Cheapest return flights from London to Brussels in March from $140

AirHint found the following cheapest return flights from London (LHR) to Brussels (BRU) in March 2026 (see full year).

Return flights

25 Mar - 01 Apr British Airways direct
28 Mar - 01 Apr British Airways direct
15 Mar - 19 Mar British Airways direct
28 Mar - 30 Mar British Airways direct
06 Mar - 09 Mar British Airways direct
19 Mar - 21 Mar British Airways direct
08 Mar - 17 Mar British Airways direct
14 Mar - 17 Mar British Airways direct
14 Mar - 18 Mar British Airways direct
14 Mar - 20 Mar British Airways direct
21 Mar - 23 Mar British Airways direct
22 Mar - 23 Mar British Airways direct
30 Mar - 20 Apr British Airways direct
30 Mar - 21 Apr British Airways direct
29 Mar - 01 Apr Brussels Airlines direct
30 Mar - 04 Apr Brussels Airlines direct
23 Mar - 06 Apr British Airways direct
31 Mar - 06 Apr British Airways direct
28 Mar - 04 Apr Brussels Airlines direct
27 Mar - 05 Apr British Airways direct

Also check the deals for one-way flights from London to Brussels in March.

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The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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