IDA - GEG

$198 Find Cheap Flights from Idaho Falls to Spokane - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$425
Typical prices: $378-$486
Alaska Airlines
Sun 12/9Tue 12/11
IDA - GEG • 1 stop
Cheapest one-way
$198
Typical prices: $197-$393
Allegiant Air
Tue 11/13
IDA - GEG • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Idaho Falls and Spokane. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
March
Cheapest • 23% price drop
December
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Seattle/Tacoma Intl (SEA)
Cheapest • Avg $408 (round-trip)
Portland (PDX)
Shortest trip • 3h 57m (one-way)
Insights
Insights
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Booking Insights
Flight Deals

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

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

Recent round-trip flight deals from Idaho Falls to Spokane

Wed, Dec 9 - Fri, Dec 11
Alaska Airlines Logo
3:44 pm - 6:42 pmIDA  Idaho Falls Fanning Field-GEG Spokane
3h 58m1 stop Portland
Alaska Airlines Logo
5:00 am - 1:17 pmGEG  Spokane-IDA Idaho Falls Fanning Field
7h 17m1 stop Portland
$425Alaska Airlines
Wed, Dec 9 - Thu, Dec 10
Delta Logo
5:35 am - 9:18 amIDA  Idaho Falls Fanning Field-GEG Spokane
4h 43m1 stop Salt Lake City
Delta Logo
5:01 pm - 10:07 pmGEG  Spokane-IDA Idaho Falls Fanning Field
4h 06m1 stop Salt Lake City
$425Delta
Sat, Dec 12 - Mon, Dec 14
Alaska Airlines Logo
3:44 pm - 6:42 pmIDA  Idaho Falls Fanning Field-GEG Spokane
3h 58m1 stop Portland
Alaska Airlines Logo
7:07 am - 1:17 pmGEG  Spokane-IDA Idaho Falls Fanning Field
29h 10m2 stops San Diego Portland
$428Alaska Airlines
Wed, Dec 9 - Thu, Dec 10
Delta Logo
5:35 am - 12:15 pmIDA  Idaho Falls Fanning Field-GEG Spokane
7h 40m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
5:01 pm - 10:07 pmGEG  Spokane-IDA Idaho Falls Fanning Field
4h 06m1 stop Salt Lake City
$430Delta
Sat, Dec 12 - Mon, Dec 14
Alaska Airlines Logo
3:44 pm - 11:52 pmIDA  Idaho Falls Fanning Field-GEG Spokane
9h 08m2 stops Portland Los Angeles
Alaska Airlines Logo
7:07 am - 1:17 pmGEG  Spokane-IDA Idaho Falls Fanning Field
29h 10m2 stops San Diego Portland
$434Alaska Airlines
Wed, Dec 9 - Thu, Dec 10
Delta Logo
5:35 am - 12:15 pmIDA  Idaho Falls Fanning Field-GEG Spokane
7h 40m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
11:20 am - 6:17 pmGEG  Spokane-IDA Idaho Falls Fanning Field
5h 57m2 stops Seattle/Tacoma Intl Salt Lake City
$435Delta
Sat, Dec 12 - Mon, Dec 14
Alaska Airlines Logo
3:44 pm - 6:42 pmIDA  Idaho Falls Fanning Field-GEG Spokane
3h 58m1 stop Portland
Alaska Airlines Logo
7:07 am - 1:17 pmGEG  Spokane-IDA Idaho Falls Fanning Field
29h 10m2 stops San Diego Portland
$441Alaska Airlines
Wed, Nov 11 - Sun, Nov 15
Delta Logo
6:57 pm - 11:52 pmIDA  Idaho Falls Fanning Field-GEG Spokane
5h 55m1 stop Salt Lake City
Delta Logo
1:50 pm - 6:17 pmGEG  Spokane-IDA Idaho Falls Fanning Field
3h 27m1 stop Salt Lake City
$625Delta
Fri, Nov 13 - Tue, Nov 17
Delta Logo
6:00 am - 11:49 amIDA  Idaho Falls Fanning Field-GEG Spokane
6h 49m1 stop Salt Lake City
Delta Logo
5:04 pm - 9:59 pmGEG  Spokane-IDA Idaho Falls Fanning Field
3h 55m1 stop Salt Lake City
$625Delta
Wed, Nov 11 - Sun, Nov 15
Delta Logo
6:00 am - 12:15 pmIDA  Idaho Falls Fanning Field-GEG Spokane
7h 15m2 stops Salt Lake City Seattle/Tacoma Intl
Delta Logo
7:00 am - 6:17 pmGEG  Spokane-IDA Idaho Falls Fanning Field
10h 17m2 stops Seattle/Tacoma Intl Salt Lake City
$636Delta
Booking Insights

