What airlines fly to Alaska?

Alaska Airlines, Delta and Hawaiian Airlines are the top three most popular airlines that fly to Alaska from Idaho according to our data. Alaska Airlines is the first choice among our users, with 63% of people opting to fly with this airline when traveling to Alaska. Keep in mind that there are 3 different airlines that fly to Alaska on a routine basis, so you have a few additional options to choose from.

What is the cheapest airline that flies from Idaho to Alaska?

Delta, Alaska Airlines, and United Airlines are the most popular carriers operating from Idaho to Alaska

How long is the flight from Idaho to Alaska?

The flight from Idaho to Alaska depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Lewiston (a popular airport in Idaho) to Anchorage (the most popular airport in Alaska), then the flight time is 6h 31m on average. If you fly from Boise (another popular airport in Idaho) to Anchorage, then the average flight time is 6h 40m.

When did momondo last update prices for flights from Idaho to Alaska?

Prices for flights from Idaho to Alaska refresh daily.

How many operators does momondo search for flights from Idaho to Alaska?

The number of operators available for flights from Idaho to Alaska is 4 as of August 2025.

How old do you have to be to fly from Idaho to Alaska?

The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Alaska.

What documentation or ID do you need to fly to Alaska?

The required travel and health documents for your Alaska trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Alaska. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

$119 Cheap Flights from Idaho to Alaska in 2025

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Find the cheapest flights from Idaho to Alaska

