$92 Cheap Flights from Athens (ATH) to Porto (OPO)

View $92 flight on Sun, Jul 19, 2026Opens in a new window

Popular airlines from Athens Intl. Airport (ATH) to Porto Airport (OPO)

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Cheap Flights from Athens to Porto (ATH-OPO)

Prices were available within the past 7 days and start at $92 for one-way flights and $182 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aegean
Thu, Apr 30 - Sun, May 3
ATH
Athens
OPO
Porto
$182 Roundtrip, found 1 day ago
$182
Roundtrip
found 1 day ago
Select Aegean flight, departing Thu, Apr 30 from Athens to Porto, returning Sun, May 3, priced at $182 found 1 day ago
Air Serbia
Fri, Mar 13 - Fri, Mar 27
ATH
Athens
OPO
Porto
$202 Roundtrip, found 6 days ago
$202
Roundtrip
found 6 days ago
Select Air Serbia flight, departing Fri, Mar 13 from Athens to Porto, returning Fri, Mar 27, priced at $202 found 6 days ago
Air Serbia
Fri, Mar 6 - Mon, Mar 16
ATH
Athens
OPO
Porto
$202 Roundtrip, found 3 days ago
$202
Roundtrip
found 3 days ago
Select Air Serbia flight, departing Fri, Mar 6 from Athens to Porto, returning Mon, Mar 16, priced at $202 found 3 days ago
Aegean
Sat, Nov 22 - Sat, Nov 29
ATH
Athens
OPO
Porto
$206 Roundtrip, found 6 days ago
$206
Roundtrip
found 6 days ago
Select Aegean flight, departing Sat, Nov 22 from Athens to Porto, returning Sat, Nov 29, priced at $206 found 6 days ago
Air Serbia
Sun, May 10 - Thu, May 28
ATH
Athens
OPO
Porto
$209 Roundtrip, found 3 days ago
$209
Roundtrip
found 3 days ago
Select Air Serbia flight, departing Sun, May 10 from Athens to Porto, returning Thu, May 28, priced at $209 found 3 days ago
Lufthansa
Tue, May 5 - Thu, May 14
ATH
Athens
OPO
Porto
$217 Roundtrip, found 2 days ago
$217
Roundtrip
found 2 days ago
Select Lufthansa flight, departing Tue, May 5 from Athens to Porto, returning Thu, May 14, priced at $217 found 2 days ago
Aegean
Thu, Apr 30 - Sun, May 3
ATH
Athens
OPO
Porto
$219 Roundtrip, found 1 day ago
$219
Roundtrip
found 1 day ago
Select Aegean flight, departing Thu, Apr 30 from Athens to Porto, returning Sun, May 3, priced at $219 found 1 day ago
Air Serbia
Mon, Mar 9 - Fri, Mar 13
ATH
Athens
OPO
Porto
$225 Roundtrip, found 2 days ago
$225
Roundtrip
found 2 days ago
Select Air Serbia flight, departing Mon, Mar 9 from Athens to Porto, returning Fri, Mar 13, priced at $225 found 2 days ago
Swiss International Air Lines
Fri, Jan 16 - Wed, Jan 21
ATH
Athens
OPO
Porto
$230 Roundtrip, found 5 days ago
$230
Roundtrip
found 5 days ago
Select Swiss International Air Lines flight, departing Fri, Jan 16 from Athens to Porto, returning Wed, Jan 21, priced at $230 found 5 days ago
Iberia
Wed, Dec 3 - Sat, Dec 6
ATH
Athens
OPO
Porto
$234 Roundtrip, found 1 hour ago
$234
Roundtrip
found 1 hour ago
Select Iberia flight, departing Wed, Dec 3 from Athens to Porto, returning Sat, Dec 6, priced at $234 found 1 hour ago

Find the cheapest month to fly from Athens (ATH) to Porto (OPO)

February is typically the cheapest month to fly

From $169 - $322 per traveler.

Alternative airports near Porto

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

Select flight to Dr. Francisco de Sa Carneiro OPO. Cheapest and Closest option available. Average driving time to city center is 14 minutes. Flights from $316
OPO
Dr. Francisco de Sa Carneiro
CheapestClosest
Average driving time to city center14 min
Flights from $316

Frequently asked questions

How much does a flight from Eleftherios Venizelos Airport (ATH) to Dr. Francisco de Sa Carneiro Airport (OPO) cost?
Snag a cheap one-way flight from $92 or cheap return flight from $182 from Eleftherios Venizelos Airport (ATH) to Dr. Francisco de Sa Carneiro Airport (OPO) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight deals on this route.
What is the cheapest month to fly from Eleftherios Venizelos Airport (ATH) to Dr. Francisco de Sa Carneiro Airport (OPO)?
April is the least expensive month to fly from ATH to OPO. Traveling during an off-peak travel window is often the key to finding better fares.
What is the cheapest airline that flies from Eleftherios Venizelos Airport (ATH) to Dr. Francisco de Sa Carneiro Airport (OPO)?
To find the cheapest airline that'll fly you from ATH to OPO, use Expedia's filter tool. Tailor your search based on your travel style, 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 Eleftherios Venizelos Airport (ATH) to Dr. Francisco de Sa Carneiro Airport (OPO)?
Nonstop flights from Eleftherios Venizelos Airport (ATH) to Dr. Francisco de Sa Carneiro Airport (OPO) aren't available daily, so you'll have to take a flight with a layover. Explore your options with our filter tool. Enter your dates and pick either "1 Stop" or "2+ Stops."
What day of the week has the most flights from ATH to OPO?
You'll usually find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*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 Dr. Francisco de Sa Carneiro Airport (OPO)?
Book a flight from Eleftherios Venizelos Airport (ATH) to Dr. Francisco de Sa Carneiro Airport (OPO) that leaves before 3 PM to reduce the likelihood of delays and cancellations. Departures later than this 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 Dr. Francisco de Sa Carneiro Airport (OPO) last-minute?
Waiting until just before your trip to book your flight from ATH to OPO generally means paying more. Although you may find some last-minute offers, they aren't always guaranteed. Keep your travel schedule open to maximize your chances of getting a bargain.
Is it cheaper to book an ATH to OPO flight and hotel package?
Securing an ATH to OPO flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our wide range of accommodations and then add car rentals, activities and flights to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Eleftherios Venizelos Airport (ATH) to Dr. Francisco de Sa Carneiro Airport (OPO)?
In most cases, you can modify or cancel your ATH to OPO flight. However, there may be additional charges, especially if you made your booking over 24 hours ago. Check your itinerary for the airline's fees and guidelines on flight changes, or if you'd like more information, head to our Customer Service portal.

Travel information

Origin airport
Eleftherios Venizelos
Destination airport
Dr. Francisco de Sa Carneiro
Airlines serving
Aegean, Air Europa, Air France, Air Serbia, British Airways, Brussels Airlines, Iberia, KLM, LOT-Polish Airlines, Lufthansa, Scandinavian Airlines, Swiss International Air Lines, TAP Portugal, Turkish Airlines, Volotea, Vueling Airlines
Roundtrip price
$181
Distance
1741 mi
Average flight time
4 hours 10 mins

Book with confidence

Athens to Porto Flights

The cheapest times to fly from Athens to Porto

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

 

The best time to book a flight from Athens to Porto

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

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 Porto in 2025. You can also book with separate airlines for your outbound and return journeys, from $92 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 Porto 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 Porto 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 Porto Flights

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