Cheap flights from Porto to Istanbul Airport from £95
This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 20/12. Fares are subject to change and may not be available on all flights or dates of travel.
OPO — IST
2 Nov — 9 Nov1
Return
1 adult
Economy
Return
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Porto to Istanbul are usually found in January or February, booked 67 days in advance, depart on a Monday or Wednesday and return on a Monday
Cheap flight deals from Porto to Istanbul
Enter your travel dates to find the best prices.
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Best
Direct
Last-minute
One-way
Cheapest flights from Porto to Istanbul
Explore the most affordable flight options available from Porto to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 3 October 2026.
Wed 9/1220:10 -
1 stop15h 45m
Sun 13/1216:35 -
1 stop17h 10m
Deal found 1/10£216
Mon 23/1120:10 -
1 stop15h 45m
Fri 27/1116:35 -
1 stop17h 10m
Deal found 2/10£217
Mon 30/1116:05 -
1 stop19h 50m
Wed 16/1216:35 -
1 stop17h 10m
Deal found 30/9£225
Sat 28/1116:05 -
1 stop19h 50m
Fri 4/1216:35 -
1 stop21h 15m
Deal found 2/10£230
Wed 2/1212:35 -
1 stop7h 10m
Sat 5/1206:30 -
1 stop8h 10m
Deal found 29/9£235
Tue 1/1220:10 -
1 stop15h 45m
Mon 14/1216:35 -
1 stop17h 10m
Deal found 30/9£237
Tue 1/1220:10 -
1 stop15h 45m
Fri 4/1216:35 -
1 stop17h 10m
Deal found 29/9£238
Tue 15/1216:10 -
Nonstop4h 30m
Wed 16/1207:55 -
Nonstop5h 00m
Deal found 30/9£241
Sat 28/1116:05 -
1 stop19h 50m
Wed 16/1216:35 -
1 stop17h 10m
Deal found 30/9£246
Tue 3/1110:55 -
Nonstop4h 40m
Wed 4/1113:25 -
Nonstop5h 00m
Deal found 29/9£247
Best flights from Porto to Istanbul
Discover carefully curated flight deals from Porto to Istanbul that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 3 October 2026.
Tue 15/1216:10 -
Nonstop4h 30m
Wed 16/1207:55 -
Nonstop5h 00m
Deal found 2/10£246
Mon 23/1116:05 -
1 stop19h 50m
Fri 27/1116:35 -
1 stop17h 10m
Deal found 1/10£257
Tue 13/1006:00 -
1 stop13h 25m
Mon 19/1003:45 -
1 stop8h 35m
Deal found 28/9£262
Mon 2/1110:55 -
Nonstop4h 40m
Mon 9/1107:55 -
Nonstop5h 00m
Deal found 2/10£284
Wed 14/1006:00 -
1 stop13h 15m
Tue 20/1003:45 -
2 stops9h 25m
Deal found 28/9£288
Fri 5/306:15 -
2 stops13h 30m
Fri 12/306:30 -
1 stop8h 15m
Deal found 29/9£298
Fri 30/1010:55 -
Nonstop4h 40m
Tue 10/1107:55 -
Nonstop5h 00m
Deal found 30/9£345
Sun 29/1106:15 -
2 stops13h 30m
Thu 3/1206:30 -
2 stops20h 25m
Deal found 29/9£343
Sat 26/1210:55 -
Nonstop4h 40m
Wed 30/1213:25 -
Nonstop5h 00m
Deal found 1/10£355
Mon 1/306:15 -
2 stops13h 30m
Sat 6/306:30 -
2 stops20h 10m
Deal found 29/9£345
Thu 4/310:55 -
Nonstop4h 40m
Mon 8/313:25 -
Nonstop5h 00m
Deal found 1/10£358
Direct flights from Porto to Istanbul
Explore direct flight options from Porto to Istanbul based on user searches, and compare prices and availability for your desired travel dates. Data last updated 3 October 2026.
Tue 15/1216:10 -
Nonstop4h 30m
Wed 16/1207:55 -
Nonstop5h 00m
Deal found 30/9£241
Tue 9/210:55 -
Nonstop4h 40m
Thu 18/213:25 -
Nonstop5h 00m
Deal found 29/9£243
Sat 13/210:55 -
Nonstop4h 40m
Sun 14/213:25 -
Nonstop5h 00m
Deal found 29/9£247
Tue 9/210:55 -
Nonstop4h 40m
Sun 14/213:25 -
Nonstop5h 00m
Deal found 29/9£247
Tue 3/1110:55 -
Nonstop4h 40m
Thu 5/1113:25 -
Nonstop5h 00m
Deal found 29/9£248
Thu 26/1116:25 -
Nonstop4h 30m
Mon 7/1213:25 -
Nonstop5h 00m
Deal found 29/9£249
Fri 12/216:25 -
Nonstop4h 30m
Sat 20/213:25 -
Nonstop5h 00m
Deal found 29/9£252
Tue 3/1110:55 -
Nonstop4h 40m
Fri 6/1113:25 -
Nonstop5h 00m
Deal found 29/9£253
Thu 26/1116:25 -
Nonstop4h 30m
Fri 4/1207:55 -
Nonstop5h 00m
Deal found 29/9£253
Fri 6/1110:55 -
Nonstop4h 40m
Sat 14/1113:25 -
Nonstop5h 00m
Deal found 1/10£257
Last-minute flights from Porto to Istanbul
Discover last-minute flight deals from Porto to Istanbul. Data last updated 3 October 2026 and is based on user searches.
