Fly from
Fly to
Route
Depart
Return
Price
ShannonLondon
SNN - LHR
SNNLHR
Shannon
Tue 24/12
17:30-18:55
Nonstop1h 25m
ShannonLondon
SNN - LHR
SNNLHR
Shannon
Sat 16/11
17:25-18:50
Nonstop1h 25m
ShannonLondon
SNN - LHR
SNNLHR
Shannon
Sun 15/12
08:15-16:35
1 stop8h 20m
ShannonLondon
SNN - LHR
SNNLHR
Shannon
Fri 29/11
14:45-05:55
1 stop15h 10m
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
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
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
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
Round-trip from | £89 |
---|---|
One-way from | £79 |
Popular in | July |
Cheapest in | January |
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.
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.
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.
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).
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.
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).
Boarding
Entertainment
Crew
Food
Comfort
Overall
Reviews
Haven’t been on a JetBlue flight in years that was on time.
Boarding
Entertainment
Crew
Food
Comfort
Overall
Reviews
Haven’t been on a JetBlue flight in years that was on time.
Boarding
Entertainment
Crew
Food
Comfort
Overall
Reviews
Haven’t been on a JetBlue flight in years that was on time.
Boarding
Entertainment
Crew
Food
Comfort
Overall
Reviews
Haven’t been on a JetBlue flight in years that was on time.
Boarding
Entertainment
Crew
Food
Comfort
Overall
Reviews
Haven’t been on a JetBlue flight in years that was on time.
Cheapflights goes through 900+ travel sites to look for the best flight deals for flights from Shannon to Heathrow. Too many options? Cheapflights also provides filters for things like airlines, price ranges, and number of stops to help you make a decision easily.
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.
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.
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.