$442+ 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 10/18. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — ANC
Oct 17 — Oct 241
Round-trip
1 adult, Economy
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Find cheap flights from Idaho Falls to Alaska with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Idaho Falls to Alaska
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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 September 17, 2026.
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 September 17, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 10/246:09 am -
2 stops15h 39m
Fri 10/301:59 am -
1 stop11h 21m
Deal found 9/14![Alaska Airlines logo]()
$646
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 12/73:44 pm -
1 stop7h 07m
Tue 12/82:26 am -
1 stop10h 41m
Deal found 9/15![Alaska Airlines logo]()
$672
This Priceline deal was found by Cheapflights users on 9/15. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/11:53 pm -
1 stop23h 13m
Fri 11/63:51 pm -
1 stop19h 25m
Deal found 9/15![Alaska Airlines logo]()
$724
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 10/126:09 am -
1 stop21h 28m
Mon 10/194:06 pm -
1 stop21h 14m
Deal found 9/13![Alaska Airlines logo]()
$844
Best flights from Idaho Falls to AlaskaDiscover 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 September 17, 2026.
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 September 17, 2026.
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 2/19:08 am -
1 stop28h 09m
Fri 2/58:00 am -
1 stop29h 21m
Deal found 9/15![Alaska Airlines logo]()
$657
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Mon 12/73:44 pm -
1 stop7h 07m
Tue 12/82:26 am -
1 stop10h 41m
Deal found 9/15![Alaska Airlines logo]()
$672
This Priceline deal was found by Cheapflights users on 9/13. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/126:09 am -
1 stop21h 28m
Mon 10/192:52 pm -
2 stops22h 28m
Deal found 9/13![Alaska Airlines logo]()
$848
This Alaska Airlines deal was found by Cheapflights users on 9/16. 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.
Mon 1/119:08 am -
3 stops37h 08m
Wed 1/137:15 am -
2 stops13h 38m
Deal found 9/16![Alaska Airlines logo]()
$894
This Expedia deal was found by Cheapflights users on 9/15. 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.
Tue 9/296:18 am -
1 stop12h 56m
Mon 10/51:31 am -
1 stop11h 49m
Deal found 9/15![Alaska Airlines logo]()
$980
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 9/262:01 pm -
1 stop13h 37m
Sun 10/410:22 am -
1 stop10h 37m
Deal found 9/12![Alaska Airlines logo]()
$989
Last-minute flights from Idaho Falls to AlaskaDiscover last-minute flight deals from Idaho Falls to Alaska. Data last updated September 17, 2026 and is based on user searches.
Discover last-minute flight deals from Idaho Falls to Alaska. Data last updated September 17, 2026 and is based on user searches.
This Alaska Airlines deal was found by Cheapflights users on 9/12. 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.
Sat 9/262:01 pm -
2 stops12h 16m
Sat 10/312:31 am -
1 stop20h 28m
Deal found 9/12![Alaska Airlines logo]()
$947
This Expedia deal was found by Cheapflights users on 9/15. 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.
Tue 9/296:18 am -
1 stop12h 56m
Mon 10/51:31 am -
1 stop11h 49m
Deal found 9/15![Alaska Airlines logo]()
$980
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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 9/296:18 am -
1 stop9h 27m
Sat 10/36:35 pm -
2 stops18h 45m
Deal found 9/13![Alaska Airlines logo]()
$1,023
This Alaska Airlines deal was found by Cheapflights users on 9/13. 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.
Mon 10/126:09 am -
1 stop21h 28m
Mon 10/194:06 pm -
1 stop21h 14m
Deal found 9/13![Alaska Airlines logo]()
$844
This Alaska Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 10/246:09 am -
2 stops15h 39m
Fri 10/301:59 am -
1 stop11h 21m
Deal found 9/14![Alaska Airlines logo]()
$646
This United Airlines deal was found by Cheapflights users on 9/14. 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.
Sat 10/242:28 pm -
1 stop10h 15m
Sat 10/3111:59 pm -
1 stop8h 54m
Deal found 9/14![United Airlines logo]()
$873
One-way flights from Idaho Falls to AlaskaSearch for one-way flight options from Idaho Falls to Alaska. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
Search for one-way flight options from Idaho Falls to Alaska. Find affordable one-way fares based on user searches. Data last updated September 17, 2026.
This Priceline deal was found by Cheapflights users on 9/12. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:09 am -
1 stop10h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Alaska Airlines logo]()
$442
This Alaska Airlines deal was found by Cheapflights users on 9/15. 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.
