Are there nonstop flights from Santiago (SCL) to Southend-on-Sea (SEN)?

No. The fastest connection is via Paris, about 15h 6m of total flying time.

What is the fastest connection from Santiago (SCL) to Southend-on-Sea (SEN)?

via Paris ≈ 15h 6m, via Amsterdam ≈ 15h 28m, via Barcelona ≈ 15h 28m (estimated flying time, excluding layovers).

Comodoro Arturo Merino Benítez International Airport (SCL) to London Southend Airport (SEN)・11,725 km

No nonstop flights. The fastest connection is via Paris (CDG), about 15h 6m of flying time (layover not included).

None.

3 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.