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Cheap flights from Porto to Athens from £51
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 3/11. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — ATH
9 Nov — 16 Nov1
Cheap flight deals from Porto to Athens
Enter your travel dates to find the best prices.
Cheapest
Best
Last-minute
One-way
Cheapest flights from Porto to AthensExplore the most affordable flight options available from Porto to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.
Explore the most affordable flight options available from Porto to Athens. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 10 October 2026.
Mon 23/1107:00 -
1 stop9h 35m
Mon 30/1109:40 -
1 stop16h 10m
Deal found 9/10£95
Mon 23/1117:05 -
2 stops15h 10m
Mon 30/1109:40 -
2 stops14h 55m
Deal found 9/10£116
Fri 20/1106:35 -
1 stop14h 25m
Fri 27/1111:15 -
1 stop9h 40m
Deal found 6/10£131
Sat 28/1116:40 -
1 stop5h 55m
Sun 6/1221:45 -
1 stop12h 25m
Deal found 6/10£135
Fri 20/1106:35 -
1 stop14h 25m
Fri 27/1110:25 -
2 stops15h 25m
Deal found 6/10£136
Tue 10/1106:55 -
1 stop11h 20m
Fri 13/1117:40 -
1 stop8h 10m
Deal found 7/10£146
Mon 30/1107:00 -
1 stop9h 35m
Sat 5/1215:20 -
1 stop7h 55m
Deal found 6/10£155
Sun 29/1105:00 -
1 stop20h 10m
Sun 6/1221:45 -
1 stop12h 25m
Deal found 6/10£156
Sat 28/1118:00 -
1 stop7h 10m
Sat 5/1215:20 -
1 stop7h 55m
Deal found 6/10£165
Best flights from Porto to AthensDiscover carefully curated flight deals from Porto to Athens that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.
Discover carefully curated flight deals from Porto to Athens that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 10 October 2026.
Thu 26/1105:00 -
1 stop29h 40m
Sun 29/1105:55 -
1 stop11h 30m
Deal found 8/10£172
Fri 22/112:50 -
2 stops10h 00m
Mon 25/112:45 -
2 stops25h 20m
Deal found 7/10£220
Mon 30/1112:05 -
2 stops10h 45m
Fri 4/1217:40 -
1 stop19h 35m
Deal found 6/10£237
Fri 13/1110:55 -
1 stop22h 05m
Fri 20/1115:45 -
1 stop25h 40m
Deal found 6/10£280
Mon 29/311:35 -
2 stops26h 10m
Sat 3/416:30 -
1 stop26h 10m
Deal found 7/10£303
Mon 30/1105:00 -
1 stop29h 40m
Fri 4/1217:30 -
1 stop19h 00m
Deal found 6/10£177
Sat 23/107:35 -
2 stops9h 00m
Sun 24/106:00 -
2 stops15h 20m
Deal found 7/10£369
Tue 20/1005:05 -
2 stops10h 25m
Wed 21/1020:20 -
1 stop13h 50m
Deal found 9/10£369
Fri 22/116:25 -
1 stop16h 35m
Tue 26/121:50 -
1 stop19h 35m
Deal found 7/10£310
Thu 21/110:55 -
1 stop19h 45m
Sun 24/121:50 -
1 stop14h 05m
Deal found 7/10£310
Sat 28/1112:05 -
2 stops10h 45m
Fri 4/1213:55 -
1 stop23h 20m
Deal found 6/10£366
Sat 23/110:55 -
1 stop8h 05m
Tue 26/115:45 -
1 stop25h 40m
Deal found 7/10£310
Last-minute flights from Porto to AthensDiscover last-minute flight deals from Porto to Athens. Data last updated 10 October 2026 and is based on user searches.
Discover last-minute flight deals from Porto to Athens. Data last updated 10 October 2026 and is based on user searches.
