Trip.com
>
Flights
>
Flights to Ireland
>
Flights to County Clare
>
Flights to Shannon
>
London to Shannon flight
>
Heathrow Airport to Shannon Airport flight

Explore the cheapest one-way and round-trip flights from Heathrow Airport to Shannon Airport over the next 90 days, with one-way fares from €55 and round-trip from €79. Based on Trip.com's latest 7-day flight data.

      • Cheapest nonstop
        LHR 7:10 PM
        1h 25m
        Nonstop
        SNN 8:35 PM
        London - Shannon | Thu, Oct 22 | Aer Lingus
        SNN 6:25 AM
        1h 30m
        Nonstop
        STN 7:55 AM
        Shannon - London | Thu, Oct 29 | Ryanair
        €79 €130
        39% off
        39% off
        €130 €79
      • LHR 9:50 AM
        1h 30m
        Nonstop
        SNN 11:20 AM
        London - Shannon | Wed, Oct 21 | Aer Lingus
        SNN 8:45 PM
        1h 30m
        Nonstop
        STN 10:15 PM
        Shannon - London | Sun, Oct 25 | Ryanair
        €85 €130
        35% off
        35% off
        €130 €85
      • LHR 6:05 PM
        1h 20m
        Nonstop
        SNN 7:25 PM
        London - Shannon | Sat, Dec 5 | Aer Lingus
        SNN 8:05 PM
        1h 20m
        Nonstop
        LHR 9:25 PM
        Shannon - London | Mon, Dec 7 | Aer Lingus
        €101 €130
        22% off
        22% off
        €130 €101
      • LHR 10:00 AM
        1h 30m
        Nonstop
        SNN 11:30 AM
        London - Shannon | Fri, Dec 4 | Aer Lingus
        SNN 8:05 PM
        1h 20m
        Nonstop
        LHR 9:25 PM
        Shannon - London | Mon, Dec 7 | Aer Lingus
        €102
        22% off
        €130 €102
      • LHR 7:10 PM
        1h 25m
        Nonstop
        SNN 8:35 PM
        London - Shannon | Fri, Oct 16 | Aer Lingus
        SNN 7:30 AM
        1h 35m
        Nonstop
        LHR 9:05 AM
        Shannon - London | Tue, Oct 20 | Aer Lingus
        €102
        22% off
        €130 €102
      • LHR 7:10 PM
        1h 25m
        Nonstop
        SNN 8:35 PM
        London - Shannon | Wed, Oct 14 | Aer Lingus
        SNN 7:30 AM
        1h 30m
        Nonstop
        STN 9:00 AM
        Shannon - London | Mon, Oct 19 | Ryanair
        €106
        18% off
        €130 €106
      • LHR 9:50 AM
        1h 30m
        Nonstop
        SNN 11:20 AM
        London - Shannon | Mon, Oct 12 | Aer Lingus
        SNN 5:00 PM
        1h 30m
        Nonstop
        STN 6:30 PM
        Shannon - London | Thu, Oct 15 | Ryanair
        €112
        14% off
        €130 €112
      • LHR 2:20 PM
        1h 30m
        Nonstop
        SNN 3:50 PM
        London - Shannon | Sun, Oct 11 | Aer Lingus
        SNN 6:20 AM
        1h 30m
        Nonstop
        STN 7:50 AM
        Shannon - London | Tue, Oct 13 | Ryanair
        €112
        14% off
        €130 €112
      • LHR 10:00 AM
        1h 30m
        Nonstop
        SNN 11:30 AM
        London - Shannon | Thu, Oct 29 | Aer Lingus
        SNN 8:05 PM
        1h 20m
        Nonstop
        LHR 9:25 PM
        Shannon - London | Mon, Nov 2 | Aer Lingus
        €114
        12% off
        €130 €114
      • LHR 10:00 AM
        1h 30m
        Nonstop
        SNN 11:30 AM
        London - Shannon | Wed, Nov 18 | Aer Lingus
        SNN 8:05 PM
        1h 20m
        Nonstop
        LHR 9:25 PM
        Shannon - London | Sat, Nov 21 | Aer Lingus
        €117
        10% off
        €130 €117
      • LHR 10:00 AM
        1h 30m
        Nonstop
        SNN 11:30 AM
        London - Shannon | Tue, Nov 24 | Aer Lingus
        SNN 5:30 PM
        1h 25m
        Nonstop
        LHR 6:55 PM
        Shannon - London | Fri, Nov 27 | Aer Lingus
        €118
        9% off
        €130 €118
      • LHR 6:05 PM
        1h 20m
        Nonstop
        SNN 7:25 PM
        London - Shannon | Sat, Nov 28 | Aer Lingus
        SNN 8:05 PM
        1h 20m
        Nonstop
        LHR 9:25 PM
        Shannon - London | Tue, Dec 1 | Aer Lingus
        €118
        9% off
        €130 €118
      • LON 1:00 PM
        17h 25m
        1 stop
        SNN 2:00 PM
        London - Shannon | Sun, Oct 11 | Normal Airline
        SNN 3:00 PM
        6h
        Nonstop
        LON 4:00 PM
        Shannon - London | Tue, Oct 13 | Normal Airline
        Find more flights
        Find more flights
      • Cheapest nonstop
        LHR 10:00 AM
        1h 30m
        Nonstop
        SNN 11:30 AM
        London - Shannon | Wed, Dec 2 | Aer Lingus
        €55 €68
        19% off
        19% off
        €68 €55
      • LHR 6:05 PM
        1h 20m
        Nonstop
        SNN 7:25 PM
        London - Shannon | Fri, Nov 27 | Aer Lingus
        €55 €68
        19% off
        19% off
        €68 €55
      • LHR 3:15 PM
        1h 30m
        Nonstop
        SNN 4:45 PM
        London - Shannon | Wed, Nov 25 | Aer Lingus
        €56 €68
        18% off
        18% off
        €68 €56
      • LHR 2:15 PM
        1h 30m
        Nonstop
        SNN 3:45 PM
        London - Shannon | Sat, Dec 5 | Aer Lingus
        €59
        13% off
        €68 €59
      • LHR 6:05 PM
        1h 20m
        Nonstop
        SNN 7:25 PM
        London - Shannon | Wed, Oct 28 | Aer Lingus
        €60
        12% off
        €68 €60
      • LHR 2:15 PM
        1h 30m
        Nonstop
        SNN 3:45 PM
        London - Shannon | Sat, Nov 7 | Aer Lingus
        €60
        12% off
        €68 €60
      • LHR 10:00 AM
        1h 30m
        Nonstop
        SNN 11:30 AM
        London - Shannon | Mon, Nov 16 | Aer Lingus
        €61
        10% off
        €68 €61
      • LHR 6:05 PM
        1h 20m
        Nonstop
        SNN 7:25 PM
        London - Shannon | Tue, Nov 17 | Aer Lingus
        €61
        10% off
        €68 €61
      • LHR 2:15 PM
        1h 30m
        Nonstop
        SNN 3:45 PM
        London - Shannon | Sat, Nov 14 | Aer Lingus
        €61
        10% off
        €68 €61
      • LHR 3:15 PM
        1h 30m
        Nonstop
        SNN 4:45 PM
        London - Shannon | Wed, Nov 18 | Aer Lingus
        €61
        10% off
        €68 €61
      • LHR 3:15 PM
        1h 30m
        Nonstop
        SNN 4:45 PM
        London - Shannon | Thu, Nov 19 | Aer Lingus
        €61
        10% off
        €68 €61
      • LHR 6:05 PM
        1h 20m
        Nonstop
        SNN 7:25 PM
        London - Shannon | Fri, Nov 20 | Aer Lingus
        €61
        10% off
        €68 €61
      • LON 1:00 PM
        17h 25m
        1 stop
        SNN 2:00 PM
        London - Shannon | Sun, Oct 11 | Normal Airline
        Find more flights
        Find more flights

