Originally Posted by
guv1976
If one is flying from LHR to PPT via LAX, why would there not be UK261 protection?
The OP hasn’t made it clear if they are booking 2 separate tickets or 1 through ticket. If the former, then any delay to the LHR - LAX leg will have a large impact on the LAX - PPT sector without protection. If it is a through ticket from LHR to PPT, then the OP is indeed covered by EC261.
Pilot37