Cheap flights from Southampton to Istanbul from £126

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 19/5. Fares are subject to change and may not be available on all flights or dates of travel.
SOU — IST
15 May — 22 May1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Southampton to Istanbul

Enter your travel dates to find the best prices.

Cheapest flights from Southampton to Istanbul
Explore the most affordable flight options available from Southampton to Istanbul. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 April 2026.

Wed 27/517:20
SOU
-
IST
1 stop6h 00m
KLM
Wed 3/606:00
IST
-
SOU
1 stop12h 50m
KLM
Deal found 12/4£238
Sun 26/420:00
SOU
-
SAW
1 stop22h 25m
Multiple Airlines
Sun 10/521:10
SAW
-
SOU
2 stops16h 55m
Multiple Airlines
Deal found 12/4£263
Wed 13/509:20
SOU
-
SAW
1 stop9h 05m
Multiple Airlines
Fri 15/512:35
SAW
-
SOU
2 stops20h 45m
Multiple Airlines
Deal found 11/4£265
Wed 27/509:20
SOU
-
IST
2 stops16h 20m
Multiple Airlines
Wed 3/606:45
IST
-
SOU
1 stop10h 15m
Multiple Airlines
Deal found 12/4£268
Tue 21/417:20
SOU
-
IST
1 stop6h 00m
KLM
Tue 28/406:00
IST
-
SOU
1 stop12h 50m
KLM
Deal found 14/4£273
Mon 18/520:40
SOU
-
SAW
2 stops18h 50m
Multiple Airlines
Thu 21/510:20
SAW
-
SOU
1 stop8h 30m
Multiple Airlines
Deal found 11/4£274
Fri 29/517:20
SOU
-
IST
1 stop6h 00m
KLM
Fri 5/617:20
IST
-
SOU
1 stop17h 25m
KLM
Deal found 14/4£302
Mon 18/517:20
SOU
-
IST
1 stop6h 00m
KLM
Thu 21/517:20
IST
-
SOU
1 stop17h 15m
KLM
Deal found 11/4£323
Sun 26/409:15
SOU
-
IST
1 stop14h 05m
KLM
Sun 10/506:00
IST
-
SOU
1 stop28h 35m
KLM
Deal found 12/4£337
Mon 18/509:20
SOU
-
IST
2 stops16h 20m
Multiple Airlines
Thu 21/518:10
IST
-
SOU
1 stop16h 35m
Multiple Airlines
Deal found 11/4£346
Wed 20/509:05
SOU
-
IST
1 stop14h 15m
KLM
Thu 21/506:00
IST
-
SOU
1 stop28h 35m
KLM
Deal found 11/4£347
Tue 21/418:10
SOU
-
IST
2 stops23h 20m
Multiple Airlines
Tue 28/413:25
IST
-
SOU
1 stop20h 40m
Multiple Airlines
Deal found 14/4£352

Find flight deals from Southampton to Istanbul

Discover tips and strategies to find the most affordable flight options for your journey from Southampton (SOU) to Istanbul (TR5). 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 15 April 2026.

Round-trip from

£238

One-way from

£126

Popular in

August

Cheapest in

January

Average price

£167
KLM
  • KLM
  • 27/5-3/6
  • 2 total stops
  • 18h 50m total
  • Southampton to Istanbul
19/5
  • 19/5
  • 2 total stops
  • 28h 55m total
  • Southampton to Istanbul
Highest demand for flights based on searches. 25% potential increase in price (£37 potential increase over avg. return price).
Cheapest flight prices on average. 6% potential price decrease (£7 potential savings vs. average return price).
Average for round-trip flights in April 2026

Cheapflights Fare Finder

 
Customise your flight search to find flights from Southampton 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 858,174 searches. Data last updated 15 April 2026.
Use the filters below to find and compare flights from Southampton to Istanbul that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

