Angeles flights
Los Angeles to Seattle flights
Los Angeles to Newark flights
Dallas/Fort Worth to Newark flights
John F Kennedy Intl to Orlando flights
Newark to Miami flights
Newark to Los Angeles flights
LaGuardia to O'Hare Intl flights
LaGuardia to Miami flights
Newark to Seattle flights
John F Kennedy Intl to Seattle flights
O'Hare Intl to John F Kennedy Intl flights
Dallas/Fort Worth to O'Hare Intl flights
LaGuardia to Dallas/Fort Worth flights
John F Kennedy Intl to Fort Lauderdale flights
San Francisco to John F Kennedy Intl flights
Seattle to Los Angeles flights
LaGuardia to Fort Lauderdale flights
Newark to Orlando flights
San Francisco to Newark flights
John F Kennedy Intl to Las Vegas flights
John F Kennedy Intl to San Francisco flights
Los Angeles to Honolulu flights
Los Angeles to O'Hare Intl flights
Dallas/Fort Worth to Las Vegas flights
Newark to O'Hare Intl flights
O'Hare Intl to Seattle flights
Dallas/Fort Worth to Los Angeles flights
O'Hare Intl to Las Vegas flights
Los Angeles to LaGuardia flights
Newark to Las Vegas flights
Los Angeles to San Francisco flights
Hobby to Las Vegas flights
John F Kennedy Intl to Atlanta flights
LaGuardia to Denver flights
Los Angeles to Dallas/Fort Worth flights
Atlanta to John F Kennedy Intl flights
San Francisco to Seattle flights
Newark to Dallas/Fort Worth flights
Fort Lauderdale to LaGuardia flights
Atlanta to LaGuardia flights
O'Hare Intl to LaGuardia flights
Hobby to Seattle flights

Top 2 airlines flying from Idaho to Alaska

Discover the top 2 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$297Average$500FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$299Average$649FlexibilityNo cancel feeOn-time75%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.