HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Idaho Falls

$321+ Cheap flights from Green Bay to Idaho Falls (GRB - IDA)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — IDA
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Green Bay to Idaho Falls with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Green Bay to Idaho Falls

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Idaho Falls (IDA). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$618
(United Airlines)

One-way from

$321
(American Airlines)
From Green Bay Austin-Straubel to Idaho Falls Fanning Field
Search Deals
One-way flight from Green Bay Austin-Straubel to Idaho Falls Fanning Field
Search Deals

Find flight deals from Green Bay to Idaho Falls

Cheapest flights from Green Bay to Idaho Falls
Explore the most affordable flight options available from Green Bay to Idaho Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This United Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/246:15 amGRB - IDA
2 stops12h 00mUnited Airlines
Fri 9/265:56 pmIDA - GRB
2 stops17h 48mUnited Airlines
Deal found 9/11$618
This American Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/246:00 amGRB - IDA
1 stop7h 24mAmerican Airlines
Fri 9/2612:54 pmIDA - GRB
1 stop28h 02mAmerican Airlines
Deal found 9/11$844

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay 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, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Green Bay to Idaho Falls that are best for you.

Fly from

Green Bay

Fly to

Idaho Falls

Route

Depart

Return

Price

Green BayIdaho Falls

GRB - IDA

GRBIDA

Green Bay Austin-Straubel

Wed 9/24

6:15 am-5:15 pm

2 stops12h 00m

Idaho Falls Fanning Field

Fri 9/26

5:56 pm-12:44 pm

2 stops17h 48m

$618

Green BayIdaho Falls

GRB - IDA

GRBIDA

Green Bay Austin-Straubel

Tue 3/10

8:25 am-5:22 pm

2 stops9h 57m

Idaho Falls Fanning Field

Wed 3/11

5:57 pm-10:35 am

2 stops15h 38m

$744

Green BayIdaho Falls

GRB - IDA

GRBIDA

Green Bay Austin-Straubel

Wed 9/24

6:00 am-12:24 pm

1 stop7h 24m

Idaho Falls Fanning Field

Fri 9/26

12:54 pm-5:56 pm

1 stop28h 02m

$844

Green BayIdaho Falls

GRB - IDA

GRBIDA

Green Bay Austin-Straubel

Sun 9/21

6:00 am-12:09 pm

1 stop7h 09m

$321

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Green Bay to Idaho Falls

Have a flexible travel schedule? Discover the best time to fly to Idaho Falls from Green Bay with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Related info for your journey

Find useful and relevant information for your journey from Green Bay to Idaho Falls. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Green Bay to Idaho Falls?

    Departing from Green Bay to Idaho Falls will take you 7h 24m. Green Bay and Idaho Falls are separated by a distance of 1186 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Green Bay to Idaho Falls that include hotel bookings?

    Yes. In addition to deals on Green Bay to Idaho Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Green Bay to Idaho Falls?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Green Bay to Idaho Falls.

  • Can I find deals for business class flights from Green Bay to Idaho Falls?

    Yes. Cheapflights offers flight deals from Green Bay to Idaho Falls by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Green Bay to Idaho Falls?

    Currently, October is the cheapest month in which you can book a flight from Green Bay to Idaho Falls (average of $380). Flying from Green Bay to Idaho Falls in December is currently the most expensive (average of $578). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Idaho Falls?

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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Green Bay to Idaho Falls

See prices for flight routes from nearby airports that may be better suited for you.
O'Hare Intl to Jackson flights
O'Hare Intl to Boise flights
Minneapolis to Spokane flights
Minneapolis to Boise flights
O'Hare Intl to Spokane flights
Minneapolis to Jackson flights
O'Hare Intl to Hailey flights
Appleton to Spokane flights
Milwaukee to Boise flights
Milwaukee to Jackson flights
Madison to Boise flights
O'Hare Intl to Idaho Falls flights
Green Bay to Boise flights
Madison to Jackson flights
Madison to Spokane flights
Green Bay to Jackson flights
Minneapolis to Hailey flights
Minneapolis to Idaho Falls flights
Appleton to Boise flights
Milwaukee to Spokane flights
Wausau to Spokane flights
O'Hare Intl to Lewiston flights
O'Hare Intl to West Yellowstone flights
O'Hare Intl to Pocatello flights
Minneapolis to Twin Falls flights
Duluth to Spokane flights
Madison to Idaho Falls flights
Madison to Hailey flights
Green Bay to Spokane flights
Milwaukee to Idaho Falls flights
Minneapolis to Lewiston flights
Wausau to Jackson flights
O'Hare Intl to Twin Falls flights
Rhinelander to Boise flights
Rhinelander to Idaho Falls flights
Minneapolis to Pocatello flights
La Crosse to Spokane flights
Milwaukee to Pocatello flights
Milwaukee to Lewiston flights
Rhinelander to Jackson flights
Milwaukee to West Yellowstone flights
Wausau to Idaho Falls flights
Milwaukee to Hailey flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.