How long is the flight from Idaho Falls to Alaska?

For as low as $360, Alaska Airlines can have you in Alaska from Idaho Falls in 13h 51m. Airlines will cover a distance of 1966 mi.

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.

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).

What are the most popular routes from Idaho Falls to Alaska?

When deciding which route to take from Idaho Falls to Alaska consider Idaho Falls Fanning Field - Anchorage, Idaho Falls Fanning Field - Fairbanks or Idaho Falls Fanning Field - Juneau Intl as they are the most popular.

What is the cheapest time of day to fly from IDA to AK?

When flying from Idaho Falls to Alaska, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What airport do you fly from for flights from Idaho Falls to Alaska?

Most people fly from Idaho Falls Fanning Field (IDA) if they book a flight from Idaho Falls to Alaska. Idaho Falls Fanning Field is conveniently located just 3.8 mi from Idaho Falls’s city center.

Can I find deals for flights from Idaho Falls to Alaska that include hotel bookings?

Yes. In addition to deals on Idaho Falls to Alaska flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Idaho Falls to Alaska?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Alaska.

Can I find deals for business class flights from Idaho Falls to Alaska?

Yes. Cheapflights offers flight deals from Idaho Falls 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.

$360+ Flights from Idaho Falls to Alaska

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Cheap flight deals from Idaho Falls to Alaska

Cheapest flights from Idaho Falls to Alaska
Explore the most affordable flight options available from Idaho Falls to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

Sat 12/274:05 pmIDA - ANC

1 stop8h 51mUnited Airlines

Sun 12/281:30 amANC - IDA

1 stop30h 28mUnited Airlines

Deal found 12/23

$944

Sat 12/276:00 amIDA - ANC

1 stop17h 59mAlaska Airlines

Mon 12/299:05 amANC - IDA

2 stops13h 02mAlaska Airlines

Deal found 12/23

$1,080

Best flights from Idaho Falls to Alaska
Discover carefully curated flight deals from Idaho Falls to Alaska that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 26, 2025.

Sat 1/319:00 amIDA - ANC

1 stop13h 51mAlaska Airlines

Sun 2/13:58 pmANC - IDA

1 stop29h 01mAlaska Airlines

Deal found 12/23

$360

Thu 1/226:58 pmIDA - FAI

1 stop6h 58mAlaska Airlines

Mon 1/268:00 amFAI - IDA

1 stop8h 18mAlaska Airlines

Deal found 12/23

$361

Thu 1/296:58 pmIDA - JNU

3 stops27h 05mAlaska Airlines

Sat 1/317:20 amJNU - IDA

2 stops13h 39mAlaska Airlines

Deal found 12/25

$465

Fri 3/275:59 pmIDA - FAI

1 stop9h 45mAlaska Airlines

Sun 3/291:20 amFAI - IDA

1 stop13h 59mAlaska Airlines

Deal found 12/25

$487

Sat 2/148:00 amIDA - JNU

2 stops15h 34mAlaska Airlines

Wed 2/187:26 amJNU - IDA

2 stops14h 10mAlaska Airlines

Deal found 12/23

$561

Last-minute flights from Idaho Falls to Alaska
Discover last-minute flight deals from Idaho Falls to Alaska. Data last updated December 26, 2025 and is based on user searches.

Sat 12/274:05 pmIDA - ANC

1 stop8h 51mUnited Airlines

Sun 12/281:30 amANC - IDA

1 stop30h 28mUnited Airlines

Deal found 12/23

$944

Sat 12/276:00 amIDA - ANC

1 stop17h 59mAlaska Airlines

Mon 12/299:05 amANC - IDA

2 stops13h 02mAlaska Airlines

Deal found 12/23

$1,080

Thu 1/226:58 pmIDA - FAI

1 stop6h 58mAlaska Airlines

Mon 1/268:00 amFAI - IDA

1 stop8h 18mAlaska Airlines

Deal found 12/23

$361

Thu 1/296:58 pmIDA - JNU

3 stops27h 05mAlaska Airlines

Sat 1/317:20 amJNU - IDA

2 stops13h 39mAlaska Airlines

Deal found 12/25

$465

Sat 1/319:00 amIDA - ANC

1 stop15h 52mAlaska Airlines

Sun 2/16:03 pmANC - IDA

1 stop22h 15mAlaska Airlines

Deal found 12/25

$360

Find flight deals from Idaho Falls to Alaska

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$360 (Alaska Airlines)
Popular in	June
Cheapest in	September
Average price	$730

Provider with most accurate pricing for Idaho Falls Fanning Field-Anchorage flight deals.

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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Anchorage flights.

