Are there nonstop flights from Guadalajara (GDL) to London (LCY)?

No. The fastest connection is via Madrid, about 13h 27m of total flying time.

What is the fastest connection from Guadalajara (GDL) to London (LCY)?

via Madrid ≈ 13h 27m (estimated flying time, excluding layovers).

Guadalajara International Airport (GDL) to London City Airport (LCY)・9,115 km

No nonstop flights. The fastest connection is via Madrid (MAD), about 13h 27m of flying time (layover not included).

None.

1 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.