AirHint found the following cheapest return flights from Bilbao (BIO) to Brussels (BRU) in April 2026 (see full year).

Return flights

16 Apr - 22 Apr	easyJet
16 Apr - 19 Apr	easyJet
14 Apr - 21 Apr	Vueling Airlines
16 Apr - 19 Apr	Brussels Airlines	direct
14 Apr - 21 Apr	Brussels Airlines	direct
02 Apr - 08 Apr	Air Europa
24 Apr - 02 May	TAP
13 Apr - 20 Apr	Iberia
02 Apr - 06 Apr	TAP
01 Apr - 06 Apr	TAP
25 Apr - 03 May	Iberia
26 Apr - 03 May	Iberia
16 Apr - 22 Apr	Brussels Airlines	direct
24 Apr - 02 May	Brussels Airlines	direct
25 Apr - 03 May	Brussels Airlines	direct
26 Apr - 03 May	Brussels Airlines	direct

Also check the deals for one-way flights from Bilbao to Brussels in April.

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.

Book a cheap hotel in Brussels

Cheap car rent in Brussels

Cheapest return flights from Bilbao to Brussels in April from $191

Return flights