Travelers have found it’s best to book a flight 32 days in advance to save up to 54% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 32 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Boston to Antwerp 1-2 weeks in advance for as low as $762, or $1,003 for flights within the next 24 hours.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Antwerp as you normally would.