Best pair by where you're coming from
Your location determines which airport is closest and most convenient.
Heathrow is the airport. The Elizabeth Line from Paddington takes around 30 minutes and runs frequently. The Piccadilly Line is slower at about 50 minutes but stops at more central stations along the way. From Soho, Covent Garden, or Mayfair, you are at Heathrow check-in in under an hour.
Heathrow again. Piccadilly Line from Earl's Court or Gloucester Road in about 40 minutes. Paddington is one Tube stop from Bayswater and a short taxi from most of west London. The Elizabeth Line from Paddington is the fastest route to any terminal.
London City Airport is six miles from the Square Mile and connected by DLR. Bank station to the terminal takes around 20 minutes. For other airports, the Elizabeth Line runs from Liverpool Street to Heathrow without changing trains.
Stansted Express from Liverpool Street in 47 minutes. Liverpool Street is a short bus or bike from most of east London. London City is also close on the DLR from Stratford or Limehouse. Heathrow is over an hour on the Elizabeth Line from here.
Gatwick is closer than Heathrow from anything south of the river. Gatwick Express from Victoria in 30 minutes, or Southern trains from Clapham Junction and London Bridge. East Croydon to Gatwick is 15 minutes by train.
Luton is the closest budget airport. Train from St Pancras takes around 25 minutes. King's Cross and St Pancras sit next to each other, with Piccadilly, Northern, Victoria, and Hammersmith lines all converging. The Piccadilly Line also runs to Heathrow from King's Cross in about 50 minutes.
Gatwick is down the M23, around 20 to 30 minutes by car from most of Surrey. Southern rail connects East Croydon, Redhill, and the Gatwick corridor. Heathrow means crossing south London or looping the M25.
For most London-area travelers, LGW → IST is the default.4 airlines, 139 flights/wk.
Explore LGW → IST
Best pair by where you're staying in Istanbul
Your Istanbul airport matters as much as your London airport.
The historic center. Hagia Sophia, the Blue Mosque, the Grand Bazaar, Topkapi Palace, all walkable from each other. Istanbul Airport connects via M11 metro to Gayrettepe, then M2 south toward the old city. From Sabiha Gokcen, the journey crosses the Bosphorus and adds at least an hour. First-time visitors who want the postcard Istanbul should fly Istanbul Airport.
North of the Golden Horn across the Galata Bridge. Istiklal Avenue, the restaurants and rooftop bars of Karakoy, the Galata Tower. Istanbul Airport connects via M11 to Gayrettepe, then a short M2 ride to Taksim. This is where Istanbul eats and drinks after dark.
The liveliest neighborhood on the Asian side. Less tourist traffic, better street food, and a local feel that the European side has priced out. Fly into Sabiha Gokcen: the bus ride from the airport is around 40 minutes. From Istanbul Airport, you cross the Bosphorus, which adds at least an hour by road. The ferry from Kadikoy to Eminonu is one of the best rides in the city, and it doubles as your transit to the European side.
European side, between the old city and the first bridge. Waterfront restaurants, Dolmabahce Palace, and a stretch of hotels that business travelers book for the Bosphorus views. The M2 metro runs through this area. Istanbul Airport is the airport for Besiktas.
Residential, quieter, with Bosphorus views across to the European side. If you are visiting friends or family on the Asian side, Sabiha Gokcen is the closer airport and saves you a bridge crossing. The Marmaray rail tunnel connects Uskudar to the European side in minutes for day trips to Sultanahmet.
IST is the right Istanbul airport for most travelers.Check individual route pages for ground transport from IST.
Explore LGW → IST
Ranked by on-time performance
On-time = departing within 15 min of schedule. Higher competition tends to keep airlines punctual.
Insufficient data — 139/wk doesn't generate meaningful OTP stats.
Insufficient data — 181/wk doesn't generate meaningful OTP stats.
Insufficient data — 95/wk doesn't generate meaningful OTP stats.
Insufficient data — 7/wk doesn't generate meaningful OTP stats.
Insufficient data — 17/wk doesn't generate meaningful OTP stats.
Insufficient data — 7/wk doesn't generate meaningful OTP stats.
LGW → IST has the most schedule depth.High competition keeps airlines punctual.
Explore LGW → IST
Lounge access by airport and terminal
Premium lounge access varies dramatically by terminal. This alone can determine airport choice for some travelers.
Priority Pass and pay-per-entry. Decent food, bar, and seating. Gets crowded during holiday departures. The best lounge option in South Terminal if you do not have airline status.
Smaller selection. A No1 Lounge and a couple of carrier-specific options. Quality is average. Gatwick does not have the lounge depth of Heathrow, which reflects its budget and leisure focus.
