$480 - $1,080
Most travelers find the cheapest round-trip airfare to Shannon when booking during the month of January.
In general, most flyers find the cheapest time to book a flight to Shannon is about 60 days prior.
On average, the cheapest flights to Shannon are found when departing on a Wednesday. Try to avoid departing on a Sunday, as this is usually the most expensive day.
Typically, cheap prices to Shannon are most often found for afternoon flights. Cheap prices are less likely for noon flights.