Helsinki (HEL) to Athens (ATH): 1,547 miles (2,490 km) great-circle, about 3h 35m nonstop by our estimate. Cheapest fare observed: $345 round-trip on Norwegian Air, with 1 stop, departing June 19, 2026.
$345 round-trip, Norwegian Air D82862, departing 2026-06-19 at 17:30, returning 2026-06-27. The recorded itinerary left on a Friday, returning on a Saturday 8 nights later; the fare was observed 55 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $345, it ranked 19th of the 30 round-trip fares we recorded from HEL (median $288). That is 22.3 cents per great-circle mile (round-trip price over one-way distance), below the HEL median of 28.7 cents across 30 round-trip routes.
Routes from HEL of similar length: Tbilisi (1,541 mi) at $529 and Barcelona (1,633 mi) at $245.
Norwegian Air had the cheapest fare on 9 of 30 HEL routes. It is the 9th longest of the 30 routes we track from HEL.
Of 21 departure airports with a fare to Athens, Helsinki (HEL) ranked 14th at $345. Lowest: $62 from Budapest (BUD); highest: $1500 from Havana (HAV); 7 nonstop. Cheapest-fare airlines (routes): Wizz Air Malta (4), Ryanair (3), Wizz Air (3), Aegean Airlines (1), Air Canada (1) and Copa (1), plus 8 more.
That depends on your passport and trip, so check the official source for Greece: 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/Helsinki, Europe/Athens; flight time is our estimate.