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 £1,401, our data indicates the cheapest price to be £130. The most popular route (Southampton Eastleigh - Istanbul), is priced around £214.

What are the most reliable airlines from Portsmouth to Istanbul?

Consider Icelandair (87%), British Airways (86%) or American Airlines (86%) 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.

£111+ 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 5 September 2026.

Mon 5/1020:40 -

2 stops18h 45m

Thu 8/1013:50 -

2 stops20h 55m

Deal found 31/8£234

Mon 19/1019:20 -

2 stops18h 35m

Thu 22/1014:50 -

2 stops19h 55m

Deal found 1/9£239

Sat 3/1009:15 -

1 stop14h 05m

Tue 13/1017:20 -

1 stop17h 25m

Deal found 4/9£247

Mon 23/1119:25 -

2 stops21h 00m

Sun 29/1113:35 -

1 stop8h 05m

Deal found 3/9£254

Mon 19/1020:40 -

2 stops23h 45m

Thu 22/1018:10 -

1 stop16h 35m

Deal found 1/9£254

Sat 3/1019:25 -

1 stop17h 00m

Tue 13/1023:25 -

2 stops17h 35m

Deal found 4/9£280

Sun 27/909:20 -

1 stop9h 05m

Sun 4/1015:40 -

2 stops22h 10m

Deal found 31/8£307

Mon 19/1019:20 -

2 stops30h 20m

Mon 26/1005:25 -

2 stops16h 25m

Deal found 3/9£308

Tue 20/1009:15 -

2 stops24h 45m

Sat 24/1010:20 -

1 stop11h 10m

Deal found 2/9£313

Find flight deals from Portsmouth to Istanbul

Round-trip from	£234
One-way from	£111
Popular in	August
Cheapest in	January
Average price	£118

5/10-8/10
4 total stops
39h 40m total
Portsmouth to Istanbul

Search Deals

28/9-31/12
2 total stops
39h 00m total
Portsmouth to Istanbul

Search Deals

Highest demand for flights based on searches. 24% potential increase in price (£38 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 6% 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

Mon 28/9

19:20-12:20

2 stops39h 00m

Istanbul Sabiha Gokcen

Wed 31/12

00:00-23:00

Nonstop0h 00m

£111

SouthamptonIstanbul

SOU Southampton Eastleigh - IST Istanbul

SOUIST

Southampton Eastleigh

Mon 28/9

20:40-13:10

2 stops38h 30m

Istanbul

Wed 31/12

00:00-23:00

Nonstop0h 00m

£111

SouthamptonIstanbul

SOU Southampton Eastleigh - IST Istanbul

SOUIST

Southampton Eastleigh

Sun 22/11

16:05-17:00

3 stops21h 55m

Istanbul

Wed 31/12

00:00-23:00

Nonstop0h 00m

£129

SouthamptonIstanbul

SOU Southampton Eastleigh - IST Istanbul

SOUIST

Southampton Eastleigh

Sun 22/11

09:30-16:55

1 stop28h 25m

Istanbul

Wed 31/12

00:00-23:00

Nonstop0h 00m

£134

SouthamptonIstanbul

SOU Southampton Eastleigh - SAW Istanbul Sabiha Gokcen

SOUSAW

Southampton Eastleigh

Sun 20/9

12:35-18:00

2 stops27h 25m

Istanbul Sabiha Gokcen

Wed 31/12

00:00-23:00

Nonstop0h 00m

£160

SouthamptonIstanbul

SOU Southampton Eastleigh - IST Istanbul

SOUIST

Southampton Eastleigh

Mon 5/10

19:20-03:40

2 stops30h 20m

Istanbul

Thu 8/10

18:10-08:45

1 stop16h 35m

£243

SouthamptonIstanbul

SOU Southampton Eastleigh - SAW Istanbul Sabiha Gokcen

SOUSAW

Southampton Eastleigh

Mon 23/11

19:25-19:25

2 stops21h 00m

Istanbul Sabiha Gokcen

Sun 29/11

13:35-18:40

1 stop8h 05m

£254

Fastest return journey

SouthamptonIstanbul

SOU Southampton Eastleigh - IST Istanbul

SOUIST

Southampton Eastleigh

Sun 20/9

17:20-12:25

1 stop17h 05m

Istanbul

Wed 31/12

00:00-23:00

Nonstop0h 00m

£260

SouthamptonIstanbul

SOU Southampton Eastleigh - SAW Istanbul Sabiha Gokcen

SOUSAW

Southampton Eastleigh

Tue 20/10

13:25-05:00

2 stops13h 35m

Istanbul Sabiha Gokcen

Sat 24/10

16:45-09:45

2 stops19h 00m

£308

SouthamptonIstanbul

SOU Southampton Eastleigh - SAW Istanbul Sabiha Gokcen

SOUSAW

Southampton Eastleigh

Sun 27/9

09:20-05:25

2 stops18h 05m

Istanbul Sabiha Gokcen

Sun 4/10

15:40-11:50

2 stops22h 10m

£308

Flights are sorted by cheapest return flights first.

