How long is the flight from Portsmouth to Istanbul?

Airlines like KLM fly from Portsmouth to Istanbul in about 14h 05m. The time it takes to get you to your destination can typically vary by up to . Portsmouth and Istanbul are separated by a distance of 1573 mi.

In terms of precipitation, rainfall in Istanbul ranges from 10.0 - 100.0 inches per month. December is typically the wettest month, when rainfall can reach 100.0 mm. July is typically the driest time to visit Istanbul when rainfall is around 10.0 mm.

If weather is an important factor for your trip to Istanbul, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 23.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

What are the cheapest flights from Portsmouth to Istanbul?

Looking for the cheapest flight from Portsmouth to Istanbul? While on average our users pay £1,310, our data indicates the cheapest price to be £130. The most popular route (Southampton Eastleigh - Istanbul Sabiha Gokcen), is priced around £290.

What are the most reliable airlines from Portsmouth to Istanbul?

Consider Icelandair (87%), British Airways (84%) or American Airlines (84%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to Istanbul.

Can I find deals for flights from Portsmouth to Istanbul that include hotel bookings?

Yes. In addition to deals on Portsmouth to Istanbul flights, Cheapflights offers holiday packages that include both flights and hotel.

How can I find direct flights from Portsmouth to Istanbul?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Istanbul.

Can I find deals for business class flights from Portsmouth to Istanbul?

Yes. Cheapflights offers flight deals from Portsmouth 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.

£281+ Cheap Flights from Portsmouth to Istanbul

Cheap flight deals from Portsmouth to Istanbul

Enter your travel dates to find the best prices.

Cheapest

Best

Last-minute

One-way

Cheapest flights from Portsmouth to Istanbul
Explore the most affordable flight options available from Portsmouth to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Fri 9/1012:20 -

2 stops15h 45m

Mon 12/1015:40 -

2 stops19h 00m

Deal found 15/9£281

Tue 20/1013:25 -

2 stops13h 35m

Tue 27/1009:20 -

1 stop26h 30m

Deal found 15/9£290

Fri 9/1017:20 -

2 stops17h 50m

Mon 12/1013:50 -

2 stops20h 50m

Deal found 16/9£327

Sat 31/1009:25 -

1 stop28h 30m

Sat 7/1118:00 -

1 stop25h 50m

Deal found 16/9£328

Sat 31/1012:25 -

1 stop8h 40m

Sat 7/1117:45 -

2 stops27h 55m

Deal found 16/9£378

Thu 15/1012:35 -

2 stops22h 35m

Mon 19/1013:25 -

1 stop8h 05m

Deal found 17/9£389

Find flight deals from Portsmouth to Istanbul

Round-trip from	£281
Popular in	August
Cheapest in	January
Average price	£126

9/10-12/10
4 total stops
34h 45m total
Portsmouth to Istanbul

Search Deals

Highest demand for flights based on searches. 23% potential increase in price (£38 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 5% potential price decrease (£7 potential savings vs. average return price).

