Cheap flights from Boston to Shannon from €221

The month of January is another great option to travel to Shannon, Clare, with average flight prices from Boston averaging around €391.

The cheapest day to depart on your flight to Shannon, Clare is on a Thursday when prices can be found for as low as €829. This is often the case because there is less demand to fly during this day of the week. On the other hand, Friday is the most expensive day to depart from Boston because it is more convenient for both business and leisure travellers. As a result, prices tend to be around €1,274.

In the afternoon is the cheapest time of day to fly from Boston to Shannon, Clare when you can find flight prices for as low as €774. Flying to Shannon, Clare in the afternoon is an ideal time because this is during off-peak travel hours. In contrast, the most expensive time of day to depart to Shannon, Clare is in the evening when prices are around €1,274.

Fly from Boston Logan Intl to Shannon for the best Boston Logan Intl - Shannon flight prices

You are more likely to see cheaper flights to Shannon, Clare from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Shannon, Clare for around €540 when searching weeks before you fly. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Shannon, Clare from Boston for as low as €485 on momondo.

There is only 1 cabin class available to choose from on Boston to Shannon, Clare flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

As of September 2026, there are 4 flights per day flying from Boston to Shannon, Clare. The most common time of day flights depart is 18:00, with 100% of flights taking off in the evening.

The number of flights available between Boston and Shannon, Clare is 29 per week as of September 2026. The most frequent departure day is Wed, with 17% of weekly flights leaving on this day.