Cheap Flights from Boston to Brussels
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Deals from
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RatePunk searches hundreds of travel sites at once for deals on flights to Brussels
Prices updated 7 days ago
483 airlines compared
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Fares are subject to change and may not be available for all dates. (Data last updated Oct 26, 2026.)
Today’s best flight deals from Boston to Brussels
Explore current cheapest deals departing from Boston to Brussels
2026-11-16 – 2026-11-24
BOS - Brussels
90% AI deal score
$640
$464
Round trip
2026-11-30 – 2026-12-15
BOS - Brussels
90% AI deal score
$618
$494
Round trip
2026-11-30 – 2026-12-08
BOS - Brussels
90% AI deal score
$638
$495
Round trip
2027-02-10 – 2027-02-16
BOS - Brussels
92% AI deal score
$791
$500
Round trip
2026-11-23 – 2026-12-08
BOS - Brussels
89% AI deal score
$618
$502
Round trip
2026-11-09 – 2026-11-19
BOS - Brussels
90% AI deal score
$639
$502
Round trip
2026-11-09 – 2026-11-24
BOS - Brussels
90% AI deal score
$628
$502
Round trip
2026-11-18 – 2026-12-03
BOS - Brussels
89% AI deal score
$617
$502
Round trip
2026-11-18 – 2026-11-24
BOS - Brussels
90% AI deal score
$657
$502
Round trip
2026-12-02 – 2026-12-08
BOS - Brussels
90% AI deal score
$671
$503
Round trip