Flight Routes from London Heathrow to Shannon

Trip type

Our cheapest offers for flights from London Heathrow to Shannon

Here you can compare cheap flights from London Heathrow (LHR) to Shannon (SNN) for one-way or return trips. The following offers were searched for and found on idealo during the last few days. Or start your own flight search to Shannon. Prices and availability may change at any time.

Flight schedule from London Heathrow (LHR) to Shannon (SNN)

Select a travel date in the flight schedule for the route from London Heathrow (LHR) to Shannon (SNN) and compare affordable flight deals.

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Matching outbound flights7 of 7
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durationstopovers
  1. 12 – 18 October 2026
  2. 19 – 25 October 2026
  3. 26 Oct – 1 Nov 2026
    1. LHRSNN
      non-stop
      1. Aer Lingus Irish Airlines
    2. LHRSNN
      non-stop
      1. Aer Lingus Irish Airlines
    3. LHRSNN
      non-stop
      1. Aer Lingus Irish Airlines
    4. LHRSNN
      non-stop
      1. Aer Lingus Irish Airlines
    5. LHRSNN
      non-stop
      1. Aer Lingus Irish Airlines
    6. LHRSNN
      non-stop
      1. Aer Lingus Irish Airlines
    7. LHRSNN
      non-stop
      1. Aer Lingus Irish Airlines

      Tips and tricks to help you find cheap flights from London Heathrow to Shannon

      Favourite airline: Aer Lingus
      The most popular airline for flights from London Heathrow to Shannon is Aer Lingus.
      Aer Lingus
      51 %
      British Airways
      49 %
      Cheapest weekday: Wednesday
      On this route, flights are cheapest on Wednesday when a ticket costs £142.00 on average.

      Flight information: London Heathrow - Shannon

      Outbound and return from 133,40 £
      Flight duration min. 01:25 / max. 01:30
      Return flight duration min. 01:25/ max. 01:35
      Distance 594 km
      Flights per week 23
      Departure airport Airport London Heathrow (LHR)
      Arrival airport Airport Shannon (Limerick) (SNN)
      Destination country Flights to Ireland
      City-Code - Arrival airport London - Shannon (Limerick)
      Departure airport - Destination country London Heathrow - Ireland
      Alternative routes to Ireland
      Alternative flights to Shannon
      Flight destinations with a similar price