The Parthenon on the Acropolis of Athens, surrounded by dense olive trees and rocky terrain.

CA $131 Cheap Flights from Porto (OPO) to Athens (ATH)

View CA $131 flight on Sat, Jul 25, 2026Opens in a new window

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

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Cheap flights from Porto (OPO) to Athens (ATH)

Prices were available within the past 7 days and start at CA $131 for one-way flights and CA $285 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

LOT-Polish Airlines
Tue, Jan 12 - Mon, Jan 25
OPO
Porto
ATH
Athens
CA $285 Roundtrip, found 2 days ago
CA $285
Roundtrip
found 2 days ago
Select LOT-Polish Airlines flight, departing Tue, Jan 12 from Porto to Athens, returning Mon, Jan 25, priced at CA $285 found 2 days ago
TAP Portugal
Wed, Jan 13 - Sun, Jan 24
OPO
Porto
ATH
Athens
CA $308 Roundtrip, found 2 days ago
CA $308
Roundtrip
found 2 days ago
Select TAP Portugal flight, departing Wed, Jan 13 from Porto to Athens, returning Sun, Jan 24, priced at CA $308 found 2 days ago
LOT-Polish Airlines
Tue, Jan 12 - Sat, Jan 23
OPO
Porto
ATH
Athens
CA $311 Roundtrip, found 2 days ago
CA $311
Roundtrip
found 2 days ago
Select LOT-Polish Airlines flight, departing Tue, Jan 12 from Porto to Athens, returning Sat, Jan 23, priced at CA $311 found 2 days ago
TAP Portugal
Tue, Jan 12 - Sun, Jan 24
OPO
Porto
ATH
Athens
CA $314 Roundtrip, found 2 days ago
CA $314
Roundtrip
found 2 days ago
Select TAP Portugal flight, departing Tue, Jan 12 from Porto to Athens, returning Sun, Jan 24, priced at CA $314 found 2 days ago
TAP Portugal
Wed, Oct 7 - Fri, Oct 23
OPO
Porto
ATH
Athens
CA $316 Roundtrip, found 2 days ago
CA $316
Roundtrip
found 2 days ago
Select TAP Portugal flight, departing Wed, Oct 7 from Porto to Athens, returning Fri, Oct 23, priced at CA $316 found 2 days ago
TAP Portugal
Wed, Jan 13 - Sat, Jan 23
OPO
Porto
ATH
Athens
CA $324 Roundtrip, found 2 days ago
CA $324
Roundtrip
found 2 days ago
Select TAP Portugal flight, departing Wed, Jan 13 from Porto to Athens, returning Sat, Jan 23, priced at CA $324 found 2 days ago
Swiss International Air Lines
Wed, May 19 - Sat, May 22
OPO
Porto
ATH
Athens
CA $370 Roundtrip, found 6 days ago
CA $370
Roundtrip
found 6 days ago
Select Swiss International Air Lines flight, departing Wed, May 19 from Porto to Athens, returning Sat, May 22, priced at CA $370 found 6 days ago
Iberia
Thu, Jul 23 - Mon, Jul 27
OPO
Porto
ATH
Athens
CA $382 Roundtrip, just found
CA $382
Roundtrip
just found
Select Iberia flight, departing Thu, Jul 23 from Porto to Athens, returning Mon, Jul 27, priced at CA $382 just found
Air Serbia
Thu, Oct 1 - Thu, Oct 8
OPO
Porto
ATH
Athens
CA $384 Roundtrip, found 3 days ago
CA $384
Roundtrip
found 3 days ago
Select Air Serbia flight, departing Thu, Oct 1 from Porto to Athens, returning Thu, Oct 8, priced at CA $384 found 3 days ago
KLM
Tue, Sep 29 - Tue, Oct 20
OPO
Porto
ATH
Athens
CA $390 Roundtrip, found 2 days ago
CA $390
Roundtrip
found 2 days ago
Select KLM flight, departing Tue, Sep 29 from Porto to Athens, returning Tue, Oct 20, priced at CA $390 found 2 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 centre is 28 minutes. Flights from CA $582
ATH
Eleftherios Venizelos
CheapestClosest
Average driving time to city centre28 min
Flights from CA $582

