HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Athens

$310+ Cheap flights from Key Largo, FL to Athens (ATH)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/9. Fares are subject to change and may not be available on all flights or dates of travel.
MIA — ATH
Jan 14 — Jan 211
Wed 1/14
Wed 1/21
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Key Largo to Athens with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheapflights Tip: The best prices from Key Largo to Athens Eleftherios V. are usually found in November or February, booked 54 days in advance, depart on a Tuesday or Wednesday and return on a Friday

Cheap flight deals from Key Largo to Athens

Cheapest flights from Key Largo to Athens
Explore the most affordable flight options available from Key Largo to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 15, 2025.

This KAYAK deal was found by Cheapflights users on 12/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:55 pmMIA - ATH
1 stop34h 25mScandinavian Airlines
Mon 2/97:30 pmATH - MIA
1 stop30h 05mScandinavian Airlines
Deal found 12/15$649
This KAYAK deal was found by Cheapflights users on 12/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:55 pmMIA - ATH
2 stops55h 40mScandinavian Airlines
Sat 2/77:30 pmATH - MIA
2 stops29h 35mScandinavian Airlines
Deal found 12/15$663
This FlightHub deal was found by Cheapflights users on 12/14. 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.
Thu 12/2511:15 pmMIA - ATH
1 stop18h 45mITA Airways
Mon 2/97:25 pmATH - MIA
1 stop27h 50mITA Airways
Deal found 12/14$665
This KAYAK deal was found by Cheapflights users on 12/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:55 pmMIA - ATH
1 stop34h 25mScandinavian Airlines
Sun 2/88:20 pmATH - MIA
1 stop29h 15mScandinavian Airlines
Deal found 12/15$679
This KAYAK deal was found by Cheapflights users on 12/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:55 pmMIA - ATH
1 stop34h 25mScandinavian Airlines
Tue 2/108:50 amATH - MIA
1 stop16h 45mScandinavian Airlines
Deal found 12/15$699
This KAYAK deal was found by Cheapflights users on 12/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:55 pmMIA - ATH
2 stops31h 40mScandinavian Airlines
Mon 2/97:30 pmATH - MIA
1 stop30h 05mScandinavian Airlines
Deal found 12/15$706
This KAYAK deal was found by Cheapflights users on 12/14. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/297:55 pmMIA - ATH
1 stop34h 25mScandinavian Airlines
Tue 2/38:50 amATH - MIA
2 stops22h 01mScandinavian Airlines
Deal found 12/14$709
This KAYAK deal was found by Cheapflights users on 12/15. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/267:55 pmMIA - ATH
2 stops31h 40mScandinavian Airlines
Sat 2/77:30 pmATH - MIA
2 stops29h 35mScandinavian Airlines
Deal found 12/15$713

Find flight deals from Key Largo to Athens

Keep the following information in mind while searching for Key Largo to Athens flight deals. Data was last updated December 15, 2025.

Most accurate provider

CheapOair
3 stars

Most trusted provider

CheapOair
3 stars

Round-trip from

$465
(Booking.com)

One-way from

$310
(Kiwi.com)

Popular in

June

Cheapest in

November

Average price

$986
Provider with most accurate pricing for Miami-Athens Eleftherios V. flight deals.
Search Deals
Provider most trusted by Cheapflights users for Miami-Athens Eleftherios V. flights.
Search Deals
From Key Largo to Athens Eleftherios V.
Search Deals
One-way flight from Key Largo to Athens Eleftherios V.
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($286 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($37 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Key Largo 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 December 15, 2025.
Use the filters below to find and compare flights from Key Largo to Athens that are best for you.

Fly from

Key Largo

Fly to

Athens

Route

Depart

Return

Price

MiamiAthens

MIA - ATH

MIAATH

Miami

Tue 2/24

11:34 am-6:40 pm

2 stops24h 06m

Athens Eleftherios V.

