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Cheap flights from Grand Rapids to Idaho Falls from $321

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Grand Rapids to Idaho Falls departing on 11/25. 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 Grand Rapids to Idaho Falls

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
8:00 am - 1:30 pmGRR-IDA
7h 30m1 stop
United Airlines Logo
5:00 am - 2:32 pmIDA-GRR
7h 32m1 stop
$419United Airlines
Find Deal
Fri, Dec 19 - Wed, Dec 31
Allegiant Air Logo
4:30 pm - 11:59 amGRR-IDA
21h 29m1 stop
Allegiant Air Logo
6:32 pm - 10:26 pmIDA-GRR
25h 54m1 stop
$445Allegiant Air
Find Deal
Fri, Dec 12 - Sun, Dec 21
Multiple Airlines Logo
7:00 am - 4:03 pmGRR-IDA
11h 03m1 stop
Multiple Airlines Logo
10:53 pm - 3:49 pmIDA-GRR
14h 56m2 stops
$460Multiple Airlines
Find Deal
Wed, Nov 26 - Sun, Nov 30
Multiple Airlines Logo
12:23 pm - 4:03 pmGRR-IDA
29h 40m2 stops
Multiple Airlines Logo
10:53 pm - 8:59 pmIDA-GRR
20h 06m1 stop
$517Multiple Airlines
Find Deal
Tue, Nov 25 - Sun, Nov 30
Alaska Airlines Logo
12:27 pm - 10:38 pmGRR-IDA
12h 11m2 stops
Alaska Airlines Logo
8:00 am - 10:25 pmIDA-GRR
12h 25m2 stops
$533Alaska Airlines
Find Deal
Sat, Feb 28 - Sat, Mar 7
Alaska Airlines Logo
12:27 pm - 10:38 pmGRR-IDA
12h 11m2 stops
Alaska Airlines Logo
8:00 am - 10:25 pmIDA-GRR
12h 25m2 stops
$597Alaska Airlines
Find Deal
Fri, Feb 27 - Sat, Mar 7
American Airlines Logo
5:34 am - 12:27 pmGRR-IDA
8h 53m1 stop
American Airlines Logo
1:45 pm - 9:52 pmIDA-GRR
6h 07m1 stop
$601American Airlines
Find Deal
Wed, Apr 15 - Sat, Apr 18
Delta Logo
4:00 pm - 10:14 pmGRR-IDA
8h 14m2 stops
Delta Logo
6:10 am - 5:07 pmIDA-GRR
8h 57m2 stops
$647Delta
Find Deal
Wed, Apr 15 - Sat, Apr 18
American Airlines Logo
7:37 pm - 12:25 pmGRR-IDA
18h 48m2 stops
American Airlines Logo
1:43 pm - 9:51 pmIDA-GRR
6h 08m1 stop
$651American Airlines
Find Deal
Fri, Feb 27 - Sun, Mar 8
Delta Logo
4:00 pm - 10:14 pmGRR-IDA
8h 14m2 stops
Delta Logo
6:10 am - 5:07 pmIDA-GRR
8h 57m2 stops
$661Delta
Find Deal
Wed, Apr 15 - Sat, Apr 18

United Airlines flights from Grand Rapids to Idaho Falls

Our best United Airlines deals on Grand Rapids to Idaho Falls flight tickets
United Airlines
Dec 19
GRR8:00 amGrand Rapids Gerald R. Ford Intl
7h 30m
1 stop
IDA1:30 pmIdaho Falls Fanning Field
Dec 31
IDA5:00 amIdaho Falls Fanning Field
7h 32m
1 stop
GRR2:32 pmGrand Rapids Gerald R. Ford Intl
$419
Find similar
United Airlines
Oct 30
GRR7:30 amGrand Rapids Gerald R. Ford Intl
9h 46m
2 stops
IDA3:16 pmIdaho Falls Fanning Field
Nov 2
IDA2:45 pmIdaho Falls Fanning Field
5h 35m
1 stop
GRR10:20 pmGrand Rapids Gerald R. Ford Intl
$453
Find similar
United Airlines
Dec 19
GRR8:00 amGrand Rapids Gerald R. Ford Intl
7h 30m
1 stop
IDA1:30 pmIdaho Falls Fanning Field
Dec 31
IDA5:00 amIdaho Falls Fanning Field
9h 05m
2 stops
GRR4:05 pmGrand Rapids Gerald R. Ford Intl
$463
Find similar

Alaska Airlines flights from Grand Rapids to Idaho Falls

Our best Alaska Airlines deals on Grand Rapids to Idaho Falls flight tickets
Alaska Airlines
Feb 28
GRR12:27 pmGrand Rapids Gerald R. Ford Intl
12h 11m
2 stops
IDA10:38 pmIdaho Falls Fanning Field
Mar 7
IDA8:00 amIdaho Falls Fanning Field
12h 25m
2 stops
GRR10:25 pmGrand Rapids Gerald R. Ford Intl
$533
Find similar
Alaska Airlines
Feb 27
GRR12:27 pmGrand Rapids Gerald R. Ford Intl
12h 11m
2 stops
IDA10:38 pmIdaho Falls Fanning Field
Mar 7
IDA8:00 amIdaho Falls Fanning Field
12h 25m
2 stops
GRR10:25 pmGrand Rapids Gerald R. Ford Intl
$597
Find similar
Alaska Airlines
Feb 28
GRR12:27 pmGrand Rapids Gerald R. Ford Intl
12h 11m
2 stops
IDA10:38 pmIdaho Falls Fanning Field
Mar 9
IDA8:00 amIdaho Falls Fanning Field
12h 24m
2 stops
GRR10:24 pmGrand Rapids Gerald R. Ford Intl
$618
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Grand Rapids to Idaho Falls 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 23, 2025.
Use the filters below to find and compare flights from Grand Rapids to Idaho Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Fri 12/19

