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Cheap flights from Istanbul to London from £39

IST — LON
17 Oct — 24 Oct1
1 adult
1 adult, Economy, 0 bags
Cheapflights Tip: The best prices from Istanbul to London are usually found in February or June, booked 84 days in advance, depart on a Wednesday or Thursday and return on a Tuesday

Cheap flight deals from Istanbul to London

Enter your travel dates to find the best prices.

Cheapest flights from Istanbul to London

Thu 8/1020:10 -
Nonstop4h 05m
Wed 14/1005:35 -
Nonstop3h 55m
Deal found 13/9£105
Tue 13/1020:15 -
Nonstop4h 05m
Wed 14/1005:35 -
Nonstop3h 55m
Deal found 13/9£106
Fri 2/1007:15 -
1 stop16h 20m
Sat 10/1016:45 -
Nonstop3h 45m
Deal found 16/9£106
Sun 11/1020:15 -
Nonstop4h 05m
Wed 14/1005:35 -
Nonstop3h 55m
Deal found 16/9£106
Tue 3/1110:20 -
Nonstop4h 10m
Wed 2/1215:40 -
Nonstop3h 55m
Deal found 16/9£106
Thu 8/1013:50 -
Nonstop4h 10m
Fri 9/1007:05 -
Nonstop4h 05m
Deal found 16/9£106
Fri 9/1020:10 -
Nonstop4h 10m
Fri 16/1013:30 -
Nonstop4h 00m
Deal found 13/9£107
Thu 8/1013:00 -
Nonstop4h 05m
Mon 19/1005:55 -
2 stops8h 45m
Deal found 16/9£107
Wed 21/1014:00 -
Nonstop4h 30m
Wed 28/1014:55 -
Nonstop4h 00m
Deal found 14/9£107
Thu 1/1019:50 -
Nonstop4h 05m
Fri 9/1011:50 -
Nonstop3h 50m
Deal found 16/9£108
Thu 8/1013:50 -
Nonstop4h 10m
Sun 11/1006:15 -
1 stop13h 10m
Deal found 14/9£108
Sun 11/1020:15 -
Nonstop4h 05m
Mon 12/1013:30 -
Nonstop4h 00m
Deal found 15/9£109

Find flight deals from Istanbul to London

Round-trip from

£105

One-way from

£39

Popular in

July

Cheapest in

February

Average price

£138
Wizz Air
  • Wizz Air
  • 8/10-14/10
  • Nonstop
  • 8h 00m total
  • Istanbul to London
Search Deals
Wizz Air
  • Wizz Air
  • 15/10-31/12
  • Nonstop
  • 4h 10m total
  • Istanbul to London
Search Deals
Highest demand for flights based on searches. 29% potential increase in price (£35 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 8% 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 Istanbul to London that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

