The cheapest flight to London you can get by boooking 11 days before departure.
The most popular airlines on the route Porto - London: TAP Air Portugal (TP), Ryanair (FR), easyJet (U2).
The cheapest flights you can book on the route Francisco de Sa Carneiro (OPO) - Luton (LTN).
Direct flights last about 2h 15min.
Direct flights available 7 days a week.
Direct flights: TAP Air Portugal (TP), Ryanair (FR), British Airways (BA).