Tue 3/1110:55 -
Nonstop4h 40m
Wed 4/1113:25 -
Nonstop5h 00m
Deal found 29/9£247
Tue 3/1110:55 -
Nonstop4h 40m
Thu 5/1113:25 -
Nonstop5h 00m
Deal found 29/9£248
Tue 3/1110:55 -
Nonstop4h 40m
Fri 6/1113:25 -
Nonstop5h 00m
Deal found 29/9£253
Mon 23/1120:10 -
1 stop15h 45m
Fri 27/1116:35 -
1 stop17h 10m
Deal found 2/10£217
Thu 26/1110:55 -
Nonstop4h 40m
Tue 8/1207:55 -
Nonstop5h 00m
Deal found 29/9£249
Thu 26/1116:25 -
Nonstop4h 30m
Fri 4/1207:55 -
Nonstop5h 00m
Deal found 29/9£253
Sat 28/1116:05 -
1 stop19h 50m
Fri 4/1216:35 -
1 stop21h 15m
Deal found 2/10£230
Sat 28/1116:05 -
1 stop19h 50m
Wed 16/1216:35 -
1 stop17h 10m
Deal found 30/9£246
Sun 29/1106:00 -
1 stop13h 45m
Sun 6/1206:30 -
1 stop8h 10m
Deal found 29/9£237
Sun 29/1106:00 -
1 stop9h 10m
Sat 5/1206:30 -
1 stop8h 10m
Deal found 29/9£254
Sun 29/1106:00 -
1 stop13h 45m
Mon 7/1206:30 -
1 stop8h 10m
Deal found 29/9£256
Mon 30/1116:05 -
1 stop19h 50m
Wed 16/1216:35 -
1 stop17h 10m
Deal found 30/9£225
One-way flights from Porto to Istanbul
Search for one-way flight options from Porto to Istanbul. Find affordable one-way fares based on user searches. Data last updated 3 October 2026.
Sun 20/1219:55 -
2 stops34h 20m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/9£95
Sun 20/1221:55 -
1 stop21h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 30/9£108
Mon 1/320:10 -
1 stop15h 45m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/9£123
Thu 18/319:30 -
1 stop19h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 2/10£136
Tue 10/1116:05 -
1 stop19h 50m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 2/10£164
Sun 20/1210:55 -
Nonstop4h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 29/9£188
Mon 1/310:55 -
Nonstop4h 40m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 2/10£188
Tue 10/1116:10 -
Nonstop4h 30m
Wed 31/1200:00 -
Nonstop0h 00m
Deal found 2/10£189
Find flight deals from Porto to Istanbul
Discover tips and strategies to find the most affordable flight options for your journey from Porto (OPO) to Istanbul (IST). 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 3 October 2026.
Customise your flight search to find flights from Porto to Istanbul 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 3 October 2026.
Use the filters below to find and compare flights from Porto to Istanbul Airport that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
Cheapest return flight
PortoIstanbul
OPO Porto - IST Istanbul
OPOIST
Porto
Tue 10/11
16:05-14:55
1 stop19h 50m
Istanbul
Wed 31/12
00:00-23:00
Nonstop0h 00m
£164
PortoIstanbul
OPO Porto - IST Istanbul
OPOIST
Porto
Mon 1/3
10:55-18:35
Nonstop4h 40m
Istanbul
Wed 31/12
00:00-23:00
Nonstop0h 00m
£190
PortoIstanbul
OPO Porto - IST Istanbul
OPOIST
Porto
Fri 13/11
10:55-18:35
Nonstop4h 40m
Istanbul
Wed 31/12
00:00-23:00
Nonstop0h 00m
£194
PortoIstanbul
OPO Porto - IST Istanbul
OPOIST
Porto
Thu 22/10
10:50-03:40
1 stop14h 50m
Istanbul
Wed 31/12
00:00-23:00
Nonstop0h 00m
£230
Fastest return journey
PortoIstanbul
OPO Porto - IST Istanbul
OPOIST
Porto
Wed 17/3
16:25-23:55
Nonstop4h 30m
Istanbul
Wed 31/12
00:00-23:00
Nonstop0h 00m
£233
PortoIstanbul
OPO Porto - IST Istanbul
OPOIST
Porto
Thu 18/3
16:25-23:55
Nonstop4h 30m
Istanbul
Wed 31/12
00:00-23:00
Nonstop0h 00m
£233
PortoIstanbul
OPO Porto - IST Istanbul
OPOIST
Porto
Tue 15/12
16:10-23:40
Nonstop4h 30m
Istanbul
Wed 16/12
07:55-09:55
Nonstop5h 00m
£246
PortoIstanbul
OPO Porto - IST Istanbul
OPOIST
Porto
Mon 1/3
06:15-22:45
2 stops13h 30m
Istanbul
Wed 31/12
00:00-23:00
Nonstop0h 00m
£250
PortoIstanbul
OPO Porto - IST Istanbul
OPOIST
Porto
Mon 23/11
16:05-14:55
1 stop19h 50m
Istanbul
Fri 27/11
16:35-06:45
1 stop17h 10m
£257
PortoIstanbul
OPO Porto - IST Istanbul
OPOIST
Porto
Tue 13/10
06:00-21:25
1 stop13h 25m
Istanbul
Mon 19/10
03:45-10:20
1 stop8h 35m
£262
Flights are sorted by cheapest return flights first.