IstanbulLondon

SAW Istanbul Sabiha Gokcen - LGW London Gatwick

SAWLGW

Istanbul Sabiha Gokcen

Mon 28/9

11:55-14:15

Nonstop4h 20m

London Gatwick

Wed 31/12

00:00-01:00

Nonstop0h 00m

£68

IstanbulLondon

SAW Istanbul Sabiha Gokcen - LGW London Gatwick

SAWLGW

Istanbul Sabiha Gokcen

Thu 10/12

09:50-11:10

Nonstop4h 20m

London Gatwick

Wed 31/12

00:00-01:00

Nonstop0h 00m

£68

IstanbulLondon

SAW Istanbul Sabiha Gokcen - LGW London Gatwick

SAWLGW

Istanbul Sabiha Gokcen

Fri 16/10

11:35-13:55

Nonstop4h 20m

London Gatwick

Wed 31/12

00:00-01:00

Nonstop0h 00m

£69

IstanbulLondon

SAW Istanbul Sabiha Gokcen - LGW London Gatwick

SAWLGW

Istanbul Sabiha Gokcen

Thu 1/10

11:55-14:15

Nonstop4h 20m

London Gatwick

Wed 31/12

00:00-01:00

Nonstop0h 00m

£69

IstanbulLondon

IST Istanbul - LHR London Heathrow

ISTLHR

Istanbul

Wed 13/1

18:50-20:00

Nonstop4h 10m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£71

IstanbulLondon

IST Istanbul - LHR London Heathrow

ISTLHR

Istanbul

Mon 15/3

15:25-16:40

Nonstop4h 15m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£71

IstanbulLondon

SAW Istanbul Sabiha Gokcen - STN London Stansted

SAWSTN

Istanbul Sabiha Gokcen

Thu 1/10

00:30-21:35

1 stop23h 05m

London Stansted

Wed 31/12

00:00-01:00

Nonstop0h 00m

£71

IstanbulLondon

SAW Istanbul Sabiha Gokcen - STN London Stansted

SAWSTN

Istanbul Sabiha Gokcen

Thu 8/10

00:30-21:35

1 stop23h 05m

London Stansted

Wed 31/12

00:00-01:00

Nonstop0h 00m

£71

IstanbulLondon

IST Istanbul - LHR London Heathrow

ISTLHR

Istanbul

Sun 14/2

21:25-22:35

Nonstop4h 10m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£74

IstanbulLondon

IST Istanbul - LHR London Heathrow

ISTLHR

Istanbul

Sun 13/12

08:25-09:50

Nonstop4h 25m

London Heathrow

Wed 31/12

00:00-01:00

Nonstop0h 00m

£74

Flights are sorted by cheapest return flights first.

Deals found on 13/9

Showing 1-10 of 60 resultsSorted by cheapest first
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Best time to book a flight from Istanbul to London

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

Cheapflights Insights

Everything you need to know about your flight from Istanbul to London

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

Currently, June is the cheapest month in which you can book a flight from Istanbul to London (average of £94). Flying from Istanbul to London in August is currently the most expensive (average of £240). 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 IST to LON?

When flying from Istanbul to London, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 22% versus a flight in the morning.

Weekly flight availability from Istanbul to London

The most flights from TR5 to LON are scheduled on a Wednesday (58 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (18 on average).

How much does it cost for a return flight from Istanbul to London?

Airfare is typical for this route at the moment.
Istanbul to London flights typically cost between £100 and £212 in October.
The cheapest return price found within the last 5 days was £105 on Wizz Air (8 Oct–14 Oct).

How often are flights from Istanbul to London delayed?

About 15% of weekly flights between Istanbul and London have experienced delays in the past year, with the average delay time being 106 minutes.

What is the most punctual flight time for Istanbul to London flights?

Historically, flights departing in the evening 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?

Thursday tends to have the lowest number of delays on this route, whereas Sunday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on Istanbul to London flights?

Over the past year, British Airways have had the lowest number of delays on this route, with just 11% of flights being delayed.

How far ahead should I book a flight from Istanbul to London?

Booking 83 days in advance of your planned departure date is, on average, the best time to get cheap flights from Istanbul to London. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

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

Reviews of airlines servicing London

Check out reviews from past customers who have flown with Turkish Airlines,Pegasus Airlines, andBritish Airways from Istanbul to London to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Turkish Airlines
7.4
Good
4,463 reviews
Check prices

Food

7.5

Comfort

7.3

Overall

7.4

Boarding

7.3

Crew

7.8

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Assia,Nov 2025

IST - YUL

Wide chairs, wide screen, possibility to pair our cellphone with the screen. Tasty food.
Turkish Airlines
7.4
Good
4,463 reviews
Turkish Airlines
7.4
Good
4,463 reviews
Check prices

Food

7.5

Comfort

7.3

Overall

7.4

Boarding

7.3

Crew

7.8

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Assia,Nov 2025

IST - YUL

Wide chairs, wide screen, possibility to pair our cellphone with the screen. Tasty food.
Pegasus Airlines
6.7
Okay
627 reviews
Turkish Airlines
7.4
Good
4,463 reviews
Check prices

