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$653+ Cheap flights from Green Bay (GRB) to Athens (ATH)

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 9/7. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — ATH
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Green Bay to Athens

Discover tips and strategies to find the most affordable flight options for your journey from Green Bay (GRB) to Athens (ATH). 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 June 12, 2025.

Round-trip from

$653
(United Airlines)
From Green Bay Austin-Straubel to Athens Eleftherios V.
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Cheapest flights from Green Bay to Athens
Explore the most affordable flight options available from Green Bay to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

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.
Sun 9/710:40 amGRB - ATH
2 stops28h 20mUnited Airlines
Tue 9/2312:10 pmATH - GRB
2 stops41h 33mUnited Airlines
Deal found 6/11$653
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.
Sun 9/75:31 amGRB - ATH
1 stop20h 29mDelta
Mon 9/223:25 amATH - GRB
2 stops25h 13mDelta
Deal found 6/10$680
This KLM 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/75:31 amGRB - ATH
1 stop21h 24mKLM
Tue 9/236:00 amATH - GRB
2 stops22h 38mKLM
Deal found 6/10$699
This Gurufare 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 Gurufare is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/182:31 pmGRB - ATH
2 stops26h 19mBritish Airways
Sat 6/2811:05 amATH - GRB
1 stop14h 18mBritish Airways
Deal found 6/12$2,007

Cheapflights Fare Finder

Customize your flight search to find flights from Green Bay to Athens 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 Athens that are best for you.

Fly from

Green Bay

Fly to

Athens

Route

Depart

Return

Price

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Sun 9/7

10:40 am-11:00 pm

2 stops28h 20m

Athens Eleftherios V.

Tue 9/23

12:10 pm-9:43 pm

2 stops41h 33m

$653

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Sun 9/7

5:31 am-10:00 am

1 stop20h 29m

Athens Eleftherios V.

Mon 9/22

3:25 am-8:38 pm

2 stops25h 13m

$680

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Sun 9/7

5:31 am-10:55 am

1 stop21h 24m

Athens Eleftherios V.

Tue 9/23

6:00 am-8:38 pm

2 stops22h 38m

$699

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/11

Best time to book a flight from Green Bay to Athens

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

Rainfall in Athens by month

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

In terms of precipitation, rainfall in Athens ranges from 0.2 - 2.5 inches per month. December is typically the wettest month, when rainfall can reach 2.5 in. June is typically the driest time to visit Athens when rainfall is around 0.2 in.

Temperature in Athens by month

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

If weather is an important factor for your trip to Athens, 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 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 50.0 F).

Reviews of airlines servicing Athens

Get insights into the airlines that provide service to Athens. 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 Athens. Reviews last updated June 12, 2025.
See what other customers who have flown with Delta, KLM and United Airlines from Green Bay to Athens have to say. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
7,950 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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!
KLM
7.8
Good
1,358 reviews
Delta
8.0
Very good
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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
7,950 reviews

Boarding

8.2

Food

7.3

Crew

8.5

Comfort

7.9

Overall

8.0

Entertainment

7.9

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 Athens. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Green Bay to Athens round-trip?

    According to our current data, United Airlines ($653), Delta ($680), and KLM ($699) offers the cheapest pricing from Green Bay to Athens.

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

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

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

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

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

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

    Currently, November is the cheapest month in which you can book a flight from Green Bay to Athens (average of $679). Flying from Green Bay to Athens in June is currently the most expensive (average of $1,284). 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 Green Bay?

Book flights to Green Bay if you plan to visit one of these locations
Glyfada
Piraeus
Aegina
Loutraki

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