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Cheap flights from Grand Rapids to Idaho Falls from $329

This is the cheapest round-trip 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 8/22. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
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.
American Airlines Logo
7:00 am - 1:44 pm
GRR
-
IDA
8h 44m
1 stop
American Airlines Logo
2:20 pm - 10:39 pm
IDA
-
GRR
6h 19m
1 stop
$329American Airlines
Sat, Aug 22 - Sat, Aug 29
American Airlines Logo
7:00 am - 1:44 pm
GRR
-
IDA
8h 44m
1 stop
American Airlines Logo
2:20 pm - 10:39 pm
IDA
-
GRR
6h 19m
1 stop
$355American Airlines
Sat, Aug 22 - Sat, Aug 29
United Airlines Logo
3:30 pm - 9:03 pm
GRR
-
IDA
7h 33m
1 stop
United Airlines Logo
2:31 pm - 10:42 pm
IDA
-
GRR
6h 11m
1 stop
$364United Airlines
Fri, May 1 - Wed, May 6
American Airlines Logo
7:00 am - 1:44 pm
GRR
-
IDA
8h 44m
1 stop
American Airlines Logo
7:00 am - 4:43 pm
IDA
-
GRR
7h 43m
1 stop
$381American Airlines
Sat, Aug 22 - Sat, Aug 29
American Airlines Logo
7:00 am - 1:44 pm
GRR
-
IDA
8h 44m
1 stop
American Airlines Logo
7:00 am - 4:43 pm
IDA
-
GRR
7h 43m
1 stop
$395American Airlines
Sat, Aug 22 - Sat, Aug 29
United Airlines Logo
8:00 am - 1:24 pm
GRR
-
IDA
7h 24m
1 stop
United Airlines Logo
2:30 pm - 1:18 am
IDA
-
GRR
8h 48m
2 stops
$400United Airlines
Wed, Sep 2 - Tue, Sep 8
American Airlines Logo
7:00 am - 1:44 pm
GRR
-
IDA
8h 44m
1 stop
American Airlines Logo
2:20 pm - 10:39 pm
IDA
-
GRR
6h 19m
1 stop
$421American Airlines
Sat, Aug 22 - Sat, Aug 29
American Airlines Logo
5:22 pm - 10:15 pm
GRR
-
IDA
6h 53m
1 stop
American Airlines Logo
12:44 pm - 12:28 am
IDA
-
GRR
9h 44m
1 stop
$435American Airlines
Tue, Jun 2 - Tue, Jun 9
American Airlines Logo
6:44 am - 12:14 pm
GRR
-
IDA
7h 30m
1 stop
American Airlines Logo
2:14 pm - 10:55 pm
IDA
-
GRR
6h 41m
1 stop
$436American Airlines
Wed, Jun 3 - Sat, Jun 6
United Airlines Logo
6:00 am - 1:24 pm
GRR
-
IDA
9h 24m
2 stops
United Airlines Logo
2:30 pm - 10:34 pm
IDA
-
GRR
6h 04m
1 stop
$452United Airlines
Sat, Aug 29 - Fri, Sep 4

American Airlines flights from Grand Rapids to Idaho Falls

Our best American Airlines deals on Grand Rapids to Idaho Falls flight tickets
American Airlines
Aug 22
GRR7:00 amGrand Rapids Gerald R. Ford Intl
8h 44m
1 stop
IDA1:44 pmIdaho Falls Fanning Field
Aug 29
IDA2:20 pmIdaho Falls Fanning Field
6h 19m
1 stop
GRR10:39 pmGrand Rapids Gerald R. Ford Intl
$329
American Airlines
Aug 22
GRR7:00 amGrand Rapids Gerald R. Ford Intl
8h 44m
1 stop
IDA1:44 pmIdaho Falls Fanning Field
Aug 29
IDA2:20 pmIdaho Falls Fanning Field
6h 19m
1 stop
GRR10:39 pmGrand Rapids Gerald R. Ford Intl
$355
American Airlines
Aug 22
GRR7:00 amGrand Rapids Gerald R. Ford Intl
8h 44m
1 stop
IDA1:44 pmIdaho Falls Fanning Field
Aug 29
IDA7:00 amIdaho Falls Fanning Field
7h 43m
1 stop
GRR4:43 pmGrand Rapids Gerald R. Ford Intl
$381

