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$655+ Cheap flights from Green Bay (GRB) to Heidelberg, Germany

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/27. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — FRA
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Find flight deals from Green Bay to Heidelberg

Cheapest flights from Green Bay to Heidelberg
Explore the most affordable flight options available from Green Bay to Heidelberg. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Delta deal was found by Cheapflights users on 10/28. 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.
Thu 11/275:19 amGRB - FRA
1 stop20h 21mDelta
Sun 12/710:15 amFRA - GRB
2 stops19h 22mDelta
Deal found 10/28$655
This Air France deal was found by Cheapflights users on 10/27. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/275:19 amGRB - FRA
1 stop20h 21mMultiple Airlines
Sun 12/712:00 pmFRA - GRB
2 stops17h 37mMultiple Airlines
Deal found 10/27$661
This Delta deal was found by Cheapflights users on 10/27. 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.
Thu 12/117:00 amGRB - FRA
2 stops17h 50mDelta
Thu 12/186:55 amFRA - GRB
2 stops20h 44mDelta
Deal found 10/27$860
This Ovago deal was found by Cheapflights users on 10/27. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/115:21 pmGRB - FRA
1 stop13h 39mLufthansa
Thu 12/1810:50 amFRA - GRB
1 stop17h 46mLufthansa
Deal found 10/27$1,191
This American Airlines deal was found by Cheapflights users on 10/27. 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.
Thu 11/2712:00 pmGRB - FRA
3 stops19h 25mAmerican Airlines
Sun 12/710:50 amFRA - GRB
2 stops19h 41mAmerican Airlines
Deal found 10/27$1,525
This Cheapflightsfares deal was found by Cheapflights users on 10/29. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/131:20 pmGRB - FRA
2 stops13h 45mMultiple Airlines
Fri 12/128:50 amFRA - GRB
2 stops14h 56mMultiple Airlines
Deal found 10/29$1,549

Cheap flight deals from Green Bay to Heidelberg

Keep the following information in mind while searching for Green Bay to Heidelberg flight deals. Data was last updated October 29, 2025.

Round-trip from

$655
(Delta)
From Green Bay Austin-Straubel to Heidelberg
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to Heidelberg 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 October 29, 2025.
Use the filters below to find and compare flights from Green Bay to Heidelberg that are best for you.

Fly from

Green Bay

Fly to

Heidelberg

Route

Depart

Return

Price

Green BayFrankfurt am Main

GRB - FRA

GRBFRA

Green Bay Austin-Straubel

Thu 11/27

5:19 am-8:40 am

1 stop20h 21m

Frankfurt am Main

Sun 12/7

10:15 am-10:37 pm

2 stops19h 22m

$655

Green BayFrankfurt am Main

GRB - FRA

GRBFRA

Green Bay Austin-Straubel

Thu 11/27

5:19 am-8:40 am

1 stop20h 21m

Frankfurt am Main

Sun 12/7

12:00 pm-10:37 pm

2 stops17h 37m

$661

Green BayFrankfurt am Main

GRB - FRA

GRBFRA

Green Bay Austin-Straubel

Thu 12/11

7:00 am-7:50 am

2 stops17h 50m

Frankfurt am Main

Thu 12/18

6:55 am-8:39 pm

2 stops20h 44m

$860

Green BayFrankfurt am Main

GRB - FRA

GRBFRA

Green Bay Austin-Straubel

Thu 12/11

5:21 pm-2:00 pm

1 stop13h 39m

Frankfurt am Main

Thu 12/18

10:50 am-9:36 pm

1 stop17h 46m

$1,191

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/28

Best time to book a flight from Green Bay to Heidelberg

Have a flexible travel schedule? Discover the best time to fly to Heidelberg 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 Heidelberg
No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Heidelberg

Get insights into the airlines that provide service to Heidelberg. 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 Heidelberg. Reviews last updated October 29, 2025.
See what other customers who have flown with United Airlines from Green Bay to Heidelberg have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,999 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000
United Airlines
7.4
Good
8,999 reviews
United Airlines
7.4
Good
8,999 reviews

Comfort

7.3

Overall

7.4

Food

6.6

Crew

8.1

Entertainment

7.1

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Sebrena,Oct 2025

IAH - RSW

The worst that I have ever experienced in my life so bad if it was free I'm not ever going to use your Airline again I dont believe ..... very disappointed 😞 😔0000000000000

Related info for your journey

Find useful and relevant information for your journey from Green Bay to Heidelberg. 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 Heidelberg?

    Green Bay Austin-Straubel (GRB), located 5.9 mi from the city center, is the airport you fly out of when you book flights from Green Bay to Heidelberg. 1 airline have flights from Austin-Straubel to Heidelberg on a regular basis. Booking flights from Green Bay Austin-Straubel to Heidelberg should not be difficult; the airport handles an average of 0 outbound flights to Heidelberg per day.

  • How long is the flight from Green Bay to Heidelberg?

    A quick flight from Green Bay to Heidelberg can take about 20h 21m. Delta provides one of the quickest options available for as low as $655. There are 4217 mi between Green Bay and Heidelberg.

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

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

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

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

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

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

See more FAQs

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Top airline flying from Green Bay to Heidelberg

Discover the top airline that operate flights from Green Bay to Heidelberg. 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$635Average$1,193FlexibilityNo cancel feeOn-time69%

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