In general, when booking your flight to Strasbourg, September is the cheapest month on average.
On average, from most locations, when planning your trip to Strasbourg, try to book your flight in the region of 60 days in advance for the cheapest prices.
Most of our users find that booking their departure to Strasbourg on a Sunday is the cheapest. Conversely, departing on a Tuesday seems to be the most expensive.
Typically, cheap prices to Strasbourg are most often found for morning flights. Cheap prices are less likely for evening flights.