Star Alliance member Copa Airlines has LAX to Quito, Ecuador round trip tickets for $382 flying economy L class. This booking code earns 100% flight miles in Air Canada Aeroplan, SAS Eurobonus and Air India Flying Returns and 70% flight miles in Asiana Club. Several other Star Alliance airline programs earn 50% flight miles and even Air France/KLM Flying Blue earns 25% flight miles.
No miles with United Mileage Plus though.
Business Class is $1,252 round trip in Copa R booking code.
Low fare ticket prices on most dates from Sep 9 through November 30, 2019.
There are opportunities to transit quickly through PTY in less than 2 hours or spend all day in Panama City with 12 to 13 hour daytime layovers.
Copa Airlines Los Angeles LAX – Panama City PTY – Quito UIO – Panama City PTY – LAX