Displayed flight fares from Heathrow Airport to Shannon Airport are based on average prices across airlines for the next 3 months, according to the latest Trip.com database.

Trip.com Price Insights: Flights from Heathrow Airport to Shannon Airport

What is the cheapest month for one-way flights from Heathrow Airport to Shannon Airport?

Data is based on average one-way flight prices from Heathrow Airport to Shannon Airport in Trip.com's database over the past 12 months.

Based on Trip.com’s data from the past 12 months, if you’re looking for a low-cost one-way ticket from Heathrow Airport to Shannon Airport, the best time to buy is in September, with an average price of €107. You’ll want to avoid July, when the average price can reach as high as €163.

€163
€135
€107
€79
    Cheapest
  • €129
    Oct
  • €131
    Nov
  • €145
    Dec
  • €112
    Jan
  • €157
    Feb
  • €142
    Mar
  • €161
    Apr
  • €127
    May
  • €126
    Jun
  • €163
    Jul
  • €155
    Aug
  • €107
    Sep

What’s the cheapest month to fly round-trip from Heathrow Airport to Shannon Airport?

The data is based on the past 12 months and shows the average monthly round-trip fares from Heathrow Airport to Shannon Airport in the Trip.com database.

Based on Trip.com’s data from the past 12 months, January is typically the cheapest month to find flights from Heathrow Airport to Shannon Airport, with an average price of €174. In contrast, February is usually the most expensive month, with average fares reaching €310.

€310
€242
€174
€106
    Cheapest
  • €308
    Oct
  • €186
    Nov
  • €252
    Dec
  • €174
    Jan
  • €310
    Feb
  • €305
    Mar
  • €235
    Apr
  • €269
    May
  • €269
    Jun
  • €272
    Jul
  • €252
    Aug
  • €200
    Sep

What is the cheapest day of the week to fly from Heathrow Airport to Shannon Airport?

The data is based on the past 12 months and shows the average ticket prices from Heathrow Airport to Shannon Airport for each day of the week in the Trip.com database.

