In general, February is the cheapest month to fly from Ireland to Stavanger. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around 164€. If you aren’t able to travel during the month of February, then book flights to Stavanger from Ireland during November instead. Flights to Stavanger in November, while not as cheap as those in February, still average around 177€.
The cheapest time of day to fly to Stavanger is in the morning when flights can be purchased for as low as 208€. Flights to Stavanger are more costly at midday, with an average ticket price of 329€. Departure times at midday fall within the peak daily travel times, which is why tickets can be more expensive.