Users have found that booking a flight from Belfast to Lille at least 61 days early can save you up to 99% on average compared to booking a flight this week. If booking 61 days before your flight isn’t an option for you, users have found flights from Belfast to Lille for as little as £165 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £233 for flights departing within the next 3 days.
Our data shows that May tends to be the cheapest month to fly to Lille from Belfast. Users have commonly found prices around £149 for the month, but tickets can be as low as £78. Due to multiple factors, prepare for potentially higher prices in December.
At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Belfast and Lille for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.
We forecast the temperature to be around the 24 °Cs in July, on average. The temperature in Lille is generally hotter than in Belfast. Book flights in a timely manner in correlation to your departure date.