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 4h 35m on average. If you fly from Idaho Falls (another popular airport in Idaho) to Anchorage, then the average flight time is 7h 45m.

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

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

How many flights depart from Idaho to Alaska on average per week?

3 flights are operational weekly from Idaho to Alaska as of June 2026. The most popular departure day for this route is Wed, with 67% of flights per week taking off on this day.

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 June 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.

$226 Cheap Flights from Idaho to Alaska in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Idaho to Alaska

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

2:00 pm - 4:35 pm

BOI

ANC

4h 35mnonstop

5:38 pm - 11:56 pm

ANC

BOI

4h 18mnonstop

$397Alaska Airlines

Wed, Aug 12 - Sat, Aug 15

1:43 pm - 4:18 pm

BOI

ANC

4h 35mnonstop

7:05 pm - 9:37 am

ANC

BOI

12h 32m

1 stop

$401Alaska Airlines

Sat, Aug 15 - Sat, Aug 15

1:43 pm - 4:18 pm

BOI

ANC

4h 35mnonstop

11:33 pm - 10:45 pm

ANC

BOI

21h 12m

1 stop

$404Alaska Airlines

Sat, Aug 8 - Sat, Aug 15

11:42 am - 4:20 pm

BOI

ANC

6h 38m

1 stop

5:38 pm - 11:56 pm

ANC

BOI

4h 18mnonstop

$407Alaska Airlines

Wed, Aug 12 - Sat, Aug 15

2:20 pm - 10:45 pm

BOI

ANC

10h 25m

1 stop

10:25 pm - 10:55 am

ANC

BOI

10h 30m

1 stop

$434Southwest

Tue, Aug 11 - Tue, Aug 18

7:00 am - 9:15 pm

GEG

ANC

15h 15m

2 stops

11:55 pm - 11:40 am

ANC

GEG

10h 45m

1 stop

$469Southwest

Thu, Aug 6 - Thu, Aug 13

7:00 am - 9:15 pm

GEG

ANC

15h 15m

2 stops

11:55 pm - 1:15 pm

ANC

GEG

12h 20m

2 stops

$474Southwest

Thu, Aug 6 - Thu, Aug 13

12:14 pm - 6:16 pm

BOI

JNU

8h 02m

1 stop

7:34 am - 3:17 pm

JNU

BOI

5h 43m

1 stop

$514Delta

Sun, Sep 20 - Sat, Sep 26

12:14 pm - 6:16 pm

BOI

JNU

8h 02m

1 stop

7:34 am - 5:19 pm

JNU

BOI

7h 45m

1 stop

$564Delta

Sun, Sep 20 - Sat, Sep 26

11:09 am - 6:16 pm

GEG

JNU

8h 07m

1 stop

7:35 am - 5:00 pm

JNU

GEG

8h 25m

1 stop

$579Delta

Mon, Aug 17 - Sat, Aug 22

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Alaska Airlines flights from Idaho to Alaska