Search Deals

Average for round-trip flights in September 2026

Search Deals

Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonIstanbul

SOU Southampton Eastleigh - SAW Istanbul Sabiha Gokcen

SOUSAW

Southampton Eastleigh

Fri 9/10

12:20-06:05

2 stops15h 45m

Istanbul Sabiha Gokcen

Mon 12/10

15:40-08:40

2 stops19h 00m

£281

SouthamptonIstanbul

SOU Southampton Eastleigh - SAW Istanbul Sabiha Gokcen

SOUSAW

Southampton Eastleigh

Tue 20/10

13:25-05:00

2 stops13h 35m

Istanbul Sabiha Gokcen

Tue 27/10

09:20-08:50

1 stop26h 30m

£290

Fastest return journey

SouthamptonIstanbul

SOU Southampton Eastleigh - IST Istanbul

SOUIST

Southampton Eastleigh

Fri 8/1

16:10-00:35

2 stops29h 25m

Istanbul

Wed 31/12

00:00-23:00

Nonstop0h 00m

£316

SouthamptonIstanbul

SOU Southampton Eastleigh - IST Istanbul

SOUIST

Southampton Eastleigh

Wed 6/1

12:35-13:55

2 stops46h 20m

Istanbul

Wed 31/12

00:00-23:00

Nonstop0h 00m

£316

SouthamptonIstanbul

SOU Southampton Eastleigh - IST Istanbul

SOUIST

Southampton Eastleigh

Fri 9/10

17:20-13:10

2 stops17h 50m

Istanbul

Mon 12/10

20:10-12:50

2 stops18h 40m

£360

SouthamptonIstanbul

SOU Southampton Eastleigh - IST Istanbul

SOUIST

Southampton Eastleigh

Thu 15/10

12:35-13:10

2 stops22h 35m

Istanbul

Mon 19/10

13:25-19:30

1 stop8h 05m

£389

SouthamptonIstanbul

SOU Southampton Eastleigh - SAW Istanbul Sabiha Gokcen

SOUSAW

Southampton Eastleigh

Fri 9/10

09:05-17:05

1 stop6h 00m

Istanbul Sabiha Gokcen

Mon 12/10

14:40-16:50

1 stop28h 10m

£461

SouthamptonIstanbul

SOU Southampton Eastleigh - IST Istanbul

SOUIST

Southampton Eastleigh

Sat 28/11

08:50-00:35

2 stops12h 45m

Istanbul

Tue 1/12

18:35-12:05

2 stops20h 30m

£525

SouthamptonIstanbul

SOU Southampton Eastleigh - IST Istanbul

SOUIST

Southampton Eastleigh

Tue 20/10

19:30-01:05

2 stops27h 35m

Istanbul

Sun 25/10

21:25-12:05

2 stops17h 40m

£603

SouthamptonIstanbul

SOU Southampton Eastleigh - IST Istanbul

SOUIST

Southampton Eastleigh

Mon 19/10

19:30-00:25

2 stops26h 55m

Istanbul

Sun 25/10

21:25-12:05

2 stops17h 40m

£603

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 19 resultsSorted by cheapest first

Best time to book a flight from Portsmouth to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Portsmouth with our price prediction graph.

SOU-IST

SOU-SAW

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 Portsmouth to Istanbul

P0R-TR5

SOU-IST

SOU-SAW

What is the cheapest time of day to fly from P0R to IST?

It’s typically best to fly out from Portsmouth to Istanbul in the evening. Doing so could potentially save you 35% on the flight price compared to flying in the afternoon, which is usually more expensive.

Weekly flight availability from Portsmouth to Istanbul

The most flights from P0R to TR5 are scheduled on a Friday (38 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).

What is the cheapest day to fly from Portsmouth to Istanbul?

Travellers seeking maximum savings on their Portsmouth to Istanbul flight should consider departing on Monday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

How long is the flight from Portsmouth to Istanbul?
Airlines like KLM fly from Portsmouth to Istanbul in about 14h 05m. The time it takes to get you to your destination can typically vary by up to . Portsmouth and Istanbul are separated by a distance of 1573 mi.
What are the most reliable airlines from Portsmouth to Istanbul?
Consider Icelandair (87%), British Airways (84%) or American Airlines (84%) when booking your flight. These represent the most reliable airlines when flying from Portsmouth to Istanbul.
What are the cheapest flights from Portsmouth to Istanbul?
Looking for the cheapest flight from Portsmouth to Istanbul? While on average our users pay £1,310, our data indicates the cheapest price to be £130. The most popular route (Southampton Eastleigh - Istanbul Sabiha Gokcen), is priced around £290.
Can I find deals for flights from Portsmouth to Istanbul that include hotel bookings?
Yes. In addition to deals on Portsmouth to Istanbul flights, Cheapflights offers holiday packages that include both flights and hotel.
How can I find direct flights from Portsmouth to Istanbul?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Portsmouth to Istanbul.
Can I find deals for business class flights from Portsmouth to Istanbul?
Yes. Cheapflights offers flight deals from Portsmouth 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.

See more FAQs

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Top 10 airlines flying from Portsmouth to Istanbul

Airline	Cheapest	Average	Flexibility	On-time
Ajet	Cheapest£37	Average£199	FlexibilityNo cancel fee	On-timeN/A	Search Ajet flights
Wizz Air	Cheapest£46	Average£151	FlexibilityNo cancel fee	On-timeN/A	Search Wizz Air flights
Pegasus Airlines	Cheapest£75	Average£184	FlexibilityNo cancel fee	On-time82%	Search Pegasus Airlines flights
Air France	Cheapest£91	Average£205	FlexibilityNo cancel fee	On-time77%	Search Air France flights
Air Serbia	Cheapest£96	Average£168	FlexibilityNo cancel fee	On-timeN/A	Search Air Serbia flights
LOT	Cheapest£128	Average£250	FlexibilityNo cancel fee	On-time81%	Search LOT flights
Aegean Airlines	Cheapest£133	Average£281	FlexibilityNo cancel fee	On-time87%	Search Aegean Airlines flights
Turkish Airlines	Cheapest£135	Average£252	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
British Airways	Cheapest£150	Average£228	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£158	Average£325	FlexibilityNo cancel fee	On-time75%	Search KLM flights

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How does Cheapflights help users find flights from Portsmouth to Istanbul?

