The cheapest flight to Lisbon you can get by boooking 30 days before departure.
The most popular airlines on the route London - Lisbon: Ryanair (FR), easyJet (U2), TAP Air Portugal (TP).
The cheapest flights you can book on the route Gatwick (LGW) - Portela (LIS).
Direct flights last about 2h 36min.
Direct flights available 7 days a week.
Direct flights: Ryanair (FR), TAP Air Portugal (TP), easyJet (U2).