Cheap Flights from Shannon to London

FAQ

• Which airlines offer direct flights from Shannon to London?

  At the moment, you can catch a direct flight from Shannon to London with the following airlines, including: Aer Lingus Ryanair British Airways Selected airlines are based on historical data collected from flight bookings users made on Trip.com within the last 90 days.

• How long is the flight from Shannon (SNN) to London (LON)?

  It takes about 1 hour 26 minutes to fly from Shannon (SNN) to London (LON).

• When is the best time to book flights from Shannon to London?

  By analyzing data from all airlines on the Trip.com flight calendar, it looks like the best time to book a flight from Shannon to London is around 40 days (6 weeks) in advance, and the best time to fly is usually on Tuesday, Wednesday, and Saturday. Tuesday typically offers the cheapest flights for departure, while Saturday offers the best return deals.

• How many flights are there per week from Shannon to London?

  Based on Trip.com data in the past 4 weeks, there is 56 flight per week flying from Shannon to London. You can check the weekly schedule for popular airlines on this route below: Aer Lingus: S/M/T/W/T/F/S -- EI380 (08:41) Ryanair: S/M/T/W/T/F/S -- FR092 (09:13) Ryanair: S/M/T/W/T/F/S -- FR1182 (11:16)

• When are flight tickets from Shannon (SNN) to London (LON) the cheapest?

  The cheapest months to fly from Shannon to London is September, when demand for travel is lower.

• Which upcoming date is cheapest to fly from Shannon to London on?

  After crunching the numbers on our November flight calendar, it's currently cheapest to fly from Shannon to London on November 23, 2025 with Ryanair, with prices starting at £21.

• Which airports can I fly to for London from Shannon?

  You can land at any one of the following hubs in London, with Shannon Airport to Heathrow Airport (SNN-LHR) is by far the most common option on this route: London City Airport (LCY) London Gatwick Airport (LGW) Heathrow Airport (LHR) London Luton Airport (LTN) London Southend Airport (SEN) London Stansted Airport (STN).

• Is there any time difference between Shannon and London?

  The time difference between London and Shannon is 0h.

• How do I change or cancel my ticket from Shannon to London?

  Tickets can only be changed or cancelled if permitted by airline policy. To submit a change or cancellation request, go to the flight bookings page, select the option to change or cancel your booking, choose the relevant passengers and segment, and submit a request. Please note that additional charges may apply according to the airline ticket policy. However, if the flight has been rescheduled and you would like to change or cancel your ticket, you can submit an involuntary cancellation request. For more details about change and cancellation policies, please check the customer support pages.