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$181+ 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 2/24. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — ANC
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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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 January 20, 2026.

This United Airlines deal was found by Cheapflights users on 1/20. 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 2/114:19 pm
IDA
-
ANC
1 stop8h 56m
United Airlines
Mon 2/1611:45 pm
ANC
-
IDA
1 stop8h 03m
United Airlines
Deal found 1/20$361
This Delta deal was found by Cheapflights users on 1/20. 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.
Thu 2/125:25 am
IDA
-
ANC
2 stops17h 19m
Delta
Tue 2/175:45 am
ANC
-
IDA
2 stops14h 36m
Delta
Deal found 1/20$373
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 2/106:58 pm
IDA
-
ANC
1 stop6h 54m
Alaska Airlines
Tue 2/176:00 am
ANC
-
IDA
1 stop15h 36m
Alaska Airlines
Deal found 1/20$401
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 4/146:00 am
IDA
-
ANC
2 stops13h 25m
Alaska Airlines
Tue 4/217:05 am
ANC
-
IDA
1 stop13h 47m
Alaska Airlines
Deal found 1/20$406
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 2/116:58 pm
IDA
-
ANC
2 stops31h 32m
Alaska Airlines
Mon 2/166:09 pm
ANC
-
IDA
1 stop20h 34m
Alaska Airlines
Deal found 1/20$407
This Alaska Airlines deal was found by Cheapflights users on 1/20. 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 2/106:58 pm
IDA
-
FAI
1 stop6h 58m
Alaska Airlines
Tue 2/172:38 pm
FAI
-
IDA
2 stops30h 58m
Alaska Airlines
Deal found 1/20$428
This United Airlines deal was found by Cheapflights users on 1/18. 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.
Sat 2/142:40 pm
IDA
-
ANC
1 stop10h 28m
United Airlines
Wed 2/1811:45 pm
ANC
-
IDA
1 stop8h 03m
United Airlines
Deal found 1/18$441
This Alaska Airlines deal was found by Cheapflights users on 1/19. 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.
Fri 3/275:59 pm
IDA
-
FAI
2 stops39h 03m
Alaska Airlines
Mon 3/305:30 am
FAI
-
IDA
1 stop15h 22m
Alaska Airlines
Deal found 1/19$458
This Delta deal was found by Cheapflights users on 1/20. 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 2/105:25 am
IDA
-
ANC
2 stops15h 31m
Delta
Tue 2/175:45 am
ANC
-
IDA
2 stops14h 36m
Delta
Deal found 1/20$464
This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 2/145:20 pm
IDA
-
ANC
2 stops19h 05m
Alaska Airlines
Wed 2/186:55 am
ANC
-
IDA
1 stop14h 41m
Alaska Airlines
Deal found 1/20$498
This Alaska Airlines deal was found by Cheapflights users on 1/19. 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.
Fri 6/194:17 pm
IDA
-
JNU
2 stops7h 08m
Alaska Airlines
Sat 6/279:32 am
JNU
-
IDA
3 stops12h 27m
Alaska Airlines
Deal found 1/19$632
This Alaska Airlines deal was found by Cheapflights users on 1/19. 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.
Fri 7/314:17 pm
IDA
-
FAI
1 stop10h 17m
Alaska Airlines
Thu 8/2010:05 am
FAI
-
IDA
1 stop10h 34m
Alaska Airlines
Deal found 1/19$646

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 January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

Expedia
3 stars

Round-trip from

$361
(United Airlines)

One-way from

$181
(Alaska Airlines)

Popular in

May

Cheapest in

September

Average price

$360
Provider with most accurate pricing for Idaho Falls Fanning Field-Anchorage flight deals.
Search Deals
Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Anchorage flights.
Search Deals
From Idaho Falls Fanning Field to Alaska
Search Deals
One-way flight from Idaho Falls Fanning Field to Alaska
Search Deals
Highest demand for flights based on searches. 22% potential increase in price ($168 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 January 20, 2026.
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

Thu 2/12

2:40 pm-11:08 pm

1 stop10h 28m

Anchorage

Tue 2/17

11:45 pm-9:48 am

1 stop8h 03m

$361

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Sat 2/14

2:40 pm-11:08 pm

1 stop10h 28m

Anchorage

Wed 2/18

11:45 pm-9:48 am

1 stop8h 03m

$361

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Wed 2/11

4:19 pm-11:15 pm

1 stop8h 56m

Anchorage

Mon 2/16

11:45 pm-9:48 am

1 stop8h 03m

$361

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Thu 2/12

5:25 am-8:44 pm

2 stops17h 19m

Anchorage

Tue 2/17

5:45 am-10:21 pm

2 stops14h 36m

$373

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Tue 4/14

6:00 am-11:10 am

1 stop7h 10m

Anchorage

Tue 4/21

7:05 am-10:52 pm

1 stop13h 47m

$401

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Wed 2/11

6:58 pm-12:30 am

2 stops31h 32m

Anchorage

Mon 2/16

6:09 pm-4:43 pm

1 stop20h 34m

$407

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Thu 2/12

8:00 am-9:49 pm

1 stop15h 49m

Anchorage

Mon 2/16

1:08 am-4:43 pm

2 stops13h 35m

$408

Idaho FallsAnchorage

IDA - ANC

IDAANC

Idaho Falls Fanning Field

Tue 2/10

6:58 pm-11:52 pm

1 stop6h 54m

Anchorage

Mon 2/16

1:08 am-4:43 pm

2 stops13h 35m

$408

Idaho FallsFairbanks

IDA - FAI

IDAFAI

Idaho Falls Fanning Field

Tue 2/10

6:58 pm-11:56 pm

1 stop6h 58m

Fairbanks

Tue 2/17

2:38 pm-11:36 pm

2 stops30h 58m

$428

Idaho FallsFairbanks

IDA - FAI

IDAFAI

Idaho Falls Fanning Field

Fri 3/27

5:59 pm-7:02 am

2 stops39h 03m

Fairbanks

Mon 3/30

10:00 am-10:52 pm

1 stop10h 52m

$458

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/19

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 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

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 January 20, 2026.
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
11,761 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Alaska Airlines
8.0
Very good
11,761 reviews
Alaska Airlines
8.0
Very good
11,761 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading
Delta
7.9
Good
8,080 reviews
Alaska Airlines
8.0
Very good
11,761 reviews

Overall

8.0

Food

7.1

Crew

8.5

Entertainment

7.0

Comfort

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Jan 2026

STS - LAX

Enjoyed staff assistance from ticking thru tsa , boarding and in the plane Couldn’t pick a seat except upgrading

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 $401, United Airlines can have you in Alaska from Idaho Falls in 7h 10m. Airlines will cover a distance of 1966 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • 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

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Alternative routes for Idaho Falls to Alaska

See prices for flight routes from nearby airports that may be better suited for you.
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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 January 20, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$281Average$574FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$474Average$712FlexibilityNo cancel feeOn-time75%

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