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Idaho Falls

$183+ Cheap flights from Spokane to Idaho Falls (GEG - IDA)

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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
GEG — IDA
Jul 27 — Aug 31
Mon 7/27
Mon 8/3
1 adult, Economy
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Cheap flight deals from Spokane to Idaho Falls

Cheapest flights from Spokane to Idaho Falls
Explore the most affordable flight options available from Spokane to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 6/24. 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.
Thu 8/69:14 pm
GEG
-
IDA
1 stop17h 51m
Allegiant Air
Thu 8/139:48 am
IDA
-
GEG
1 stop26h 14m
Allegiant Air
Deal found 6/24$329
This Alaska Airlines deal was found by Cheapflights users on 6/22. 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 10/278:21 am
GEG
-
IDA
1 stop3h 45m
Alaska Airlines
Sat 10/316:09 am
IDA
-
GEG
1 stop4h 37m
Alaska Airlines
Deal found 6/22$375
This Alaska Airlines deal was found by Cheapflights users on 6/25. 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 10/317:16 am
GEG
-
IDA
2 stops14h 38m
Alaska Airlines
Wed 11/43:54 pm
IDA
-
GEG
1 stop3h 50m
Alaska Airlines
Deal found 6/25$394
This Delta deal was found by Cheapflights users on 6/26. 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.
Sun 8/235:30 am
GEG
-
IDA
1 stop4h 20m
Delta
Sun 8/307:00 pm
IDA
-
GEG
1 stop5h 53m
Delta
Deal found 6/26$395
This Delta deal was found by Cheapflights users on 6/24. 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 7/285:20 am
GEG
-
IDA
1 stop4h 23m
Delta
Tue 8/47:00 pm
IDA
-
GEG
1 stop5h 26m
Delta
Deal found 6/24$397
This Alaska Airlines deal was found by Cheapflights users on 6/23. 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 8/238:33 pm
GEG
-
IDA
1 stop25h 23m
Alaska Airlines
Sun 8/306:18 am
IDA
-
GEG
1 stop5h 45m
Alaska Airlines
Deal found 6/23$454
This Kiwi.com deal was found by Cheapflights users on 6/24. 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.
Thu 8/69:14 pm
GEG
-
IDA
2 stops23h 50m
Multiple Airlines
Thu 8/139:48 am
IDA
-
GEG
1 stop26h 14m
Multiple Airlines
Deal found 6/24$458
This Priceline deal was found by Cheapflights users on 6/23. 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.
Tue 8/189:06 am
GEG
-
IDA
1 stop5h 31m
Alaska Airlines
Sat 8/223:57 pm
IDA
-
GEG
2 stops9h 02m
Alaska Airlines
Deal found 6/23$484
This Alaska Airlines deal was found by Cheapflights users on 6/24. 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 7/3111:51 am
GEG
-
IDA
2 stops26h 46m
Alaska Airlines
Tue 8/47:15 am
IDA
-
GEG
1 stop6h 14m
Alaska Airlines
Deal found 6/24$489

Find flight deals from Spokane to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Spokane (GEG) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated June 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$329
(Kiwi.com)

One-way from

$183
(Kiwi.com)

Popular in

July

Cheapest in

April

Average price

$414
Provider with most accurate pricing for Spokane-Idaho Falls Fanning Field flight deals.
Search Deals
Provider most trusted by Cheapflights users for Spokane-Idaho Falls Fanning Field flights.
Search Deals
From Spokane to Idaho Falls Fanning Field
Search Deals
One-way flight from Spokane to Idaho Falls Fanning Field
Search Deals
Highest demand for flights based on searches. 17% potential increase in price ($89 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($35 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in June 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Spokane 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, Cheapflights users made 2,558,603 searches. Data last updated June 27, 2026.
Use the filters below to find and compare flights from Spokane to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Sat 10/31

