Flights to London: which airport should you fly into?

Flying to London means choosing among 6 airports, and the choice matters more than a fare screen suggests: London Heathrow Airport (LHR) alone reaches 230 nonstop routes, while the others trade reach for proximity or price. The comparison below says what each gateway is actually for, and every airport opens its own route list with confirmed upgrade and award space, date by date.

Data current as of August 24, 2026, refreshed on an ongoing basis as new schedules and seats are confirmed.

Open the interactive route map Get started free
6
Airports serving London
840
Nonstop routes across its airports
Free
To get started

Which London airport should you use?

Ordered by how many destinations each one reaches nonstop. Open a gateway for its full route list, then a route to see departures date by date with confirmed upgrade and award space.

London Heathrow Airport (LHR)

the primary long-haul hub and the busiest airport in the United Kingdom, where most premium-cabin service to London lands.

230 nonstop routes in active service

London Gatwick Airport (LGW)

London's second airport, south of the city, mixing long-haul leisure routes with short-haul Europe.

212 nonstop routes in active service

Stansted Airport (STN)

north-east of London and dominated by low-cost carriers.

196 nonstop routes in active service

London Luton Airport (LTN)

north-west of London, low-cost and leisure focused.

141 nonstop routes in active service

London City Airport (LCY)

the compact Docklands airport closest to the financial district, served by short-haul routes on smaller jets.

31 nonstop routes in active service

London Southend Airport (SEN)

Southend, east of the city, with a small low-cost schedule.

30 nonstop routes in active service

Search any airport on the interactive route map →

Confirmed upgrade & award space on flights into London

2LNR tracks confirmed upgrade inventory on American, Delta and Alaska, and award availability across more than 25 airlines. Every London gateway is covered flight by flight and date by date, and what you see is space that exists right now rather than a forecast.

Compare airports on the same dates

Every gateway opens the same calendar view, so you can tell whether the seat you want sits at one London airport and not another.

Watch the route you would fly

Premium space into London appears and disappears without warning. Watch a route and 2LNR tells you the moment an upgrade or award seat shows up.

Check the city, not one airport

The interactive map draws every nonstop into each London gateway, so a second airport or a nearby connection is easy to spot.

Frequently asked questions about flights to London

Which airport should I fly into for London?
Start with London Heathrow Airport (LHR): the primary long-haul hub and the busiest airport in the United Kingdom, where most premium-cabin service to London lands. This page compares every London airport with active nonstop service, so the right answer depends on where in the city you are headed and which cabin you want.
How many airports does London have?
London has 6 airports with active nonstop service in 2LNR's schedule data: LHR, LGW, STN, LTN, LCY, and SEN. Each one opens its own page of nonstop routes.
Which London airport has the most nonstop flights?
London Heathrow Airport (LHR) has the widest reach, 230 nonstop routes in active service. Breadth is why it is usually the first gateway to check for upgrade or award space into London, but a smaller airport can be the better answer when your dates will not move.
How do I find upgrade or award space on flights to London?
Pick the gateway that fits your trip, London Heathrow Airport (LHR) for the widest choice, and open its route list. Each route opens a calendar of departures with confirmed upgrade and award space rather than a prediction, and you can watch a route so 2LNR tells you when space into London opens.

Never miss upgrade or award space to London

Track confirmed availability, set alerts, and book with confidence. Free to start, no credit card required.

Get started free