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Cheap flights from Alaska to Idaho Falls from $339

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Alaska to Idaho Falls departing on 8/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Alaska to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
1:41 am - 1:06 pm
ANC
-
IDA
9h 25m
1 stop
Alaska Airlines Logo
4:12 pm - 8:47 pm
IDA
-
ANC
6h 35m
1 stop
$579Alaska Airlines
Mon, Oct 26 - Sat, Oct 31
Alaska Airlines Logo
2:29 am - 1:06 pm
ANC
-
IDA
8h 37m
2 stops
Alaska Airlines Logo
4:12 pm - 8:47 pm
IDA
-
ANC
6h 35m
1 stop
$584Alaska Airlines
Mon, Oct 26 - Sat, Oct 31
Alaska Airlines Logo
1:59 am - 1:06 pm
ANC
-
IDA
9h 07m
2 stops
Alaska Airlines Logo
4:12 pm - 10:48 pm
IDA
-
ANC
8h 36m
2 stops
$589Alaska Airlines
Mon, Oct 26 - Sat, Oct 31
Alaska Airlines Logo
1:41 am - 1:06 pm
ANC
-
IDA
9h 25m
1 stop
Alaska Airlines Logo
4:12 pm - 8:47 pm
IDA
-
ANC
6h 35m
1 stop
$598Alaska Airlines
Wed, Oct 21 - Mon, Oct 26
Alaska Airlines Logo
1:41 am - 1:06 pm
ANC
-
IDA
9h 25m
1 stop
Alaska Airlines Logo
4:12 pm - 12:51 am
IDA
-
ANC
10h 39m
2 stops
$603Alaska Airlines
Wed, Oct 21 - Mon, Oct 26
Alaska Airlines Logo
1:59 am - 1:06 pm
ANC
-
IDA
9h 07m
2 stops
Alaska Airlines Logo
4:12 pm - 12:51 am
IDA
-
ANC
10h 39m
2 stops
$608Alaska Airlines
Wed, Oct 21 - Mon, Oct 26
Alaska Airlines Logo
1:41 am - 1:06 pm
ANC
-
IDA
9h 25m
1 stop
Alaska Airlines Logo
4:12 pm - 8:47 pm
IDA
-
ANC
6h 35m
1 stop
$637Alaska Airlines
Wed, Oct 21 - Mon, Oct 26
Alaska Airlines Logo
2:29 am - 1:06 pm
ANC
-
IDA
8h 37m
2 stops
Alaska Airlines Logo
4:12 pm - 8:47 pm
IDA
-
ANC
6h 35m
1 stop
$643Alaska Airlines
Wed, Oct 21 - Mon, Oct 26
Alaska Airlines Logo
6:17 pm - 1:24 pm
ANC
-
IDA
17h 07m
2 stops
Alaska Airlines Logo
2:01 pm - 9:39 pm
IDA
-
ANC
9h 38m
1 stop
$661Alaska Airlines
Thu, Sep 17 - Sun, Sep 20
Alaska Airlines Logo
6:31 pm - 1:06 pm
ANC
-
IDA
16h 35m
2 stops
Alaska Airlines Logo
7:15 am - 12:41 am
IDA
-
ANC
19h 26m
1 stop
$680Alaska Airlines
Wed, Jul 22 - Wed, Jul 29

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Alaska Airlines flights from Alaska to Idaho Falls

Our best Alaska Airlines deals on Alaska to Idaho Falls flight tickets
Alaska Airlines
Oct 26
ANC1:41 amAnchorage
9h 25m
1 stop
IDA1:06 pmIdaho Falls Fanning Field
Oct 31
IDA4:12 pmIdaho Falls Fanning Field
6h 35m
1 stop
ANC8:47 pmAnchorage
$579
Alaska Airlines
Oct 26
ANC2:29 amAnchorage
8h 37m
2 stops
IDA1:06 pmIdaho Falls Fanning Field
Oct 31
IDA4:12 pmIdaho Falls Fanning Field
6h 35m
1 stop
ANC8:47 pmAnchorage
$584
Alaska Airlines
Oct 26
ANC1:59 amAnchorage
9h 07m
2 stops
IDA1:06 pmIdaho Falls Fanning Field
Oct 31
IDA4:12 pmIdaho Falls Fanning Field
8h 36m
2 stops
ANC10:48 pmAnchorage
$589

Delta flights from Alaska to Idaho Falls

Our best Delta deals on Alaska to Idaho Falls flight tickets
Delta
Sep 16
ANC1:32 amAnchorage
8h 43m
2 stops
IDA12:15 pmIdaho Falls Fanning Field
Sep 20
IDA6:00 amIdaho Falls Fanning Field
16h 15m
2 stops
ANC8:15 pmAnchorage
$730
Delta
Sep 17
ANC6:12 amAnchorage
14h 10m
2 stops
IDA10:22 pmIdaho Falls Fanning Field
Sep 20
IDA6:00 amIdaho Falls Fanning Field
12h 28m
2 stops
ANC4:28 pmAnchorage
$752
Delta
Sep 17
ANC6:12 amAnchorage
14h 10m
2 stops
IDA10:22 pmIdaho Falls Fanning Field
Sep 20
IDA6:00 amIdaho Falls Fanning Field
12h 28m
2 stops
ANC4:28 pmAnchorage
$771

momondo Fare Finder

 
Customize your flight search to find flights from Alaska to Idaho Falls 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, momondo users made 832,500 searches. Data last updated June 25, 2026.
Use the filters below to find and compare flights from Alaska to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

