How much is a ticket from Barcelona to Brussels?

The cheapest price found today is $26.

When is it cheaper to fly?

Cheapest month is September — from $26.

Cheapest today — $26. Below is what booking services offer.

Departure	Airline	Stops	Price
Sep 15	Ryanair	direct	$26	View
Sep 22	Ryanair	direct	$27	View
Nov 9	Vueling	direct	$29	View
Oct 7	Ryanair	direct	$31	View
Oct 22	Ryanair	direct	$31	View
Sep 9	Ryanair	direct	$32	View
Sep 26	Ryanair	direct	$33	View
Sep 18	Ryanair	direct	$34	View
Sep 10	Ryanair	direct	$34	View
Sep 4	Ryanair	direct	$35	View

How much is a ticket from Barcelona to Brussels?: The cheapest price found today is $26.
When is it cheaper to fly?: Cheapest month is September — from $26.

Links to booking services are affiliate links. The price stays the same for you.