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$230+ 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 8/22. Fares are subject to change and may not be available on all flights or dates of travel.
IDA — GEG
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheap 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 July 29, 2025.

Round-trip from

$238
(Alaska Airlines)

One-way from

$230
(Delta)

Popular in

December

Cheapest in

February

Average price

$496
From Idaho Falls Fanning Field to Spokane
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One-way flight from Idaho Falls Fanning Field to Spokane
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Highest demand for flights based on searches. 23% potential increase in price ($131 potential increase over avg. RT price).
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Cheapest flight prices on average. 9% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find 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 July 29, 2025.

This Hawaiian Airlines deal was found by Cheapflights users on 7/29. 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 Hawaiian Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/46:00 amIDA - GEG
1 stop4h 32mHawaiian Airlines
Wed 10/85:54 pmGEG - IDA
1 stop3h 44mHawaiian Airlines
Deal found 7/29$238
This Delta deal was found by Cheapflights users on 7/29. 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 8/266:52 pmIDA - GEG
1 stop4h 38mDelta
Tue 9/25:45 amGEG - IDA
1 stop3h 54mDelta
Deal found 7/29$268
This Alaska Airlines deal was found by Cheapflights users on 7/29. 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 10/46:00 amIDA - GEG
1 stop4h 32mAlaska Airlines
Wed 10/85:11 amGEG - IDA
2 stops16h 27mAlaska Airlines
Deal found 7/29$306
This United Airlines deal was found by Cheapflights users on 7/27. 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.
Wed 8/136:03 pmIDA - GEG
1 stop19h 32mUnited Airlines
Sun 8/175:15 amGEG - IDA
1 stop16h 36mUnited Airlines
Deal found 7/27$632

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 July 29, 2025.
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

Sat 10/4

6:00 am-9:32 am

1 stop4h 32m

Spokane

Wed 10/8

5:54 pm-10:38 pm

1 stop3h 44m

$238

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Fri 10/3

6:13 am-11:30 am

1 stop6h 17m

Spokane

Tue 10/7

5:54 pm-10:38 pm

1 stop3h 44m

$287

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Sat 10/4

6:00 am-2:49 pm

2 stops9h 49m

Spokane

Wed 10/8

4:50 pm-10:15 pm

1 stop4h 25m

$303

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Wed 8/13

6:03 pm-12:35 pm

1 stop19h 32m

Spokane

Sun 8/17

5:15 am-10:51 pm

1 stop16h 36m

$632

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Fri 8/22

6:00 am-8:53 am

1 stop3h 53m

$230

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Fri 8/8

6:03 pm-11:08 pm

2 stops30h 05m

$469

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/27

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 time of day to fly from IDA to GEG?

Find hourly flight availability from Idaho Falls to Spokane. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 36% on flights from Idaho Falls to Spokane by exploring options for tickets in the evening.

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 July 29, 2025.
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
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Delta
8.0
Very good
7,977 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.
United Airlines
7.4
Good
8,899 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Boarding

8.1

Entertainment

7.1

Comfort

7.8

Food

7.1

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Anonymous,Jul 2025

EUG - SEA

Mobility support was fabulous No flight entertainment that I was aware of.

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.

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

    Alaska Airlines, at $238, was found to be the cheapest airline from Idaho Falls to Spokane.Alternate airlines to your destination round-trip include Hawaiian Airlines and Delta. Alaska Airlines is 43% 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, January is the cheapest month in which you can book a flight from Idaho Falls to Spokane (average of $326). Flying from Idaho Falls to Spokane in March is currently the most expensive (average of $452). 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
Sandpoint
Spokane Valley

Browse thousands of different options on Cheapflights for your next trip

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Top 2 airlines flying from Idaho Falls to Spokane

Discover the top 2 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 July 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$218Average$524FlexibilityNo cancel feeOn-timeN/A
Alaska AirlinesCheapest$297Average$443FlexibilityNo cancel feeOn-time75%

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