AnchorageIdaho Falls

ANC - IDA

ANCIDA

Anchorage

Mon 10/26

1:41 am-1:06 pm

1 stop9h 25m

Idaho Falls Fanning Field

Sat 10/31

4:12 pm-8:47 pm

1 stop6h 35m

$579
Quickest round-trip

AnchorageIdaho Falls

ANC - IDA

ANCIDA

Anchorage

Mon 10/26

2:29 am-1:06 pm

2 stops8h 37m

Idaho Falls Fanning Field

Sat 10/31

4:12 pm-8:47 pm

1 stop6h 35m

$584

AnchorageIdaho Falls

ANC - IDA

ANCIDA

Anchorage

Mon 10/26

1:59 am-1:06 pm

2 stops9h 07m

Idaho Falls Fanning Field

Sat 10/31

4:12 pm-10:48 pm

2 stops8h 36m

$589

AnchorageIdaho Falls

ANC - IDA

ANCIDA

Anchorage

Wed 10/21

1:41 am-1:06 pm

1 stop9h 25m

Idaho Falls Fanning Field

Mon 10/26

4:12 pm-8:47 pm

1 stop6h 35m

$598

AnchorageIdaho Falls

ANC - IDA

ANCIDA

Anchorage

Wed 10/21

1:41 am-1:06 pm

1 stop9h 25m

Idaho Falls Fanning Field

Mon 10/26

4:12 pm-12:51 am

2 stops10h 39m

$603

AnchorageIdaho Falls

ANC - IDA

ANCIDA

Anchorage

Wed 10/21

1:59 am-1:06 pm

2 stops9h 07m

Idaho Falls Fanning Field

Mon 10/26

4:12 pm-12:51 am

2 stops10h 39m

$608

AnchorageIdaho Falls

ANC - IDA

ANCIDA

Anchorage

Wed 10/21

1:41 am-1:06 pm

1 stop9h 25m

Idaho Falls Fanning Field

Mon 10/26

4:12 pm-8:47 pm

1 stop6h 35m

$637

AnchorageIdaho Falls

ANC - IDA

ANCIDA

Anchorage

Wed 10/21

2:29 am-1:06 pm

2 stops8h 37m

Idaho Falls Fanning Field

Mon 10/26

4:12 pm-8:47 pm

1 stop6h 35m

$643

AnchorageIdaho Falls

ANC - IDA

ANCIDA

Anchorage

Thu 9/17

6:17 pm-1:24 pm

2 stops17h 07m

Idaho Falls Fanning Field

Sun 9/20

2:01 pm-9:39 pm

1 stop9h 38m

$661

AnchorageIdaho Falls

ANC - IDA

ANCIDA

Anchorage

Wed 7/22

6:31 pm-1:06 pm

2 stops16h 35m

Idaho Falls Fanning Field

Wed 7/29

7:15 am-12:41 am

1 stop19h 26m

$680

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 18 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Alaska to Idaho Falls

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

Can stopping save me money on Alaska to Idaho Falls flights?

You could potentially save up to 18% on your flight if you consider stops on a Alaska to Idaho Falls flight.

Cheap Alaska to Idaho Falls flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Alaska to Idaho Falls

Fastest flight time

8h 08m

Direct flights

None
The fastest flight from Alaska to Idaho Falls takes 8h 08m
There are no direct flights from Alaska to Idaho Falls. There are no popular flight routes from Alaska to Idaho Falls.
Search flight deals

Frequently asked questions about flying from Alaska to Idaho Falls

  • When did momondo last update prices for flights from Alaska to Idaho Falls Fanning Field Airport?

    Prices for flights from Alaska to Idaho Falls Fanning Field Airport are updated daily.

  • How old do you have to be to fly from Alaska to Idaho Falls Fanning Field Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Alaska to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The required travel and health documents for your Idaho Falls Fanning Field Airport 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 Idaho Falls Fanning Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

Why should I use momondo to find a flight deal from Alaska to Idaho Falls?

It is quick and easy to find Alaska to Idaho Falls flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Idaho Falls that suits you.

Can I find flights from Alaska to Idaho Falls with flexible booking policies on momondo?

All flight searches from Alaska to Idaho Falls on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Alaska to Idaho Falls?

Once you have performed a search for Alaska to Idaho Falls flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Alaska to Idaho Falls right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Idaho Falls from Alaska. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

An easier way to manage your Idaho Falls trip

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