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ALN to LCY: distance & flight time
Alton/St Louis (St Louis Regional Airport) → London (London City Airport)
4,189 mi
6,741 km · 3,640 nm
8h 41m
estimated nonstop flight time
—
time difference · heading northeast
See live ALN→LCY fares Phone-only fares on this route — call free
Flight time details
4,189 miles nonstop takes roughly 8h 41m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- ALN — St Louis Regional Airport · Alton/St Louis, United States
- LCY — London City Airport · London, United Kingdom
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near ALN
- STL · St Louis Lambert International Airport20 mi away
- BLV · Scott AFB/Midamerica Airport26 mi away
- SUS · Spirit of St Louis Airport36 mi away
- SPI · Abraham Lincoln Capital Airport69 mi away
Near LCY
- LHR · London Heathrow Airport22 mi away
- LGW · London Gatwick Airport27 mi away
- BQH · London Biggin Hill Airport12 mi away
- NHT · RAF Northolt21 mi away
Frequently asked questions
How far is ALN from LCY?
The flight distance from Alton/St Louis (ALN) to London (LCY) is 4,189 miles (6,741 km, 3,640 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ALN to LCY?
A nonstop flight takes about 8h 41m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the cheapest way to fly from ALN to LCY?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ALN–LCY that never appear on search engines, with no booking fees.