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Southeast Europe

$493+ 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 3/2. Fares are subject to change and may not be available on all flights or dates of travel.
GRB — ATH
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap 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 February 3, 2026.

This oojo deal was found by Cheapflights users on 2/3. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/26:32 pm
GRB
-
ATH
2 stops20h 38m
British Airways
Wed 3/111:30 pm
ATH
-
GRB
2 stops35h 31m
British Airways
Deal found 2/3$493
This American Airlines deal was found by Cheapflights users on 2/3. 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 3/210:00 am
GRB
-
ATH
2 stops21h 50m
American Airlines
Wed 3/117:50 am
ATH
-
GRB
3 stops22h 42m
American Airlines
Deal found 2/3$712
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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.
Tue 4/75:35 pm
GRB
-
ATH
2 stops17h 05m
Lufthansa
Fri 4/1711:45 am
ATH
-
GRB
2 stops20h 12m
Lufthansa
Deal found 2/3$749
This United Airlines deal was found by Cheapflights users on 2/1. 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 4/261:30 pm
GRB
-
ATH
1 stop13h 05m
United Airlines
Fri 5/83:25 pm
ATH
-
GRB
2 stops33h 25m
United Airlines
Deal found 2/1$772
This United Airlines deal was found by Cheapflights users on 2/3. 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.
Tue 4/78:00 am
GRB
-
ATH
2 stops16h 10m
United Airlines
Fri 4/1712:35 pm
ATH
-
GRB
1 stop14h 38m
United Airlines
Deal found 2/3$780
This United Airlines deal was found by Cheapflights users on 1/31. 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 2/42:39 pm
GRB
-
ZAG
2 stops16h 11m
United Airlines
Sun 2/82:35 pm
ZAG
-
GRB
2 stops35h 28m
United Airlines
Deal found 1/31$791
This Virgin Atlantic deal was found by Cheapflights users on 2/3. 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.
Tue 4/75:19 am
GRB
-
ATH
1 stop21h 41m
Virgin Atlantic
Fri 4/179:10 am
ATH
-
GRB
1 stop21h 49m
Virgin Atlantic
Deal found 2/3$803
This United Airlines deal was found by Cheapflights users on 1/31. 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 2/48:20 am
GRB
-
OTP
2 stops21h 40m
United Airlines
Sun 2/85:55 am
OTP
-
GRB
2 stops18h 52m
United Airlines
Deal found 1/31$814
This Cheapflightsfares deal was found by Cheapflights users on 2/3. 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 5/188:00 pm
GRB
-
DBV
2 stops14h 45m
Lufthansa
Thu 5/2811:00 am
DBV
-
GRB
2 stops20h 14m
Lufthansa
Deal found 2/3$852
This United Airlines deal was found by Cheapflights users on 2/2. 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.
Tue 8/181:11 pm
GRB
-
ATH
1 stop13h 24m
United Airlines
Mon 8/2412:45 pm
ATH
-
GRB
2 stops40h 19m
United Airlines
Deal found 2/2$918
This FlightHub deal was found by Cheapflights users on 2/1. 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.
Tue 8/188:25 pm
GRB
-
ATH
2 stops16h 35m
Lufthansa
Mon 8/247:35 pm
ATH
-
GRB
2 stops33h 29m
Lufthansa
Deal found 2/1$926
This Gurufare deal was found by Cheapflights users on 2/1. 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.
Sat 3/285:28 pm
GRB
-
DBV
2 stops39h 47m
Lufthansa
Tue 4/75:05 pm
DBV
-
GRB
2 stops35h 27m
Lufthansa
Deal found 2/1$930

Find 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 February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$493
(oojo)
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 Southeast Europe
Search Deals

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 February 3, 2026.
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 BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Mon 3/2

10:00 am-3:50 pm

2 stops21h 50m

Athens Eleftherios V.

Wed 3/11

7:50 am-11:32 pm

3 stops22h 42m

$712

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Tue 4/7

5:35 pm-6:40 pm

2 stops17h 05m

Athens Eleftherios V.

Fri 4/17

11:45 am-11:57 pm

2 stops20h 12m

$749

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Sun 4/26

8:00 am-8:10 am

2 stops16h 10m

Athens Eleftherios V.

Fri 5/8

1:10 pm-3:10 pm

2 stops34h 00m

$777

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Tue 4/7

8:00 am-8:10 am

2 stops16h 10m

Athens Eleftherios V.

Fri 4/17

12:35 pm-7:13 pm

1 stop14h 38m

$780

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Tue 4/7

5:19 am-11:00 am

1 stop21h 41m

Athens Eleftherios V.

Fri 4/17

9:10 am-10:59 pm

1 stop21h 49m

$803

Green BayDubrovnik

GRB - DBV

GRBDBV

Green Bay Austin-Straubel

Mon 5/18

8:00 pm-5:45 pm

2 stops14h 45m

Dubrovnik

Thu 5/28

11:00 am-12:14 am

2 stops20h 14m

$852

Green BayDubrovnik

GRB - DBV

GRBDBV

Green Bay Austin-Straubel

Sat 3/28

5:28 pm-3:15 pm

2 stops39h 47m

Dubrovnik

Tue 4/7

5:05 pm-9:32 pm

2 stops35h 27m

$930

Green BayDubrovnik

GRB - DBV

GRBDBV

Green Bay Austin-Straubel

Wed 5/20

5:01 pm-11:25 pm

2 stops23h 24m

Dubrovnik

Thu 5/28

6:30 am-4:21 pm

2 stops16h 51m

$986

Green BayDubrovnik

GRB - DBV

GRBDBV

Green Bay Austin-Straubel

Mon 5/18

5:24 pm-8:10 pm

3 stops19h 46m

Dubrovnik

Thu 5/28

12:55 pm-9:12 am

3 stops27h 17m

$1,140

Green BayZagreb

GRB - ZAG

GRBZAG

Green Bay Austin-Straubel

Tue 6/16

5:00 am-2:15 pm

2 stops26h 15m

Zagreb Franjo Tuđman

Tue 6/23

3:00 pm-4:51 pm

2 stops32h 51m

$1,291

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

Showing 1-10 of 15 results
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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.

Reviews of airlines servicing Southeast Europe

Get insights into the airlines that provide service to Southeast Europe. 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 Southeast Europe. Reviews last updated February 3, 2026.
Read reviews from past customers who have flown United Airlines from Green Bay to Southeast Europe. 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
9,236 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Comfort

7.3

Crew

8.1

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
9,236 reviews
United Airlines
7.4
Good
9,236 reviews

Entertainment

7.1

Boarding

7.7

Overall

7.4

Food

6.6

Comfort

7.3

Crew

8.1

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 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 $777, American Airlines can have you in Southeast Europe from Green Bay in 16h 10m. The distance from Green Bay to Southeast Europe is about 5339 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 - Dubrovnik, Green Bay Austin-Straubel - Athens Eleftherios V. and Green Bay Austin-Straubel - Zagreb Franjo Tuđman.

  • 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

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Green Bay to Southeast Europe

See prices for flight routes from nearby airports that may be better suited for you.
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Top airline flying from Green Bay to Southeast Europe

Discover the top airline that operate flights from Green Bay to Southeast Europe. 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$710Average$1,471FlexibilityNo cancel feeOn-time69%

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