Estonian Air’s permit to operate on Tallinn-St Petersburg route was extended until the end winter season on 27 March 2010.
Estonian Air opened the route between Tallinn-St Petersburg on 27 July 2009. Flights are operated by Estonian Air Regional, the subsidiary of Estonian Air, in code sharing with Rossiya-Russian Airlines.
St Petersburg is the largest city in our region, which has many business and cultural connections with Estonia. By operating the Tallinn-St Petersburg route Estonian Air contributes to the development of these contacts.
Estonian Air operates between Tallinn and St Petersburg with four weekly flights on Mondays, Wednesdays, Fridays and Sundays.
| Tallinn-St Petersburg-Tallinn | Departure | Arrival |
| Monday,Wednesday,Friday OV621 | Tallinn 13:00 | St Petersburg 15:10 |
| Sunday OV623 | Tallinn 19:20 | St Petersburg 21:30 |
| Monday,Wednesday,Friday OV622 | St Petersburg 15:40 | Tallinn 15:45 |
| Sunday OV624 | St Petersburg 22:00 |
Tallinn 22:05 |
The Tallinn-St Petersburg route is operated with 33-seater Saab 340 aircraft having one service class.

