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Cheap flights from Green Bay to Athens from $499

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Green Bay to Athens departing on 1/29. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Green Bay to Athens

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
3:42 pm - 1:40 am
GRB
-
ATH
25h 58m2 stops
United Airlines Logo
6:25 am - 2:02 pm
ATH
-
GRB
39h 37m2 stops
$499United Airlines
Thu, Jan 29 - Mon, Feb 2
United Airlines Logo
2:39 pm - 1:40 am
GRB
-
ATH
27h 01m2 stops
United Airlines Logo
6:25 am - 4:47 pm
ATH
-
GRB
18h 22m2 stops
$501United Airlines
Thu, Jan 29 - Mon, Feb 2
Lufthansa Logo
10:40 am - 2:35 pm
GRB
-
ATH
19h 55m2 stops
Lufthansa Logo
5:25 pm - 4:52 pm
ATH
-
GRB
30h 27m2 stops
$604Lufthansa
Wed, Feb 25 - Mon, Mar 9
American Airlines Logo
9:58 am - 6:50 pm
GRB
-
ATH
24h 52m2 stops
American Airlines Logo
7:45 am - 11:33 pm
ATH
-
GRB
22h 48m3 stops
$864American Airlines
Wed, Feb 25 - Mon, Mar 9
Lufthansa Logo
1:10 pm - 2:55 pm
GRB
-
ATH
17h 45m2 stops
Lufthansa Logo
6:55 am - 4:43 pm
ATH
-
GRB
17h 48m2 stops
$1,517Lufthansa
Thu, May 28 - Sat, Jun 6
Lufthansa Logo
1:10 pm - 2:45 pm
GRB
-
ATH
17h 35m2 stops
Lufthansa Logo
12:35 pm - 9:14 pm
ATH
-
GRB
16h 39m1 stop
$1,540Lufthansa
Thu, May 28 - Sat, Jun 6
Lufthansa Logo
1:10 pm - 11:50 am
GRB
-
ATH
14h 40m2 stops
Lufthansa Logo
6:05 am - 9:14 pm
ATH
-
GRB
23h 09m2 stops
$1,542Lufthansa
Thu, May 28 - Sat, Jun 6
Lufthansa Logo
5:18 pm - 11:10 pm
GRB
-
ATH
21h 52m2 stops
Lufthansa Logo
12:35 pm - 9:14 pm
ATH
-
GRB
16h 39m1 stop
$1,575Lufthansa
Thu, May 28 - Sat, Jun 6
Lufthansa Logo
5:18 pm - 10:00 pm
GRB
-
ATH
20h 42m2 stops
Lufthansa Logo
6:55 am - 9:14 pm
ATH
-
GRB
22h 19m2 stops
$1,578Lufthansa
Thu, May 28 - Sat, Jun 6
Lufthansa Logo
1:10 pm - 11:50 am
GRB
-
ATH
14h 40m2 stops
Lufthansa Logo
12:35 pm - 9:14 pm
ATH
-
GRB
16h 39m1 stop
$1,607Lufthansa
Thu, May 28 - Sat, Jun 6

Lufthansa flights from Green Bay to Athens

Our best Lufthansa deals on Green Bay to Athens flight tickets
Lufthansa
Feb 25
GRB10:40 amGreen Bay Austin-Straubel
19h 55m
2 stops
ATH2:35 pmAthens Eleftherios V.
Mar 9
ATH5:25 pmAthens Eleftherios V.
30h 27m
2 stops
GRB4:52 pmGreen Bay Austin-Straubel
$604
Find similar
Lufthansa
May 28
GRB1:10 pmGreen Bay Austin-Straubel
17h 45m
2 stops
ATH2:55 pmAthens Eleftherios V.
Jun 6
ATH6:55 amAthens Eleftherios V.
17h 48m
2 stops
GRB4:43 pmGreen Bay Austin-Straubel
$1,517
Find similar
Lufthansa
May 28
GRB1:10 pmGreen Bay Austin-Straubel
17h 35m
2 stops
ATH2:45 pmAthens Eleftherios V.
Jun 6
ATH12:35 pmAthens Eleftherios V.
16h 39m
1 stop
GRB9:14 pmGreen Bay Austin-Straubel
$1,540
Find similar

United Airlines flights from Green Bay to Athens

Our best United Airlines deals on Green Bay to Athens flight tickets
United Airlines
Jan 29
GRB3:42 pmGreen Bay Austin-Straubel
25h 58m
2 stops
ATH1:40 amAthens Eleftherios V.
Feb 2
ATH6:25 amAthens Eleftherios V.
39h 37m
2 stops
GRB2:02 pmGreen Bay Austin-Straubel
$499
Find similar
United Airlines
Jan 29
GRB2:39 pmGreen Bay Austin-Straubel
27h 01m
2 stops
ATH1:40 amAthens Eleftherios V.
Feb 2
ATH6:25 amAthens Eleftherios V.
18h 22m
2 stops
GRB4:47 pmGreen Bay Austin-Straubel
$501
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 7, 2025.
Use the filters below to find and compare flights from Green Bay to Athens that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Thu 1/29

3:42 pm-1:40 am

2 stops25h 58m

Athens Eleftherios V.

