Cheap flights from Chicago to Shannon from €271

The month of December is another great option to travel to Shannon, Clare, with average flight prices from Chicago averaging around €539.

Fly from Chicago O'Hare Intl to Shannon for the best Chicago - Shannon flight prices

You are more likely to see cheaper flights to Shannon, Clare from Chicago when booking weeks ahead of your departure date. In general, you can expect to find flights to Shannon, Clare for around €717 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 Chicago for as low as €595 on momondo.

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

Historically, on average around 36% of flights between Chicago and Shannon have experienced a delay on any given week. The average delay length over the past 12 months has been 172 minutes.

Generally, flights departing in the evening tend to experience fewer delays. Flights departing at night have, in the past, seen delays more frequently in comparison.

Monday is statistically the day of the week that experiences the fewest delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, United Airlines have had the fewest delays on this route over the last 12 months, with about 36% of their flights experiencing any sort of delay.

The number of flights available between Chicago and Shannon, Clare is 2 per day as of September 2026. The most frequent departure time is 18:00, with 100% of daily flights leaving in the evening.

As of September 2026, 15 flights take off from Chicago and land in Shannon, Clare each week. The most common flight departure day for this route is Mon, with 20% of weekly flights taking off on this day.