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$488+ 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 2/2. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — ATH
Jan 11 — Jan 181
Sun 1/11
Sun 1/18
1 adult, Economy
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Cheap flight deals from Green Bay to Athens

Best flights from Green Bay to Athens
Discover carefully curated flight deals from Green Bay to Athens that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated December 12, 2025.

This FlightHub deal was found by Cheapflights users on 12/11. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/25:24 pmGRB - ATH
2 stops37h 11mLufthansa
Mon 2/912:50 pmATH - GRB
2 stops16h 41mLufthansa
Deal found 12/11$488
This United Airlines deal was found by Cheapflights users on 12/9. 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 1/295:24 pmGRB - ATH
2 stops24h 16mUnited Airlines
Mon 2/26:25 amATH - GRB
2 stops20h 38mUnited Airlines
Deal found 12/9$501
This American Airlines deal was found by Cheapflights users on 12/11. 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.
Mon 2/211:20 amGRB - ATH
3 stops20h 30mAmerican Airlines
Mon 2/97:45 amATH - GRB
3 stops22h 27mAmerican Airlines
Deal found 12/11$508
This United Airlines deal was found by Cheapflights users on 12/11. 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 3/185:28 pmGRB - ATH
2 stops32h 52mUnited Airlines
Sat 3/287:05 amATH - GRB
2 stops21h 22mUnited Airlines
Deal found 12/11$652
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Sun 3/82:54 pmGRB - ATH
2 stops36h 16mUnited Airlines
Fri 3/2010:55 amATH - GRB
2 stops39h 02mUnited Airlines
Deal found 12/10$766
This KAYAK deal was found by Cheapflights users on 12/10. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/281:10 pmGRB - ATH
2 stops17h 45mLufthansa
Sat 6/66:55 amATH - GRB
2 stops17h 48mLufthansa
Deal found 12/10$1,517
This United Airlines deal was found by Cheapflights users on 12/10. 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.
Thu 5/281:10 pmGRB - ATH
1 stop13h 25mUnited Airlines
Sat 6/612:35 pmATH - GRB
1 stop14h 30mUnited Airlines
Deal found 12/10$1,728

Find 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 December 12, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$488
(FlightHub)
Provider with most accurate pricing for Green Bay Austin-Straubel-Athens Eleftherios V. flight deals.
Search Deals
Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Athens Eleftherios V. flights.
Search Deals
From Green Bay Austin-Straubel to Athens Eleftherios V.
Search Deals

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 December 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

Mon 2/2

5:24 pm-2:35 pm

2 stops37h 11m

Athens Eleftherios V.

Mon 2/9

12:50 pm-9:31 pm

2 stops16h 41m

$488

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Thu 1/29

5:24 pm-1:40 am

2 stops24h 16m

Athens Eleftherios V.

Mon 2/2

6:25 am-7:03 pm

2 stops20h 38m

$501

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Mon 2/2

11:20 am-3:50 pm

3 stops20h 30m

Athens Eleftherios V.

Mon 2/9

7:45 am-10:12 pm

3 stops22h 27m

$508

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Wed 3/18

5:28 pm-9:20 am

2 stops32h 52m

Athens Eleftherios V.

Sat 3/28

7:05 am-9:27 pm

2 stops21h 22m

$652

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Sun 3/8

2:54 pm-10:10 am

2 stops36h 16m

Athens Eleftherios V.

Fri 3/20

10:55 am-6:57 pm

2 stops39h 02m

$766

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Thu 5/28

1:10 pm-2:55 pm

2 stops17h 45m

Athens Eleftherios V.

Sat 6/6

6:55 am-4:43 pm

2 stops17h 48m

$1,517

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Thu 5/28

1:10 pm-10:35 am

1 stop13h 25m

Athens Eleftherios V.

Sat 6/6

12:35 pm-7:05 pm

1 stop14h 30m

$1,728

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/11

  • Most accurate provider: When it comes to deals on Green Bay-Athens flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Green Bay-Athens flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Green Bay-Athens flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Green Bay-Athens flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Green Bay-Athens flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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 December 12, 2025.
Get a feel of what it's like to fly with United Airlines from Green Bay to Athens by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.
United Airlines
7.4
Good
9,095 reviews
United Airlines
7.4
Good
9,095 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Boarding

7.7

Entertainment

7.1

Overall

7.4

Reviews

1 / 20
10.0
Excellent

Sunderesh,Dec 2025

AUS - EWR

Smooth flight from Austin to Newark. The crew was friendly.

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.

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

    For as low as $508, Lufthansa can have you in Athens from Green Bay in 20h 30m. Airlines will cover a distance of 5339 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Green Bay to Athens round-trip?

    According to our current data, United Airlines ($710), 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.

See more FAQs

Traveling to a place near Athens?

Book flights to Athens if you plan to visit one of these locations
Glyfada
Piraeus
Tolo
Galaxidi

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Top airline flying from Green Bay to Athens

Discover the top airline that operate flights from Green Bay to Athens. 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 December 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$710Average$1,471FlexibilityNo cancel feeOn-time69%

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