Our best Alaska Airlines deals on Idaho to Alaska flight tickets

Alaska Airlines

Aug 12

BOI2:00 pmBoise Air Term. Gowen Fld

4h 35m

ANC4:35 pmAnchorage

Aug 15

ANC5:38 pmAnchorage

4h 18m

BOI11:56 pmBoise Air Term. Gowen Fld

$397

Alaska Airlines

Aug 15

BOI1:43 pmBoise Air Term. Gowen Fld

4h 35m

ANC4:18 pmAnchorage

Aug 15

ANC7:05 pmAnchorage

12h 32m

1 stop

BOI9:37 amBoise Air Term. Gowen Fld

$401

Alaska Airlines

Aug 8

BOI1:43 pmBoise Air Term. Gowen Fld

4h 35m

ANC4:18 pmAnchorage

Aug 15

ANC11:33 pmAnchorage

21h 12m

1 stop

BOI10:45 pmBoise Air Term. Gowen Fld

$404

Southwest flights from Idaho to Alaska

Our best Southwest deals on Idaho to Alaska flight tickets

Southwest

Aug 11

BOI2:20 pmBoise Air Term. Gowen Fld

10h 25m

1 stop

ANC10:45 pmAnchorage

Aug 18

ANC10:25 pmAnchorage

10h 30m

1 stop

BOI10:55 amBoise Air Term. Gowen Fld

$434

Southwest

Aug 11

BOI11:40 amBoise Air Term. Gowen Fld

13h 05m

2 stops

ANC10:45 pmAnchorage

Aug 18

ANC11:55 pmAnchorage

8h 55m

1 stop

BOI10:50 amBoise Air Term. Gowen Fld

$439

Southwest

Aug 20

BOI10:50 amBoise Air Term. Gowen Fld

13h 55m

2 stops

ANC10:45 pmAnchorage

Aug 23

ANC11:55 pmAnchorage

13h 10m

2 stops

BOI3:05 pmBoise Air Term. Gowen Fld

$461

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Wed 8/12

2:00 pm-4:35 pm

Nonstop4h 35m

Anchorage

Sat 8/15

5:38 pm-11:56 pm

Nonstop4h 18m

$397

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Sat 8/15

1:43 pm-4:18 pm

Nonstop4h 35m

Anchorage

Sat 8/15

7:05 pm-9:37 am

1 stop12h 32m

$401

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Sat 8/8

1:43 pm-4:18 pm

Nonstop4h 35m

Anchorage

Sat 8/15

11:33 pm-10:45 pm

1 stop21h 12m

$404

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Wed 8/12

11:42 am-4:20 pm

1 stop6h 38m

Anchorage

Sat 8/15

5:38 pm-11:56 pm

Nonstop4h 18m

$407

BoiseAnchorage

BOI - ANC

BOIANC

Boise Air Term. Gowen Fld

Tue 8/11

2:20 pm-10:45 pm

1 stop10h 25m

Anchorage

Tue 8/18

10:25 pm-10:55 am

1 stop10h 30m

$434

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Thu 8/6

7:00 am-9:15 pm

2 stops15h 15m

Anchorage

Thu 8/13

11:55 pm-11:40 am

1 stop10h 45m

$469

SpokaneAnchorage

GEG - ANC

GEGANC

Spokane

Thu 8/6

7:00 am-9:15 pm

2 stops15h 15m

Anchorage

Thu 8/13

11:55 pm-1:15 pm

2 stops12h 20m

$474

BoiseJuneau

BOI - JNU

BOIJNU

Boise Air Term. Gowen Fld

Sun 9/20

12:14 pm-6:16 pm

1 stop8h 02m

Juneau Intl

Sat 9/26

7:34 am-3:17 pm

1 stop5h 43m

$514

BoiseJuneau

BOI - JNU

BOIJNU

Boise Air Term. Gowen Fld

Sun 9/20

12:14 pm-6:16 pm

1 stop8h 02m

Juneau Intl

Sat 9/26

7:34 am-5:19 pm

1 stop7h 45m

$564

SpokaneJuneau

GEG - JNU

GEGJNU

Spokane

Mon 8/17

11:09 am-6:16 pm

1 stop8h 07m

Juneau Intl

Sat 8/22

7:35 am-5:00 pm

1 stop8h 25m

$579

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 March, then you should wait until September to fly from Idaho, when ticket prices are also cheap, with an average price of $237.

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 $518 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 $395 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	$645
Fastest flight time	3h 55m
Direct flights	Thu and Sun
Airports in Alaska	206 airports

The best flight deal from Idaho to Alaska found on momondo in the last 72 hours is $645

The fastest flight from Idaho to Alaska takes 3h 55m

Direct flights go from Idaho to Alaska on Thursday and Sunday. There are no airlines offering direct flights.

There are 206 airports in Alaska. From Idaho there are direct flights to Anchorage (ANC).

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 June 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 MAX 9, representing 33.33% of all bookings. The subsequent popular models are Boeing 737-800 Passenger/BBJ2 (winglets) at 33.33% and Boeing 737-900 Passenger/BBJ3 (winglets) at 33.33%.

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 $257	Free Cancellation	Rating 7.9 12,572 reviews		Search Alaska Airlines flights
Delta	PriceFrom $315	Free Cancellation	Rating 7.8 8,434 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.

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Popular cities in Alaska

Flights to New Yorkfrom $75

Flights to Los Angelesfrom $56

Flights to Orlandofrom $63

Flights to Miamifrom $78

Flights to Chicagofrom $63

Flights to San Franciscofrom $50

Flights to Las Vegasfrom $56

Flights to Washington, D.C.from $57

Flights to Bostonfrom $72

Flights to Atlantafrom $58

Flights to Fort Lauderdalefrom $50

Flights to Dallasfrom $59

Cheap flights from Idaho to Alaska from $226

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Alaska departing on 9/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Alaska Airlines flights from Idaho to Alaska

Our best Alaska Airlines deals on Idaho to Alaska flight tickets

Southwest flights from Idaho to Alaska

Our best Southwest deals on Idaho to Alaska flight tickets

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Use the filters below to find and compare flights from Idaho to Alaska that are best for you.

See travel insights to Alaska from

How to get the cheapest flight ticket from Idaho to Alaska

What is the cheapest month to fly to Alaska?

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

What is the cheapest Idaho to Alaska flight route?

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

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

Can stopping save me money on Idaho to Alaska flights?

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

How many flights depart from Idaho to Alaska on average per week?

How long is the flight from 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

Fastest flight time

Direct flights

Airports in Alaska

Frequently asked questions about flying from Idaho to Alaska

Best airlines flying from Idaho to Alaska

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

Why use momondo?

An easier way to manage your Alaska trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Alaska

Popular cities in Alaska

Popular flights according to clicks in the last 7 days on momondo

Idaho flight routes

According to popular flight searches on momondo this year

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