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Cheap flights from Shannon to London Heathrow Airport from £79

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 24/12. Fares are subject to change and may not be available on all flights or dates of travel.
SNN — LHR
4 Nov — 11 Nov1
1 adult

The best prices from Shannon to London Heathrow are usually found in January or February, booked 20 days in advance, depart on a Wednesday or Monday and return on a Tuesday

Find flights from Shannon to Heathrow within your budget

Customise your flight search to find flights from Shannon to Heathrow that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 1,015,184 searches. Data last updated 30 October 2024.

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Fly to

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Route

Depart

Return

Price

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Tue 24/12

17:30-18:55

Nonstop1h 25m

£79

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Sat 16/11

17:25-18:50

Nonstop1h 25m

£93

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Sun 15/12

08:15-16:35

1 stop8h 20m

£105

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Fri 29/11

14:45-05:55

1 stop15h 10m

£807

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Tue 31/12

06:55-10:30

1 stop3h 35m

London Heathrow

Tue 31/12

15:20-16:45

Nonstop1h 25m

£180

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Sun 29/12

07:45-09:15

Nonstop1h 30m

London Heathrow

Mon 6/1

15:20-16:45

Nonstop1h 25m

£190

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Tue 19/11

20:05-21:25

Nonstop1h 20m

London Heathrow

Sat 23/11

10:00-11:30

Nonstop1h 30m

£205

ShannonLondon

SNN - LHR

SNNLHR

Shannon

Thu 14/11

14:45-09:30

1 stop18h 45m

London Heathrow

Mon 18/11

11:25-06:15

1 stop18h 50m

£6,701

Flights are sorted by cheapest first

Deals found on 29/10

Cheap flight deals from Shannon to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Shannon (SNN) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 30 October 2024.

Round-trip from

£89

One-way from

£79

Popular in

July

Cheapest in

January
Aer Lingus
  • Aer Lingus
  • 9/11-11/11
  • Nonstop
  • 2h 45m total
  • Shannon to London
Aer Lingus
  • Aer Lingus
  • 24/12
  • Nonstop
  • 1h 25m total
  • Shannon to London
High demand for flights, 12% potential price rise
Best time to find cheap flights, 24% potential price drop

Find flight deals from Shannon to Heathrow

Cheapest flights from Shannon to Heathrow
Explore the most affordable flight options available from Shannon to Heathrow. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 30 October 2024.

Thu 31/1020:05SNN - LHR
Nonstop1h 20mAer Lingus
Mon 18/1118:05LHR - SNN
Nonstop1h 20mAer Lingus
Deal found 29/10£163
Thu 5/1220:05SNN - LHR
Nonstop1h 20mMultiple Airlines
Sun 8/1210:00LHR - SNN
Nonstop1h 30mMultiple Airlines
Deal found 29/10£164
Fri 8/1120:05SNN - LHR
Nonstop1h 20mBritish Airways
Sun 10/1110:00LHR - SNN
Nonstop1h 30mBritish Airways
Deal found 28/10£205
Thu 7/1114:45SNN - LHR
1 stop17h 05mAmerican Airlines
Wed 13/1110:35LHR - SNN
1 stop19h 40mAmerican Airlines
Deal found 29/10£6,701

Best time to book a flight from Shannon to Heathrow

Have a flexible travel schedule? Discover the best time to fly to Heathrow from Shannon with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Travel insights for flights from Shannon to Heathrow

Get recent, data-driven insights about flights from Shannon to Heathrow including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Shannon to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Shannon to Heathrow. Price data was last updated on 25 October 2024.

The best time to book flights from Shannon to London Heathrow Airport is 20 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Shannon to London Heathrow Airport?

Currently, January is the cheapest month in which you can book a flight from Shannon to London Heathrow Airport (average of £112). Flying from Shannon to London Heathrow Airport in July is currently the most expensive (average of £159). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SNN to LHR?

Find hourly flight availability from Shannon to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 30 October 2024.

Unlike in the morning, when flights are generally more expensive, you can save up to 25% on flights from Shannon to London Heathrow Airport by exploring options for tickets at midday.

Weekly flight availability from Shannon to London Heathrow Airport

Explore weekly flight availability from Shannon to Heathrow. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 30 October 2024.

The most flights from SNN to LHR are scheduled on a Monday (12 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 on average).

Rainfall in Heathrow by month

Plan your trip to Heathrow by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in London Heathrow Airport ranges from 40.0 - 70.0 inches per month. January is typically the wettest month, when rainfall can reach 70.0 mm. July is typically the driest time to visit London Heathrow Airport when rainfall is around 40.0 mm.