Tue 3/10

2:10 pm-7:35 pm

1 stop35h 25m

$554

MiamiAthens

MIA - ATH

MIAATH

Miami

Tue 1/27

8:40 pm-6:40 pm

1 stop15h 00m

Athens Eleftherios V.

Tue 2/3

8:50 am-11:51 pm

2 stops22h 01m

$577

MiamiAthens

MIA - ATH

MIAATH

Miami

Tue 2/3

8:40 pm-10:35 am

2 stops30h 55m

Athens Eleftherios V.

Tue 2/10

8:50 am-11:51 pm

2 stops22h 01m

$584

MiamiAthens

MIA - ATH

MIAATH

Miami

Thu 3/5

10:30 pm-8:50 pm

1 stop15h 20m

Athens Eleftherios V.

Sun 3/22

1:10 pm-8:00 am

1 stop24h 50m

$604

MiamiAthens

MIA - ATH

MIAATH

Miami

Wed 3/11

7:40 am-6:40 pm

2 stops29h 00m

Athens Eleftherios V.

Tue 3/17

2:10 pm-7:05 pm

1 stop34h 55m

$615

MiamiAthens

MIA - ATH

MIAATH

Miami

Wed 1/14

10:20 am-12:20 pm

1 stop19h 00m

Athens Eleftherios V.

Fri 1/30

3:45 pm-7:00 am

1 stop22h 15m

$645

MiamiAthens

MIA - ATH

MIAATH

Miami

Sun 1/18

8:40 pm-1:20 pm

1 stop33h 40m

Athens Eleftherios V.

Fri 1/30

2:10 pm-11:20 pm

2 stops40h 10m

$661

MiamiAthens

MIA - ATH

MIAATH

Miami

Fri 1/16

8:40 pm-10:35 am

2 stops30h 55m

Athens Eleftherios V.

Fri 1/30

2:10 pm-11:20 pm

2 stops40h 10m

$666

MiamiAthens

MIA - ATH

MIAATH

Miami

Wed 1/21

2:32 pm-1:40 am

2 stops28h 08m

Athens Eleftherios V.

Wed 1/28

6:15 am-2:40 pm

1 stop15h 25m

$670

MiamiAthens

MIA - ATH

MIAATH

Miami

Mon 1/19

8:40 pm-1:20 pm

1 stop33h 40m

Athens Eleftherios V.

Fri 1/30

2:10 pm-11:20 pm

2 stops40h 10m

$689

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/14

Showing 1-10 of 18 results
1
2

Best time to book a flight from Key Largo to Athens

Have a flexible travel schedule? Discover the best time to fly to Athens from Key Largo 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 Key Largo to Athens

How far ahead should I book a flight from Key Largo to Athens?

Use this chart to determine the optimal time to book a round-trip flight from Key Largo to Athens. Price data was last updated on December 12, 2025.

The price you pay for your flight from Key Largo to Athens may vary depending on when you book. For the best chance of a lower fare, look to book 54 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Key Largo to Athens?

Currently, January is the cheapest month in which you can book a flight from Key Largo to Athens (average of $463). Flying from Key Largo to Athens in June is currently the most expensive (average of $698). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from KE9 to ATH?

Find hourly flight availability from Key Largo to Athens. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 15, 2025.

It’s optimal to fly from Key Largo to Athens in the evening. By choosing this option you can save up to 46% on the cost of your flight, compared to a flight in the afternoon.

What is the cheapest day to fly from Key Largo to Athens?

