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 Boise (a popular airport in Idaho) to Anchorage (the most popular airport in Alaska), then the flight time is 6h 27m on average. If you fly from Idaho Falls (another popular airport in Idaho) to Anchorage, then the average flight time is 9h 51m.

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

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

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 2 as of September 2026.

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.

$272 Cheap Flights from Idaho to Alaska in 2026/27

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Idaho to Alaska

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:59 pm - 12:45 amBOI Boise Air Term. Gowen Fld-FAI Fairbanks

8h 46m1 stop Seattle/Tacoma Intl

1:50 am - 11:27 amFAI Fairbanks-BOI Boise Air Term. Gowen Fld

7h 37m1 stop Seattle/Tacoma Intl

$398Delta

Wed, Oct 21 - Tue, Oct 27

12:58 pm - 5:29 pmBOI Boise Air Term. Gowen Fld-ANC Anchorage

6h 31m1 stop Seattle/Tacoma Intl

12:31 am - 9:56 amANC Anchorage-BOI Boise Air Term. Gowen Fld

7h 25m1 stop Seattle/Tacoma Intl

$399Alaska Airlines

Sat, Oct 17 - Mon, Oct 19

4:18 pm - 8:51 pmBOI Boise Air Term. Gowen Fld-ANC Anchorage

6h 33m1 stop Seattle/Tacoma Intl

6:02 am - 2:11 pmANC Anchorage-BOI Boise Air Term. Gowen Fld

6h 09m1 stop Seattle/Tacoma Intl

$399Alaska Airlines

Wed, Oct 28 - Sat, Oct 31

9:12 am - 1:37 pmBOI Boise Air Term. Gowen Fld-ANC Anchorage

6h 25m1 stop Portland

1:59 am - 9:56 amANC Anchorage-BOI Boise Air Term. Gowen Fld

5h 57m1 stop Seattle/Tacoma Intl

$399Alaska Airlines

Wed, Oct 28 - Fri, Oct 30

11:32 am - 12:45 amBOI Boise Air Term. Gowen Fld-FAI Fairbanks

15h 13m2 stops Salt Lake City Seattle/Tacoma Intl

1:50 am - 3:20 pmFAI Fairbanks-BOI Boise Air Term. Gowen Fld

11h 30m1 stop Seattle/Tacoma Intl

$404Delta

Wed, Oct 21 - Tue, Oct 27

7:13 pm - 12:45 amBOI Boise Air Term. Gowen Fld-FAI Fairbanks

7h 32m1 stop Seattle/Tacoma Intl

1:50 am - 9:54 amFAI Fairbanks-BOI Boise Air Term. Gowen Fld

6h 04m1 stop Seattle/Tacoma Intl

$418Delta

Thu, Oct 22 - Tue, Oct 27

2:35 pm - 10:39 pmIDA Idaho Falls Fanning Field-ANC Anchorage

10h 04m1 stop Denver Intl

11:40 pm - 9:28 amANC Anchorage-IDA Idaho Falls Fanning Field

7h 48m1 stop Denver Intl

$419United Airlines

Mon, Mar 8 - Tue, Mar 16

11:32 am - 12:45 amBOI Boise Air Term. Gowen Fld-FAI Fairbanks

15h 13m2 stops Salt Lake City Seattle/Tacoma Intl

1:50 am - 3:20 pmFAI Fairbanks-BOI Boise Air Term. Gowen Fld

11h 30m1 stop Seattle/Tacoma Intl

$424Delta

Thu, Oct 22 - Tue, Oct 27

2:43 pm - 10:28 pmBOI Boise Air Term. Gowen Fld-ANC Anchorage

9h 45m1 stop Denver Intl

11:55 pm - 11:12 amANC Anchorage-BOI Boise Air Term. Gowen Fld

9h 17m1 stop San Francisco

$552United Airlines

Thu, Dec 17 - Sun, Dec 27

2:44 pm - 10:43 pmBOI Boise Air Term. Gowen Fld-ANC Anchorage

9h 59m1 stop Denver Intl

11:45 pm - 9:33 amANC Anchorage-BOI Boise Air Term. Gowen Fld

7h 48m1 stop Denver Intl

$578United Airlines

Fri, Oct 9 - Fri, Oct 16

Cheap last minute flights

Enter your travel dates to find the best prices.