Frequently asked questions

How much does a flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) cost?
You can find cheap one-way flights from CA $131 and cheap return flights from CA $285 OPO to ATH with Expedia. One-way flights typically cost between CA$335 and CA$1086. Flight prices vary based on the month and day of the week you want to travel, as well as the airline and how far in advance you book your ticket. Filter your search on Expedia by "Price (lowest to highest)" to see the cheapest fares first, and use the Price Tracking tool to receive alerts when OPO to ATH ticket fares go up or down.
What is the cheapest month to fly from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
The cheapest months to fly from OPO to ATH are typically during off-peak season when demand is low. Traveling in off-peak or shoulder months is usually a good way to secure cheap tickets, just remember to avoid flying during holidays if you are able to. Use the calendar view in your search to see which months have low fares on this route.
Which airlines fly direct from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
Only one airline offers direct flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos). Aegean operates 7 direct flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) every week.
What is the cheapest airline that flies from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) starting from CA$434. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos), with tickets starting from around CA$487 for flights that can be booked for departure within the next year. Aegean is one of the cheapest airlines offering nonstop return flights from Porto (OPO-Dr. Vueling Airlines offers one of the cheapest connecting return flights from Porto (OPO-Dr. These prices are per adult, for economy/coach class. Use Expedia's search tool to compare the prices and schedules of airlines that fly this route to find the best option for your plans and budget.
How do I find cheap flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
To find a cheap flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos), be flexible with your dates. Traveling outside of peak vacation months and booking a mid-week flight can help you save. Early morning and late night flights are often more affordable, too. Expedia allows you to compare flight times, airlines and routes all in one place to find low fares. You can also set up Price Tracking and receive alerts when fares go up or down.
What is the best airline to fly with from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
The best airline to fly with from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) will differ from traveler to traveler. If you like to fly early, Aegean offers early morning flights. If price is the most important factor, Aegean typically offers the lowest fares. TAP Portugal offers the most daily flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos), which is great if flexibility is what you value most. The best carrier for this journey could also be the one you have a loyalty membership with, as flying with that airline or another airline within the same alliance could help you collect points or enjoy lounge access.
What is the best time to fly from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
The best time to fly is usually mid-week (Tuesday or Wednesday) and during early morning hours as flights tend to be cheaper, less crowded, and generally more on-time. Avoid major holidays and peak vacation seasons for smoother travel. Combining off-peak days and hours often gives the best combination of cost, comfort, and convenience.
How many flights per day from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
You'll find around 42 connecting flights per day from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos). Some common connection points include Humberto Delgado (LIS), Adolfo Suarez Madrid-Barajas (MAD), and Frankfurt Intl. (FRA).
What is the earliest flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
The earliest flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) typically departs around 12:35 AM local time, operated by Aegean. This is a seasonal service active in April, May, June, July, August, September, and October. An early departure like this can help you make the most of your time at your destination. To compare early flights on Expedia, select the "Early Morning" and "Morning" filters in your search.
What day of the week has the most flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
You'll generally find the most flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) on a Thursday, with around 51 flights available. This gives you a good selection of options for your travel plans. Major airlines on this route include TAP Portugal, Lufthansa, and Swiss International Air Lines. Thursdays offer notably more flight options compared to other days of the week, so if flexibility is key, aiming for a Thursday departure could be beneficial.
What are the most popular departure times for flights from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
The most popular departure times for flights from Porto (OPO) to Athens (ATH) are in the early morning, from 6am to 9am. Many major carriers, including Lufthansa, Swiss International Air Lines and Iberia, offer flights during this window. Many travellers prefer these times because it allows for an early arrival at your destination, giving you more time to enjoy your trip.
How long does it take to fly from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
A nonstop flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) typically takes around 3 hours 48 minutes. This route covers a distance of approximately 2802 kilometres. If you opt for a flight with one stop, your travel time will generally be longer, averaging around 7 hours. Flights with two or more stops usually take about 10 hours 30 minutes. Keep in mind that actual flight times can vary due to factors like wind patterns and air traffic, so it's always a good idea to allow for some extra time when planning your trip.
Can you fly business or first class from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
You can fly business class between OPO and ATH. Airlines that offer business class service on this route include:
  • Turkish Airlines
  • Brussels Airlines
  • Aegean
  • Swiss International Air Lines
  • TAP Portugal
  • Air Baltic
  • Lufthansa
  • Iberia
  • Air France
  • LOT-Polish Airlines
  • KLM
  • SAS
  • Avianca Argentina
  • Air Europa
  • (multiple carriers)
  • Air Serbia
  • Austrian Airlines
  • Portugalia
  • Helvetic Airways
How do I earn miles on a Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) flight with Expedia?
It's easy to earn miles on a Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) flight when you book with Expedia. Before you confirm your booking, simply select your frequent flyer program and enter your program number. As a member of One Key™, you can also earn OneKeyCash™* on top of your airline miles when you book with Expedia.*Excludes taxes and fees. OneKeyCash is not redeemable for cash and can only be used on Expedia and other participating brands.
What airports do you fly into for Athens (ATH) from Porto (OPO)?
If you're planning to travel to Athens from Dr. Francisco de Sa Carneiro (OPO), you can fly directly into Eleftherios Venizelos (ATH) which offers international flights and connections. Some flights may connect through major hubs like Humberto Delgado (LIS), Adolfo Suarez Madrid-Barajas (MAD), or Cointrin Intl. (GVA) before reaching Athens. Compare routes and airports on Expedia to find the best flight options for your travel plans.
Is it cheaper to buy a plane ticket from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) at the last minute?
Typically, booking a last minute flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) will be more expensive than booking in advance. As the departure date approaches, there are usually fewer seats available which can drive up the cost. However, if there's some wiggle room with your travel dates and times, you could bag a cheap last-minute fare.
Is it cheaper to book a Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) flight and hotel package?
Securing a Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) flight and hotel package is usually cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels all in one place. Select from our extensive range of stays and then add flights, activities and car rentals to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos)?
If you booked your Porto (OPO-Dr. Francisco de Sa Carneiro) to Athens (ATH-Eleftherios Venizelos) flight within the last 24 hours, you may be able to modify or cancel it without any fees. Depending on the airline and the type of ticket you have, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you'd like more information.