Food

7.5

Comfort

7.3

Overall

7.4

Boarding

7.3

Crew

7.8

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Assia,Nov 2025

IST - YUL

Wide chairs, wide screen, possibility to pair our cellphone with the screen. Tasty food.
British Airways
6.7
Okay
8,230 reviews
Turkish Airlines
7.4
Good
4,463 reviews
Check prices

Food

7.5

Comfort

7.3

Overall

7.4

Boarding

7.3

Crew

7.8

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Assia,Nov 2025

IST - YUL

Wide chairs, wide screen, possibility to pair our cellphone with the screen. Tasty food.
Wizz Air
6.3
Okay
173 reviews
Turkish Airlines
7.4
Good
4,463 reviews
Check prices

Food

7.5

Comfort

7.3

Overall

7.4

Boarding

7.3

Crew

7.8

Entertainment

7.5

Reviews

1 / 20
8.0
Excellent

Assia,Nov 2025

IST - YUL

Wide chairs, wide screen, possibility to pair our cellphone with the screen. Tasty food.

Related info for your journey

  • How long is the flight from Istanbul to London?

    Wizz Air, Ajet, and Pegasus Airlines can get you from Istanbul to London in just under 4h. Your travel time will be generally consistent. Istanbul and London are separated by a distance of 1564 mi. Generally, flights for this route are direct.

  • What are the cheapest airlines flying from Istanbul to London round-trip?

    Flying on Pegasus Airlines is currently your cheapest option to London, with prices starting at £43. Additional return tickets that might be worth considering are offered by Ajet and Wizz Air, with the lowest prices starting at £44 and £53, respectively. Pegasus Airlines is priced at 63% lower than the current average price of a flight leaving 3 months from now.

  • What are the cheapest airlines to fly from Istanbul to London one-way?

    £25 is the cheapest one-way deal found within the past few days, from Wizz Air. You may also be able to find cheap deals on Pegasus Airlines and Ajet, with prices starting from £35 and £38, respectively.

  • What are the most popular routes from Istanbul to London?

    Most travelers choose Istanbul - London Stansted, Istanbul - London Gatwick or Istanbul - London Heathrow when deciding on the best route from Istanbul to London.

  • What are the most reliable airlines from Istanbul to London?

    The top 3 most reliable airlines when flying from Istanbul to London are American Airlines (88%), British Airways (84%) and United Airlines (67%).

  • What are the cheapest flights from Istanbul to London?

    While on average a flight from Istanbul to London is generally £381, our data shows the cheapest flight currently is £66. When looking at the most popular route, (Istanbul - London Stansted), you can expect to pay £94 for that flight.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Istanbul to London (average of £94). Flying from Istanbul to London in August is currently the most expensive (average of £240). 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

Travelling to a place near London?

Book flights to London if you plan to visit one of these locations
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Eastbourne
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Enfield
Southend-on-Sea
Barnet
Southall
Watford
Kingston upon Thames
Dagenham
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Browse thousands of different options on Cheapflights for your next trip

Top 5 airlines flying from Istanbul to London

AirlineCheapestAverageFlexibilityOn-time
Pegasus AirlinesCheapest£43Average£117FlexibilityNo cancel feeOn-time82%
Search Pegasus Airlines flights
AjetCheapest£44Average£154FlexibilityNo cancel feeOn-timeN/A
Search Ajet flights
Wizz AirCheapest£53Average£112FlexibilityNo cancel feeOn-timeN/A
Search Wizz Air flights
Turkish AirlinesCheapest£134Average£253FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
British AirwaysCheapest£150Average£211FlexibilityNo cancel feeOn-time70%
Search British Airways flights

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

Cheapflights helps you search for flights from Istanbul to London via 900+ travel sites so you don’t have to. After performing a flight search, users can also filter their flight selection by filtering for price, number of stops, airlines, and so on.

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

Millions of users choose and trust Cheapflights to book the best flight deals from Istanbul to London 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 Istanbul to London with no change fees?

Yes, we can. To see specific flights from Istanbul to London with no change fees, users can toggle flexible booking options after using the search form above to find flights.

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