Cheap flights from Shannon, Clare to London from $58

The cheapest month to fly to London from Shannon, Clare is in September. Flight prices, which tend to average around $18, are often lower during this time because this is during the off-season. The month of May is another great option to travel to London, with average flight prices from Shannon, Clare averaging around $20.

The cheapest day to depart from Shannon, Clare to London is on a Sunday. Travelers who choose to depart for London on a Sunday will often find tickets for as low as $106. If your travel schedule is flexible, try to avoid departing on a Wednesday because tickets tend to average around $563. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

Flying to London from Shannon, Clare in the evening is the least expensive time of day to depart. momondo users have found prices as low as $164 when looking at flights departing in the evening. Flights to London are more costly in the morning, with an average ticket price of $328. Departure times in the morning fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Shannon to London Stansted for the best Shannon - London flight prices

As of May 2026, prices for Shannon, Clare to London flights are approximately 65% cheaper when compared to flights at the same time last year.

Historically, on average around 12% of flights between Shannon and London have experienced a delay on any given week. The average delay length over the past 12 months has been 103 minutes.

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

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Saturday has historically seen more delays on average compared to the rest of the week.

According to our data, Ryanair have had the least number of delays on this route over the last 12 months; with about 11% of their flights experiencing any sort of delay.

The number of flights available between Shannon, Clare and London is 11 per day as of May 2026. The most frequent departure time is 7:00AM, with 40% of daily flights leaving at noon.

83 flights are operational weekly from Shannon, Clare to London as of May 2026. The most popular departure day for this route is Mon, with 16% of flights per week taking off on this day.