Luxembourg (LUX) to Lisbon (LIS): 1,064 miles (1,712 km) great-circle, about 2h 40m nonstop by our estimate. Cheapest fare observed: $218 round-trip on Ryanair, with 2 stops, departing May 20, 2026.
$218 round-trip, Ryanair FR2177, departing 2026-05-20 at 15:10, returning 2026-06-01. The recorded itinerary left on a Wednesday, returning on a Monday 12 nights later; the fare was observed 25 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $218, it ranked 10th of the 30 round-trip fares we recorded from LUX (median $287). That is 20.5 cents per great-circle mile (round-trip price over one-way distance), below the LUX median of 36.9 cents across 30 round-trip routes.
Routes from LUX of similar length: Malta (1,039 mi) at $100 and Tallinn (1,001 mi) at $415.
Ryanair had the cheapest fare on 10 of 30 LUX routes. It is the 14th longest of the 30 routes we track from LUX.
Of 24 departure airports with a fare to Lisbon, Luxembourg (LUX) ranked 10th at $218. Lowest: $81 from Madrid (MAD); highest: $1476 from Buenos Aires (EZE); 10 nonstop. Cheapest-fare airlines (routes): easyJet (4), Ryanair (4), Air Europa (2), TAP Portugal (2), Air Canada (1) and Air Serbia (1), plus 10 more.
That depends on your passport and trip, so check the official source for Portugal: European Commission: Schengen visa policy. Connecting elsewhere? Check that country's transit rules too.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Europe/Luxembourg, Europe/Lisbon; flight time is our estimate.