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Cheap flights from Idaho to Idaho Falls from $178

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Idaho Falls departing on 9/22. 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 Idaho to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
9:14 pm - 4:05 pm
GEG
-
IDA
17h 51m
1 stop
Multiple Airlines Logo
10:54 pm - 3:56 pm
IDA
-
GEG
42h 02m
2 stops
$337Multiple Airlines
Sun, Aug 9 - Fri, Aug 14
Multiple Airlines Logo
9:14 pm - 4:05 pm
GEG
-
IDA
17h 51m
1 stop
Multiple Airlines Logo
10:54 pm - 3:56 pm
IDA
-
GEG
42h 02m
2 stops
$347Multiple Airlines
Sun, Aug 9 - Fri, Aug 14
Alaska Airlines Logo
9:31 am - 3:20 pm
GEG
-
IDA
4h 49m
1 stop
Alaska Airlines Logo
6:18 am - 9:57 am
IDA
-
GEG
4h 39m
1 stop
$355Alaska Airlines
Tue, Sep 22 - Wed, Sep 23
Alaska Airlines Logo
7:16 am - 10:54 pm
GEG
-
IDA
14h 38m
2 stops
Alaska Airlines Logo
3:54 pm - 6:44 pm
IDA
-
GEG
3h 50m
1 stop
$372Alaska Airlines
Sat, Oct 31 - Wed, Nov 4
Alaska Airlines Logo
4:37 pm - 11:42 pm
GEG
-
IDA
6h 05m
1 stop
Alaska Airlines Logo
1:53 pm - 4:44 pm
IDA
-
GEG
3h 51m
1 stop
$375Alaska Airlines
Tue, Nov 3 - Sat, Nov 7
Alaska Airlines Logo
9:31 am - 3:20 pm
GEG
-
IDA
4h 49m
1 stop
Alaska Airlines Logo
6:18 am - 11:53 pm
IDA
-
GEG
18h 35m
2 stops
$382Alaska Airlines
Tue, Sep 22 - Wed, Sep 23
Alaska Airlines Logo
7:02 am - 11:42 pm
GEG
-
IDA
15h 40m
2 stops
Alaska Airlines Logo
1:53 pm - 4:44 pm
IDA
-
GEG
3h 51m
1 stop
$392Alaska Airlines
Tue, Nov 3 - Sat, Nov 7
Alaska Airlines Logo
9:06 am - 3:37 pm
GEG
-
IDA
5h 31m
1 stop
Alaska Airlines Logo
6:18 am - 11:03 am
IDA
-
GEG
5h 45m
1 stop
$394Alaska Airlines
Sun, Aug 16 - Fri, Aug 21
Delta Logo
5:00 pm - 10:32 pm
GEG
-
IDA
4h 32m
1 stop
Delta Logo
7:00 pm - 11:53 pm
IDA
-
GEG
5h 53m
1 stop
$395Delta
Sun, Aug 9 - Fri, Aug 14
Delta Logo
12:18 pm - 6:18 pm
LWS
-
IDA
5h 00m
1 stop
Delta Logo
6:00 am - 11:37 am
IDA
-
LWS
6h 37m
1 stop
$1,278Delta
Sun, Jul 26 - Thu, Jul 30

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Alaska Airlines flights from Idaho to Idaho Falls

Our best Alaska Airlines deals on Idaho to Idaho Falls flight tickets
Alaska Airlines
Sep 22
GEG9:31 amSpokane
4h 49m
1 stop
IDA3:20 pmIdaho Falls Fanning Field
Sep 23
IDA6:18 amIdaho Falls Fanning Field
4h 39m
1 stop
GEG9:57 amSpokane
$355
Alaska Airlines
Oct 31
GEG7:16 amSpokane
14h 38m
2 stops
IDA10:54 pmIdaho Falls Fanning Field
Nov 4
IDA3:54 pmIdaho Falls Fanning Field
3h 50m
1 stop
GEG6:44 pmSpokane
$372
Alaska Airlines
Nov 3
GEG4:37 pmSpokane
6h 05m
1 stop
IDA11:42 pmIdaho Falls Fanning Field
Nov 7
IDA1:53 pmIdaho Falls Fanning Field
3h 51m
1 stop
GEG4:44 pmSpokane
$375

