How much is a ticket from Dublin to Lisbon?

The cheapest price found today is $35.

When is it cheaper to fly?

Cheapest month is October — from $35.

Cheapest today — $35. Below is what booking services offer.

Departure	Airline	Stops	Price
Oct 20	Ryanair	direct	$35	View
Nov 2	Ryanair	direct	$42	View
Nov 4	Ryanair	direct	$48	View
Sep 15	Ryanair	direct	$49	View
Nov 3	Ryanair	direct	$52	View
Oct 31	Ryanair	1	$56	View
Oct 30	Ryanair	1	$64	View
Sep 9	Ryanair	direct	$65	View

How much is a ticket from Dublin to Lisbon?: The cheapest price found today is $35.
When is it cheaper to fly?: Cheapest month is October — from $35.

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