Compare cheap flights from London to Istanbul — serving both Istanbul Airport (IST) and Sabiha Gökçen Airport (SAW). FlyToDash AI scans airlines instantly to help you find the best fares.
Istanbul is one of the most iconic and culturally rich cities in the world, attracting millions of British travelers every year. Whether you’re visiting for a city break, connecting onward to Asia, exploring historic sites, shopping in massive bazaars, or enjoying Turkey’s world-famous cuisine, Istanbul is one of the easiest and most affordable destinations to reach from London.
With multiple London airports offering nonstop flights, including Heathrow (LHR), Gatwick (LGW), Stansted (STN), and Luton (LTN), travelers have more choices than almost any other international route. Both major airports in Istanbul — Istanbul Airport (IST) on the European side and Sabiha Gökçen Airport (SAW) on the Asian side — have high-frequency service from the UK.
FlyToDash AI monitors all major airlines, fare calendars, and pricing trends to help you find the cheapest date combinations for flights from London to Istanbul. Prices vary dramatically depending on the season, airline, baggage rules, and departure airport — and FlyToDash brings them all together to give you the absolute best deal.
All major airports in London offer flights to Istanbul:
If you want comfort and premium service, Heathrow is the best option. For cheap fares, Stansted and Luton almost always win.
Istanbul Airport (IST) is the major international hub on the European side, offering:
Sabiha Gökçen Airport (SAW) is located on the Asian side and is:
Budget travelers should always check SAW. Families and first-time visitors may prefer IST for convenience.
With so many direct flights available daily, nonstop options are generally the best value.
Round-trip averages:
FlyToDash AI helps identify the cheapest departure dates and tracks sudden fare drops across all major airlines, helping you save £50–£200 depending on the route.
These airlines operate consistent and reliable service to IST or SAW:
For comfort: Turkish Airlines For lowest prices: Pegasus or Wizz Air For a balance: British Airways or easyJet
Istanbul has a large seasonal price swing, and some months consistently offer much better deals:
Summer (June–August) can be expensive, especially for Turkish Airlines. Low-cost carriers may still offer great deals if booked early.
Istanbul is a route where baggage fees can change the final price significantly:
FlyToDash AI helps you compare the real cost after baggage fees, often showing that Turkish Airlines can become cheaper than low-cost carriers.
Istanbul has something for every traveler — history lovers, food explorers, shoppers, families, etc.
The city blends modern life with ancient history in a way few global cities can match. Its food scene, from street eats to fine dining, is among the best and most affordable in the world.
The Istanbul route is perfect for multi-city itineraries across Turkey:
FlyToDash AI makes it easy to find the cheapest flights from London to Istanbul, whether you're traveling on a tight budget or looking for a premium experience. Search fares instantly, compare airline options, and book confidently knowing you’re getting the best deal.