Users have found that booking a flight from Illinois to England at least 51 days early can save you up to 38% on average compared to booking a flight this week. If booking 51 days before your flight isn’t an option for you, users have found flights from Illinois to England for as little as $813 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 $886 for flights departing within the next 3 days.
Our data shows that February tends to be the cheapest month to fly to England from Illinois. Users have commonly found prices around $634 for the month, but tickets can be as low as $394. Due to multiple factors, prepare for potentially higher prices in June.