3:28 pm - 8:15 pmBOI Boise Air Term. Gowen Fld-ANC Anchorage

6h 47m1 stop Seattle/Tacoma Intl

11:29 am - 10:08 pmANC Anchorage-BOI Boise Air Term. Gowen Fld

8h 39m1 stop Seattle/Tacoma Intl

$817Delta

Wed, Sep 30 - Wed, Oct 7

12:17 pm - 8:15 pmBOI Boise Air Term. Gowen Fld-ANC Anchorage

9h 58m1 stop Seattle/Tacoma Intl

11:51 am - 10:34 pmANC Anchorage-BOI Boise Air Term. Gowen Fld

8h 43m1 stop Seattle/Tacoma Intl

$817Delta

Mon, Sep 28 - Mon, Oct 5

9:00 am - 8:42 pmBOI Boise Air Term. Gowen Fld-ANC Anchorage

13h 42m1 stop Portland

11:02 am - 10:06 pmANC Anchorage-BOI Boise Air Term. Gowen Fld

9h 04m2 stops Juneau Intl Seattle/Tacoma Intl

$907Alaska Airlines

Wed, Sep 30 - Wed, Oct 7

10:00 am - 8:42 pmBOI Boise Air Term. Gowen Fld-ANC Anchorage

12h 42m2 stops Seattle/Tacoma Intl Portland

11:02 am - 10:06 pmANC Anchorage-BOI Boise Air Term. Gowen Fld

9h 04m2 stops Juneau Intl Seattle/Tacoma Intl

$919Alaska Airlines

Wed, Sep 30 - Wed, Oct 7

4:20 pm - 10:45 pmBOI Boise Air Term. Gowen Fld-ANC Anchorage

8h 25m1 stop Seattle/Tacoma Intl

7:07 am - 11:44 pmANC Anchorage-BOI Boise Air Term. Gowen Fld

14h 37m1 stop Seattle/Tacoma Intl

$951Alaska Airlines

Wed, Sep 30 - Thu, Oct 1

6:00 am - 4:27 pmBOI Boise Air Term. Gowen Fld-ANC Anchorage

12h 27m2 stops Salt Lake City Seattle/Tacoma Intl

1:32 am - 11:37 amANC Anchorage-BOI Boise Air Term. Gowen Fld

8h 05m1 stop Seattle/Tacoma Intl

$1,122Delta

Mon, Sep 28 - Sun, Oct 4

12:15 pm - 1:48 amIDA Idaho Falls Fanning Field-FAI Fairbanks

15h 33m2 stops Dallas/Fort Worth Seattle/Tacoma Intl

4:06 pm - 1:20 pmFAI Fairbanks-IDA Idaho Falls Fanning Field

19h 14m2 stops Seattle/Tacoma Intl Chicago O'Hare Intl

$1,258American Airlines

Sat, Sep 26 - Mon, Oct 5

7:00 am - 7:13 pmIDA Idaho Falls Fanning Field-ANC Anchorage

14h 13m1 stop Dallas/Fort Worth

8:20 pm - 1:09 pmANC Anchorage-IDA Idaho Falls Fanning Field

14h 49m1 stop Dallas/Fort Worth

$1,270American Airlines

Sat, Sep 26 - Sun, Oct 4

6:00 am - 4:27 pmBOI Boise Air Term. Gowen Fld-ANC Anchorage

12h 27m2 stops Salt Lake City Seattle/Tacoma Intl

6:12 am - 5:19 pmANC Anchorage-BOI Boise Air Term. Gowen Fld

9h 07m1 stop Seattle/Tacoma Intl

$1,322Delta

Fri, Sep 25 - Sun, Sep 27

7:00 am - 7:13 pmIDA Idaho Falls Fanning Field-ANC Anchorage

14h 13m1 stop Dallas/Fort Worth

8:20 pm - 1:37 pmANC Anchorage-IDA Idaho Falls Fanning Field

15h 17m1 stop Dallas/Fort Worth

$1,335American Airlines

Fri, Sep 25 - Sat, Oct 3

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Delta flights from Idaho to Alaska

