$466 Cheap Flights from Green Bay (GRB) to Athens (ATH)

View $466 flight on Sun, Nov 23, 2025Opens in a new window

Popular airlines from Green Bay Austin Straubel Intl. Airport (GRB) to Athens Intl. Airport (ATH)

Cheap Flights from Green Bay to Athens (GRB-ATH)

Prices were available within the past 7 days and start at $466 for one-way flights and $601 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Virgin Atlantic
Wed, Oct 22 - Tue, Nov 11
GRB
Green Bay
ATH
Athens
$601 Roundtrip, found 3 days ago
$601
Roundtrip
found 3 days ago
Select Virgin Atlantic flight, departing Wed, Oct 22 from Green Bay to Athens, returning Tue, Nov 11, priced at $601 found 3 days ago
Delta
Mon, Oct 27 - Tue, Nov 11
GRB
Green Bay
ATH
Athens
$605 Roundtrip, found 3 days ago
$605
Roundtrip
found 3 days ago
Select Delta flight, departing Mon, Oct 27 from Green Bay to Athens, returning Tue, Nov 11, priced at $605 found 3 days ago
Virgin Atlantic
Sat, Nov 15 - Tue, Dec 2
GRB
Green Bay
ATH
Athens
$616 Roundtrip, found 3 days ago
$616
Roundtrip
found 3 days ago
Select Virgin Atlantic flight, departing Sat, Nov 15 from Green Bay to Athens, returning Tue, Dec 2, priced at $616 found 3 days ago
Delta
Sun, Oct 26 - Tue, Nov 11
GRB
Green Bay
ATH
Athens
$617 Roundtrip, found 3 days ago
$617
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Oct 26 from Green Bay to Athens, returning Tue, Nov 11, priced at $617 found 3 days ago
Air France
Sun, Nov 30 - Tue, Dec 16
GRB
Green Bay
ATH
Athens
$631 Roundtrip, found 3 days ago
$631
Roundtrip
found 3 days ago
Select Air France flight, departing Sun, Nov 30 from Green Bay to Athens, returning Tue, Dec 16, priced at $631 found 3 days ago
Virgin Atlantic
Sat, Nov 15 - Fri, Dec 5
GRB
Green Bay
ATH
Athens
$643 Roundtrip, found 3 days ago
$643
Roundtrip
found 3 days ago
Select Virgin Atlantic flight, departing Sat, Nov 15 from Green Bay to Athens, returning Fri, Dec 5, priced at $643 found 3 days ago
KLM
Wed, Nov 26 - Tue, Dec 16
GRB
Green Bay
ATH
Athens
$643 Roundtrip, found 3 days ago
$643
Roundtrip
found 3 days ago
Select KLM flight, departing Wed, Nov 26 from Green Bay to Athens, returning Tue, Dec 16, priced at $643 found 3 days ago
Delta
Sun, Nov 9 - Mon, Nov 24
GRB
Green Bay
ATH
Athens
$644 Roundtrip, found 3 days ago
$644
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Nov 9 from Green Bay to Athens, returning Mon, Nov 24, priced at $644 found 3 days ago
British Airways
Mon, Nov 17 - Mon, Nov 24
GRB
Green Bay
ATH
Athens
$649 Roundtrip, found 5 days ago
$649
Roundtrip
found 5 days ago
Select British Airways flight, departing Mon, Nov 17 from Green Bay to Athens, returning Mon, Nov 24, priced at $649 found 5 days ago
Delta
Thu, Oct 23 - Tue, Nov 11
GRB
Green Bay
ATH
Athens
$651 Roundtrip, found 3 days ago
$651
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 23 from Green Bay to Athens, returning Tue, Nov 11, priced at $651 found 3 days ago

Alternative airports near Athens

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Eleftherios Venizelos ATH. Cheapest and Closest option available. Average driving time to city center is 28 minutes. Flights from $898
ATH
Eleftherios Venizelos
CheapestClosest
Average driving time to city center28 min
Flights from $898
Flights from Green Bay (GRB) to Athens (ATH)
Origin airport
Austin Straubel Intl.
Destination airport
Eleftherios Venizelos
Airlines serving
Air France, American Airlines, British Airways, Delta, KLM, Lufthansa, United, Virgin Atlantic
Roundtrip price
$601
Distance
5342 mi

Green Bay to Athens Flights

The cheapest times to fly from Green Bay to Athens

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Green Bay to Athens are during the month of October. You can find some of the cheapest flights from Green Bay to Athens with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Green Bay to Athens

Sunday is one of the best days to book for cheap flights from Green Bay to Athens: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Green Bay to Athens

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Green Bay to Athens in 2025. You can also book with separate airlines for your outbound and return journeys, from $466 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Green Bay to Athens flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Green Bay to Athens airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Austin Straubel Intl. Airport (GRB) to Eleftherios Venizelos Airport (ATH) cost?
Lock in a cheap one-way flight from $466 or cheap return flight from $601 from Austin Straubel Intl. Airport (GRB) to Eleftherios Venizelos Airport (ATH) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Austin Straubel Intl. Airport (GRB) to Eleftherios Venizelos Airport (ATH)?
The cheapest month to fly from GRB to ATH is October, when there's less demand. Off-peak months are generally when you'll find cheap fares for travel between these airports.
What is the cheapest airline that flies from Austin Straubel Intl. Airport (GRB) to Eleftherios Venizelos Airport (ATH)?
To find the cheapest airline that'll fly you from GRB to ATH, use Expedia's filter tool. Customize your search based on your travel needs, such as preferred carriers and ideal departure window. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Austin Straubel Intl. Airport (GRB) to Eleftherios Venizelos Airport (ATH)?
You'll have to catch a flight with a layover if you're traveling from Austin Straubel Intl. Airport (GRB) to Eleftherios Venizelos Airport (ATH). There are no daily direct flights on this route. However, just filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from GRB to ATH?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Austin Straubel Intl. Airport (GRB) to Eleftherios Venizelos Airport (ATH)?
To avoid possible delays on the Austin Straubel Intl. Airport (GRB) to Eleftherios Venizelos Airport (ATH) route, aim to fly before 3 PM. Later departures have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Austin Straubel Intl. Airport (GRB) to Eleftherios Venizelos Airport (ATH) last-minute?
Booking your plane ticket from GRB to ATH right before your getaway is typically more expensive. But if there's some wiggle room with your travel dates and times, you could score a cheap last-minute fare.
Is it cheaper to book a GRB to ATH flight and hotel package?
You'll generally save money by securing a GRB to ATH flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's easy to manage it all in one place. After choosing your preferred accommodations and flights, consider adding extras such as car rentals, activities and tours.
Can I cancel or change the date of my flight from Austin Straubel Intl. Airport (GRB) to Eleftherios Venizelos Airport (ATH)?
You can usually cancel or reschedule your GRB to ATH flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find more information on our Customer Service portal.

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*Available to One Key members.