Deals found on 1/9

Showing 1-10 of 22 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 37% 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 Thursday (44 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (25 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

What are the most reliable airlines from Portsmouth to Istanbul?
Consider Icelandair (87%), British Airways (86%) or American Airlines (86%) 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 £1,401, our data indicates the cheapest price to be £130. The most popular route (Southampton Eastleigh - Istanbul), is priced around £214.
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

Browse thousands of different options on Cheapflights for your next trip

Alternative routes

Complete your trip

Direct flights to Türkiye (Turkey)

Flights by cabin class

Other flight options

Popular flights

Top destinations

Alternative routes for Portsmouth to Istanbul

Gatwick to Istanbul flights

Stansted to Istanbul flights

Heathrow to Istanbul flights

London City to Istanbul flights

Luton to Istanbul flights

Manchester to Istanbul flights

Gatwick to Sabiha Gokcen flights

Heathrow to Sabiha Gokcen flights

Stansted to Sabiha Gokcen flights

Southend to Istanbul flights

London City to Sabiha Gokcen flights

Birmingham to Istanbul flights

Heathrow to Antalya flights

Luton to Sabiha Gokcen flights

Gatwick to Antalya flights

Stansted to Antalya flights

Manchester to Sabiha Gokcen flights

Luton to Antalya flights

Southend to Sabiha Gokcen flights

Heathrow to Dalaman flights

Stansted to Dalaman flights

Manchester to Antalya flights

Birmingham to Sabiha Gokcen flights

London City to Antalya flights

Gatwick to Dalaman flights

Manchester to Dalaman flights

Stansted to Izmir flights

Luton to Dalaman flights

Heathrow to Izmir flights

Edinburgh to Istanbul flights

Birmingham to Antalya flights

Gatwick to Bodrum flights

Bristol to Antalya flights

Heathrow to Bodrum flights

Bristol to Istanbul flights

Newcastle upon Tyne to Dalaman flights

Edinburgh to Sabiha Gokcen flights

London City to Izmir flights

Edinburgh to Dalaman flights

Gatwick to Izmir flights

Birmingham to Dalaman flights

Manchester to Izmir flights

Southend to Antalya flights

Luton to Izmir flights

Bristol to Dalaman flights

Edinburgh to Antalya flights

Bristol to Sabiha Gokcen flights

Newcastle upon Tyne to Antalya flights

Liverpool to Antalya flights

East Midlands to Antalya flights

Top 10 airlines flying from Portsmouth to Istanbul

Airline	Cheapest	Average	Flexibility	On-time
Ajet	Cheapest£37	Average£182	FlexibilityNo cancel fee	On-timeN/A	Search Ajet flights
Pegasus Airlines	Cheapest£40	Average£193	FlexibilityNo cancel fee	On-time82%	Search Pegasus Airlines flights
Wizz Air	Cheapest£53	Average£156	FlexibilityNo cancel fee	On-timeN/A	Search Wizz Air flights
Air Serbia	Cheapest£95	Average£166	FlexibilityNo cancel fee	On-timeN/A	Search Air Serbia flights
LOT	Cheapest£123	Average£260	FlexibilityNo cancel fee	On-time81%	Search LOT flights
Aegean Airlines	Cheapest£132	Average£250	FlexibilityNo cancel fee	On-time87%	Search Aegean Airlines flights
Turkish Airlines	Cheapest£133	Average£251	FlexibilityNo cancel fee	On-time77%	Search Turkish Airlines flights
Air France	Cheapest£145	Average£178	FlexibilityNo cancel fee	On-time77%	Search Air France flights
British Airways	Cheapest£148	Average£236	FlexibilityNo cancel fee	On-time70%	Search British Airways flights
KLM	Cheapest£155	Average£320	FlexibilityNo cancel fee	On-time75%	Search KLM flights

Fly with Cheapflights

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.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.

Cheap flights from Portsmouth to Istanbul from £111

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/9. 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 5 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 5 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 5 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 5 September 2026.

Last-minute flights from Portsmouth to IstanbulDiscover last-minute flight deals from Portsmouth to Istanbul. Data last updated 5 September 2026 and is based on user searches.

Discover last-minute flight deals from Portsmouth to Istanbul. Data last updated 5 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 5 September 2026.

Search for one-way flight options from Portsmouth to Istanbul. Find affordable one-way fares based on user searches. Data last updated 5 September 2026.

Find flight deals from Portsmouth to Istanbul

Round-trip from

One-way from

Popular in

Cheapest in

Average price

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 5 September 2026.

It’s typically best to fly out from Portsmouth to Istanbul in the evening. Doing so could potentially save you 37% 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 Thursday (44 on average). You will have fewer flight options on Sunday, which is when the least amount of flights are scheduled (25 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 29 August 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

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

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

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 5 September 2026.

Popular flight searches

Check out other popular destinations found by fellow travellers in 2026

Portsmouth to Istanbul flights

Consider these flights travelling from Portsmouth to Istanbul.

Top 10 airlines flying from Portsmouth to Istanbul

Fly with Cheapflights

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?

100% Free

Book with Flexibility

Travel Smart

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 5 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 5 September 2026.

Last-minute flights from Portsmouth to Istanbul
Discover last-minute flight deals from Portsmouth to Istanbul. Data last updated 5 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 5 September 2026.