Delta flights from Idaho to Idaho Falls

Our best Delta deals on Idaho to Idaho Falls flight tickets
Delta
Aug 9
GEG5:30 amSpokane
4h 20m
1 stop
IDA10:50 amIdaho Falls Fanning Field
Aug 14
IDA7:00 pmIdaho Falls Fanning Field
5h 53m
1 stop
GEG11:53 pmSpokane
$395
Delta
Aug 23
GEG5:30 amSpokane
4h 20m
1 stop
IDA10:50 amIdaho Falls Fanning Field
Aug 30
IDA6:00 amIdaho Falls Fanning Field
3h 58m
1 stop
GEG8:58 amSpokane
$417
Delta
Jul 25
GEG5:20 amSpokane
4h 23m
1 stop
IDA10:43 amIdaho Falls Fanning Field
Jul 25
IDA3:22 pmIdaho Falls Fanning Field
8h 36m
2 stops
GEG10:58 pmSpokane
$694

momondo Fare Finder

 
Customize your flight search to find flights from Idaho 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 July 13, 2026.
Use the filters below to find and compare flights from Idaho to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Sun 8/9

9:14 pm-4:05 pm

1 stop17h 51m

Idaho Falls Fanning Field

Fri 8/14

10:54 pm-3:56 pm

2 stops42h 02m

$337

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Sun 8/9

9:14 pm-4:05 pm

1 stop17h 51m

Idaho Falls Fanning Field

Fri 8/14

10:54 pm-3:56 pm

2 stops42h 02m

$347
Quickest round-trip

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Tue 9/22

9:31 am-3:20 pm

1 stop4h 49m

Idaho Falls Fanning Field

Wed 9/23

6:18 am-9:57 am

1 stop4h 39m

$355

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Sat 10/31

7:16 am-10:54 pm

2 stops14h 38m

Idaho Falls Fanning Field

Wed 11/4

3:54 pm-6:44 pm

1 stop3h 50m

$372

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Tue 11/3

4:37 pm-11:42 pm

1 stop6h 05m

Idaho Falls Fanning Field

Sat 11/7

1:53 pm-4:44 pm

1 stop3h 51m

$375

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Tue 9/22

9:31 am-3:20 pm

1 stop4h 49m

Idaho Falls Fanning Field

Wed 9/23

6:18 am-11:53 pm

2 stops18h 35m

$382

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Tue 11/3

7:02 am-11:42 pm

2 stops15h 40m

Idaho Falls Fanning Field

Sat 11/7

1:53 pm-4:44 pm

1 stop3h 51m

$392

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Sun 8/16

9:06 am-3:37 pm

1 stop5h 31m

Idaho Falls Fanning Field

Fri 8/21

6:18 am-11:03 am

1 stop5h 45m

$394

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Sun 8/9

5:00 pm-10:32 pm

1 stop4h 32m

Idaho Falls Fanning Field

Fri 8/14

7:00 pm-11:53 pm

1 stop5h 53m

$395

LewistonIdaho Falls

LWS - IDA

LWSIDA

Lewiston Nez Perce Rgnl

Sun 7/26

12:18 pm-6:18 pm

1 stop5h 00m

Idaho Falls Fanning Field

Thu 7/30

6:00 am-11:37 am

1 stop6h 37m

$1,278

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Idaho 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

What is the cheapest airline that flies from Idaho to Idaho Falls Fanning Field?

Delta and Alaska Airlines are the most popular carriers operating from Idaho to Idaho Falls Fanning Field

Cheap Idaho to Idaho Falls flight deals and tips

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

Fastest flight time

3h 52m

Direct flights

None
The fastest flight from Idaho to Idaho Falls takes 3h 52m
There are no direct flights from Idaho to Idaho Falls. There are no popular flight routes from Idaho to Idaho Falls.
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Frequently asked questions about flying from Idaho to Idaho Falls

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

    Prices for flights from Idaho to Idaho Falls Fanning Field Airport were last updated today.

  • How many operators does momondo search for flights from Idaho to Idaho Falls Fanning Field Airport?

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

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

    The travel and health documents required for your trip to Idaho Falls Fanning Field Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Idaho Falls Fanning Field Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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 Idaho to Idaho Falls?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Idaho to Idaho Falls. momondo saves you time and could save you money on your trip.

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

Yes. All flights to Idaho Falls from Idaho on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Idaho Falls from Idaho.

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

Yes momondo offers price alerts on flights to Idaho Falls from Idaho. 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.

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