Detour Flights

Cheap flights to London (All Airports)

We are tracking 561 fares into London (All Airports) (LON) from 26 departure airports.

Cheapest tracked fare $174  ·  about $292 below the typical price for that distance

Cheapest fares we're tracking

FromDepartsStopsPrice
New York JFK (JFK)2026-10-11Direct$174
New York LaGuardia (LGA)2026-11-101 stop$197
New York LaGuardia (LGA)2026-11-171 stop$197
New York LaGuardia (LGA)2026-11-241 stop$197
New York JFK (JFK)2026-09-20Direct$204
New York JFK (JFK)2026-09-27Direct$219
New York JFK (JFK)2026-10-04Direct$219
New York JFK (JFK)2026-10-18Direct$219
New York LaGuardia (LGA)2026-11-301 stop$238
New York JFK (JFK)2026-10-26Direct$239
New York JFK (JFK)2026-11-02Direct$239
New York JFK (JFK)2026-11-09Direct$239
New York JFK (JFK)2026-11-16Direct$239
New York JFK (JFK)2026-11-23Direct$239
New York JFK (JFK)2026-11-30Direct$239
New York JFK (JFK)2026-09-13Direct$259
New York LaGuardia (LGA)2026-09-131 stop$270
New York LaGuardia (LGA)2026-09-201 stop$270
New York LaGuardia (LGA)2026-09-271 stop$270
New York LaGuardia (LGA)2026-10-041 stop$270

Popular departure airports

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Compare every airport, not just this one

Pin one end of your trip and let a whole region compete for the other. The cheapest airport is often not the one you were going to use.

Find my cheapest airport

Common questions

Which airports have cheap flights to London (All Airports)?
We are currently tracking 561 fares into London (All Airports) from 26 departure airports, listed cheapest first above.
Is London (All Airports) the cheapest airport for this trip?
Not always. Cached fare feeds cover big hubs densely and secondary airports sparsely, so a cheaper nearby airport is often simply missing from a normal search rather than more expensive. Our reverse search prices a whole region's airports against each other to surface it.