Round-trip

One-way

Last minute

Cheap round-trip flights

9:00 am - 1:15 pmBOI-ANC

6h 15m1 stop

11:15 am - 12:08 amANC-BOI

10h 53m1 stop

$236Delta

Find Deal

Fri, Oct 10 - Tue, Oct 14

6:35 am - 12:54 pmBOI-FAI

8h 19m1 stop

10:00 am - 12:08 amFAI-BOI

12h 08m1 stop

$237Alaska Airlines

Find Deal

Thu, Sep 25 - Fri, Oct 3

1:00 pm - 12:50 amBOI-FAI

13h 50m2 stops

1:50 am - 10:10 amFAI-BOI

6h 20m1 stop

$262Delta

Find Deal

Thu, Sep 25 - Thu, Oct 2

2:42 pm - 10:41 pmBOI-ANC

9h 59m1 stop

2:11 pm - 11:34 pmANC-BOI

7h 23m1 stop

$276United Airlines

Find Deal

Sun, Sep 21 - Wed, Sep 24

3:30 pm - 8:19 pmGEG-ANC

5h 49m1 stop

11:15 am - 9:05 pmANC-GEG

8h 50m1 stop

$276Delta

Find Deal

Fri, Oct 3 - Fri, Oct 10

8:54 pm - 2:35 amGEG-FAI

6h 41m1 stop

4:10 pm - 12:22 amFAI-GEG

7h 12m1 stop

$277Alaska Airlines

Find Deal

Fri, Oct 24 - Mon, Oct 27

2:40 pm - 10:56 pmJAC-ANC

10h 16m1 stop

11:59 pm - 9:45 amANC-JAC

7h 46m1 stop

$386United Airlines

Find Deal

Fri, Oct 31 - Sun, Nov 2

4:34 pm - 7:44 pmBOI-KTN

5h 10m1 stop

5:37 pm - 12:08 amKTN-BOI

4h 31m1 stop

$431Hawaiian Airlines

Find Deal

Wed, Sep 24 - Wed, Oct 1

6:00 am - 12:45 pmIDA-FAI

8h 45m1 stop

6:00 am - 3:38 pmFAI-IDA

7h 38m1 stop

$589Hawaiian Airlines

Find Deal

Sun, Oct 12 - Sat, Oct 18

6:44 am - 8:39 pmIDA-FAI

15h 55m2 stops

2:00 am - 9:48 pmFAI-IDA

17h 48m2 stops

$922American Airlines

Find Deal

Fri, Oct 3 - Tue, Oct 7

United Airlines flights from Idaho to Alaska

Our best United Airlines deals on Idaho to Alaska flight tickets

United Airlines

Sep 21

BOI2:42 pmBoise Air Term. Gowen Fld

9h 59m

1 stop

ANC10:41 pmAnchorage

Sep 24

ANC2:11 pmAnchorage

7h 23m

1 stop

BOI11:34 pmBoise Air Term. Gowen Fld

$276

Find similar

United Airlines

Oct 31

JAC2:40 pmJackson Hole

10h 16m

1 stop

ANC10:56 pmAnchorage

Nov 2

ANC11:59 pmAnchorage

7h 46m

1 stop

JAC9:45 amJackson Hole

$386

Find similar

United Airlines

Oct 31

JAC4:17 pmJackson Hole

8h 39m

1 stop

ANC10:56 pmAnchorage

Nov 2

ANC9:07 pmAnchorage

14h 10m

2 stops

JAC1:17 pmJackson Hole

$405

Find similar

Alaska Airlines flights from Idaho to Alaska

Our best Alaska Airlines deals on Idaho to Alaska flight tickets

Alaska Airlines

Sep 25

BOI6:35 amBoise Air Term. Gowen Fld

8h 19m

1 stop

FAI12:54 pmFairbanks

Oct 3

FAI10:00 amFairbanks

12h 08m

1 stop

BOI12:08 amBoise Air Term. Gowen Fld

$237

Find similar

Alaska Airlines

Oct 24

GEG8:54 pmSpokane

6h 41m

1 stop

FAI2:35 amFairbanks

Oct 27

FAI4:10 pmFairbanks

7h 12m

1 stop

GEG12:22 amSpokane

$277

Find similar

Alaska Airlines

Oct 24

GEG8:54 pmSpokane

6h 41m

1 stop

FAI2:35 amFairbanks

Oct 27

FAI1:43 pmFairbanks

9h 39m

2 stops

GEG12:22 amSpokane

$281

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Fri 10/10

9:00 am-1:15 pm

1 stop6h 15m

Anchorage

Tue 10/14

11:15 am-12:08 am

1 stop10h 53m

$236

BoiseFairbanks

BOI - FAI

BOIFAI

Boise Air Term. Gowen Fld

Thu 9/25

6:35 am-12:54 pm

1 stop8h 19m

Fairbanks

Fri 10/3

10:00 am-12:08 am

1 stop12h 08m

$237

BoiseFairbanks

BOI - FAI

BOIFAI

Boise Air Term. Gowen Fld

Thu 9/25

1:00 pm-12:50 am

2 stops13h 50m

Fairbanks

Thu 10/2

1:50 am-10:10 am

1 stop6h 20m

$262

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Sun 9/21

2:42 pm-10:41 pm

1 stop9h 59m

Anchorage

Wed 9/24

2:11 pm-11:34 pm

1 stop7h 23m

$276

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Fri 10/3

3:30 pm-8:19 pm

1 stop5h 49m

Anchorage

Fri 10/10

11:15 am-9:05 pm

1 stop8h 50m

$276

SpokaneFairbanks

GEG - FAI

GEGFAI

Spokane

Fri 10/24

8:54 pm-2:35 am

1 stop6h 41m

Fairbanks

Mon 10/27

4:10 pm-12:22 am

1 stop7h 12m

$277

JacksonAnchorage

JAC - ANC

JACANC

Jackson Hole

Fri 10/31

2:40 pm-10:56 pm

1 stop10h 16m

Anchorage

Sun 11/2

11:59 pm-9:45 am

1 stop7h 46m

$386

BoiseKetchikan

BOI - KTN

BOIKTN

Boise Air Term. Gowen Fld

Wed 9/24

4:34 pm-7:44 pm

1 stop5h 10m

Ketchikan

Wed 10/1

5:37 pm-12:08 am

1 stop4h 31m

$431

Idaho FallsFairbanks

IDA - FAI

IDAFAI

Idaho Falls Fanning Field

Sun 10/12

6:00 am-12:45 pm

1 stop8h 45m

Fairbanks

Sat 10/18

6:00 am-3:38 pm

1 stop7h 38m

$589

Idaho FallsFairbanks

IDA - FAI

IDAFAI

Idaho Falls Fanning Field

Fri 10/3

6:44 am-8:39 pm

2 stops15h 55m

Fairbanks

Tue 10/7

2:00 am-9:48 pm

2 stops17h 48m

$922

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Idaho to Alaska

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Alaska?

If you don’t want to visit Alaska in January, then you should wait until October to fly from Idaho, when ticket prices are also cheap, with an average price of $441.

What is the cheapest day to depart on your flight to Alaska?

The cheapest day to depart from Idaho to Alaska is on a Thursday. Travelers who choose to depart for Alaska on a Thursday will often find tickets for as low as $488. When flying out on a Sunday, the most expensive travel day of the week, you can expect to see flight prices from Idaho to Alaska for around $602.

What is the cheapest time of day to depart on your flight to Alaska?

Our data shows that the cheapest Idaho to Alaska flights are usually those with departure times in the evening. Our users have found flights to Alaska in the evening for as low as $504. At noon is when there is more demand to fly to Alaska, so prices are often more expensive at around $568 per ticket.

How far in advance should I book a flight to Alaska?

You are more likely to see cheaper flights to Alaska from Idaho when booking weeks ahead of your departure date. In general, you can expect to find flights to Alaska for around $599 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Alaska from Idaho for as low as $424 on momondo.

Can stopping save me money on Idaho to Alaska flights?

You could potentially save up to 54% on your flight if you consider stops on a Idaho to Alaska flight.

Cheap Idaho to Alaska flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho to Alaska

Direct flights	None

There are no direct flights from Idaho to Alaska. There are no popular flight routes from Idaho to Alaska.

Search flight deals

When did momondo last update prices for flights from Idaho to Alaska?
Prices for flights from Idaho to Alaska refresh daily.
How many operators does momondo search for flights from Idaho to Alaska?
The number of operators available for flights from Idaho to Alaska is 4 as of August 2025.
How old do you have to be to fly from Idaho to Alaska?
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho to Alaska.
What documentation or ID do you need to fly to Alaska?
The required travel and health documents for your Alaska trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Alaska. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Best airlines flying from Idaho to Alaska

Compare and see reviews for airlines that fly from Idaho to Alaska with momondo

Airline	Rating	Free Cancellation	Price
Alaska Airlines	PriceFrom $224	Free Cancellation	Rating 8.0 10,000 reviews	Search Alaska Airlines flights
Delta	PriceFrom $297	Free Cancellation	Rating 7.9 7,977 reviews	Search Delta flights
Hawaiian Airlines	PriceFrom $508	Free Cancellation	Rating 7.8 2,690 reviews	Search Hawaiian Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Idaho to Alaska?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Idaho to Alaska. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Idaho to Alaska with flexible booking policies on momondo?

Yes. momondo enables you to select and highlight flights to Alaska from Idaho with this policy.

How can momondo help me find flights from Idaho to Alaska?

momondo provides multiple filters to help you find the best flight to Alaska from Idaho. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Idaho to Alaska right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Idaho to Alaska flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.