8:00 am-1:30 pm

1 stop7h 30m

Idaho Falls Fanning Field

Wed 12/31

5:00 am-2:32 pm

1 stop7h 32m

$419

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Fri 12/12

4:30 pm-11:59 am

1 stop21h 29m

Idaho Falls Fanning Field

Sun 12/21

6:32 pm-10:26 pm

1 stop25h 54m

$445

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Wed 11/26

7:00 am-4:03 pm

1 stop11h 03m

Idaho Falls Fanning Field

Sun 11/30

10:53 pm-3:49 pm

2 stops14h 56m

$460

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Tue 11/25

12:23 pm-4:03 pm

2 stops29h 40m

Idaho Falls Fanning Field

Sun 11/30

10:53 pm-8:59 pm

1 stop20h 06m

$517

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Sat 2/28

12:27 pm-10:38 pm

2 stops12h 11m

Idaho Falls Fanning Field

Sat 3/7

8:00 am-10:25 pm

2 stops12h 25m

$533

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Fri 2/27

12:27 pm-10:38 pm

2 stops12h 11m

Idaho Falls Fanning Field

Sat 3/7

8:00 am-10:25 pm

2 stops12h 25m

$597

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Wed 4/15

5:34 am-12:27 pm

1 stop8h 53m

Idaho Falls Fanning Field

Sat 4/18

1:45 pm-9:52 pm

1 stop6h 07m

$601

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Wed 4/15

4:00 pm-10:14 pm

2 stops8h 14m

Idaho Falls Fanning Field

Sat 4/18

6:10 am-5:07 pm

2 stops8h 57m

$647

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Fri 2/27

7:37 pm-12:25 pm

2 stops18h 48m

Idaho Falls Fanning Field

Sun 3/8

1:43 pm-9:51 pm

1 stop6h 08m

$651

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Wed 4/15

4:00 pm-10:14 pm

2 stops8h 14m

Idaho Falls Fanning Field

Sat 4/18

6:10 am-5:07 pm

2 stops8h 57m

$661

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Idaho Falls from

How to get the cheapest flight ticket from Grand Rapids to Idaho Falls

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 Idaho Falls?

Our data shows that Saturday is the least expensive day to fly to Idaho Falls. Tickets to fly out on this day can be as low as $397. Be sure to avoid booking your departure on a Monday as prices are generally higher than usual. According to our data, the average ticket price to Idaho Falls on Monday is $914.

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

Our most recent data shows that the best time of day to fly to Idaho Falls is at noon. Flights from Grand Rapids to Idaho Falls during this time can be as low as $323. Try not to purchase tickets in the morning because they tend to be around $651. Of course, these prices can vary depending on the time of year and what airport you fly to.

When to book flights from Grand Rapids to Idaho Falls

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

Cheap Grand Rapids to Idaho Falls (GRR to IDA) flight deals and tips

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

Direct flights

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

  • How far is Grand Rapids Gerald R. Ford Intl to Idaho Falls Fanning Field by plane?

    A flight from Grand Rapids Gerald R. Ford Intl to Idaho Falls Fanning Field will travel around 1321.4 mi. By plane, this route typically takes 6h 30m.

  • When did momondo last update prices for flights from Grand Rapids Gerald R. Ford Intl Airport to Idaho Falls Fanning Field Airport?

    Prices for flights from Grand Rapids Gerald R. Ford Intl Airport to Idaho Falls Fanning Field Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Grand Rapids Gerald R. Ford Intl Airport to Idaho Falls Fanning Field Airport?

  • How old do you have to be to fly from Grand Rapids Gerald R. Ford Intl Airport to Idaho Falls Fanning Field Airport?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Grand Rapids Gerald R. Ford Intl Airport to Idaho Falls Fanning Field Airport.

  • What documentation or ID do you need to fly to Idaho Falls Fanning Field Airport?

    The required travel and health documents for your Idaho Falls Fanning Field Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Idaho Falls Fanning Field Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

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

Best airlines flying from Grand Rapids to Idaho Falls

Compare and see reviews for airlines that fly from Grand Rapids to Idaho Falls with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $291Free CancellationRating
7.4
8,995 reviews
Search United Airlines flights

Traveling to a place near Idaho Falls?

Book flights to Idaho Falls if you plan to visit one of these locations
Rexburg

Why use momondo?

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

It is quick and easy to find Grand Rapids to Idaho Falls 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 Idaho Falls that suits you.

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

Yes. momondo enables you to select and highlight flights to Idaho Falls from Grand Rapids with this policy.

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

Once all potential Grand Rapids to Idaho Falls flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Yes. momondo can track prices for Grand Rapids to Idaho Falls flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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