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Alaska

$165+ 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 8/25. Fares are subject to change and may not be available on all flights or dates of travel.
BOI — ANC
Jun 29 — Jul 61
Mon 6/29
Mon 7/6
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 May 30, 2026.

This Travelocity deal was found by Cheapflights users on 5/27. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/153:57 pm
IDA
-
ANC
1 stop6h 54m
Alaska Airlines
Tue 9/2211:22 am
ANC
-
IDA
1 stop9h 34m
Alaska Airlines
Deal found 5/27$439
This Expedia deal was found by Cheapflights users on 5/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/271:43 pm
BOI
-
ANC
Nonstop4h 35m
Alaska Airlines
Sat 7/45:38 pm
ANC
-
BOI
Nonstop4h 18m
Alaska Airlines
Deal found 5/28$477
This Alaska Airlines deal was found by Cheapflights users on 5/25. 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 7/252:39 pm
GEG
-
ANC
Nonstop3h 55m
Alaska Airlines
Wed 7/296:21 pm
ANC
-
GEG
Nonstop3h 46m
Alaska Airlines
Deal found 5/25$477
This CheapTickets deal was found by Cheapflights users on 5/28. 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 CheapTickets is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/262:55 pm
BOI
-
ANC
1 stop10h 26m
Alaska Airlines
Tue 8/1111:59 pm
ANC
-
BOI
1 stop18h 44m
Alaska Airlines
Deal found 5/28$486
This Alaska Airlines deal was found by Cheapflights users on 5/30. 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.
Sat 7/251:43 pm
BOI
-
ANC
Nonstop4h 35m
Alaska Airlines
Thu 8/611:06 pm
ANC
-
BOI
1 stop19h 04m
Alaska Airlines
Deal found 5/30$487
This Alaska Airlines deal was found by Cheapflights users on 5/25. 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 7/196:20 am
GEG
-
ANC
1 stop18h 35m
Alaska Airlines
Wed 7/296:21 pm
ANC
-
GEG
Nonstop3h 46m
Alaska Airlines
Deal found 5/25$487
This Alaska Airlines deal was found by Cheapflights users on 5/25. 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 6/267:23 am
GEG
-
ANC
1 stop16h 45m
Alaska Airlines
Fri 6/261:57 am
ANC
-
GEG
1 stop9h 29m
Alaska Airlines
Deal found 5/25$491
This Alaska Airlines deal was found by Cheapflights users on 5/29. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/16:13 pm
BOI
-
ANC
1 stop8h 28m
Alaska Airlines
Thu 7/911:59 pm
ANC
-
BOI
1 stop7h 41m
Alaska Airlines
Deal found 5/29$497
This Delta deal was found by Cheapflights users on 5/27. 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 6/255:37 pm
GEG
-
ANC
1 stop7h 19m
Delta
Wed 7/11:30 am
ANC
-
GEG
1 stop8h 04m
Delta
Deal found 5/27$497
This Alaska Airlines deal was found by Cheapflights users on 5/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/186:51 pm
BOI
-
ANC
1 stop31h 04m
Alaska Airlines
Sun 6/2111:33 pm
ANC
-
BOI
1 stop8h 39m
Alaska Airlines
Deal found 5/28$501
This Alaska Airlines deal was found by Cheapflights users on 5/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/296:01 pm
BOI
-
SIT
3 stops30h 57m
Alaska Airlines
Mon 11/211:22 am
SIT
-
BOI
2 stops6h 40m
Alaska Airlines
Deal found 5/26$502
This Alaska Airlines deal was found by Cheapflights users on 5/28. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/174:23 pm
BOI
-
ANC
2 stops10h 18m
Alaska Airlines
Thu 9/311:41 am
ANC
-
BOI
1 stop8h 46m
Alaska Airlines
Deal found 5/28$502

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 May 30, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$439
(Travelocity)

One-way from

$165
(Southwest)

Popular in

November

Cheapest in

January

Average price

$569
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. 5% potential increase in price ($28 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($25 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in May 2026
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 May 30, 2026.
Use the filters below to find and compare flights from Idaho to Alaska that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Mon 8/3

4:27 pm-11:08 pm

1 stop8h 41m

Anchorage

Wed 8/12

5:38 pm-11:56 pm

Nonstop4h 18m

$487

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Thu 7/23

9:27 am-8:08 pm

1 stop11h 41m

Anchorage

Sun 7/26

1:30 am-8:32 am

1 stop6h 02m

$497

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Sat 8/22

5:52 pm-12:47 am

1 stop8h 55m

Anchorage

Wed 8/26

5:07 am-3:31 pm

1 stop8h 24m

$497

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Mon 7/20

8:03 am-11:55 pm

1 stop17h 52m

Anchorage

Mon 8/3

11:05 am-10:45 pm

1 stop9h 40m

$497

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Sat 7/11

4:27 pm-1:37 am

1 stop11h 10m

Anchorage

Wed 7/15

12:23 pm-10:07 pm

1 stop7h 44m

$497

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Thu 6/25

7:56 pm-1:37 am

1 stop6h 41m

Anchorage

Mon 6/29

1:22 am-8:13 am

1 stop5h 51m

$497

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Sun 6/21

6:13 am-10:22 pm

1 stop17h 09m

Anchorage

Fri 6/26

1:26 am-11:00 am

1 stop8h 34m

$497

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Thu 6/25

6:20 am-11:55 pm

1 stop18h 35m

Anchorage

Thu 7/2

6:02 pm-8:26 am

1 stop13h 24m

$497

BoiseSitka

BOI - SIT

BOISIT

Boise Air Term. Gowen Fld

Thu 10/29

6:01 pm-10:58 pm

3 stops30h 57m

Sitka

Mon 11/2

11:22 am-8:02 pm

2 stops6h 40m

$502

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Mon 8/17

8:15 am-5:16 pm

2 stops11h 01m

Anchorage

Thu 9/3

11:41 am-10:27 pm

1 stop8h 46m

$502

Flights are sorted by cheapest round-trip flights first.

Deals found on 5/28

Showing 1-10 of 60 resultsSorted by cheapest first
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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, March is the cheapest month in which you can book a flight from Idaho to Alaska (average of $140). Flying from Idaho to Alaska in May is currently the most expensive (average of $387). 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.

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

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

To ensure you get the cheapest price possible for a flight from Idaho to Alaska, you should look to book at least 42 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.

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 May 30, 2026.
Read reviews from past customers who have flown Alaska Airlines and Delta 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
7.9
Good
12,437 reviews

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Alaska Airlines
7.9
Good
12,437 reviews
Alaska Airlines
7.9
Good
12,437 reviews

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well
Delta
7.9
Good
8,416 reviews
Alaska Airlines
7.9
Good
12,437 reviews

Boarding

8.1

Overall

7.9

Crew

8.5

Food

7.1

Entertainment

7.0

Comfort

7.8

Reviews

1 / 20
8.0
Excellent

Eugene,Mar 2026

MFR - SEA

Alaska Airlines is is always good. There where few choices of what to drink, and no food. No blankets, no pillows, and you h ats ok. I just had open heart surgery And i could have used something. But the flight and the crew where exelent. So all is well

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 8h 41m. 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, March is the cheapest month in which you can book a flight from Idaho to Alaska (average of $140). Flying from Idaho to Alaska in May is currently the most expensive (average of $387). 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 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 May 30, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$257Average$594FlexibilityNo cancel feeOn-time75%
DeltaCheapest$315Average$546FlexibilityNo cancel feeOn-timeN/A

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