BA business class and oneworld Emerald or Sapphire. The Galleries First has a champagne bar and showers. The Club lounge is larger but more crowded. T5 is BA's home terminal and the lounge reflects it.
Upper Class passengers on Virgin Atlantic Clubhouse or the BA Galleries for character. Shower access is available.
Plaza Premium and No1 Lounges accept Priority Pass and Amex Platinum across multiple terminals. Quality is hit or miss and they get crowded, especially during the morning departure wave. Better than nothing if your carrier does not have its own lounge.
Pay-per-entry and Priority Pass. Basic food, drinks, and seating. Stansted is a budget airport and the lounge options reflect that. Fine for a quiet hour before departure, but do not expect Heathrow-level quality.
Pay-per-entry and Priority Pass. Small, basic, and often crowded during peak travel periods. Luton is a budget airport and lounge expectations should match. Hot food, drinks, and a quiet corner if you get there early.
Southend does not have an airside lounge. The terminal past security has a small bar and cafe. If lounge access matters to you, this is not the airport for it.
Open to Club Europe passengers and qualifying British Airways Executive Club members. Compact but clean, with food, drinks, and runway views. The terminal is small enough that you can leave the lounge 10 minutes before boarding and make your gate.
If you do not have lounge access, the departures area has coffee shops and a few restaurants airside. The terminal is modern and the wait is rarely uncomfortable. Quick security processing means you do not need to arrive early.
One of the world's largest airline lounges. The buffet covers Turkish and international food at a level that most airport restaurants cannot match. Showers, rest areas, and enough space that it never feels packed even when the terminal is busy. Access for Turkish Airlines business and first class passengers and Star Alliance Gold members. The lounge alone is worth arriving at Istanbul Airport early for.
Several paid-access lounges operate in the terminal for passengers not flying Turkish Airlines business class. Available through Priority Pass or walk-in purchase. Smaller and simpler than the Turkish Airlines lounge, but useful for a shower, a meal, and a quieter seat before boarding.
A paid-access lounge operates in the international terminal, available through Priority Pass or walk-in purchase. Food, drinks, and a quieter seat. Nothing approaching the Turkish Airlines experience at Istanbul Airport, but a reasonable option if you want to sit somewhere calmer before boarding.
Sabiha Gokcen is compact enough that the gate area works fine for a three-and-a-half-hour flight. Grab food from the terminal, find a seat near your gate, and board when they call it. The lounge conversation matters more at Istanbul Airport, where the Turkish Airlines lounge is worth arriving early for.
Your airline and cabin class determine which lounges you can access.Check route pages for terminal assignments.
Explore LGW → IST
Ranked by flights per week
More flights = more flexibility. Miss your flight, catch the next one. Schedule depth is insurance.
139/wk (~20/day) — 4 airlines.
181/wk (~26/day) — 2 airlines.
95/wk (~14/day) — 2 airlines.
7/wk (~1/day) — 2 airlines.
17/wk (~2/day) — 1 airlines.
7/wk (~1/day) — 1 airlines.
Getting to the airport
Cost and time vary by mode. Train is more predictable than driving.
30 minutes to Victoria station, nonstop. Runs every 15 minutes during the day. Victoria connects to the Victoria, District, and Circle lines. Fast and reliable.
Cheaper than the Gatwick Express and run to more stations including London Bridge, Blackfriars, and St Pancras. Takes 30 to 45 minutes depending on route and stops. Good if your hotel is south of the river or near King's Cross.
Budget bus to Victoria Coach Station. Takes 60 to 90 minutes depending on traffic. Very cheap but very slow. Only worth it if you are watching every pound.
Expect around 70 to 120 pounds into central London. The drive is longer than from Heathrow and the M23/A23 can be slow. Not recommended unless you are headed to south London or have a lot of luggage.
Contactless payment, 30 minutes to Paddington, and the line continues east through the West End to Liverpool Street and Canary Wharf without changing. Runs frequently from early morning. This is the default way into London for anyone not in a rush.
15 minutes nonstop to Paddington. Around 25 pounds. Faster than the Elizabeth Line but only saves you 15 minutes and costs significantly more. Worth it if your meeting starts in an hour.
Cheapest option. 50 to 60 minutes into central London with stops at Hammersmith, Earl's Court, South Kensington, and King's Cross. Gets crowded during rush hour and there is no luggage space. Fine for budget travelers with a backpack.
Black cab from Heathrow to central London costs around 50 to 90 pounds depending on destination and traffic. Minicab apps are cheaper. The M4 motorway can be slow during morning rush. Takes 45 to 75 minutes.
47 minutes to Liverpool Street station, nonstop. Runs every 15 to 30 minutes. Liverpool Street connects to the Central, Circle, Hammersmith, Metropolitan, and Elizabeth lines. The best option unless you are going north.