Tue 10/1106:55 -
1 stop11h 20m
Fri 13/1117:40 -
1 stop8h 10m
Deal found 7/10£146
Fri 20/1106:35 -
1 stop14h 25m
Fri 27/1111:15 -
1 stop9h 40m
Deal found 6/10£131
Fri 20/1106:35 -
1 stop14h 25m
Fri 27/1110:25 -
2 stops15h 25m
Deal found 6/10£136
Mon 23/1107:00 -
1 stop9h 35m
Mon 30/1109:40 -
1 stop16h 10m
Deal found 9/10£95
Mon 23/1117:05 -
2 stops15h 10m
Mon 30/1109:40 -
2 stops14h 55m
Deal found 9/10£116
Sat 28/1116:40 -
1 stop5h 55m
Sun 6/1221:45 -
1 stop12h 25m
Deal found 6/10£135
Sat 28/1118:00 -
1 stop7h 10m
Sat 5/1215:20 -
1 stop7h 55m
Deal found 6/10£165
Sun 29/1105:00 -
1 stop20h 10m
Sun 6/1221:45 -
1 stop12h 25m
Deal found 6/10£156
Mon 30/1107:00 -
1 stop9h 35m
Sat 5/1215:20 -
1 stop7h 55m
Deal found 6/10£155
One-way flights from Porto to AthensSearch for one-way flight options from Porto to Athens. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.
Search for one-way flight options from Porto to Athens. Find affordable one-way fares based on user searches. Data last updated 10 October 2026.
Tue 3/1119:30 -
1 stop12h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/10£51
Mon 9/1119:55 -
1 stop12h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/10£56
Thu 21/118:30 -
1 stop13h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 6/10£63
Tue 10/1106:55 -
1 stop11h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/10£72
Mon 22/306:00 -
1 stop10h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 5/10£79
Thu 15/1007:05 -
1 stop15h 10m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/10£82
Thu 15/1015:10 -
2 stops16h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/10£86
Thu 15/1023:45 -
Nonstop3h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 7/10£134
Thu 22/1023:45 -
Nonstop3h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 9/10£151
Find flight deals from Porto to Athens
Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Athens (ATH). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 10 October 2026.
Cheapflights Fare Finder
Customise your flight search to find flights from Porto 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 7,457,451 searches. Data last updated 10 October 2026.
Use the filters below to find and compare flights from Porto to Athens that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest return flight
PortoAthens
OPO Porto - ATH Athens Eleftherios V.
OPOATH
Porto
Tue 3/11
19:30-10:10
1 stop12h 40m
Athens Eleftherios V.
Wed 31/12
00:00-23:00
Nonstop0h 00m
£51
PortoAthens
OPO Porto - ATH Athens Eleftherios V.
OPOATH
Porto
Tue 10/11
06:55-20:15
1 stop11h 20m
Athens Eleftherios V.
Wed 31/12
00:00-23:00
Nonstop0h 00m
£72
PortoAthens
OPO Porto - ATH Athens Eleftherios V.
OPOATH
Porto
Mon 22/3
06:00-18:40
1 stop10h 40m
Athens Eleftherios V.
Wed 31/12
00:00-23:00
Nonstop0h 00m
£79
PortoAthens
OPO Porto - ATH Athens Eleftherios V.
OPOATH
Porto
Thu 15/10
07:05-00:15
1 stop15h 10m
Athens Eleftherios V.
Wed 31/12
00:00-23:00
Nonstop0h 00m
£82
PortoAthens
OPO Porto - ATH Athens Eleftherios V.
OPOATH
Porto
Thu 15/10
15:10-09:40
2 stops16h 30m
Athens Eleftherios V.
Wed 31/12
00:00-23:00
Nonstop0h 00m
£86
Fastest return journey
PortoAthens
OPO Porto - ATH Athens Eleftherios V.
OPOATH
Porto
Thu 22/10
23:45-05:30
Nonstop3h 45m
Athens Eleftherios V.
Wed 31/12
00:00-23:00
Nonstop0h 00m
£151
PortoAthens
OPO Porto - ATH Athens Eleftherios V.
