GEG - IDA

$303 Find Cheap Flights from Spokane to Idaho Falls - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$391
Typical prices: $310-$764
Alaska Airlines
Wed 10/17Sun 10/21
GEG - IDA • 1 stop
Cheapest one-way
$303
Typical prices: $219-$329
Alaska Airlines
Tue 10/2
GEG - IDA • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Spokane and Idaho Falls. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
April
Cheapest • 48% price drop
October
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Seattle/Tacoma Intl (SEA)
Cheapest • Avg $376 (round-trip)
Salt Lake City (SLC)
Shortest trip • 4h 38m (one-way)
Insights
Insights
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We hope you love your trip to Idaho Falls!
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Flight Deals

Cheap Flights from Spokane to Idaho Falls (GEG-IDA)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Spokane to Idaho Falls

Sat, Oct 17 - Wed, Oct 21
Alaska Airlines Logo
10:27 am - 3:20 pmGEG  Spokane-IDA Idaho Falls Fanning Field
3h 53m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:09 am - 9:46 amIDA  Idaho Falls Fanning Field-GEG Spokane
4h 37m1 stop Seattle/Tacoma Intl
$391Alaska Airlines
Wed, Nov 4 - Sat, Nov 7
Alaska Airlines Logo
4:39 pm - 10:54 pmGEG  Spokane-IDA Idaho Falls Fanning Field
5h 15m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
3:55 pm - 6:44 pmIDA  Idaho Falls Fanning Field-GEG Spokane
3h 49m1 stop Portland
$405Alaska Airlines
Sat, Nov 14 - Wed, Nov 18
Alaska Airlines Logo
4:39 pm - 10:54 pmGEG  Spokane-IDA Idaho Falls Fanning Field
5h 15m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:04 am - 11:30 amIDA  Idaho Falls Fanning Field-GEG Spokane
6h 26m1 stop Seattle/Tacoma Intl
$405Alaska Airlines
Sat, Oct 24 - Tue, Oct 27
Alaska Airlines Logo
6:03 am - 3:20 pmGEG  Spokane-IDA Idaho Falls Fanning Field
8h 17m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
3:57 pm - 6:49 pmIDA  Idaho Falls Fanning Field-GEG Spokane
3h 52m1 stop Portland
$405Alaska Airlines
Sat, Oct 17 - Wed, Oct 21
Delta Logo
5:04 pm - 10:10 pmGEG  Spokane-IDA Idaho Falls Fanning Field
4h 06m1 stop Salt Lake City
Delta Logo
6:56 pm - 11:50 pmIDA  Idaho Falls Fanning Field-GEG Spokane
5h 54m2 stops Salt Lake City Seattle/Tacoma Intl
$410Delta
Wed, Nov 4 - Sat, Nov 7
Alaska Airlines Logo
7:03 am - 10:54 pmGEG  Spokane-IDA Idaho Falls Fanning Field
14h 51m2 stops San Diego Seattle/Tacoma Intl
Alaska Airlines Logo
6:04 am - 9:26 amIDA  Idaho Falls Fanning Field-GEG Spokane
4h 22m1 stop Seattle/Tacoma Intl
$413Alaska Airlines
Sat, Nov 14 - Wed, Nov 18
Alaska Airlines Logo
7:03 am - 10:54 pmGEG  Spokane-IDA Idaho Falls Fanning Field
14h 51m2 stops San Diego Seattle/Tacoma Intl
Alaska Airlines Logo
6:04 am - 11:30 amIDA  Idaho Falls Fanning Field-GEG Spokane
6h 26m1 stop Seattle/Tacoma Intl
$422Alaska Airlines
Thu, Nov 19 - Fri, Nov 27
Delta Logo
5:04 pm - 9:59 pmGEG  Spokane-IDA Idaho Falls Fanning Field
3h 55m1 stop Salt Lake City
Delta Logo
6:00 am - 9:06 amIDA  Idaho Falls Fanning Field-GEG Spokane
4h 06m1 stop Salt Lake City
$425Delta
Fri, Nov 13 - Mon, Nov 16
Delta Logo
5:04 pm - 9:59 pmGEG  Spokane-IDA Idaho Falls Fanning Field
3h 55m1 stop Salt Lake City
Delta Logo
6:00 am - 9:06 amIDA  Idaho Falls Fanning Field-GEG Spokane
4h 06m1 stop Salt Lake City
$425Delta
Mon, Nov 9 - Mon, Nov 16
Delta Logo
5:04 pm - 9:59 pmGEG  Spokane-IDA Idaho Falls Fanning Field
3h 55m1 stop Salt Lake City
Delta Logo
6:57 pm - 11:52 pmIDA  Idaho Falls Fanning Field-GEG Spokane
5h 55m1 stop Salt Lake City
$425Delta
Booking Insights

Price, demand and travel trends for Spokane to Idaho Falls flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Spokane to Idaho Falls with more confidence.