United Airlines flights from Grand Rapids to Idaho Falls

Our best United Airlines deals on Grand Rapids to Idaho Falls flight tickets
United Airlines
May 1
GRR3:30 pmGrand Rapids Gerald R. Ford Intl
7h 33m
1 stop
IDA9:03 pmIdaho Falls Fanning Field
May 6
IDA2:31 pmIdaho Falls Fanning Field
6h 11m
1 stop
GRR10:42 pmGrand Rapids Gerald R. Ford Intl
$364
United Airlines
Sep 2
GRR8:00 amGrand Rapids Gerald R. Ford Intl
7h 24m
1 stop
IDA1:24 pmIdaho Falls Fanning Field
Sep 8
IDA2:30 pmIdaho Falls Fanning Field
8h 48m
2 stops
GRR1:18 amGrand Rapids Gerald R. Ford Intl
$400
United Airlines
Apr 13
GRR9:00 amGrand Rapids Gerald R. Ford Intl
8h 39m
1 stop
IDA3:39 pmIdaho Falls Fanning Field
Apr 18
IDA2:30 pmIdaho Falls Fanning Field
5h 42m
1 stop
GRR10:12 pmGrand Rapids Gerald R. Ford Intl
$434

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 April 2, 2026.
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

Cheapest round-trip

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Sat 8/22

7:00 am-1:44 pm

1 stop8h 44m

Idaho Falls Fanning Field

Sat 8/29

2:20 pm-10:39 pm

1 stop6h 19m

$329

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Sat 8/22

7:00 am-1:44 pm

1 stop8h 44m

Idaho Falls Fanning Field

Sat 8/29

2:20 pm-10:39 pm

1 stop6h 19m

$355
Quickest round-trip

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Fri 5/1

3:30 pm-9:03 pm

1 stop7h 33m

Idaho Falls Fanning Field

Wed 5/6

2:31 pm-10:42 pm

1 stop6h 11m

$364

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Sat 8/22

7:00 am-1:44 pm

1 stop8h 44m

Idaho Falls Fanning Field

Sat 8/29

7:00 am-4:43 pm

1 stop7h 43m

$381

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Sat 8/22

7:00 am-1:44 pm

1 stop8h 44m

Idaho Falls Fanning Field

Sat 8/29

7:00 am-4:43 pm

1 stop7h 43m

$395

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Wed 9/2

8:00 am-1:24 pm

1 stop7h 24m

Idaho Falls Fanning Field

Tue 9/8

2:30 pm-1:18 am

2 stops8h 48m

$400

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Sat 8/22

7:00 am-1:44 pm

1 stop8h 44m

Idaho Falls Fanning Field

Sat 8/29

2:20 pm-10:39 pm

1 stop6h 19m

$421

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Tue 6/2

5:22 pm-10:15 pm

1 stop6h 53m

Idaho Falls Fanning Field

Tue 6/9

12:44 pm-12:28 am

1 stop9h 44m

$435

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Wed 6/3

6:44 am-12:14 pm

1 stop7h 30m

Idaho Falls Fanning Field

Sat 6/6

2:14 pm-10:55 pm

1 stop6h 41m

$436

Grand RapidsIdaho Falls

GRR - IDA

GRRIDA

Grand Rapids Gerald R. Ford Intl

Sat 8/29

6:00 am-1:24 pm

2 stops9h 24m

Idaho Falls Fanning Field

Fri 9/4

2:30 pm-10:34 pm

1 stop6h 04m

$452

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Fastest flight time

6h 25m

Direct flights

None
The fastest flight from Grand Rapids to Idaho Falls takes 6h 25m
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

Frequently asked questions about flying from Grand Rapids to Idaho Falls

  • 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 25m.

  • 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 $367Free CancellationRating
7.4
9,533 reviews
Search United Airlines flights

Frequently asked questions about flying from Grand Rapids to Idaho Falls

  • How do I get Price Alerts for flights from Grand Rapids to Idaho Falls?

    Price Alerts will notify you by email when the price for flights to Idaho Falls from Grand Rapids decreases. To activate this, select your desired travel dates and search for offers. While browsing through offers you’ll see the Price Alert widget toggle. Click it to turn on notifications.

  • How can I save money on flights from Grand Rapids to Idaho Falls with momondo?

    With “Price Forecast”, learn how soon you should book your flight in advance. Down to the day of week and time of day, our information can inform you on the ideal time to book to save on your travel. Our “Price Calendar” shows you at a quick glance when to book your travel for lower rates. By setting “Price Alerts” you can monitor changes in price and target the ideal time to book. Search for your trip destination by budget amount via our “Explore” feature. Whether you’re looking for ideas for your next travel adventure or cost-cutting tips, our “Discover” content is a great place to start.

  • How does momondo find its flight prices?

    We aggregate our prices from over 700+ competitors from airlines to OTAs. We operate in over 30 markets worldwide to show you a wide range of travel options.

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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