10:27 am-3:35 pm

1 stop4h 08m

Idaho Falls Fanning Field

Wed 11/4

3:54 pm-6:44 pm

1 stop3h 50m

$375

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Tue 10/27

8:21 am-1:06 pm

1 stop3h 45m

Idaho Falls Fanning Field

Sat 10/31

6:09 am-11:35 pm

2 stops18h 26m

$391

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Sun 8/23

5:30 am-10:50 am

1 stop4h 20m

Idaho Falls Fanning Field

Sun 8/30

6:00 am-8:58 am

1 stop3h 58m

$427

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Sun 8/23

8:33 pm-10:56 pm

1 stop25h 23m

Idaho Falls Fanning Field

Sun 8/30

6:18 am-10:53 pm

2 stops17h 35m

$497
Cheapest one-way

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Tue 7/21

5:20 am-10:43 am

1 stop4h 23m

$238

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Wed 7/22

5:20 am-10:43 am

1 stop4h 23m

$238
Quickest one-way

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Sun 7/19

5:11 pm-10:32 pm

1 stop4h 21m

$238

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Fri 7/24

6:20 am-1:06 pm

2 stops29h 46m

$362

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Wed 7/22

7:45 pm-1:06 pm

2 stops16h 21m

$383

SpokaneIdaho Falls

GEG - IDA

GEGIDA

Spokane

Mon 7/13

11:40 am-1:06 pm

2 stops24h 26m

$403

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/23

Sorted by cheapest first

Compare providers for flights from Spokane to Idaho Falls

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Spokane to Idaho Falls in June.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Spokane-Idaho Falls flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Spokane-Idaho Falls flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Spokane-Idaho Falls flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Spokane-Idaho Falls flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Spokane-Idaho Falls flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Spokane to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Spokane 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.

Reviews of airlines servicing Idaho Falls

Get insights into the airlines that provide service to Idaho Falls. 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 Idaho Falls. Reviews last updated June 27, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines and Delta from Spokane to Idaho Falls to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
7.9
Good
12,581 reviews

Comfort

7.8

Overall

7.9

Entertainment

7.0

Boarding

8.1

Food

7.0

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Alaska Airlines
7.9
Good
12,581 reviews
Alaska Airlines
7.9
Good
12,581 reviews

Comfort

7.8

Overall

7.9

Entertainment

7.0

Boarding

8.1

Food

7.0

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.
Delta
7.8
Good
8,452 reviews
Alaska Airlines
7.9
Good
12,581 reviews

Comfort

7.8

Overall

7.9

Entertainment

7.0

Boarding

8.1

Food

7.0

Crew

8.5

Reviews

1 / 20
4.0
Okay

Anonymous,Jun 2026

SEA - RNO

There was a delay and my husband needs a wheelchair and we were moved from 1 gate to another.

Related info for your journey

Find useful and relevant information for your journey from Spokane to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Spokane to Idaho Falls?

    A quick flight from Spokane to Idaho Falls can take about 4h 08m. Alaska Airlines provides one of the quickest options available for as low as $375. Spokane and Idaho Falls are separated by a distance of 387 mi.

  • What are the cheapest airlines flying from Spokane to Idaho Falls round-trip?

    Our cheapest airline available from Spokane to Idaho Falls is Alaska Airlines. Our recent data shows that you can find tickets from as low as $254 on this airline. An additional option worth looking into is Delta, starting at $260. Alaska Airlines is 41% cheaper than the average price of flights available within the next 90 days to this destination.

  • Can I find deals for flights from Spokane to Idaho Falls that include hotel bookings?

    Yes. In addition to deals on Spokane to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Spokane to Idaho Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Spokane to Idaho Falls.

  • Can I find deals for business class flights from Spokane to Idaho Falls?

    Yes. Cheapflights offers flight deals from Spokane to Idaho Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Idaho Falls?

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

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Top 2 airlines flying from Spokane to Idaho Falls

Discover the top 2 airlines that operate flights from Spokane to Idaho Falls. 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 June 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Alaska AirlinesCheapest$254Average$310FlexibilityNo cancel feeOn-time75%
DeltaCheapest$260Average$656FlexibilityNo cancel feeOn-timeN/A

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