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

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

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

Round-trip flights from Idaho Falls to Spokane typically range from $378 to $486. The lowest price found in the past 5 days was $425, on Alaska Airlines.

What's the cheapest day of the week to fly from Idaho Falls to Spokane?

Based on deals KAYAK users found in the last 12 months, Thursday is the cheapest day of the week to fly from Idaho Falls to Spokane. It’s 5% cheaper than the average day, while Wednesday is the most expensive, with prices 83% higher.

What’s the cheapest month to fly from Idaho Falls to Spokane?

•March is the cheapest month to fly from Idaho Falls to Spokane at $329 round-trip.
•June ($876) and February ($786) are the most expensive months.
•The price difference between flying in the cheapest and most expensive months is 166% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

Find deals

Key details for Idaho Falls to Spokane flights

Low season

August

Cheapest flight

$198
Beat the crowds with an average 67% drop in travelers.
The most popular month to fly with an average 129% increase in travelers.
One-way flight from Idaho Falls to Spokane

When to book flights from Idaho Falls to Spokane

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

Your Idaho Falls to Spokane flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

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

    Two cabin classes are available on flights from Idaho Falls to Spokane:

    • Economy Class
    • First Class

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

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

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

    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.

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

    Round-trip flights from Idaho Falls to Spokane range from $378 to $486, with an average of $425 over the past 12 months. Anything below $378 counts as a good deal.

  • Have flight prices from Idaho Falls to Spokane 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 $425 to $1,435. That means the highest observed fare was about 3x higher than the lowest one.

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

    One-way fares from Idaho Falls to Spokane are currently lower than usual. Average one-way flight prices are about $261, which is 32% below the typical average for this route.

  • What car rental options are available at Spokane Airport (GEG)?

    Spokane Airport (GEG) hosts 5 major car rental companies, with daily rates averaging $76 for economy cars. Top options include:

    • Budget
    • Thrifty
    • Alamo
    • Enterprise Rent-A-Car
    • Hertz

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

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

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

    One-stop flights from Idaho Falls to Spokane most commonly connect through:

    • Seattle/Tacoma Intl (SEA) - 48% of one-stop connections
    • Salt Lake City (SLC) - 39% of one-stop connections
    • Portland (PDX) - 13% of one-stop connections

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

    Yes. Flexible dates can save you up to 49% on flights from Idaho Falls to Spokane. Thursday is the cheapest departure day at $404 round-trip on average, while Wednesday is the most expensive at $778, a difference of $374.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

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

    Flying via Portland (PDX) gives the shortest average 1-stop total travel time at 3h 57m, compared with 4h 22m via Salt Lake City (SLC) and 5h 03m via Seattle/Tacoma Intl (SEA).

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

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

Your guide to booking Idaho Falls to Spokane flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates are flexible, aim for a Thursday departure and avoid flying on Wednesday. On this route, Thursday flights average $404, about $374 less than Wednesday fares (48% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Idaho Falls to Spokane trip for March. Fares historically average $329 round-trip in that month - typically $547 less than the most expensive month, which is June (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Spokane Airport.

    • Ramada by Wyndham Spokane Airport
    • SpringHill Suites by Marriott Spokane Airport
    • Cambria Hotel Spokane Airport

More options for your flight from Idaho Falls to Spokane

Complete your trip to Spokane with a hotel stay or car rental

Car rentals in Spokane
Hotels in Spokane
Vacations in Spokane