How much is a ticket from Madrid to Barcelona?

The cheapest price found today is $32.

When is it cheaper to fly?

Cheapest month is December — from $32.

Cheapest today — $32. Below is what booking services offer.

Departure	Airline	Stops	Price
Dec 27	Iberia	direct	$32	View
Apr 4	Iberia	direct	$36	View
Nov 10	Wizz Air Malta	1	$37	View
Nov 23	Wizz Air Malta	1	$42	View
Nov 15	Wizz Air Malta	1	$43	View

How much is a ticket from Madrid to Barcelona?: The cheapest price found today is $32.
When is it cheaper to fly?: Cheapest month is December — from $32.

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