Mon 2/2

6:25 am-2:02 pm

2 stops39h 37m

$499

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Thu 1/29

2:39 pm-1:40 am

2 stops27h 01m

Athens Eleftherios V.

Mon 2/2

6:25 am-4:47 pm

2 stops18h 22m

$501

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Wed 2/25

10:40 am-2:35 pm

2 stops19h 55m

Athens Eleftherios V.

Mon 3/9

5:25 pm-4:52 pm

2 stops30h 27m

$604

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Wed 2/25

9:58 am-6:50 pm

2 stops24h 52m

Athens Eleftherios V.

Mon 3/9

7:45 am-11:33 pm

3 stops22h 48m

$864

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-2:45 pm

2 stops17h 35m

Athens Eleftherios V.

Sat 6/6

12:35 pm-9:14 pm

1 stop16h 39m

$1,540

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Thu 5/28

1:10 pm-11:50 am

2 stops14h 40m

Athens Eleftherios V.

Sat 6/6

6:05 am-9:14 pm

2 stops23h 09m

$1,542

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Thu 5/28

5:18 pm-11:10 pm

2 stops21h 52m

Athens Eleftherios V.

Sat 6/6

12:35 pm-9:14 pm

1 stop16h 39m

$1,575

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Thu 5/28

5:18 pm-10:00 pm

2 stops20h 42m

Athens Eleftherios V.

Sat 6/6

6:55 am-9:14 pm

2 stops22h 19m

$1,578

Green BayAthens

GRB - ATH

GRBATH

Green Bay Austin-Straubel

Thu 5/28

1:10 pm-11:50 am

2 stops14h 40m

Athens Eleftherios V.

Sat 6/6

12:35 pm-9:14 pm

1 stop16h 39m

$1,607

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Athens from

How to get the cheapest flight ticket from Green Bay to Athens

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Athens?

The cheapest day to depart on your flight to Athens is on a Friday when prices can be found for as low as $1,241. This is often the case because there is less demand to fly during this day of the week. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $1,499. These prices are subject to change though, so be sure to set up a Price Alert for flights to Athens.

What is the cheapest time of day to depart on your flight to Athens?

The cheapest time of day to fly to Athens is in the afternoon when flights can be purchased for as low as $1,379. Flights to Athens are more costly in the morning, with an average ticket price of $1,440. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

When to book flights from Green Bay to Athens

Are you open to changing your travel dates? Check out the ideal times to fly from Green Bay to Athens according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Green Bay to Athens (GRB to ATH) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Green Bay to Athens

Fastest flight time

14h 37m

Direct flights

None
The fastest flight from Green Bay to Athens takes 14h 37m
There are no direct flights from Green Bay to Athens. There are no popular flight routes from Green Bay to Athens.
Search flight deals

  • How far is Green Bay Austin-Straubel to Athens Eleftherios V. by plane?

    The distance between Green Bay Austin-Straubel and Athens Eleftherios V. is about 5323.2 mi. In terms of flight time, this usually takes a little over 12h 10m.

  • When did momondo last update prices for flights from Green Bay Austin-Straubel Airport to Athens Eleftherios V. Airport?

    Prices for flights from Green Bay Austin-Straubel Airport to Athens Eleftherios V. Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Green Bay Austin-Straubel Airport to Athens Eleftherios V. Airport?

  • How old do you have to be to fly from Green Bay Austin-Straubel Airport to Athens Eleftherios V. Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Green Bay Austin-Straubel Airport to Athens Eleftherios V. Airport.

  • What documentation or ID do you need to fly to Athens Eleftherios V. Airport?

    The necessary travel and health documents for your Athens Eleftherios V. Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Green Bay to Athens?

Best airlines flying from Green Bay to Athens

Compare and see reviews for airlines that fly from Green Bay to Athens with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $710Free CancellationRating
7.4
9,072 reviews
Search United Airlines flights

Traveling to a place near Athens?

Book flights to Athens if you plan to visit one of these locations
Piraeus
Glyfada
Marathon
Hydra
Aegina
Skala
Loutraki
Tolo
Corinth
Agia Marina
Porto Cheli
Chalcis
Galaxidi

Why use momondo?

Why should I use momondo to find a flight deal from Green Bay to Athens?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Green Bay to Athens. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Green Bay to Athens with flexible booking policies on momondo?

All flight searches from Green Bay to Athens on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Green Bay to Athens?

Once you have performed a search in the form on the page, momondo provides useful filters and insights. We can show you the cheapest days and times to fly as well as help filter your options to help you make an informed choice when booking flights to Athens from Green Bay.

I’m not ready to book a flight from Green Bay to Athens right now. Can momondo alert me if prices change?

If you are simply researching potential flights to Athens, momondo offers a useful price alert feature which will track prices for flights to Athens from Green Bay and alert you when they change.

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