Travel information

Origin airport
Dr. Francisco de Sa Carneiro
Destination airport
Eleftherios Venizelos
Airlines serving
Aegean, Air Europa, Air Serbia, British Airways, Brussels Airlines, Iberia, LOT-Polish Airlines, Lufthansa, Swiss International Air Lines, TAP Portugal, Turkish Airlines
Roundtrip price
CA $285
Distance
2786 km
Average flight time
3 hours 45 mins

Book with confidence

Porto to Athens Flights

The easy way to book your flights from Porto to Athens 

With Expedia, it’s simple to find and book flights to Athens from Porto whether you’re traveling for business or pleasure. Enter your travel dates, hit search, and choose your flight from 20 airlines that cover this route. There are nonstop flights to Eleftherios Venizelos, too.  

Choose your preferred carrier and cabin class with the advanced search tool and select your ideal departure time. Then, if you want, you can see just nonstop or refundable flights. And if you’re traveling last minute, just enter the date to check out flights from Porto to Athens today, tomorrow, or this week.  

 

Save dollars with cheap flights from Dr. Francisco de Sa Carneiro, OPO to Eleftherios Venizelos, ATH 

Sort your search results by price to find great deals on your flight from Porto to Athens—you get all your cheapest options first. Grab yourself a bargain now—the lowest price on flights to Athens from Porto currently is just CA $285 rising to CA $390.  

Here are more money-saving tips: 

  • Fly in January when flight prices are normally at their lowest 
  • Book about a month to 6 weeks before you travel for the best prices to Athens  
  • Avoid peak season and weekends when flights can cost more
  • Early morning and late-night flights are sometimes cheaper, so try varying your travel times 
  • One surefire way to save money on your flight is to book your flight and hotel together with Expedia. Sometimes, the savings are so large that the flight is basically free! 

 

Reasons to choose Expedia for your flight to Athens from Porto 

Whatever your destination, budget, or reason to travel, in just one quick search, you can choose from loads of flights, airlines, and cabin classes. The filters make it quick and easy to find your ideal flights, and if you choose one of the flexible options, you won’t be charged to change your flight. So book your flight to Athens with Expedia today.

Porto to Athens Flights

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