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$248+ Cheap flights from Idaho Falls (IDA) 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — ANC
Nov 13 — Nov 201
Thu 11/13
Thu 11/20
1 adult, Economy
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Cheap 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 October 14, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$358
(Alaska Airlines)

One-way from

$248
(KAYAK)

Popular in

June

Cheapest in

September

Average price

$627
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
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One-way flight from Idaho Falls Fanning Field to Alaska
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Highest demand for flights based on searches. 9% potential increase in price ($67 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($17 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 October 14, 2025.

This Alaska Airlines deal was found by Cheapflights users on 10/13. 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 11/123:50 pmIDA - ANC
1 stop7h 58mAlaska Airlines
Wed 11/197:05 amANC - IDA
1 stop14h 54mAlaska Airlines
Deal found 10/13$408
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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.
Tue 11/116:05 amIDA - ANC
1 stop7h 05mAlaska Airlines
Tue 11/186:00 amANC - IDA
1 stop7h 13mAlaska Airlines
Deal found 10/13$419
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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.
Tue 12/232:43 pmIDA - ANC
1 stop12h 01mAlaska Airlines
Wed 12/316:00 amANC - IDA
1 stop6h 32mAlaska Airlines
Deal found 10/14$445
This United Airlines deal was found by Cheapflights users on 10/14. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/294:15 pmIDA - ANC
1 stop8h 41mUnited Airlines
Sun 11/211:59 pmANC - IDA
1 stop7h 49mUnited Airlines
Deal found 10/14$596
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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.
Tue 10/286:05 amIDA - FAI
1 stop22h 36mAlaska Airlines
Sat 11/15:55 amFAI - IDA
1 stop16h 04mAlaska Airlines
Deal found 10/13$597
This Alaska Airlines deal was found by Cheapflights users on 10/14. 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 10/296:05 amIDA - ANC
2 stops16h 57mAlaska Airlines
Sun 11/21:50 pmANC - IDA
1 stop8h 09mAlaska Airlines
Deal found 10/14$601
This Delta deal was found by Cheapflights users on 10/13. 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.
Wed 11/126:00 amIDA - ANC
2 stops12h 42mDelta
Wed 11/196:00 amANC - IDA
2 stops10h 17mDelta
Deal found 10/13$604
This Delta deal was found by Cheapflights users on 10/13. 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.
Tue 10/281:15 pmIDA - FAI
2 stops13h 25mDelta
Fri 10/311:45 amFAI - IDA
2 stops8h 48mDelta
Deal found 10/13$608
This Alaska Airlines deal was found by Cheapflights users on 10/12. 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 10/234:15 pmIDA - FAI
1 stop12h 20mAlaska Airlines
Sun 11/24:10 pmFAI - IDA
1 stop21h 03mAlaska Airlines
Deal found 10/12$650
This American Airlines deal was found by Cheapflights users on 10/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/2312:55 pmIDA - FAI
2 stops15h 40mAmerican Airlines
Sat 11/12:14 amFAI - IDA
2 stops18h 20mAmerican Airlines
Deal found 10/12$1,087
This Alaska Airlines deal was found by Cheapflights users on 10/13. 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 10/296:05 amIDA - FAI
1 stop11h 05mAlaska Airlines
Sun 11/22:14 amFAI - IDA
1 stop10h 59mAlaska Airlines
Deal found 10/13$1,180

Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls 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 October 14, 2025.
Use the filters below to find and compare flights from Idaho Falls to Alaska that are best for you.

Fly from

Idaho Falls

Fly to

Alaska

Route

Depart

Return

Price

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Wed 11/12

3:50 pm-9:48 pm

1 stop7h 58m

Anchorage

Wed 11/19

7:05 am-11:59 pm

1 stop14h 54m

$408

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Tue 11/11

6:05 am-11:10 am

1 stop7h 05m

Anchorage

Tue 11/18

6:00 am-3:13 pm

1 stop7h 13m

$419

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Tue 3/3

4:00 pm-8:22 pm

1 stop6h 22m

Anchorage

Tue 3/3

11:25 pm-10:38 pm

2 stops21h 13m

$546

Idaho FallsJuneau

IDA - JNU

IDAJNU

Idaho Falls Fanning Field

Mon 3/9

8:00 am-6:37 am

3 stops24h 37m

Juneau Intl

Wed 3/11

7:10 am-10:38 pm

2 stops13h 28m

$578

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Mon 3/2

4:00 pm-11:37 am

1 stop21h 37m

Anchorage

Fri 3/6

7:50 pm-3:23 pm

2 stops17h 33m

$581

Idaho FallsFairbanks

IDA - FAI

IDAFAI

Idaho Falls Fanning Field

Tue 10/28

6:05 am-2:41 am

1 stop22h 36m

Fairbanks

Sat 11/1

5:55 am-11:59 pm

1 stop16h 04m

$597

Idaho FallsFairbanks

IDA - FAI

IDAFAI

Idaho Falls Fanning Field

Tue 3/17

4:00 pm-12:45 pm

1 stop22h 45m

Fairbanks

Thu 3/19

1:40 am-10:35 pm

1 stop18h 55m

$630

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Mon 3/2

4:00 pm-10:36 pm

1 stop8h 36m

$248

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Tue 10/28

2:45 pm-10:56 pm

1 stop10h 11m

$299

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Tue 10/28

1:15 pm-1:59 am

2 stops14h 44m

$304

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/13

Showing 1-10 of 12 results
1
2

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 February is currently the most expensive (average of $585). 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

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 October 14, 2025.
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
11,079 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Alaska Airlines
8.0
Very good
11,079 reviews
Alaska Airlines
8.0
Very good
11,079 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.
Delta
8.0
Very good
7,975 reviews
Alaska Airlines
8.0
Very good
11,079 reviews

Comfort

7.8

Boarding

8.1

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

BOS - HNL

The flight was awesome but a little long. I would prefer a flight with a layover. The amount of space available was minimal and a little uncomfortable for that long of a flight.

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?

    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 $408, Alaska Airlines can have you in Alaska from Idaho Falls in 7h 58m. Airlines will cover a distance of 1966 mi.

  • What are the cheapest airlines to fly from Idaho Falls to Alaska one-way?

    The cheapest airlines for a one-way flight from Idaho Falls to Alaska are Alaska Airlines ($248), United Airlines ($299), and Delta ($304).

  • 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 February is currently the most expensive (average of $585). 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 Falls to Alaska

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Top 2 airlines flying from Idaho Falls to Alaska

Discover the top 2 airlines that operate flights from Idaho Falls 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 October 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$441Average$696FlexibilityNo cancel feeOn-time75%
DeltaCheapest$497Average$574FlexibilityNo cancel feeOn-timeN/A

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