Use this chart to determine the cheapest time to fly round-trip from Key Largo to Athens. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Key Largo to Athens flight should consider departing on Tuesday evenings when fares are most often at their lowest. Friday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

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 December 15, 2025.
Read through reviews of airlines operating flights from Key Largo to Athens, such as SWISS, United Airlines, and Turkish Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
SWISS
7.5
Good
1,812 reviews

Overall

7.5

Boarding

7.7

Food

7.1

Entertainment

6.8

Crew

8.3

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
SWISS
7.5
Good
1,812 reviews
SWISS
7.5
Good
1,812 reviews

Overall

7.5

Boarding

7.7

Food

7.1

Entertainment

6.8

Crew

8.3

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
United Airlines
7.4
Good
9,094 reviews
SWISS
7.5
Good
1,812 reviews

Overall

7.5

Boarding

7.7

Food

7.1

Entertainment

6.8

Crew

8.3

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
Turkish Airlines
7.3
Good
4,100 reviews
SWISS
7.5
Good
1,812 reviews

Overall

7.5

Boarding

7.7

Food

7.1

Entertainment

6.8

Crew

8.3

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
ITA Airways
6.7
Okay
1,107 reviews
SWISS
7.5
Good
1,812 reviews

Overall

7.5

Boarding

7.7

Food

7.1

Entertainment

6.8

Crew

8.3

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.
British Airways
6.7
Okay
7,578 reviews
SWISS
7.5
Good
1,812 reviews

Overall

7.5

Boarding

7.7

Food

7.1

Entertainment

6.8

Crew

8.3

Comfort

7.4

Reviews

1 / 20
2.0
Mediocre

Katerina,Sep 2025

GVA - ATH

Although the plane was half empty and the flight was late at night, we were not allowed to change seats/ use empty seats to get ourselves more comfortable, or get some proper sleep. It is really frustrating to see lack of flexibility in such a simple need.

Related info for your journey

Find useful and relevant information for your journey from Key Largo to Athens. 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 into for flights to Athens from Key Largo?

    Athens Eleftherios V. (ATH), located 12.3 mi from the city center, is the airport you fly into when you book flights from Key Largo to Athens. 18 airlines have flights to Eleftherios V. from Key Largo on a regular basis. Booking flights from Key Largo to Athens Eleftherios V. should not be difficult; the airport handles an average of 0 inbound flights from Key Largo per day.

  • How long is the flight from Key Largo to Athens?

    Scandinavian Airlines and Turkish Airlines can get you from Key Largo to Athens in just under 15h 20m. Your travel time can differ by up to 8h 46m. The distance between Key Largo and Athens is about 5846 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines to fly from Key Largo to Athens one-way?

    For one-way options, check prices for Scandinavian Airlines. According to our data, you can fly for as low as $314. Users have also found prices from $316 and $340 on American Airlines and Iberia, respectively.

  • Can I find deals for flights from Key Largo to Athens that include hotel bookings?

    Yes. In addition to deals on Key Largo to Athens flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Key Largo to Athens?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Key Largo to Athens.

  • Can I find deals for business class flights from Key Largo to Athens?

    Yes. Cheapflights offers flight deals from Key Largo 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.

  • What is the cheapest month to book a flight from Key Largo to Athens?

    Currently, January is the cheapest month in which you can book a flight from Key Largo to Athens (average of $463). Flying from Key Largo to Athens in June is currently the most expensive (average of $698). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 10 airlines flying from Key Largo to Athens

Discover the top 10 airlines that operate flights from Key Largo 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 December 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
Scandinavian AirlinesCheapest$452Average$765FlexibilityNo cancel feeOn-time77%
LufthansaCheapest$519Average$1,043FlexibilityNo cancel feeOn-time76%
DeltaCheapest$534Average$997FlexibilityNo cancel feeOn-timeN/A
Virgin AtlanticCheapest$552Average$949FlexibilityNo cancel feeOn-time72%
Air FranceCheapest$552Average$1,403FlexibilityNo cancel feeOn-time77%
KLMCheapest$552Average$1,136FlexibilityNo cancel feeOn-time75%
SWISSCheapest$554Average$864FlexibilityNo cancel feeOn-time79%
British AirwaysCheapest$556Average$976FlexibilityNo cancel feeOn-time70%
Air CanadaCheapest$562Average$919FlexibilityNo cancel feeOn-time67%
United AirlinesCheapest$563Average$1,000FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.