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Cheap flights from Idaho Falls to Spokane from $171

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho Falls to Spokane departing on 3/7. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Idaho Falls to Spokane

Cheap round-trip flights

Enter your travel dates to find the best prices.
Alaska Airlines Logo
6:05 am - 9:28 pmIDA-GEG
16h 23m1 stop
Alaska Airlines Logo
8:47 pm - 4:27 pmGEG-IDA
18h 40m1 stop
$304Alaska Airlines
Find Deal
Sat, Dec 6 - Sat, Dec 13
Alaska Airlines Logo
3:50 pm - 9:14 pmIDA-GEG
6h 24m1 stop
Alaska Airlines Logo
5:30 am - 11:59 pmGEG-IDA
17h 29m1 stop
$314Alaska Airlines
Find Deal
Wed, Nov 19 - Sun, Nov 23
Alaska Airlines Logo
3:14 pm - 12:18 amIDA-GEG
10h 04m1 stop
Alaska Airlines Logo
8:47 pm - 4:27 pmGEG-IDA
18h 40m1 stop
$315Alaska Airlines
Find Deal
Sat, Nov 22 - Tue, Dec 2
Delta Logo
6:00 am - 10:50 pmIDA-GEG
17h 50m2 stops
Delta Logo
4:35 pm - 10:21 pmGEG-IDA
4h 46m1 stop
$321Delta
Find Deal
Mon, Nov 24 - Tue, Dec 2
Alaska Airlines Logo
6:05 am - 10:44 pmIDA-GEG
17h 39m2 stops
Alaska Airlines Logo
8:47 pm - 11:59 pmGEG-IDA
26h 12m1 stop
$331Alaska Airlines
Find Deal
Sat, Dec 6 - Sat, Dec 13
Delta Logo
1:17 pm - 8:56 pmIDA-GEG
8h 39m2 stops
Delta Logo
4:35 pm - 10:21 pmGEG-IDA
4h 46m1 stop
$354Delta
Find Deal
Wed, Dec 10 - Mon, Dec 15
Allegiant Air Logo
9:21 pm - 5:23 pmIDA-GEG
21h 02m1 stop
Allegiant Air Logo
9:16 pm - 1:07 pmGEG-IDA
14h 51m1 stop
$360Allegiant Air
Find Deal
Thu, Nov 13 - Sun, Nov 16
Allegiant Air Logo
9:21 pm - 5:23 pmIDA-GEG
21h 02m1 stop
Allegiant Air Logo
9:16 pm - 1:07 pmGEG-IDA
14h 51m1 stop
$370Allegiant Air
Find Deal
Sun, Nov 9 - Sun, Nov 16
Multiple Airlines Logo
9:21 pm - 5:23 pmIDA-GEG
21h 02m1 stop
Multiple Airlines Logo
12:03 pm - 1:07 pmGEG-IDA
24h 04m2 stops
$416Multiple Airlines
Find Deal
Sun, Nov 9 - Sun, Nov 16
Multiple Airlines Logo
9:21 pm - 5:23 pmIDA-GEG
21h 02m1 stop
Multiple Airlines Logo
12:03 pm - 1:07 pmGEG-IDA
24h 04m2 stops
$478Multiple Airlines
Find Deal
Thu, Nov 13 - Sun, Nov 16

Alaska Airlines flights from Idaho Falls to Spokane

Our best Alaska Airlines deals on Idaho Falls to Spokane flight tickets
Alaska Airlines
Dec 6
IDA6:05 amIdaho Falls Fanning Field
16h 23m
1 stop
GEG9:28 pmSpokane
Dec 13
GEG8:47 pmSpokane
18h 40m
1 stop
IDA4:27 pmIdaho Falls Fanning Field
$304
Find similar
Alaska Airlines
Nov 19
IDA3:50 pmIdaho Falls Fanning Field
6h 24m
1 stop
GEG9:14 pmSpokane
Nov 23
GEG5:30 amSpokane
17h 29m
1 stop
IDA11:59 pmIdaho Falls Fanning Field
$314
Find similar
Alaska Airlines
Nov 22
IDA3:14 pmIdaho Falls Fanning Field
10h 04m
1 stop
GEG12:18 amSpokane
Dec 2
GEG8:47 pmSpokane
18h 40m
1 stop
IDA4:27 pmIdaho Falls Fanning Field
$315
Find similar

Delta flights from Idaho Falls to Spokane

Our best Delta deals on Idaho Falls to Spokane flight tickets
Delta
Nov 24
IDA6:00 amIdaho Falls Fanning Field
17h 50m
2 stops
GEG10:50 pmSpokane
Dec 2
GEG4:35 pmSpokane
4h 46m
1 stop
IDA10:21 pmIdaho Falls Fanning Field
$321
Find similar
Delta
Dec 10
IDA1:17 pmIdaho Falls Fanning Field
8h 39m
2 stops
GEG8:56 pmSpokane
Dec 15
GEG4:35 pmSpokane
4h 46m
1 stop
IDA10:21 pmIdaho Falls Fanning Field
$354
Find similar
Delta
Nov 24
IDA6:00 amIdaho Falls Fanning Field
17h 50m
2 stops
GEG10:50 pmSpokane
Nov 27
GEG7:05 amSpokane
8h 27m
2 stops
IDA4:32 pmIdaho Falls Fanning Field
$357
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Idaho Falls to Spokane that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Sat 12/6

