Lisbon (LIS) to Istanbul (IST): 1,995 miles (3,211 km) great-circle, about 4h 30m nonstop by our estimate. Cheapest fare observed: $244 round-trip on easyJet, with 1 stop, departing June 6, 2026.
$244 round-trip, easyJet U22464, departing 2026-06-06 at 21:35, returning 2026-06-22. The recorded itinerary left on a Saturday, returning on a Monday 16 nights later; the fare was observed 42 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $244, it ranked 13th of the 30 round-trip fares we recorded from LIS (median $251). That is 12.2 cents per great-circle mile (round-trip price over one-way distance), below the LIS median of 18.5 cents across 30 round-trip routes.
Routes from LIS of similar length: Chisinau (1,987 mi) at $557 and Bissau (1,900 mi) at $847.
easyJet had the cheapest fare on 4 of 30 LIS routes. It is the 9th longest of the 30 routes we track from LIS.
Of 117 departure airports with a fare to Istanbul, Lisbon (LIS) ranked 38th at $244. Lowest: $60 from Antalya (AYT); highest: $1639 from Wellington (WLG); 29 nonstop. Cheapest-fare airlines (routes): Pegasus Airlines (13), Qatar (7), WestJet (6), Wizz Air (6), Gulf Air (5) and Turkish (5), plus 51 more.
Travelpayouts fares (cheapest per route, observed April 25, 2026); OurAirports coordinates and elevations; IANA zones Europe/Lisbon, Europe/Istanbul; flight time is our estimate.