Our best Delta deals on Idaho to Alaska flight tickets

Delta

Oct 21

BOI5:59 pmBoise Air Term. Gowen Fld

8h 46m

1 stop

FAI12:45 amFairbanks

Oct 27

FAI1:50 amFairbanks

7h 37m

1 stop

BOI11:27 amBoise Air Term. Gowen Fld

$398

Delta

Oct 21

BOI11:32 amBoise Air Term. Gowen Fld

15h 13m

2 stops

FAI12:45 amFairbanks

Oct 27

FAI1:50 amFairbanks

11h 30m

1 stop

BOI3:20 pmBoise Air Term. Gowen Fld

$404

Delta

Oct 22

BOI7:13 pmBoise Air Term. Gowen Fld

7h 32m

1 stop

FAI12:45 amFairbanks

Oct 27

FAI1:50 amFairbanks

6h 04m

1 stop

BOI9:54 amBoise Air Term. Gowen Fld

$418

Alaska Airlines flights from Idaho to Alaska

Our best Alaska Airlines deals on Idaho to Alaska flight tickets

Alaska Airlines

Oct 17

BOI12:58 pmBoise Air Term. Gowen Fld

6h 31m

1 stop

ANC5:29 pmAnchorage

Oct 19

ANC12:31 amAnchorage

7h 25m

1 stop

BOI9:56 amBoise Air Term. Gowen Fld

$399

Alaska Airlines

Oct 20

BOI2:06 pmBoise Air Term. Gowen Fld

12h 42m

1 stop

ANC12:48 amAnchorage

Oct 25

ANC2:39 pmAnchorage

7h 20m

1 stop

BOI11:59 pmBoise Air Term. Gowen Fld

$419

Alaska Airlines

Oct 20

BOI2:06 pmBoise Air Term. Gowen Fld

10h 42m

1 stop

ANC10:48 pmAnchorage

Oct 24

ANC1:43 amAnchorage

8h 52m

2 stops

BOI12:35 pmBoise Air Term. Gowen Fld

$426

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BoiseFairbanks

BOI Boise Air Term. Gowen Fld - FAI Fairbanks

BOIFAI

Boise Air Term. Gowen Fld

Wed 10/21

5:59 pm-12:45 am

1 stop8h 46m

Fairbanks

Tue 10/27

1:50 am-11:27 am

1 stop7h 37m

$398

BoiseAnchorage

BOI Boise Air Term. Gowen Fld - ANC Anchorage

BOIANC

Boise Air Term. Gowen Fld

Sat 10/17

12:58 pm-5:29 pm

1 stop6h 31m

Anchorage

Mon 10/19

12:31 am-9:56 am

1 stop7h 25m

$399

BoiseAnchorage

BOI Boise Air Term. Gowen Fld - ANC Anchorage

BOIANC

Boise Air Term. Gowen Fld

Wed 10/28

4:18 pm-8:51 pm

1 stop6h 33m

Anchorage

Sat 10/31

6:02 am-2:11 pm

1 stop6h 09m

$399

Quickest round-trip

BoiseAnchorage

BOI Boise Air Term. Gowen Fld - ANC Anchorage

BOIANC

Boise Air Term. Gowen Fld

Wed 10/28

9:12 am-1:37 pm

1 stop6h 25m

Anchorage

Fri 10/30

1:59 am-9:56 am

1 stop5h 57m

$399

BoiseFairbanks

BOI Boise Air Term. Gowen Fld - FAI Fairbanks

BOIFAI

Boise Air Term. Gowen Fld

Wed 10/21

11:32 am-12:45 am

2 stops15h 13m

Fairbanks

Tue 10/27

1:50 am-3:20 pm

1 stop11h 30m

$404

BoiseFairbanks

BOI Boise Air Term. Gowen Fld - FAI Fairbanks

BOIFAI

Boise Air Term. Gowen Fld

Thu 10/22

7:13 pm-12:45 am

1 stop7h 32m

Fairbanks

Tue 10/27

1:50 am-9:54 am

1 stop6h 04m

$418

Idaho FallsAnchorage

IDA Idaho Falls Fanning Field - ANC Anchorage

IDAANC

Idaho Falls Fanning Field

Mon 3/8

2:35 pm-10:39 pm

1 stop10h 04m

Anchorage

Tue 3/16

11:40 pm-9:28 am

1 stop7h 48m

$419

BoiseFairbanks

BOI Boise Air Term. Gowen Fld - FAI Fairbanks

BOIFAI

Boise Air Term. Gowen Fld

Thu 10/22

11:32 am-12:45 am

2 stops15h 13m