Temperature in Heathrow by month

Plan your trip to Heathrow by taking into account the average temperature totals by month.

If weather is an important factor for your trip to London Heathrow Airport, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 17.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 4.0 C).

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 30 October 2024.
7.5
Good
3,520 reviews

Boarding

7.7

Entertainment

7.4

Crew

8.2

Food

7.0

Comfort

7.8

Overall

7.5

Reviews

1 / 10

Haven’t been on a JetBlue flight in years that was on time.

7.5
Good
3,520 reviews
7.5
Good
3,520 reviews

Boarding

7.7

Entertainment

7.4

Crew

8.2

Food

7.0

Comfort

7.8

Overall

7.5

Reviews

1 / 10

Haven’t been on a JetBlue flight in years that was on time.

7.3
Good
10,000 reviews
7.5
Good
3,520 reviews

Boarding

7.7

Entertainment

7.4

Crew

8.2

Food

7.0

Comfort

7.8

Overall

7.5

Reviews

1 / 10

Haven’t been on a JetBlue flight in years that was on time.

7.1
Good
1,087 reviews
7.5
Good
3,520 reviews

Boarding

7.7

Entertainment

7.4

Crew

8.2

Food

7.0

Comfort

7.8

Overall

7.5

Reviews

1 / 10

Haven’t been on a JetBlue flight in years that was on time.

6.7
Okay
6,846 reviews
7.5
Good
3,520 reviews

Boarding

7.7

Entertainment

7.4

Crew

8.2

Food

7.0

Comfort

7.8

Overall

7.5

Reviews

1 / 10

Haven’t been on a JetBlue flight in years that was on time.

Related info for your journey

Find useful and relevant information for your journey from Shannon to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
  • What airport do you fly from for flights from Shannon to London Heathrow?

    For a flight from Shannon to London Heathrow, you will be flying from Shannon. Shannon (SNN) is just 2.1 mi from the center of the city. Shannon is the only Shannon airport and it handles 11 outbound flights to London Heathrow per day. 1 airline has flights to London Heathrow from Shannon on a regular basis.

  • What are the cheapest airlines flying from Shannon to London Heathrow Airport round-trip?

    Flying on Aer Lingus is currently your cheapest option to London Heathrow Airport, with prices starting at £89. Additional return tickets that might be worth considering are offered by British Airways and American Airlines, with the lowest prices starting at £205 and £6,701, respectively. These flights start at 26% lower than the current average price 3 months from now.

  • What are the cheapest airlines to fly from Shannon to London Heathrow Airport one-way?

    To fly one-way, consider booking your trip with Aer Lingus, which is currently one of the cheapest options available, starting at £79. British Airways flights start at £93 while deals on JetBlue start at £807 one-way.

  • What are the most reliable airlines from Shannon to London Heathrow Airport?

    The top 3 most reliable airlines when flying from Shannon to London Heathrow Airport are Aer Lingus (59%), British Airways (59%) and American Airlines (57%).

  • What are the cheapest flights from Shannon to London Heathrow Airport?

    While on average a flight from Shannon to London Heathrow Airport is generally £138, our data shows the cheapest flight currently is £46. When looking at the most popular route, (Shannon - London Heathrow), you can expect to pay £93 for that flight.

  • Can I find deals for flights from Shannon to Heathrow that include hotel bookings?

    Yes. In addition to deals on Shannon to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Shannon to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Shannon to Heathrow.

  • Can I find deals for business class flights from Shannon to Heathrow?

    Yes. Cheapflights offers flight deals from Shannon to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Shannon to London Heathrow Airport?

    Currently, January is the cheapest month in which you can book a flight from Shannon to London Heathrow Airport (average of £112). Flying from Shannon to London Heathrow Airport in July is currently the most expensive (average of £159). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Top airline flying from Shannon to Heathrow

Discover the top airline that operate flights from Shannon to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 1,015,184 searches. Data last updated 30 October 2024.
AirlineCheapestAverageFlexibilityOn-time
Aer LingusCheapest£86Average£107FlexibilityNo cancel feeOn-timeN/A
Search Aer Lingus flights

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How does Cheapflights help users find flights from Shannon to Heathrow?

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Why should you use Cheapflights to find cheap flight tickets from Shannon to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from Shannon to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Shannon to Heathrow with no change fees?

Cheapflights does show flights with no change fees to all users. To see these options for flights from Shannon to Heathrow, users can toggle the no change fees filter when performing a flight search.

Can Cheapflights notify me if prices for flights from Shannon to Heathrow become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Heathrow from Shannon today and book when prices fit your budget.

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