For the cheapest flights to Lisbon book 5 days before departure.
The most popular airlines on the route Copenhagen - Lisbon: TAP Air Portugal (TP).
The cheapest flights are on the route Kastrup (CPH) - Portela (LIS).
Direct flights last about 3h 45min.
Direct flights available 4 days a week - Tuesday, Friday, Saturday, Sunday.
Direct flights: TAP Air Portugal (TP).