Fairbanks

Tue 10/27

1:50 am-3:20 pm

1 stop11h 30m

$424

BoiseAnchorage

BOI Boise Air Term. Gowen Fld - ANC Anchorage

BOIANC

Boise Air Term. Gowen Fld

Thu 12/17

2:43 pm-10:28 pm

1 stop9h 45m

Anchorage

Sun 12/27

11:55 pm-11:12 am

1 stop9h 17m

$552

BoiseAnchorage

BOI Boise Air Term. Gowen Fld - ANC Anchorage

BOIANC

Boise Air Term. Gowen Fld

Fri 10/9

2:44 pm-10:43 pm

1 stop9h 59m

Anchorage

Fri 10/16

11:45 pm-9:33 am

1 stop7h 48m

$578

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 April to fly from Idaho, when ticket prices are also cheap, with an average price of $436.

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

The cheapest day to depart from Idaho to Alaska is on a Wednesday. Travelers who choose to depart for Alaska on a Wednesday will often find tickets for as low as $477. When flying out on a Saturday, the most expensive travel day of the week, you can expect to see flight prices from Idaho to Alaska for around $585.

What is the cheapest Idaho to Alaska flight route?

Fly from Boise Air Term. Gowen Fld to Anchorage for the best Idaho - Alaska flight prices

How far in advance should I book a flight from Idaho 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 $521 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 $407 on momondo.

What cabin class options are available on Idaho to Alaska flights?

There is only 1 cabin class available to choose from on Idaho to Alaska flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Idaho to Alaska flights?

No. A direct flight is the cheapest option for a flight between Idaho to Alaska.

Cheap Idaho to Alaska flight deals and tips

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

Best Price Found	$272
Fastest flight time	4h 55m
Direct flights	None

The best one-way flight to Alaska from Idaho in the past 72 hours is $272. The best round-trip flight deal from Idaho to Alaska found on momondo in the last 72 hours is $398.

The fastest flight from Idaho to Alaska takes 4h 55m

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

Search flight deals

Frequently asked questions about flying from Idaho to Alaska

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 2 as of September 2026.
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.
What is the most popular plane model from Idaho to Alaska?
momondo data reveals that the most frequently booked plane model on the route from Idaho to Alaska is Boeing 737-900 Passenger/BBJ3 (winglets), representing 50.00% of all bookings. The subsequent popular models are Boeing 737 MAX 9 at 25.00% and Boeing 737-800 Passenger/BBJ2 (winglets) at 25.00%.

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 $258	Free Cancellation	Rating 7.9 12,963 reviews		Search Alaska Airlines flights
Delta	PriceFrom $324	Free Cancellation	Rating 7.8 8,594 reviews		Search Delta 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.