How much is a round-trip flight from Spokane to Idaho Falls?

Round-trip flights from Spokane to Idaho Falls start at $391. Prices are typical for this route right now, with typical round-trip fares ranging from $310 to $764. The lowest price found in the past 5 days was $391 on Alaska Airlines.

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Key details for Spokane to Idaho Falls flights

Low season

April

Cheapest flight

$303
Best time to beat the crowds with an average 48% drop in price.
Most popular time to fly with an average 217% increase in price.
Flight from Spokane to Idaho Falls

When to book flights from Spokane to Idaho Falls

Are your dates flexible? Find out the best times to travel from Spokane to Idaho Falls based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Spokane to Idaho Falls flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • Which airports can I use when flying from Spokane to Idaho Falls?

    Flights from Spokane to Idaho Falls usually depart from Spokane (GEG) and arrive at Idaho Falls Fanning Field (IDA).

  • What cabin classes can I book on flights from Spokane to Idaho Falls?

    Only Economy Class is available on flights from Spokane to Idaho Falls.

  • Which airports do connecting flights from Spokane to Idaho Falls pass through?

    Connecting flights from Spokane to Idaho Falls most commonly pass through:

    • Seattle/Tacoma Intl (SEA) - 65% of one-stop connections
    • Salt Lake City (SLC) - 35% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

  • Can I save money by using flexible dates for flights from Spokane to Idaho Falls?

    On the Spokane to Idaho Falls route, being flexible with your departure day can save you up to 84%. Saturday is the cheapest day at $258 round-trip on average, while Monday is the most expensive at $1,584: a $1,326 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

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

    A nonstop flight from Spokane to Idaho Falls takes 0h 00m, covering 387 miles.

  • Do I need a passport to fly from Spokane to Idaho Falls?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID, or another TSA-accepted form of identification.

  • Have flight prices from Spokane to Idaho Falls changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $391 to $1,259. That means the highest observed fare was about 3x higher than the lowest one.

  • How are flight prices from Spokane to Idaho Falls looking right now?

    One-way fares from Spokane to Idaho Falls are currently higher than usual. Average one-way flight prices are about $524, which is 83% above the typical average for this route.

  • How much time can I save by choosing a different layover airport from Spokane to Idaho Falls?

    Flying via Salt Lake City (SLC) gives the shortest average 1-stop total travel time at 4h 38m, compared with 5h 20m via Seattle/Tacoma Intl (SEA).

  • What is the time difference between Spokane and Idaho Falls?

    Idaho Falls is 1 hour ahead of Spokane (Mountain Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Idaho Falls Fanning Field Airport (IDA)?

    Idaho Falls Fanning Field Airport (IDA) hosts 5 major car rental companies, with daily rates starting from around $34 for economy cars. Top options include:
    • Alamo
    • Hertz
    • Enterprise Rent-A-Car
    • Budget
    • National

  • How much should I expect to pay for a Spokane to Idaho Falls flight?

    Round-trip flights from Spokane to Idaho Falls range from $310 to $764, with an average of $500 over the past 12 months. Anything below $310 counts as a good deal.

Your guide to booking Spokane to Idaho Falls flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Saturday departure instead of Monday. On this route, Saturday flights average $258 - about $1,326 less than Monday (84% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Spokane to Idaho Falls trip for April. Fares historically average $258 round-trip in that month - typically $1,326 less than the most expensive month, which is October (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Idaho Falls Fanning Field Airport.
    - Tru by Hilton Idaho Falls
    - Quality Inn Idaho Falls
    - Comfort Suites Idaho Falls

More options for your flight from Spokane to Idaho Falls

Complete your trip to Idaho Falls with a hotel stay or car rental

Car rentals in Idaho Falls
Hotels in Idaho Falls
Vacations in Idaho Falls