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$235+ Cheap flights from Green Bay (GRB) to Idaho

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 8/4. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — BOI
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Green Bay to Idaho

Keep the following information in mind while searching for Green Bay to Idaho flight deals. Data was last updated June 12, 2025.

Round-trip from

$464
(United Airlines)

One-way from

$235
(Delta)

Popular in

February

Cheapest in

March

Average price

$568
From Green Bay Austin-Straubel to Idaho
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One-way flight from Green Bay Austin-Straubel to Idaho
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High demand for flights, 22% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Green Bay to Idaho

Cheapest flights from Green Bay to Idaho
Explore the most affordable flight options available from Green Bay to Idaho. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/216:20 amGRB - GEG
1 stop6h 08mDelta
Sat 6/282:22 pmGEG - GRB
1 stop5h 42mDelta
Deal found 6/10$409
This United Airlines deal was found by Cheapflights users on 6/10. 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.
Tue 7/158:00 amGRB - BOI
2 stops11h 07mUnited Airlines
Sat 7/1912:39 pmBOI - GRB
1 stop5h 39mUnited Airlines
Deal found 6/10$464
This United Airlines deal was found by Cheapflights users on 6/11. 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.
Sat 6/2810:46 amGRB - GEG
2 stops12h 17mUnited Airlines
Thu 7/311:37 amGEG - GRB
1 stop5h 41mUnited Airlines
Deal found 6/11$524
This American Airlines deal was found by Cheapflights users on 6/10. 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 7/166:19 pmGRB - BOI
1 stop19h 27mAmerican Airlines
Sat 7/191:17 pmBOI - GRB
1 stop9h 12mAmerican Airlines
Deal found 6/10$552
This American Airlines deal was found by Cheapflights users on 6/12. 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.
Tue 8/56:19 pmGRB - GEG
1 stop19h 25mAmerican Airlines
Mon 8/111:08 pmGEG - GRB
1 stop18h 04mAmerican Airlines
Deal found 6/12$565
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/156:20 amGRB - BOI
1 stop5h 30mDelta
Sat 7/193:17 pmBOI - GRB
1 stop5h 46mDelta
Deal found 6/11$637
This United Airlines deal was found by Cheapflights users on 6/12. 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.
Thu 9/185:30 pmGRB - IDA
2 stops17h 17mUnited Airlines
Mon 9/225:56 pmIDA - GRB
2 stops17h 48mUnited Airlines
Deal found 6/12$658

Cheapflights Fare Finder

Customize your flight search to find flights from Green Bay to Idaho 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 June 12, 2025.
Use the filters below to find and compare flights from Green Bay to Idaho that are best for you.

Fly from

Green Bay

Fly to

Idaho

Route

Depart

Return

Price

Green BayBoise

GRB - BOI

GRBBOI

Green Bay Austin-Straubel

Tue 7/15

8:00 am-6:07 pm

2 stops11h 07m

Boise Air Term. Gowen Fld

Sat 7/19

12:39 pm-7:18 pm

1 stop5h 39m

$464

Green BaySpokane

GRB - GEG

GRBGEG

Green Bay Austin-Straubel

Sat 6/28

10:46 am-9:03 pm

2 stops12h 17m

Spokane

Thu 7/3

11:37 am-7:18 pm

1 stop5h 41m

$524

Green BaySpokane

GRB - GEG

GRBGEG

Green Bay Austin-Straubel

Sat 6/28

4:24 pm-7:32 pm

1 stop5h 08m

Spokane

Thu 7/3

12:29 pm-11:13 pm

1 stop8h 44m

$539

Green BayBoise

GRB - BOI

GRBBOI

Green Bay Austin-Straubel

Wed 7/16

6:19 pm-12:46 pm

1 stop19h 27m

Boise Air Term. Gowen Fld

Sat 7/19

1:17 pm-11:29 pm

1 stop9h 12m

$552

Green BaySpokane

GRB - GEG

GRBGEG

Green Bay Austin-Straubel

Tue 8/5

6:19 pm-11:44 am

1 stop19h 25m

Spokane

Mon 8/11

1:08 pm-9:12 am

1 stop18h 04m

$565

Green BayBoise

GRB - BOI

GRBBOI

Green Bay Austin-Straubel

Tue 7/15

6:20 am-10:50 am

1 stop5h 30m

Boise Air Term. Gowen Fld

Sat 7/19

3:17 pm-10:03 pm

1 stop5h 46m

$637

Green BayIdaho Falls

GRB - IDA

GRBIDA

Green Bay Austin-Straubel

Thu 9/18

5:30 pm-9:47 am

2 stops17h 17m

Idaho Falls Fanning Field

Mon 9/22

5:56 pm-12:44 pm

2 stops17h 48m

$658

Green BaySpokane

GRB - GEG

GRBGEG

Green Bay Austin-Straubel

Mon 8/4

5:03 pm-12:04 am

2 stops9h 01m

$235

Green BaySpokane

GRB - GEG

GRBGEG

Green Bay Austin-Straubel

Thu 9/25

6:00 am-12:44 pm

1 stop8h 44m

$304

Green BayBoise

GRB - BOI

GRBBOI

Green Bay Austin-Straubel

Mon 8/11

6:26 pm-12:19 pm

1 stop18h 53m

$331

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Showing 1-10 of 11 results
1
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Best time to book a flight from Green Bay to Idaho

Have a flexible travel schedule? Discover the best time to fly to Idaho 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.

Cheapflights Insights

Everything you need to know about your flight from Green Bay to Idaho

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

Currently, October is the cheapest month in which you can book a flight from Green Bay to Idaho (average of $314). Flying from Green Bay to Idaho in June is currently the most expensive (average of $395). 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.

Rainfall in Idaho by month

Plan your trip to Idaho by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Idaho ranges from 0.2 - 1.6 inches per month. December is typically the wettest month, when rainfall can reach 1.6 in. August is typically the driest time to visit Idaho when rainfall is around 0.2 in.

Temperature in Idaho by month

Plan your trip to Idaho by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Idaho, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 75.2 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Idaho

Get insights into the airlines that provide service to Idaho. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Idaho. Reviews last updated June 12, 2025.
Peruse reviews from past customers who have flown with Delta, United Airlines and American Airlines from Green Bay to Idaho to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,946 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
United Airlines
7.4
Good
8,790 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,946 reviews

Crew

8.5

Overall

8.0

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

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

  • What airport do you fly from for flights from Green Bay to Idaho?

    For a flight from Green Bay to Idaho, you will be flying from Austin-Straubel. Green Bay Austin-Straubel (GRB) is just 5.9 mi from the center of the city.

  • What are the cheapest airlines to fly from Green Bay to Idaho one-way?

    $235 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $304 and $1,190, respectively.

  • What are the most popular routes from Green Bay to Idaho?

    The most popular flight routes from Green Bay to Idaho are Green Bay Austin-Straubel - Boise Air Term. Gowen Fld, Green Bay Austin-Straubel - Spokane and Green Bay Austin-Straubel - Idaho Falls Fanning Field.

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

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

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

    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.

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

    Yes. Cheapflights offers flight deals from Green Bay to Idaho 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?

    Currently, October is the cheapest month in which you can book a flight from Green Bay to Idaho (average of $314). Flying from Green Bay to Idaho in June is currently the most expensive (average of $395). 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

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Alternative routes for Green Bay to Idaho

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Green Bay to Idaho

Discover the top 2 airlines that operate flights from Green Bay to Idaho. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$288Average$487FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$330Average$565FlexibilityNo cancel feeOn-time69%

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