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$1,200+ 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 7/31. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — ATH
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Green Bay to Athens

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 January 29, 2026.

This Virgin Atlantic deal was found by Cheapflights users on 1/27. 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 Virgin Atlantic is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:30 am
GRB
-
ATH
1 stop20h 30m
Virgin Atlantic
Sun 8/99:10 am
ATH
-
GRB
1 stop20h 48m
Virgin Atlantic
Deal found 1/27$1,200
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/1610:40 am
GRB
-
ATH
2 stops18h 45m
Lufthansa
Sun 5/317:30 pm
ATH
-
GRB
2 stops29h 21m
Lufthansa
Deal found 1/27$1,262
This United Airlines deal was found by Cheapflights users on 1/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/165:30 pm
GRB
-
ATH
1 stop33h 05m
United Airlines
Sun 5/316:55 am
ATH
-
GRB
2 stops41h 48m
United Airlines
Deal found 1/27$1,275
This Cheapflightsfares deal was found by Cheapflights users on 1/27. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/315:18 pm
GRB
-
ATH
2 stops17h 27m
Lufthansa
Sun 8/96:45 am
ATH
-
GRB
2 stops17h 58m
Lufthansa
Deal found 1/27$1,294
This Delta deal was found by Cheapflights users on 1/27. 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.
Fri 7/315:25 pm
GRB
-
ATH
2 stops18h 35m
Delta
Sun 8/99:10 am
ATH
-
GRB
1 stop20h 48m
Delta
Deal found 1/27$1,296
This United Airlines deal was found by Cheapflights users on 1/28. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/68:00 am
GRB
-
ATH
2 stops24h 35m
United Airlines
Tue 2/106:25 am
ATH
-
GRB
2 stops18h 22m
United Airlines
Deal found 1/28$1,345
This Air France deal was found by Cheapflights users on 1/27. 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 5/285:25 pm
GRB
-
ATH
2 stops16h 15m
Multiple Airlines
Sat 6/66:00 am
ATH
-
GRB
2 stops22h 35m
Multiple Airlines
Deal found 1/27$1,346
This Air France deal was found by Cheapflights users on 1/28. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/285:25 pm
GRB
-
ATH
2 stops16h 15m
Air France
Sat 6/69:10 am
ATH
-
GRB
2 stops20h 16m
Air France
Deal found 1/28$1,375
This Cheapflightsfares deal was found by Cheapflights users on 1/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/291:10 pm
GRB
-
ATH
2 stops14h 45m
Lufthansa
Sun 9/138:35 am
ATH
-
GRB
2 stops16h 08m
Lufthansa
Deal found 1/28$1,387

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 January 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$1,262
(Cheapflightsfares)
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 January 29, 2026.
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

Sat 5/16

10:40 am-1:25 pm

2 stops18h 45m

Athens Eleftherios V.

Sun 5/31

7:30 pm-4:51 pm

2 stops29h 21m

$1,262

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Thu 5/28

5:25 pm-5:40 pm

2 stops16h 15m

Athens Eleftherios V.

Sat 6/6

6:00 am-8:35 pm

2 stops22h 35m

$1,346

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Thu 5/28

5:25 pm-5:40 pm

2 stops16h 15m

Athens Eleftherios V.

Sat 6/6

9:10 am-9:26 pm

2 stops20h 16m

$1,375

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Sat 5/16

5:18 pm-11:00 am

1 stop33h 42m

Athens Eleftherios V.

Sun 5/31

10:45 am-11:38 pm

1 stop20h 53m

$1,585

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Thu 5/28

9:43 am-11:00 am

1 stop17h 17m

Athens Eleftherios V.

Sat 6/6

11:15 am-11:38 pm

1 stop20h 23m

$1,807

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Sat 5/16

10:50 am-12:45 pm

3 stops17h 55m

Athens Eleftherios V.

Sun 5/31

7:45 am-9:58 pm

2 stops22h 13m

$2,701

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

  • 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 January 29, 2026.
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
9,215 reviews

Overall

7.4

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,215 reviews
United Airlines
7.4
Good
9,215 reviews

Overall

7.4

Crew

8.1

Comfort

7.3

Boarding

7.7

Entertainment

7.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

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 $1,375, Lufthansa can have you in Athens from Green Bay in 16h 15m. 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

Browse thousands of different options on Cheapflights for your next trip

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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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$710Average$1,471FlexibilityNo cancel feeOn-time69%

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