Deals for Portsmouth to Istanbul flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Istanbul?

Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Portsmouth to Istanbul for you. Better yet — we are completely free to use.

Can Cheapflights find flights from Portsmouth to Istanbul with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Portsmouth to Istanbul, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Portsmouth to Istanbul become cheaper?

Not ready to book yet? You can track prices for flights from Portsmouth to Istanbul on Cheapflights with our Price Alert feature and get notified when better prices are available.

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Cheap flights from Portsmouth to Istanbul from £281

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/10. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from Portsmouth to Istanbul

Cheapest flights from Portsmouth to IstanbulExplore the most affordable flight options available from Portsmouth to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Explore the most affordable flight options available from Portsmouth to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Best flights from Portsmouth to IstanbulDiscover carefully curated flight deals from Portsmouth to Istanbul that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Discover carefully curated flight deals from Portsmouth to Istanbul that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Last-minute flights from Portsmouth to IstanbulDiscover last-minute flight deals from Portsmouth to Istanbul. Data last updated 19 September 2026 and is based on user searches.

Discover last-minute flight deals from Portsmouth to Istanbul. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Portsmouth to IstanbulSearch for one-way flight options from Portsmouth to Istanbul. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Search for one-way flight options from Portsmouth to Istanbul. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.

Find flight deals from Portsmouth to Istanbul

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Cheapflights Fare Finder

Use the filters below to find and compare flights from Portsmouth to Istanbul that are best for you.

Best time to book a flight from Portsmouth to Istanbul

Have a flexible travel schedule? Discover the best time to fly to Istanbul from Portsmouth with our price prediction graph.

Cheapflights Insights

What is the cheapest time of day to fly from P0R to IST?

Find hourly flight availability from Portsmouth 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 19 September 2026.

It’s typically best to fly out from Portsmouth to Istanbul in the evening. Doing so could potentially save you 35% on the flight price compared to flying in the afternoon, which is usually more expensive.

Weekly flight availability from Portsmouth to Istanbul

The most flights from P0R to TR5 are scheduled on a Friday (38 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (13 on average).

What is the cheapest day to fly from Portsmouth to Istanbul?

Use this chart to determine the cheapest time to fly return from Portsmouth to Istanbul. Price data was last updated on 19 September 2026.

Travellers seeking maximum savings on their Portsmouth to Istanbul flight should consider departing on Monday evenings when fares are most often at their lowest. Tuesday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

Related info for your journey

How long is the flight from Portsmouth to Istanbul?

What are the most reliable airlines from Portsmouth to Istanbul?

What are the cheapest flights from Portsmouth to Istanbul?

Can I find deals for flights from Portsmouth to Istanbul that include hotel bookings?

How can I find direct flights from Portsmouth to Istanbul?

Can I find deals for business class flights from Portsmouth to Istanbul?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Portsmouth to Istanbul

See prices for flight routes from nearby airports that may be better suited for you.

Complete your trip

Complete your trip to Istanbul by adding a car hire and/or hotel booking to your travel itinerary.

Direct flights to Türkiye (Turkey)

Book a non-stop flight to one of these other cities located in Türkiye (Turkey).

Search flights from Portsmouth to Istanbul by cabin class

Find flights from Portsmouth to Istanbul, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Portsmouth and Istanbul flights

Browse other Portsmouth and Istanbul flight options. Last updated on 19 September 2026.

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Top 10 airlines flying from Portsmouth to Istanbul

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How does Cheapflights help users find flights from Portsmouth to Istanbul?

Why should you use Cheapflights to find cheap flight tickets from Portsmouth to Istanbul?

Can Cheapflights find flights from Portsmouth to Istanbul with no change fees?

Can Cheapflights notify me if prices for flights from Portsmouth to Istanbul become cheaper?

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Cheapest flights from Portsmouth to Istanbul
Explore the most affordable flight options available from Portsmouth to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 19 September 2026.

Best flights from Portsmouth to Istanbul
Discover carefully curated flight deals from Portsmouth to Istanbul that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 19 September 2026.

Last-minute flights from Portsmouth to Istanbul
Discover last-minute flight deals from Portsmouth to Istanbul. Data last updated 19 September 2026 and is based on user searches.

One-way flights from Portsmouth to Istanbul
Search for one-way flight options from Portsmouth to Istanbul. Find affordable one-way fares based on user searches. Data last updated 19 September 2026.