Which airports does Klm Royal Dutch Airlines flies between for London-Portland?
For flights between London and Portland, Klm Royal Dutch Airlines flies from the following airport routes: Heathrow (LHR) to Portland International Airport (PDX)
What do Klm Royal Dutch Airlines flights from London to Portland cost?
One of Klm Royal Dutch Airlines cheapest prices for a London to Portland flight we have right now is £ 1336.
On average though, flights with Klm Royal Dutch Airlines cost £ 1852.64 for the route London to Portland, though it depends a lot on the season and how far in advance you book your tickets.