Are there nonstop flights from Guwahati (GAU) to London (LGW)?

No. The fastest connection is via Ahmedabad, about 11h 20m of total flying time.

What is the fastest connection from Guwahati (GAU) to London (LGW)?

via Ahmedabad ≈ 11h 20m, via Dubai ≈ 11h 41m, via Bangkok ≈ 14h 15m (estimated flying time, excluding layovers).

Lokpriya Gopinath Bordoloi International Airport (GAU) to London Gatwick Airport (LGW)・7,897 km

No nonstop flights. The fastest connection is via Ahmedabad (AMD), about 11h 20m of flying time (layover not included).

None.

4 one-stop options, sorted by estimated flying time. Tap one to see the airlines on each leg and booking links.

Times are estimated from distance. Check schedules, frequency and availability with the airline or a booking site.