From the UK
No direct flights! So you are looking at a minimum of 16 hours, with one change of plane somewhere.
From the UK you have a choice of operators flying for London Heathrow and London Gatwick
- Iberia via Madrid, Spain
- KLM via Schiphol, Netherlands
- Avianca via Bogota, Colombia
From the US
- American Airlines have flights from Miami into Ecuador.
- United Airlines have flights from Houston into Ecuador.