Find flights
Deals
When to book
FAQs

Cheap flights from Istanbul Airport to London from C$ 109

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 27/2. Fares are subject to change and may not be available on all flights or dates of travel.
IST — LON
14 Jan — 21 Jan1
1 adult
1 adult, Economy, 0 bags

Cheapflights Tip: The best prices from Istanbul to London are usually found in January or February, booked 88 days in advance, depart on a Tuesday or Wednesday and return on a Monday

Cheap flight deals from Istanbul to London

Enter your travel dates to find the best prices.

Cheapest flights from Istanbul to London
Explore the most affordable flight options available from Istanbul to London. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 15 December 2025.

Tue 23/122:55 p.m.IST - LHR
Nonstop4h 25mBritish Airways
Fri 2/17:00 a.m.LHR - IST
Nonstop3h 55mBritish Airways
Deal found 13/12C$ 280
Tue 23/122:55 p.m.IST - LHR
Nonstop4h 25mBritish Airways
Wed 31/126:05 p.m.LHR - IST
Nonstop3h 55mBritish Airways
Deal found 13/12C$ 281
Sun 21/126:40 p.m.IST - LHR
Nonstop4h 15mBritish Airways
Sat 3/17:00 a.m.LHR - IST
Nonstop3h 55mBritish Airways
Deal found 13/12C$ 291
Sun 21/126:40 p.m.IST - LHR
Nonstop4h 15mBritish Airways
Wed 31/126:05 p.m.LHR - IST
Nonstop3h 55mBritish Airways
Deal found 13/12C$ 292
Thu 25/122:35 p.m.IST - LHR
Nonstop4h 25mBritish Airways
Fri 2/17:00 a.m.LHR - IST
Nonstop3h 55mBritish Airways
Deal found 13/12C$ 302
Tue 23/122:55 p.m.IST - LHR
Nonstop4h 25mBritish Airways
Mon 29/125:55 p.m.LHR - IST
Nonstop3h 55mBritish Airways
Deal found 14/12C$ 303
Tue 16/122:55 p.m.IST - LHR
Nonstop4h 25mBritish Airways
Wed 28/110:50 a.m.LHR - IST
Nonstop3h 55mBritish Airways
Deal found 13/12C$ 313
Sun 21/126:40 p.m.IST - LHR
Nonstop4h 15mBritish Airways
Mon 29/127:25 a.m.LHR - IST
Nonstop3h 55mBritish Airways
Deal found 14/12C$ 314
Thu 18/122:35 p.m.IST - LHR
Nonstop4h 25mBritish Airways
Thu 1/16:40 a.m.LHR - IST
Nonstop3h 55mBritish Airways
Deal found 14/12C$ 322
Wed 24/127:35 a.m.IST - LHR
Nonstop4h 30mBritish Airways
Mon 29/125:55 p.m.LHR - IST
Nonstop3h 55mBritish Airways
Deal found 13/12C$ 324
Fri 19/122:55 p.m.IST - LHR
Nonstop4h 25mBritish Airways
Tue 30/125:10 p.m.LHR - IST
Nonstop3h 55mBritish Airways
Deal found 13/12C$ 325
Wed 24/125:55 p.m.IST - LHR
1 stop5h 55mMultiple Airlines
Fri 2/15:35 p.m.LHR - IST
1 stop7h 15mMultiple Airlines
Deal found 13/12C$ 326

Find flight deals from Istanbul to London

Discover tips and strategies to find the most affordable flight options for your journey from Istanbul (IST) to London (LON). 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 December 2025.

Round-trip from

C$ 280

One-way from

C$ 109

Popular in

July

Cheapest in

January

Average price

C$ 202

Good round-trip deal

C$ 1,069 or less

Good one-way deal

C$ 304 or less
British Airways
  • British Airways
  • 22/1-26/1
  • Nonstop
  • 8h 10m total
  • Istanbul to London
Search Deals
British Airways
  • British Airways
  • 27/2
  • Nonstop
  • 4h 25m total
  • Istanbul to London
Search Deals
Highest demand for flights based on searches. 34% potential increase in price (C$ 141 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease (C$ 21 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals
Price to beat on a round-trip flight from Istanbul to London (LON).
Search Deals
Price to beat on a one-way flight from Istanbul to London (LON).
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Istanbul to London 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 629,999 searches. Data last updated 15 December 2025.
Use the filters below to find and compare flights from Istanbul Airport to London that are best for you.

Fly from

Istanbul

Fly to

London

Route

Depart

Return

Price

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Thu 22/1

6:40 p.m.-7:55 p.m.

Nonstop4h 15m

London Heathrow

Fri 6/2

6:15 p.m.-1:10 a.m.

Nonstop3h 55m

C$ 280

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Thu 22/1

2:35 p.m.-4:00 p.m.

Nonstop4h 25m

London Heathrow

Sun 25/1

6:15 p.m.-1:10 a.m.

Nonstop3h 55m

C$ 280

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Thu 22/1

2:35 p.m.-4:00 p.m.

