In general, when booking your flight to Tallinn, November is the cheapest month on average.
In general, most flyers find the cheapest time to book a flight to Tallinn is about 21 days prior.
In general, booking your departure to Tallinn for a Tuesday represents the best deal on airfare. Try to avoid a Saturday departure to stay away from the highest prices.
Generally, when visiting Tallinn, afternoon flights represent the best value. evening flights are likely to have higher prices.