Originally Posted by
Stgermainparis
Is this still a reliable way to get from Oxford to LHR? Was going to do the train but that requires a change. Above all, though, I don’t want stress about getting to LHR on time (was planning to arrive 3 hours ahead of US flight).
Yes, "the airline LHR" still operates and would be preferable to a train. Choosing a departure that is scheduled to arrive 2.5-3 hours before your flight should be fine.