Nonstop4h 25m

London Heathrow

Sat 7/2

5:40 p.m.-12:35 a.m.

Nonstop3h 55m

C$ 280

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Sat 24/1

6:40 p.m.-7:55 p.m.

Nonstop4h 15m

London Heathrow

Thu 5/2

5:30 p.m.-12:25 a.m.

Nonstop3h 55m

C$ 280

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Thu 22/1

2:35 p.m.-4:00 p.m.

Nonstop4h 25m

London Heathrow

Wed 4/2

6:05 p.m.-1:00 a.m.

Nonstop3h 55m

C$ 280

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Fri 23/1

6:40 p.m.-7:55 p.m.

Nonstop4h 15m

London Heathrow

Mon 9/2

5:55 p.m.-12:50 a.m.

Nonstop3h 55m

C$ 280

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Tue 27/1

7:35 a.m.-9:05 a.m.

Nonstop4h 30m

London Heathrow

Mon 9/2

7:25 a.m.-2:20 p.m.

Nonstop3h 55m

C$ 280

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Mon 19/1

3:15 p.m.-4:40 p.m.

Nonstop4h 25m

London Heathrow

Mon 26/1

5:55 p.m.-12:50 a.m.

Nonstop3h 55m

C$ 281

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Thu 22/1

2:35 p.m.-4:00 p.m.

Nonstop4h 25m

London Heathrow

Mon 26/1

7:25 a.m.-2:20 p.m.

Nonstop3h 55m

C$ 281

IstanbulLondon

IST - LHR

ISTLHR

Istanbul

Wed 28/1

6:45 p.m.-8:00 p.m.

Nonstop4h 15m

London Heathrow

Wed 4/2

6:05 p.m.-1:00 a.m.

Nonstop3h 55m

C$ 281

Flights are sorted by cheapest round-trip flights first.

Deals found on 13/12

Showing 1-10 of 45 results
1
2
3
...
5

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 round-trip 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 Istanbul Airport to London

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

Use this chart to determine the optimal time to book a round-trip flight from Istanbul to London. Price data was last updated on 12 December 2025.

The best time to book flights from Istanbul Airport to London is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, March is the cheapest month in which you can book a flight from Istanbul Airport to London (average of C$ 72). Flying from Istanbul Airport to London in July is currently the most expensive (average of C$ 143). 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?

Find hourly flight availability from Istanbul to London. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 15 December 2025.

Unlike in the afternoon, when flights are generally more expensive, you can save up to 31% on flights from Istanbul Airport to London by exploring options for tickets at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Istanbul to London. Price data was last updated on 13 December 2025.

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

Weekly flight availability from Istanbul Airport to London

Explore weekly flight availability from Istanbul to London. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 15 December 2025.

The most flights from IST to LON are scheduled on a Monday (58 on average). You will have fewer flight options on Thursday, which is when the least amount of flights are scheduled (41 on average).

How much does it cost to fly round-trip from Istanbul Airport to London?

How often are flights from Istanbul to London delayed?

About 16% of weekly flights between Istanbul and London have experienced delays in the past year, with the average delay time being 123 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?

Tuesday 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 has had the lowest number of delays on this route, with just 14% of flights being delayed.

Related info for your journey

Find useful and relevant information for your journey from Istanbul to London. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Istanbul Airport to London?

    Airlines like British Airways and Lufthansa fly from Istanbul Airport to London in about 4h 15m. The time it takes to get you to your destination can typically vary by up to 9h 50m. Airlines will cover a distance of 2486 km. This flight may include one or multiple stops.

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

    One-way options have recently been found by users for as low as C$ 73 on Wizz Air. Other airlines that offer cheap prices include British Airways from C$ 85 and Turkish Airlines from C$ 157 one-way.

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

    The top 3 most reliable airlines when flying from Istanbul Airport to London are British Airways (85%), American Airlines (83%) and LATAM Airlines (75%).

  • What are the cheapest flights from Istanbul Airport to London?

    Looking at all options, your cheapest flight can be booked for C$ 188. While the most popular route (Istanbul - London Heathrow) can be booked for C$ 665 on average, our data indicates C$ 840 when flying from Istanbul Airport to London.

  • 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 vacation 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 Airport to London?

    Currently, March is the cheapest month in which you can book a flight from Istanbul Airport to London (average of C$ 72). Flying from Istanbul Airport to London in July is currently the most expensive (average of C$ 143). 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
Sutton
Twickenham
Slough
Marlow
Milton Keynes
Romford
Watford
Bedford
Luton
Gatwick
Hounslow

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 Istanbul to London

See prices for flight routes from nearby airports that may be better suited for you.
Istanbul to Heathrow flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

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

When you search for this flight from Istanbul to London, 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 Istanbul to London?

Cheapflights simply makes it quick and affordable to book flights from Istanbul to London by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

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

Certainly. Search results for flights to London from Istanbul shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.

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

Of course! You can now track prices for flights from Istanbul to London and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

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.