$594 Cheap Flights from Athens (ATH) to San Juan (SJU)

View $594 flight on Sat, May 16, 2026Opens in a new window

Popular airlines from Athens Intl. Airport (ATH) to Luis Munoz Marin Intl. Airport (SJU)

  • notification illustration

    Be in the know

    Get alerts if flight prices drop or rise*
  • deals illustration

    Book smarter

    Save up to 30% on select hotels after you book a flight*
  • trophy illustration

    Earn twice

    Earn your airline miles on top of our OneKeyCash
    Learn about One Key

Cheap Flights from Athens to San Juan (ATH-SJU)

Prices were available within the past 7 days and start at $594 for one-way flights and $809 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Fri, Dec 5 - Sun, Dec 7
ATH
Athens
SJU
San Juan
$809 Roundtrip, found 4 days ago
$809
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Dec 5 from Athens to San Juan, returning Sun, Dec 7, priced at $809 found 4 days ago
Delta
Fri, Dec 5 - Sat, Dec 6
ATH
Athens
SJU
San Juan
$840 Roundtrip, found 4 days ago
$840
Roundtrip
found 4 days ago
Select Delta flight, departing Fri, Dec 5 from Athens to San Juan, returning Sat, Dec 6, priced at $840 found 4 days ago
American Airlines
Thu, Nov 13 - Wed, Nov 26
ATH
Athens
SJU
San Juan
$938 Roundtrip, found 6 days ago
$938
Roundtrip
found 6 days ago
Select American Airlines flight, departing Thu, Nov 13 from Athens to San Juan, returning Wed, Nov 26, priced at $938 found 6 days ago
Lufthansa
Wed, Mar 18 - Tue, Mar 31
ATH
Athens
SJU
San Juan
$943 Roundtrip, found 21 hours ago
$943
Roundtrip
found 21 hours ago
Select Lufthansa flight, departing Wed, Mar 18 from Athens to San Juan, returning Tue, Mar 31, priced at $943 found 21 hours ago
Lufthansa
Wed, Feb 11 - Wed, Feb 25
ATH
Athens
SJU
San Juan
$944 Roundtrip, found 2 days ago
$944
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Feb 11 from Athens to San Juan, returning Wed, Feb 25, priced at $944 found 2 days ago
Lufthansa
Wed, Feb 11 - Wed, Feb 25
ATH
Athens
SJU
San Juan
$945 Roundtrip, found 2 days ago
$945
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Feb 11 from Athens to San Juan, returning Wed, Feb 25, priced at $945 found 2 days ago
Lufthansa
Wed, Feb 11 - Wed, Feb 25
ATH
Athens
SJU
San Juan
$947 Roundtrip, found 2 days ago
$947
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Wed, Feb 11 from Athens to San Juan, returning Wed, Feb 25, priced at $947 found 2 days ago
American Airlines
Sat, Nov 22 - Tue, Dec 9
ATH
Athens
SJU
San Juan
$948 Roundtrip, found 6 days ago
$948
Roundtrip
found 6 days ago
Select American Airlines flight, departing Sat, Nov 22 from Athens to San Juan, returning Tue, Dec 9, priced at $948 found 6 days ago
British Airways
Thu, Jan 8 - Thu, Feb 5
ATH
Athens
SJU
San Juan
$950 Roundtrip, found 6 days ago
$950
Roundtrip
found 6 days ago
Select British Airways flight, departing Thu, Jan 8 from Athens to San Juan, returning Thu, Feb 5, priced at $950 found 6 days ago
United
Wed, Mar 18 - Tue, Mar 31
ATH
Athens
SJU
San Juan
$962 Roundtrip, found 21 hours ago
$962
Roundtrip
found 21 hours ago
Select United flight, departing Wed, Mar 18 from Athens to San Juan, returning Tue, Mar 31, priced at $962 found 21 hours ago

Find the cheapest month to fly from Athens (ATH) to San Juan (SJU)

January is typically the cheapest month to fly

From $701 - $1,543 per traveler.

Alternative airports near San Juan

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

Select flight to Luis Munoz Marin Intl. SJU. Cheapest option available. Average driving time to city center is 16 minutes. Flights from $962
SJU
Luis Munoz Marin Intl.
Cheapest
Average driving time to city center16 min
Flights from $962

Frequently asked questions

How much does a flight from Eleftherios Venizelos Airport (ATH) to Luis Munoz Marin Intl. Airport (SJU) cost?
Grab a cheap one-way flight from $594 or cheap return flight from $809 from Eleftherios Venizelos Airport (ATH) to Luis Munoz Marin Intl. Airport (SJU) 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 Eleftherios Venizelos Airport (ATH) to Luis Munoz Marin Intl. Airport (SJU)?
The cheapest month to fly from ATH to SJU is December, when demand is low. Off-peak season is often when airlines offer better prices between these airports.
What is the cheapest airline that flies from Eleftherios Venizelos Airport (ATH) to Luis Munoz Marin Intl. Airport (SJU)?
Expedia's filter tool lets you easily compare different airlines, travel time and fares all in one place. Tailor the search to your trip, then sort by "Price (lowest to highest)" to find out which carrier offers the cheapest ATH to SJU flight.
How many flights per day from Eleftherios Venizelos Airport (ATH) to Luis Munoz Marin Intl. Airport (SJU)?
There aren't any daily nonstop flights departing from Eleftherios Venizelos Airport (ATH) to Luis Munoz Marin Intl. Airport (SJU). But you can opt for flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be on your way before you know it.
What day of the week has the most flights from ATH to SJU?
You'll typically find Tuesday the quietest day for flights, while Fridays tend to be 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 Eleftherios Venizelos Airport (ATH) to Luis Munoz Marin Intl. Airport (SJU)?
Select a flight from Eleftherios Venizelos Airport (ATH) to Luis Munoz Marin Intl. Airport (SJU) that takes off before 3 PM to reduce the risk of cancellations. Later departures have a 22% higher chance of being canceled, on average.**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 Eleftherios Venizelos Airport (ATH) to Luis Munoz Marin Intl. Airport (SJU) last-minute?
Booking your plane ticket from ATH to SJU shortly before your trip is usually more expensive. But if you're flexible with your departure dates and times, you could snag a cheap last-minute fare.
Can I cancel or change the date of my flight from Eleftherios Venizelos Airport (ATH) to Luis Munoz Marin Intl. Airport (SJU)?
In most instances, you can cancel or reschedule your ATH to SJU flight. However, additional fees may apply, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you need more information, go to our Customer Service portal.

Travel information

Origin airport
Eleftherios Venizelos
Destination airport
Luis Munoz Marin Intl.
Airlines serving
Aer Lingus, Air Canada, Air France, American Airlines, British Airways, Delta, Iberia, KLM, Lufthansa, Qatar Airways, Turkish Airlines, United, Virgin Atlantic
Roundtrip price
$808
Distance
5440 mi

Book with confidence

Athens to San Juan Flights

The cheapest times to fly from Athens to San Juan

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 Athens to San Juan are during the month of December. You can find some of the cheapest flights from Athens to San Juan with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Athens to San Juan

Sunday is one of the best days to book for cheap flights from Athens to San Juan: 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 Athens to San Juan

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 Athens to San Juan in 2025. You can also book with separate airlines for your outbound and return journeys, from $594 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 Athens to San Juan 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 Athens to San Juan 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.

 

Athens to San Juan Flights

Explore a world of travel with Expedia

*Available to One Key members.