OPOATH
Porto
Thu 26/11
05:00-12:40
1 stop29h 40m
Athens Eleftherios V.
Sun 29/11
05:55-15:25
1 stop11h 30m
£172
PortoAthens
OPO Porto - ATH Athens Eleftherios V.
OPOATH
Porto
Wed 23/12
07:35-00:50
2 stops15h 15m
Athens Eleftherios V.
Wed 31/12
00:00-23:00
Nonstop0h 00m
£176
PortoAthens
OPO Porto - ATH Athens Eleftherios V.
OPOATH
Porto
Mon 30/11
05:00-12:40
1 stop29h 40m
Athens Eleftherios V.
Fri 4/12
17:30-10:30
1 stop19h 00m
£177
PortoAthens
OPO Porto - ATH Athens Eleftherios V.
OPOATH
Porto
Fri 22/1
12:50-00:50
2 stops10h 00m
Athens Eleftherios V.
Mon 25/1
12:45-12:05
2 stops25h 20m
£220
Showing 1-10 of 21 resultsSorted by cheapest first
Best time to book a flight from Porto to Athens
Have a flexible travel schedule? Discover the best time to fly to Athens from Porto with our price prediction graph.
OPO-ATH
Estimated return 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 Porto to Athens
Prices
Delays
How far ahead should I book a flight from Porto to Athens?
Booking 80 days in advance of your planned departure date is, on average, the best time to get cheap flights from Porto to Athens. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Porto to Athens?
Currently, January is the cheapest month in which you can book a flight from Porto to Athens (average of £176). Flying from Porto to Athens in December is currently the most expensive (average of £320). 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.
How much does it cost for a return flight from Porto to Athens?
Airfare is below average for this route at the moment.
Porto to Athens flights typically cost between £156 and £245 in November.The cheapest return price found within the last 5 days was £95 on Ryanair (23 Nov–30 Nov).
How often are flights from Porto to Athens delayed?
About 23% of weekly flights between Porto and Athens have experienced delays in the past year, with the average delay time being 85 minutes.
What is the most punctual flight time for Porto to Athens flights?
Historically, flights departing at night are less likely to be delayed, whereas flights leaving in the early afternoon tend to experience delays more often.
What day of the week experiences the fewest flight delays on this route?
Wednesday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.
Which airline has the best punctuality record on Porto to Athens flights?
Over the past year, Aegean Airlines have had the lowest number of delays on this route, with just 23% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Porto to Athens. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Travelling to a place near Athens?
Book flights to Athens if you plan to visit one of these locationsPiraeus
Aegina
Hydra
Skala
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes
Athens flight routes
Complete your trip
Direct flights to Attica
Flights by cabin class
Other flight options
Other flights from Porto
Popular flights
Alternative routes for Porto to Athens
See prices for flight routes from nearby airports that may be better suited for you.
Other flights to Athens
Explore flights to Athens departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 10 October 2026.
Complete your trip
Complete your trip to Athens by adding a car hire and/or hotel booking to your travel itinerary.
Direct flights to Attica
Book a non-stop flight to one of these other cities located in Attica.
Search flights from Porto to Athens by cabin class
Find flights from Porto to Athens, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Porto and Athens flights
Browse other Porto and Athens flight options. Last updated on 10 October 2026.
Other flights from Porto
Browse through other flights departing from Porto. Flights are based on user searches made on Cheapflights and were last updated on 10 October 2026.
Popular flight searches
Check out other popular destinations found by fellow travellers in 2026
Fly with Cheapflights
Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.
How does Cheapflights help users find flights from Porto to Athens?
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Porto to Athens. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
Why should you use Cheapflights to find cheap flight tickets from Porto to Athens?
It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Porto to Athens.
Can Cheapflights find flights from Porto to Athens with no change fees?
Yes, we can. To see specific flights from Porto to Athens with no change fees, users can toggle flexible booking options after using the search form above to find flights.
Can Cheapflights notify me if prices for flights from Porto to Athens become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Athens from Porto today and book when prices fit your budget.