Budget bus to Stratford, Liverpool Street, and Victoria. Takes 60 to 90 minutes depending on traffic and stops. Significantly cheaper than the train.
Expect around 100 to 150 pounds into central London. The M11 can be slow. Only sensible if you are sharing the cost or heading to north London or Cambridge.
The Luton DART connects the terminal to Luton Airport Parkway station in under 4 minutes. From there, Thameslink trains run to St Pancras, Farringdon, City Thameslink, and London Bridge. Total journey to St Pancras is around 35 to 45 minutes.
Coach services to Victoria, Baker Street, and other London stops. Takes 60 to 90 minutes depending on traffic. Budget option.
Expect around 80 to 130 pounds into central London. The M1 motorway can slow to a crawl near the city. Only practical if you are heading north of London or splitting the fare.
Southend Airport station is attached to the terminal. Direct trains run to London Liverpool Street in around 55 minutes. Trains run every 15 to 20 minutes during the day.
The airport is next to the A127 road. Taxis to Southend town center cost around 10 pounds. On-site parking is cheap compared to other London airports. If you live within driving distance, parking and driving is often the simplest option.
London City Airport station is attached to the terminal. Trains run every few minutes to Bank station in about 20 minutes and to Canary Wharf in about 10. The cheapest and fastest way into the city.
Custom House station is about a 10-minute walk from the terminal. The Elizabeth line reaches Liverpool Street in about 12 minutes and Paddington in about 25. Useful if your destination sits along the Elizabeth line.
A taxi to the City of London takes 15 to 25 minutes depending on traffic. To the West End, allow 30 to 40 minutes. The DLR is faster and cheaper for destinations along its line.
Weigh transit time against schedule flexibility.A faster airport with fewer flights may not save you time overall.
Explore LGW → IST
Red-eye vs daytime departures
Departure timing affects jet lag, hotel costs, and how you spend your first day.
A late evening departure from Heathrow puts you at Istanbul Airport between 3 and 5 AM local time, with the two-hour time zone shift eating into what was already a short flight. Three and a half hours is not enough to sleep. You arrive tired with limited transit running and a 25-mile ride into the city by taxi.
An early or mid-morning departure lands at Istanbul Airport by early afternoon local time. You get the full evening ahead, the metro is running, and you have time to check in and walk to dinner in Beyoglu or Sultanahmet. Turkish Airlines and British Airways both run morning flights from Heathrow.
Late afternoon and evening departures from Istanbul land at Heathrow the same evening, with the time zone shift working in your favor. You keep a full last day in the city and arrive back in London before midnight.
LGW → IST has the most departure options.Check the route page for schedule details.
Explore LGW → IST
Premium cabin options
Business and first class products on this route, ranked by value and quality.
Lie-flat seat with direct aisle access on the widebody and access to the Turkish Airlines lounge at Istanbul Airport. The lounge buffet covers Turkish and international food at a level that competes with restaurants on the ground. On a three-and-a-half-hour flight, the lounge before departure is the real product. If you are connecting onward through Istanbul, the lounge time alone justifies the ticket class.
Short-haul business class from Heathrow: blocked middle seat, priority boarding, and lounge access at Terminal 5. No lie-flat. The Galleries lounge and faster boarding are what you are paying for. The seat difference from economy is a blocked middle, which matters more on a full flight than an empty one. Worth it if you are connecting from a long-haul BA flight and already have the ticket class.
Check route pages for cabin details per airline.Business class products vary significantly between carriers.
Explore LGW → IST
Connecting through London from a domestic flight
Four carriers fly nonstop between four London airports and two Istanbul airports. With that many direct options, you can match your London departure to your Istanbul destination without adding a stop. Routing through Frankfurt or Vienna puts a connection in the middle of a four-hour flight, which makes sense only if you are collecting miles on an airline that does not serve this route directly.
Book LGW → IST. Same airport, no ground transport needed.
4 airlines, 139/wk.
Book LHR → IST. Same airport, no ground transport needed.
2 airlines, 181/wk.
Book STN → SAW. Same airport, no ground transport needed.
2 airlines, 95/wk.
Book LTN → IST. Same airport, no ground transport needed.
2 airlines, 7/wk.
SEN has no Istanbul nonstops. Your airline may offer a single-ticket connection through a hub. Otherwise, ground transport to a nonstop airport.
LCY has no Istanbul nonstops. Your airline may offer a single-ticket connection through a hub. Otherwise, ground transport to a nonstop airport.
Avoid cross-airport transfers. No direct transit links between most metro airports. Budget 4+ hours minimum if you must.
Check which London airport your domestic flight arrives at, then book Istanbul from that same airport.LGW arrivals → LGW–IST · LHR arrivals → LHR–IST
LGW → IST