Based on Trip.com’s data from the past 12 months, the cheapest day to depart from Heathrow Airport to Shannon Airport is Tuesday, with average fares typically lower than other days. You’ll want to avoid flying on Friday, as ticket prices are usually the highest that day.

€184
€146
€108
€70
  • €141
    Mon
  • €108
    Tue
  • €115
    Wed
  • €126
    Thu
  • €184
    Fri
  • €142
    Sat
  • €147
    Sun

Which airline offers the cheapest flights from Heathrow Airport to Shannon Airport?

The cheapest airline flying from Heathrow Airport to Shannon Airport is Aer Lingus (from €55) among 10 carriers operating this route. Based on Trip.com's latest 7-day flight data.

Aer Lingus
From €55
British Airways
From €143
Vueling Airlines
From €186
Air France
From €198
Scandinavian Airlines
From €209
KLM
From €217
AEGEAN
From €271
Brussels Airlines
From €689
Lufthansa
From €689
Swiss Airlines
From €734

Find more flights and airlines

What is the flight schedule from Heathrow Airport to Shannon Airport?

Check the schedule for flights from London to Shannon and find the flight that best matches your travel plans.

Flight info.
Departure
Arrival
Weekly Schedule

  1. EI387

    Heathrow Airport

    7:10 PM

    LHR

    1h 25m

    8:35 PM

    SNN

    S M T W T - S
    Search

  2. EI381

    Heathrow Airport

    9:50 AM

    LHR

    1h 30m

    11:20 AM

    SNN

    S M T W T F S
    Search

  3. EI385

    Heathrow Airport

    2:20 PM

    LHR

    1h 30m

    3:50 PM

    SNN

    S M T W T F S
    Search
Find more flights and airlines

About Heathrow Airport and Shannon Airport

Learn about Heathrow Airport (LHR) and Shannon Airport (SNN) — including location, terminals, transportation, and travel tips.

Flight distance 594.62 km
Cheapest one-way ticket price €55
Cheapest return ticket price €79

FAQs for Heathrow Airport to Shannon Airport Flights

  • How long is the flight from Heathrow Airport to Shannon Airport?

    Heathrow Airport to Shannon Airport takes about 1 hour 2 minutes on average. Actual flight time may vary depending on route, weather and air traffic.
  • There are around 6 daily flights from Heathrow Airport (LHR) to Shannon Airport (SNN).
  • The earliest flight from Heathrow Airport to Shannon Airport departs at 09:50, and the last departs at 19:10, with about 3 flights per day. Flight times may change, so please check the latest departure and arrival times before you travel.
  • The route from Heathrow Airport (LHR) to Shannon Airport (SNN) is quite popular. Without considering departure times or holidays, tickets cost around €141 in December, the most expensive month to book this route.
  • The earliest flight departs from Heathrow Airport (LHR) at 09:50 and arrives in Shannon Airport (SNN) at 11:20.
  • The latest flight departs from Heathrow Airport (LHR) at 19:10 and arrives in Shannon Airport (SNN) at 20:35.
    • The distance from Shannon Airport to downtown is about 3 km. It takes about 20 minutes by taxi.
  • The closest airport to Shannon Airport (SNN) is Cork Airport. The distance is around 99 km.
  • Aer Lingus is a very popular airline operating an average of 2408 flights per month.
  • One-way flights from Heathrow Airport to Shannon Airport currently start from €55, and round-trip fares start from €79. The current lowest fare is a Aer Lingus flight departing on Wed, Dec 2; prices may vary depending on availability.
  • Yes. Aer Lingus operate direct flights from Heathrow Airport to Shannon Airport, with an average flight time of 58 minutes, and around 18 weekly flights. Actual flight frequency may vary by season.
  • Based on Trip.com flight data for departures within the next 30 days with at most one stop, the average one-way price from Heathrow Airport to Shannon Airport is €605. Prices may vary depending on the departure date, airline, and availability.
  • Heathrow Airport to Shannon Airport operates around 20 weekly flights, mainly by Aer Lingus. Actual frequency may vary during holidays and seasonal schedule adjustments.
  • Enter Heathrow Airport and Shannon Airport, select your departure date and number of passengers, then compare flights by price, flight duration, and baggage allowance. Once you've chosen a fare, review the change and refund rules, fill in passenger details, and pay to receive your booking confirmation.

Popular Destinations

Note: Prices shown on this page are estimated lowest price and include all taxes and fees found in the last 24 hours.

Book with no extra fees

Prices displayed in this page are all-inclusive prices (incl. taxes, fuel surcharge, civil aviation development fund, etc) with all fees confirmed before payment. Fees for luggage, meals, WLAN, or other additional services are also included as shown in the flight cards.

Real-time pricing updates

Prices, availability, and travel information on this page were updated within last 24 hours—even in real-time. The more popular the route, the more precise the data.

Change & Cancellation Policy

Trip.com displays flight cancellation and change policies for each flight ticket during the booking process, including fees and applicable conditions. Please check the following scenarios:
Voluntary cancellation/change:
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.
Cancellation/change due to a flight schedule change:
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.