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$129+ Cheap flights from Idaho Falls to Spokane (IDA - GEG)

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 — GEG
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap flight deals from Idaho Falls to Spokane

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

This Alaska Airlines deal was found by Cheapflights users on 1/25. 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.
Fri 3/68:00 am
IDA
-
GEG
1 stop5h 29m
Alaska Airlines
Fri 3/135:40 am
GEG
-
IDA
1 stop10h 03m
Alaska Airlines
Deal found 1/25$305
This Delta deal was found by Cheapflights users on 1/25. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 2/181:10 pm
IDA
-
GEG
2 stops8h 46m
Delta
Tue 2/246:05 am
GEG
-
IDA
2 stops10h 44m
Delta
Deal found 1/25$324
This Alaska Airlines deal was found by Cheapflights users on 1/25. 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.
Wed 2/185:20 pm
IDA
-
GEG
1 stop6h 41m
Alaska Airlines
Tue 2/2412:00 pm
GEG
-
IDA
1 stop3h 43m
Alaska Airlines
Deal found 1/25$326
This Alaska Airlines deal was found by Cheapflights users on 1/26. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/65:20 pm
IDA
-
GEG
1 stop20h 09m
Alaska Airlines
Sun 3/88:29 pm
GEG
-
IDA
1 stop26h 07m
Alaska Airlines
Deal found 1/26$343
This Kiwi.com deal was found by Cheapflights users on 1/24. 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 1/291:34 pm
IDA
-
GEG
1 stop21h 24m
Allegiant Air
Sun 3/19:15 pm
GEG
-
IDA
1 stop17h 15m
Allegiant Air
Deal found 1/24$382

Find flight deals from Idaho Falls to Spokane

Discover tips and strategies to find the most affordable flight options for your journey from Idaho Falls (IDA) to Spokane (GEG). 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 January 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$305
(Alaska Airlines)

One-way from

$129
(Alaska Airlines)

Popular in

July

Cheapest in

February

Average price

$399
Provider with most accurate pricing for Idaho Falls Fanning Field-Spokane flight deals.
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Provider most trusted by Cheapflights users for Idaho Falls Fanning Field-Spokane flights.
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From Idaho Falls Fanning Field to Spokane
Search Deals
One-way flight from Idaho Falls Fanning Field to Spokane
Search Deals
Highest demand for flights based on searches. 9% potential increase in price ($42 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Idaho Falls to Spokane 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 27, 2026.
Use the filters below to find and compare flights from Idaho Falls to Spokane that are best for you.

Fly from

Idaho Falls

Fly to

Spokane

Route

Depart

Return

Price

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Fri 3/6

8:00 am-12:29 pm

1 stop5h 29m

Spokane

Fri 3/13

5:40 am-4:43 pm

1 stop10h 03m

$305

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Wed 2/18

1:10 pm-8:56 pm

2 stops8h 46m

Spokane

Tue 2/24

6:05 am-5:49 pm

2 stops10h 44m

$324

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Wed 2/18

5:20 pm-11:01 pm

1 stop6h 41m

Spokane

Tue 2/24

12:00 pm-4:43 pm

1 stop3h 43m

$326

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Fri 3/6

5:20 pm-12:29 pm

1 stop20h 09m

Spokane

Sun 3/8

8:29 pm-11:36 pm

1 stop26h 07m

$343

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Tue 2/24

5:20 pm-9:37 pm

1 stop5h 17m

$129

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Thu 4/30

5:46 pm-10:55 am

1 stop18h 09m

$176

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Thu 4/30

4:08 pm-10:20 pm

2 stops31h 12m

$249

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Tue 2/24

5:20 pm-5:43 pm

3 stops25h 23m

$470

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Thu 4/30

6:00 am-3:54 pm

3 stops10h 54m

$716

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Compare providers for flights from Idaho Falls to Spokane

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 Idaho Falls to Spokane in January.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*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 Idaho Falls-Spokane flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Idaho Falls-Spokane flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Idaho Falls-Spokane flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Idaho Falls-Spokane 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 Idaho Falls-Spokane 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 Idaho Falls to Spokane

Have a flexible travel schedule? Discover the best time to fly to Spokane 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 Spokane

What is the cheapest month to book a flight from Idaho Falls to Spokane?

Currently, February is the cheapest month in which you can book a flight from Idaho Falls to Spokane (average of $110). Flying from Idaho Falls to Spokane in January is currently the most expensive (average of $399). 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 Spokane

Get insights into the airlines that provide service to Spokane. 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 Spokane. Reviews last updated January 27, 2026.
Peruse reviews from past customers who have flown with Alaska Airlines, Delta, and Hawaiian Airlines from Idaho Falls to Spokane 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
8.0
Very good
11,795 reviews

Food

7.1

Overall

8.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Alaska Airlines
8.0
Very good
11,795 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Food

7.1

Overall

8.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Delta
7.9
Good
8,119 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Food

7.1

Overall

8.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.
Hawaiian Airlines
7.8
Good
2,829 reviews
Alaska Airlines
8.0
Very good
11,795 reviews

Food

7.1

Overall

8.0

Crew

8.5

Comfort

7.8

Boarding

8.1

Entertainment

7.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Dec 2025

SJC - SEA

The flight was great. Don’t have to make it better. Everything was OK.

Related info for your journey

Find useful and relevant information for your journey from Idaho Falls to Spokane. 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 Idaho Falls to Spokane?

    Departing from Idaho Falls to Spokane will take you 5h 29m. The distance from Idaho Falls to Spokane is about 387 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    Hawaiian Airlines, at $168, was found to be the cheapest airline from Idaho Falls to Spokane.Alternate airlines to your destination round-trip include Delta and Alaska Airlines. Hawaiian Airlines is 56% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Idaho Falls to Spokane 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 Spokane?

    Currently, February is the cheapest month in which you can book a flight from Idaho Falls to Spokane (average of $110). Flying from Idaho Falls to Spokane in January is currently the most expensive (average of $399). 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

Traveling to a place near Spokane?

Book flights to Spokane if you plan to visit one of these locations
Post Falls
Spokane Valley

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Top 3 airlines flying from Idaho Falls to Spokane

Discover the top 3 airlines that operate flights from Idaho Falls to Spokane. 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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
Hawaiian AirlinesCheapest$168Average$358FlexibilityNo cancel feeOn-time85%
DeltaCheapest$171Average$336FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$312Average$425FlexibilityNo cancel feeOn-time75%

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