SouthamptonIstanbul

SOU - SAW

SOUSAW

Southampton Eastleigh

Sun 26/4

20:00-20:25

1 stop22h 25m

Istanbul Sabiha Gokcen

Sun 10/5

21:10-12:05

2 stops16h 55m

£263

SouthamptonIstanbul

SOU - SAW

SOUSAW

Southampton Eastleigh

Wed 13/5

09:20-20:25

1 stop9h 05m

Istanbul Sabiha Gokcen

Fri 15/5

12:35-07:20

2 stops20h 45m

£265

SouthamptonIstanbul

SOU - SAW

SOUSAW

Southampton Eastleigh

Mon 18/5

20:40-17:30

2 stops18h 50m

Istanbul Sabiha Gokcen

Thu 21/5

10:20-16:50

1 stop8h 30m

£274
Fastest return journey

SouthamptonIstanbul

SOU - IST

SOUIST

Southampton Eastleigh

Mon 18/5

17:20-01:20

1 stop6h 00m

Istanbul

Thu 21/5

17:20-08:35

1 stop17h 15m

£323

SouthamptonIstanbul

SOU - IST

SOUIST

Southampton Eastleigh

Mon 18/5

09:20-03:40

2 stops16h 20m

Istanbul

Thu 21/5

18:10-08:45

1 stop16h 35m

£346

SouthamptonIstanbul

SOU - IST

SOUIST

Southampton Eastleigh

Sat 10/10

06:50-00:55

2 stops40h 05m

Istanbul

Wed 14/10

15:45-09:25

2 stops19h 40m

£451

SouthamptonIstanbul

SOU - IST

SOUIST

Southampton Eastleigh

Thu 24/9

12:35-00:25

2 stops9h 50m

Istanbul

Sun 27/9

15:40-09:25

2 stops19h 45m

£451

SouthamptonIstanbul

SOU - IST

SOUIST

Southampton Eastleigh

Sat 20/6

19:40-00:25

2 stops50h 45m

Istanbul

Tue 23/6

19:55-12:55

2 stops19h 00m

£470

SouthamptonIstanbul

SOU - IST

SOUIST

Southampton Eastleigh

Mon 1/6

06:50-00:25

2 stops15h 35m

Istanbul

Wed 3/6

15:45-09:25

2 stops19h 40m

£478

SouthamptonIstanbul

SOU - IST

SOUIST

Southampton Eastleigh

Fri 5/6

06:50-00:40

2 stops15h 50m

Istanbul

Sat 27/6

19:55-17:40

2 stops47h 45m

£482

Flights are sorted by cheapest return flights first.

Deals found on 11/4

Showing 1-10 of 30 resultsSorted by cheapest first
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Best time to book a flight from Southampton to Istanbul

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

What is the cheapest month to book a flight from Southampton to Istanbul?

Currently, February is the cheapest month in which you can book a flight from Southampton to Istanbul (average of £52). Flying from Southampton to Istanbul in August is currently the most expensive (average of £112). 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.

Related info for your journey

Find useful and relevant information for your journey from Southampton 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 Southampton to Istanbul?

    Located just 3.5 mi from the city center, Southampton Eastleigh is the airport most travelers will use when flying to Istanbul from Southampton. Booking flights from Eastleigh (SOU) to Istanbul should be relatively easy as there are 0 daily outbound flights to Istanbul from 0 different airlines.

  • How long is the flight from Southampton to Istanbul?

    KLM and British Airways can get you from Southampton to Istanbul in just under 6h. Your travel time can differ by up to 34h 05m. The distance from Southampton to Istanbul is about 1573 mi. This flight may include one or multiple stops.

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

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

  • How can I find direct flights from Southampton to Istanbul?

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

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

    Yes. Cheapflights offers flight deals from Southampton 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 Southampton to Istanbul?

    Currently, February is the cheapest month in which you can book a flight from Southampton to Istanbul (average of £52). Flying from Southampton to Istanbul in August is currently the most expensive (average of £112). 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.

See more FAQs

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Alternative routes for Southampton to Istanbul

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

Deals for Southampton 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 Southampton to Istanbul?

Millions of users choose and trust Cheapflights to book the best flight deals from Southampton to Istanbul for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

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

Users can book flights with no change fees policies with our dedicated filters. Book flights from Southampton to Istanbul flexibly with Cheapflights today.

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

Yes! Start tracking prices for Southampton 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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