One route, followed properly: Brussels (BRU) to Boston (BOS), return. What follows is the lowest fare our radar has picked up on it and the precise dates behind that number, rather than a headline price with the conditions left out.
We do not post a price and leave it to age. Each fare is re-checked against Skyscanner on a schedule and carries the time it was last confirmed. Not flying from Brussels? We track 40 other departure cities for Boston, listed at the foot of this page.
Brussels → Boston
for 11 Oct – 24 Oct 2026
✓ live-checked 7 hours ago
Check live price on Skyscanner →Price history 35 checks recorded for this route
lowest seen €412 · typical €559 · highest €1,120 · now €423
The cheapest Brussels to Boston return flight on the radar right now is €423, flying with Aer Lingus via one or more connections. It covers departures in October 2026, and every dated link below opens that exact BRU–BOS search on Skyscanner. That is roughly 24% below the €559 this route usually costs. Across 35 recorded checks it has ranged between €412 and €1,120. Our sampling points to October 2026 as the cheapest month to fly Brussels to Boston.
Brussels to Boston flights: common questions
How much is a flight from Brussels to Boston?
The lowest return fare we currently track from Brussels (BRU) to Boston (BOS) is €423. The typical price on this route is €559, so anything near €423 is worth booking quickly. Over 35 recorded checks we have seen it as low as €412 and as high as €1,120.
Which airline flies from Brussels to Boston at this price?
This €423 fare is with Aer Lingus, with at least one connection. The live search lists every carrier serving the route, so you can compare schedules before booking.
Is there a direct flight from Brussels to Boston?
This €423 fare includes at least one connection. If you need a non-stop Brussels to Boston flight, open the live search and apply the direct filter there.
When is the cheapest time to fly from Brussels to Boston?
Our price sampling points to October 2026 as the cheapest departure month on this route. The dated links on this page cover October 2026.
Is the €423 Brussels to Boston fare still available?
We last confirmed this €423 fare against live Skyscanner availability 7 hours ago. Deal fares move within days, so the Check live price button re-runs the exact search and shows today's number rather than a cached one.
How do I book this Brussels to Boston deal?
Pick a date pair above or press Check live price. That opens the exact BRU–BOS search on Skyscanner, where you book directly with the airline or agent. TravelFree does not sell tickets, adds no booking fee and does not mark the price up.
Every Brussels to Boston price on this page comes from a real bookable quote and is re-checked automatically. TravelFree takes no commission from you and never marks a fare up.
Cheap fares do not hang around. If this one has already gone, nudge the dates either way by a day or two; Brussels to Boston is usually still decent value around the same window.