Copenhagen (CPH) to Tallinn (TLL): 521 miles (839 km) great-circle, about 1h 35m nonstop by our estimate. Cheapest fare observed: $218 round-trip on Air Baltic, with 1 stop, departing June 6, 2026.
$218 round-trip, Air Baltic BT132, departing 2026-06-06 at 08:15, returning 2026-06-06. The recorded itinerary left on a Saturday and came back the same day; the fare was observed 42 days before departure. "Book this flight" opens Kiwi.com with the same airline and dates.
At $218, it ranked 19th of the 30 round-trip fares we recorded from CPH (median $164). That is 41.8 cents per great-circle mile (round-trip price over one-way distance), above the CPH median of 18.4 cents across 30 round-trip routes.
Routes from CPH of similar length: Vienna (545 mi) at $73 and Krakow (484 mi) at $110.
CPH to TLL is the only one of 30 CPH routes where Air Baltic priced cheapest. It is the 21st longest of the 30 routes we track from CPH.
Of 9 departure airports with a fare to Tallinn, Copenhagen (CPH) ranked 6th at $218. Lowest: $46 from Stockholm (ARN); highest: $993 from Toronto (YYZ); 2 nonstop. Cheapest-fare airlines (routes): Wizz Air (2), Air Baltic (1), Air Canada (1), Air Dolomiti (1), airline E6 (1) and Finnair (1), plus 2 more.
That depends on your passport and trip, so check the official source for Estonia: 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/Copenhagen, Europe/Tallinn; flight time is our estimate.