Sun 10/116:09 am -
2 stops26h 31m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/15![Alaska Airlines logo]()
$536
This Priceline deal was found by Cheapflights users on 9/17. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:09 am -
1 stop17h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Alaska Airlines logo]()
$579
This Kiwi.com deal was found by Cheapflights users on 9/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:09 am -
3 stops13h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/17![Multiple Airlines logo]()
$915
This Kiwi.com deal was found by Cheapflights users on 9/12. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/183:57 pm -
3 stops34h 48m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/12![Multiple Airlines logo]()
$965
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 September 17, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $646 (Alaska Airlines) |
One-way from | $442 (Priceline) |
Popular in | May |
Cheapest in | January |
Average price | $652 |
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 7,457,451 searches. Data last updated September 17, 2026.
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
Cheapest round-trip
Quickest round-trip
Idaho FallsFairbanks
IDA Idaho Falls Fanning Field - FAI Fairbanks
IDAFAI
Idaho Falls Fanning Field
Sun 10/18
6:09 am-3:08 pm
1 stop10h 59m
Fairbanks
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$442
Idaho FallsJuneau
IDA Idaho Falls Fanning Field - JNU Juneau Intl
IDAJNU
Idaho Falls Fanning Field
Sun 10/11
6:09 am-6:40 am
2 stops26h 31m
Juneau Intl
Wed 12/31
12:00 am-1:00 am
Nonstop0h 00m
$536
Idaho FallsAnchorage
IDA Idaho Falls Fanning Field - ANC Anchorage
IDAANC
Idaho Falls Fanning Field
Sat 10/3
6:09 am-9:48 pm
1 stop17h 39m
Anchorage
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$579
Idaho FallsFairbanks
IDA Idaho Falls Fanning Field - FAI Fairbanks
IDAFAI
Idaho Falls Fanning Field
Mon 2/1
9:08 am-11:17 am
1 stop28h 09m
Fairbanks
Fri 2/5
8:00 am-3:21 pm
1 stop29h 21m
$657
Idaho FallsAnchorage
IDA Idaho Falls Fanning Field - ANC Anchorage
IDAANC
Idaho Falls Fanning Field
Mon 12/7
3:44 pm-8:51 pm
1 stop7h 07m
Anchorage
Tue 12/8
2:26 am-3:07 pm
1 stop10h 41m
$672
Idaho FallsFairbanks
IDA Idaho Falls Fanning Field - FAI Fairbanks
IDAFAI
Idaho Falls Fanning Field
Mon 10/12
6:09 am-1:37 am
1 stop21h 28m
Fairbanks
Mon 10/19
2:52 pm-3:20 pm
2 stops22h 28m
$848
Idaho FallsJuneau
IDA Idaho Falls Fanning Field - JNU Juneau Intl
IDAJNU
Idaho Falls Fanning Field
Mon 1/11
9:08 am-8:16 pm
3 stops37h 08m
Juneau Intl
Wed 1/13
7:15 am-10:53 pm
2 stops13h 38m
$894
Idaho FallsFairbanks
IDA Idaho Falls Fanning Field - FAI Fairbanks
IDAFAI
Idaho Falls Fanning Field
Sun 10/18
3:57 pm-12:45 am
3 stops34h 48m
Fairbanks
Wed 12/31
12:00 am-3:00 am
Nonstop0h 00m
$965
Idaho FallsAnchorage
IDA Idaho Falls Fanning Field - ANC Anchorage
IDAANC
Idaho Falls Fanning Field
Tue 9/29
6:18 am-5:14 pm
1 stop12h 56m
Anchorage
Mon 10/5
1:31 am-3:20 pm
1 stop11h 49m
$980
Idaho FallsAnchorage
IDA Idaho Falls Fanning Field - ANC Anchorage
IDAANC
Idaho Falls Fanning Field
Sat 9/26
2:01 pm-1:38 am
1 stop13h 37m
Anchorage
Sun 10/4
10:22 am-10:59 pm
1 stop10h 37m
$989
Sorted by cheapest first
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.
IDA-FAI
IDA-ANC
IDA-JNU
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
IDA-USAK
IDA-FAI
IDA-ANC
IDA-JNU
No data available for this route at this time. Please check back soon.
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 September 17, 2026.
Read reviews from past customers who have flown Alaska Airlines from Idaho Falls to Alaska. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Aug 2025
BOI - LAX
Crew
8.5
Entertainment
7.0
Food
7.0
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
8.0
ExcellentAnonymous,Aug 2025
BOI - LAX
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.
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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.
Complete your trip
Complete your trip to Alaska by adding a car rental and/or hotel reservation to your travel itinerary.
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Idaho Falls and Alaska flights
Browse other Idaho Falls and Alaska flight options. Last updated on September 17, 2026.
Popular flight searches
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Idaho Falls to Alaska flights
Consider these flights traveling from Idaho Falls to Alaska.
Top airline flying from Idaho Falls to Alaska
Discover the top airline 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 7,457,451 searches. Data last updated September 17, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$441 | Average$718 | FlexibilityNo cancel fee | On-time75% |