Deals found on 2/10
Showing 1-10 of 21 resultsSorted by cheapest first
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2
3
Best time to book a flight from Porto to Istanbul
Have a flexible travel schedule? Discover the best time to fly to Istanbul from Porto with our price prediction graph.
OPO-IST
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 Istanbul Airport
Prices
Delays
How far ahead should I book a flight from Porto to Istanbul Airport?
To ensure you get the cheapest price possible for a flight from Porto to Istanbul Airport, you should look to book at least 66 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from Porto to Istanbul Airport?
Currently, January is the cheapest month in which you can book a flight from Porto to Istanbul Airport (average of £315). Flying from Porto to Istanbul Airport in July is currently the most expensive (average of £471). 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 OPO to IST?
Find hourly flight availability from Porto to Istanbul. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 3 October 2026.
When flying from Porto to Istanbul Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
How much does it cost for a return flight from Porto to Istanbul Airport?
Airfare is below average for this route at the moment.
Porto to Istanbul Airport flights typically cost between £324 and £419 in December.The cheapest return price found within the last 5 days was £216 on Air Europa (9 Dec–13 Dec).
How often are flights from Porto to Istanbul delayed?
About 10% of weekly flights between Porto and Istanbul have experienced delays in the past year, with the average delay time being 117 minutes.
What is the most punctual flight time for Porto to Istanbul flights?
Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening 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 Monday 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 Istanbul flights?
Over the past year, Turkish Airlines have had the lowest number of delays on this route, with just 10% of flights being delayed.
Related info for your journey
Find useful and relevant information for your journey from Porto to Istanbul. 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 from for flights from Porto to Istanbul?
Located just 6.8 mi from the city center, Porto is the airport most travelers will use when flying to Istanbul from Porto. Booking flights from Porto (OPO) to Istanbul should be relatively easy as there is 1 daily outbound flight to Istanbul from 0 different airlines.
How long is the flight from Porto to Istanbul Airport?
Departing from Porto to Istanbul Airport will take you 4h 30m. The distance between Porto and Istanbul Airport is about 1927 mi. When browsing for deals, the options you’ll see will be for both direct flights and flights with stops.
What are the most reliable airlines from Porto to Istanbul Airport?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from Porto to Istanbul Airport on time: Thai Airways (61%), Turkish Airlines (61%), IndiGo (61%).
Can I find deals for flights from Porto to Istanbul that include hotel bookings?
Yes. In addition to deals on Porto to Istanbul flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Porto to Istanbul?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Porto to Istanbul.
Can I find deals for business class flights from Porto to Istanbul?
Yes. Cheapflights offers flight deals from Porto to Istanbul 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 Porto to Istanbul Airport?
Currently, January is the cheapest month in which you can book a flight from Porto to Istanbul Airport (average of £315). Flying from Porto to Istanbul Airport in July is currently the most expensive (average of £471). 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.
Explore flights to Istanbul departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on 3 October 2026.
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 Istanbul?
When you search for this flight from Porto to Istanbul, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.
Why should you use Cheapflights to find cheap flight tickets from Porto to Istanbul?
By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Istanbul from Porto.
Can Cheapflights find flights from Porto to Istanbul with no change fees?
Yes! Cheapflights helps users easily find flights from Porto to Istanbul with no change fees.
Can Cheapflights notify me if prices for flights from Porto to Istanbul become cheaper?
Yes! Start tracking prices for Porto to Istanbul flights today and get alerted whenever prices for these flights change. To access this feature, click the bell icon next to the flight deals above, which will prompt you for a valid email address to receive your alerts.
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