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Southeast Europe

$721+ Cheap flights from Green Bay (GRB) to Southeast Europe

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 11/14. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — ATH
Dec 6 — Dec 131
Sat 12/6
Sat 12/13
1 adult, Economy
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Cheap flight deals from Green Bay to Southeast Europe

Keep the following information in mind while searching for Green Bay to Southeast Europe flight deals. Data was last updated November 6, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
1 star

Round-trip from

$809
(United Airlines)
Provider with most accurate pricing for Green Bay Austin-Straubel-Athens Eleftherios V. flight deals.
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Provider most trusted by Cheapflights users for Green Bay Austin-Straubel-Athens Eleftherios V. flights.
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From Green Bay Austin-Straubel to Southeast Europe
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Find flight deals from Green Bay to Southeast Europe

Cheapest flights from Green Bay to Southeast Europe
Explore the most affordable flight options available from Green Bay to Southeast Europe. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 6, 2025.

This United Airlines deal was found by Cheapflights users on 11/4. 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 11/148:00 amGRB - ZAG
2 stops22h 50mUnited Airlines
Tue 11/186:15 amZAG - GRB
2 stops19h 45mUnited Airlines
Deal found 11/4$721
This Lufthansa deal was found by Cheapflights users on 11/4. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/125:27 pmGRB - DBV
2 stops40h 18mLufthansa
Sun 11/164:35 pmDBV - GRB
2 stops31h 11mLufthansa
Deal found 11/4$1,108
This Cheapflightsfares deal was found by Cheapflights users on 11/6. 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.
Mon 11/101:20 pmGRB - ATH
2 stops19h 15mLufthansa
Wed 11/126:15 amATH - GRB
2 stops23h 23mLufthansa
Deal found 11/6$1,406
This American Airlines deal was found by Cheapflights users on 11/6. 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 11/1010:46 amGRB - ATH
1 stop16h 14mAmerican Airlines
Wed 11/1212:50 pmATH - GRB
2 stops28h 25mAmerican Airlines
Deal found 11/6$1,452
This Delta deal was found by Cheapflights users on 11/5. 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 11/147:00 amGRB - ZAG
2 stops24h 35mDelta
Tue 11/186:30 amZAG - GRB
2 stops16h 40mDelta
Deal found 11/5$1,719
This Cheapflightsfares deal was found by Cheapflights users on 11/5. 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 11/141:20 pmGRB - ATH
2 stops14h 30mMultiple Airlines
Sun 11/168:30 amATH - GRB
2 stops16h 16mMultiple Airlines
Deal found 11/5$3,803

Cheapflights Fare Finder

 
Customize your flight search to find flights from Green Bay to Southeast Europe 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 November 6, 2025.
Use the filters below to find and compare flights from Green Bay to Southeast Europe that are best for you.

Fly from

Green Bay

Fly to

Southeast Europe

Route

Depart

Return

Price

Green BayBucharest

GRB - OTP

GRBOTP

Green Bay Austin-Straubel

Fri 3/27

3:44 pm-11:50 pm

2 stops25h 06m

Bucharest Otopeni Intl

Tue 3/31

6:05 am-7:05 pm

2 stops21h 00m

$849

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Fri 3/27

5:18 pm-6:05 pm

2 stops17h 47m

Athens Eleftherios V.

Tue 3/31

6:55 am-7:05 pm

2 stops20h 10m

$1,073

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Fri 3/27

11:53 am-10:05 pm

2 stops27h 12m

Athens Eleftherios V.

Tue 3/31

9:10 am-10:00 pm

1 stop20h 50m

$1,359

Green BayBucharest

GRB - OTP

GRBOTP

Green Bay Austin-Straubel

Fri 3/27

5:18 pm-7:30 am

2 stops31h 12m

Bucharest Otopeni Intl

Mon 3/30

2:20 am-9:14 pm

2 stops26h 54m

$2,682

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/3

Best time to book a flight from Green Bay to Southeast Europe

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

Related info for your journey

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

    Most people fly from Green Bay Austin-Straubel (GRB) if they book a flight from Green Bay to Southeast Europe. Green Bay Austin-Straubel is conveniently located just 5.9 mi from Green Bay’s city center.

  • How long is the flight from Green Bay to Southeast Europe?

    For as low as $849, United Airlines can have you in Southeast Europe from Green Bay in 25h 06m. The distance from Green Bay to Southeast Europe is about 5078 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    The most popular flight routes from Green Bay to Southeast Europe are Green Bay Austin-Straubel - Athens Eleftherios V., Green Bay Austin-Straubel - Dubrovnik and Green Bay Austin-Straubel - Bucharest Otopeni Intl.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Green Bay to Southeast Europe 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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