IDA - GEG

$193 Find Cheap Flights from Idaho Falls to Spokane - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$385
Typical prices: $377-$486
Alaska Airlines
Sat 11/3Sat 11/10
IDA - GEG • 1 stop
Cheapest one-way
$193
Typical prices: $197-$393
Delta
Fri 2/9
IDA - GEG • 1 stop
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 $406 (round-trip)
Portland (PDX)
Shortest trip • 3h 57m (one-way)
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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

Tue, Nov 3 - Tue, Nov 10
Alaska Airlines Logo
3:55 pm - 6:44 pmIDA  Idaho Falls Fanning Field-GEG Spokane
3h 49m1 stop Portland
Alaska Airlines Logo
4:39 pm - 10:54 pmGEG  Spokane-IDA Idaho Falls Fanning Field
5h 15m1 stop Seattle/Tacoma Intl
$385Alaska Airlines
Mon, Dec 14 - Tue, Jan 5
Alaska Airlines Logo
4:03 pm - 9:11 pmIDA  Idaho Falls Fanning Field-GEG Spokane
6h 08m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
5:47 pm - 10:53 pmGEG  Spokane-IDA Idaho Falls Fanning Field
4h 06m1 stop Seattle/Tacoma Intl
$385Alaska Airlines
Wed, Nov 18 - Tue, Dec 1
Delta Logo
6:57 pm - 11:52 pmIDA  Idaho Falls Fanning Field-GEG Spokane
5h 55m1 stop Salt Lake City
Delta Logo
6:00 am - 12:17 pmGEG  Spokane-IDA Idaho Falls Fanning Field
5h 17m1 stop Salt Lake City
$385Delta
Wed, Nov 18 - Wed, Dec 2
Delta Logo
6:00 am - 9:06 amIDA  Idaho Falls Fanning Field-GEG Spokane
4h 06m1 stop Salt Lake City
Delta Logo
5:01 pm - 10:07 pmGEG  Spokane-IDA Idaho Falls Fanning Field
4h 06m1 stop Salt Lake City
$385Delta
Wed, Nov 4 - Tue, Nov 10
Alaska Airlines Logo
6:04 am - 11:30 amIDA  Idaho Falls Fanning Field-GEG Spokane
6h 26m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
4:39 pm - 10:54 pmGEG  Spokane-IDA Idaho Falls Fanning Field
5h 15m1 stop Seattle/Tacoma Intl
$385Alaska Airlines
Tue, Nov 3 - Tue, Nov 10
Alaska Airlines Logo
3:55 pm - 6:44 pmIDA  Idaho Falls Fanning Field-GEG Spokane
3h 49m1 stop Portland
Alaska Airlines Logo
4:39 pm - 10:54 pmGEG  Spokane-IDA Idaho Falls Fanning Field
5h 15m1 stop Seattle/Tacoma Intl
$385Alaska Airlines
Tue, Nov 3 - Wed, Nov 11
Delta Logo
6:00 am - 9:07 amIDA  Idaho Falls Fanning Field-GEG Spokane
4h 07m1 stop Salt Lake City
Delta Logo
6:00 am - 12:15 pmGEG  Spokane-IDA Idaho Falls Fanning Field
5h 15m1 stop Salt Lake City
$385Delta
Fri, Nov 6 - Sun, Nov 15
Allegiant Air Logo
8:52 am - 5:23 pmIDA  Idaho Falls Fanning Field-GEG Spokane
9h 31m1 stop Phoenix-Mesa Gateway
Allegiant Air Logo
7:28 pm - 12:53 pmGEG  Spokane-IDA Idaho Falls Fanning Field
16h 25m1 stop Las Vegas Harry Reid Intl
$403Allegiant Air
Fri, Nov 6 - Sun, Nov 15
Allegiant Air Logo
8:52 am - 5:23 pmIDA  Idaho Falls Fanning Field-GEG Spokane
9h 31m1 stop Phoenix-Mesa Gateway
Allegiant Air Logo
7:28 pm - 12:53 pmGEG  Spokane-IDA Idaho Falls Fanning Field
16h 25m1 stop Las Vegas Harry Reid Intl
$404Allegiant Air
Sun, Sep 27 - Thu, Oct 1
Allegiant Air Logo
8:20 pm - 9:30 amIDA  Idaho Falls Fanning Field-GEG Spokane
14h 10m1 stop Phoenix-Mesa Gateway
Allegiant Air Logo
4:24 pm - 4:00 pmGEG  Spokane-IDA Idaho Falls Fanning Field
22h 36m1 stop Las Vegas Harry Reid Intl
$474Allegiant Air
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 from Idaho Falls to Spokane with more confidence.

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

Round-trip flights from Idaho Falls to Spokane start at $385. Prices are typical for this route right now, with typical round-trip fares ranging from $377 to $486. The lowest price found in the past 5 days was $385 on Alaska Airlines.

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

Friday is the cheapest day of the week to fly from Idaho Falls to Spokane, it is 12% cheaper than the average day. Sunday is the most expensive day with flight prices 28% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is 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

July

Cheapest flight

$193
Best time to beat the crowds but there is an average 11% increase in price.
Most popular time to fly with an average 3% increase in price.
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 route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • 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).

  • 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

  • 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) - 53% of one-stop connections
    • Salt Lake City (SLC) - 34% of one-stop connections
    • Portland (PDX) - 12% of one-stop connections

    Seattle/Tacoma Intl (SEA) handles the largest share of one-stop connections on this route.

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

    Yes. Being flexible with your travel dates can save you up to 31% on the Idaho Falls to Spokane route. Friday is the cheapest departure day at $377 round-trip on average, while Sunday is the most expensive at $544, a difference of $167. 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 long is a flight from Idaho Falls to Spokane?

    There are currently no nonstop flights available from Idaho Falls to Spokane. Flights with 1 layover take between 3h 57m and 5h 16m in total, depending on the connection.

  • 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.

  • 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 $385 to $1,265. 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 higher than usual. Average one-way flight prices are about $352, which is 7% above the typical average for this route.

  • 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 32m via Salt Lake City (SLC) and 5h 16m 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.

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

    Spokane Airport (GEG) hosts 5 major car rental companies, with daily rates starting from around $25 for economy cars. Top options include:
    • Budget
    • Thrifty
    • Alamo
    • Hertz
    • Enterprise Rent-A-Car

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

    Round-trip flights from Idaho Falls to Spokane range from $377 to $486, with an average of $425 over the past 12 months. Anything below $377 counts as a good deal.

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 can be flexible, aim for a Friday departure instead of Sunday. On this route, Friday flights average $377 - about $167 less than Sunday (31% 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
    - Cambria Hotel Spokane Airport
    - SpringHill Suites by Marriott 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