6:05 am-9:28 pm

1 stop16h 23m

Spokane

Sat 12/13

8:47 pm-4:27 pm

1 stop18h 40m

$304

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Wed 11/19

3:50 pm-9:14 pm

1 stop6h 24m

Spokane

Sun 11/23

5:30 am-11:59 pm

1 stop17h 29m

$314

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Sat 11/22

3:14 pm-12:18 am

1 stop10h 04m

Spokane

Tue 12/2

8:47 pm-4:27 pm

1 stop18h 40m

$315

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Mon 11/24

6:00 am-10:50 pm

2 stops17h 50m

Spokane

Tue 12/2

4:35 pm-10:21 pm

1 stop4h 46m

$321

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Sat 12/6

6:05 am-10:44 pm

2 stops17h 39m

Spokane

Sat 12/13

8:47 pm-11:59 pm

1 stop26h 12m

$331

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Wed 12/10

1:17 pm-8:56 pm

2 stops8h 39m

Spokane

Mon 12/15

4:35 pm-10:21 pm

1 stop4h 46m

$354

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Thu 11/13

9:21 pm-5:23 pm

1 stop21h 02m

Spokane

Sun 11/16

9:16 pm-1:07 pm

1 stop14h 51m

$360

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Sun 11/9

9:21 pm-5:23 pm

1 stop21h 02m

Spokane

Sun 11/16

9:16 pm-1:07 pm

1 stop14h 51m

$370

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Sun 11/9

9:21 pm-5:23 pm

1 stop21h 02m

Spokane

Sun 11/16

12:03 pm-1:07 pm

2 stops24h 04m

$416

Idaho FallsSpokane

IDA - GEG

IDAGEG

Idaho Falls Fanning Field

Thu 11/13

9:21 pm-5:23 pm

1 stop21h 02m

Spokane

Sun 11/16

12:03 pm-1:07 pm

2 stops24h 04m

$478

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Spokane from

How to get the cheapest flight ticket from Idaho Falls to Spokane

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Spokane?

The cheapest day to depart on your flight to Spokane is on a Wednesday when prices can be found for as low as $331. This is often the case because there is less demand to fly during this day of the week. On the other hand, Thursday is the most expensive day to depart from Idaho Falls because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $732.

What is the cheapest time of day to depart on your flight to Spokane?

According to our data, the cheapest time of day to fly to Spokane is in the evening. momondo users have found flights departing from Idaho Falls to Spokane in the evening for as low as $393. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Try not to purchase tickets in the afternoon because they tend to be around $607. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Idaho Falls to Spokane

Are you open to changing your travel dates? Check out the ideal times to fly from Idaho Falls to Spokane according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Idaho Falls to Spokane (IDA to GEG) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Idaho Falls to Spokane

Direct flights

None
There are no direct flights from Idaho Falls to Spokane. There are no popular flight routes from Idaho Falls to Spokane.
Search flight deals

  • How far is Idaho Falls Fanning Field to Spokane by plane?

    A flight from Idaho Falls Fanning Field to Spokane will travel around 389.5 mi. 3h 58m is a normal flight duration for this route.

  • When did momondo last update prices for flights from Idaho Falls Fanning Field Airport to Spokane Airport?

    Prices for flights from Idaho Falls Fanning Field Airport to Spokane Airport refresh daily.

  • How many operators does momondo search for flights from Idaho Falls Fanning Field Airport to Spokane Airport?

  • How old do you have to be to fly from Idaho Falls Fanning Field Airport to Spokane Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Idaho Falls Fanning Field Airport to Spokane Airport.

  • What documentation or ID do you need to fly to Spokane Airport?

    The travel and health documents required for your trip to Spokane Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Spokane Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

  • What is the most popular airline from Idaho Falls to Spokane?

Best airlines flying from Idaho Falls to Spokane

Compare and see reviews for airlines that fly from Idaho Falls to Spokane with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $218Free CancellationRating
7.9
7,994 reviews
Search Delta flights
Hawaiian AirlinesPriceFrom $221Free CancellationRating
7.8
2,794 reviews
Search Hawaiian Airlines flights
Alaska AirlinesPriceFrom $251Free CancellationRating
8.0
11,206 reviews
Search Alaska Airlines flights

Traveling to a place near Spokane?

Book flights to Spokane if you plan to visit one of these locations
Coeur d'Alene
Sandpoint
Spokane Valley
Bonners Ferry
Post Falls
Kellogg
Airway Heights
Ritzville

Why use momondo?

Why should I use momondo to find a flight deal from Idaho Falls to Spokane?

It is quick and easy to find Idaho Falls to Spokane flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Spokane that suits you.

Can I find flights from Idaho Falls to Spokane with flexible booking policies on momondo?

Yes. All flights to Spokane from Idaho Falls on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Idaho Falls to Spokane?

momondo provides multiple filters to help you find the best flight to Spokane from Idaho Falls. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

I’m not ready to book a flight from Idaho Falls to Spokane right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Spokane from Idaho Falls. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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