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From Idaho Falls Fanning Field to Alaska

Search Deals

Highest demand for flights based on searches. 14% potential increase in price ($107 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in December 2025

Search Deals

Cheapflights Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Sat 1/31

9:00 am-8:51 pm

1 stop13h 51m

Anchorage

Sun 2/1

3:58 pm-10:59 pm

1 stop29h 01m

$360

Idaho FallsFairbanks

IDA - FAI

IDAFAI

Idaho Falls Fanning Field

Thu 1/22

6:58 pm-11:56 pm

1 stop6h 58m

Fairbanks

Mon 1/26

8:00 am-6:18 pm

1 stop8h 18m

$361

Idaho FallsJuneau

IDA - JNU

IDAJNU

Idaho Falls Fanning Field

Thu 1/29

6:58 pm-8:03 pm

3 stops27h 05m

Juneau Intl

Sat 1/31

7:20 am-10:59 pm

2 stops13h 39m

$465

Idaho FallsFairbanks

IDA - FAI

IDAFAI

Idaho Falls Fanning Field

Fri 3/27

5:59 pm-1:44 am

1 stop9h 45m

Fairbanks

Sun 3/29

1:20 am-5:19 pm

1 stop13h 59m

$487

Idaho FallsJuneau

IDA - JNU

IDAJNU

Idaho Falls Fanning Field

Sat 2/14

8:00 am-9:34 pm

2 stops15h 34m

Juneau Intl

Wed 2/18

7:26 am-11:36 pm

2 stops14h 10m

$561

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/23

Best time to book a flight from Idaho Falls to Alaska

Have a flexible travel schedule? Discover the best time to fly to Alaska from Idaho Falls 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 Falls to Alaska

What is the cheapest month to book a flight from Idaho Falls to Alaska?

Currently, September is the cheapest month in which you can book a flight from Idaho Falls to Alaska (average of $281). Flying from Idaho Falls to Alaska in April is currently the most expensive (average of $910). 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.

Reviews of airlines servicing Alaska

Read reviews from past customers who have flown Alaska Airlines and Delta from Idaho Falls to Alaska. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

11,534 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Alaska Airlines

8.0

Very good

11,534 reviews

Alaska Airlines

8.0

Very good

11,534 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Delta

7.9

Good

8,014 reviews

Alaska Airlines

8.0

Very good

11,534 reviews

Reviews

1 / 20

10.0

Excellent

Georgana,Dec 2025

ORD - PDX

Very cordial grew. Thank you. However, crying baby issues and no ear plugs available.

Related info for your journey

What airport do you fly from for flights from Idaho Falls to Alaska?
Most people fly from Idaho Falls Fanning Field (IDA) if they book a flight from Idaho Falls to Alaska. Idaho Falls Fanning Field is conveniently located just 3.8 mi from Idaho Falls’s city center.
How long is the flight from Idaho Falls to Alaska?
For as low as $360, Alaska Airlines can have you in Alaska from Idaho Falls in 13h 51m. Airlines will cover a distance of 1966 mi.
What are the most popular routes from Idaho Falls to Alaska?
When deciding which route to take from Idaho Falls to Alaska consider Idaho Falls Fanning Field - Anchorage, Idaho Falls Fanning Field - Fairbanks or Idaho Falls Fanning Field - Juneau Intl as they are the most popular.
Can I find deals for flights from Idaho Falls to Alaska that include hotel bookings?
Yes. In addition to deals on Idaho Falls to Alaska flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Idaho Falls to Alaska?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Idaho Falls to Alaska.
Can I find deals for business class flights from Idaho Falls to Alaska?
Yes. Cheapflights offers flight deals from Idaho Falls 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 Falls to Alaska?
Currently, September is the cheapest month in which you can book a flight from Idaho Falls to Alaska (average of $281). Flying from Idaho Falls to Alaska in April is currently the most expensive (average of $910). 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

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Top 2 airlines flying from Idaho Falls to Alaska

Airline	Cheapest	Average	Flexibility	On-time
Alaska Airlines	Cheapest$474	Average$716	FlexibilityNo cancel fee	On-time75%
Delta	Cheapest$497	Average$574	FlexibilityNo cancel fee	On-timeN/A

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$360+ Cheap flights from Idaho Falls (IDA) to Alaska

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/31. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Idaho Falls to Alaska with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Idaho Falls to Alaska

Cheapest flights from Idaho Falls to AlaskaExplore the most affordable flight options available from Idaho Falls to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

Explore the most affordable flight options available from Idaho Falls to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.

Find flight deals from Idaho Falls to Alaska

Keep the following information in mind while searching for Idaho Falls to Alaska flight deals. Data was last updated December 26, 2025.

Most accurate provider

Most trusted provider

Round-trip from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

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

Best time to book a flight from Idaho Falls to Alaska

Have a flexible travel schedule? Discover the best time to fly to Alaska from Idaho Falls with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Idaho Falls to Alaska

What is the cheapest month to book a flight from Idaho Falls to Alaska?

Reviews of airlines servicing Alaska

Read reviews from past customers who have flown Alaska Airlines and Delta from Idaho Falls to Alaska. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Alaska. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Idaho Falls to Alaska?

How long is the flight from Idaho Falls to Alaska?

What are the most popular routes from Idaho Falls to Alaska?

Can I find deals for flights from Idaho Falls to Alaska that include hotel bookings?

How can I find direct flights from Idaho Falls to Alaska?

Can I find deals for business class flights from Idaho Falls to Alaska?

What is the cheapest month to book a flight from Idaho Falls to Alaska?

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 Falls to Alaska

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Idaho Falls to Alaska

100% Free

Book with Flexibility

Travel Smart

Cheapest flights from Idaho Falls to Alaska
Explore the most affordable flight options available from Idaho Falls to Alaska. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 26, 2025.