Cheap flights from London to Shannon

from as little as £190

2 nights in Shannon, departing London Heathrow on 11 / Jun / 2025 with Aer Lingus (price found 42 hours ago)

Subject to availability, prices correct of the last 24 hours
Shannon

The London / Shannon route

All 623 km of it

Cheap flight deals for this route

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Shannon flight facts

What you need to know

Alternative flights from the UK to Shannon

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Shannon

11 / Jun / 2025 is currently the lowest priced day of the year to fly the London/Shannon route. There are around 155 flights on any given week from the UK to Shannon and the cheapest month to fly right now is June.

Not suitable? Try running another search or viewing all cheap flight deals.

Min / Max Temperature (°C)
LOWEST

2 °C

AVG

10 °C

HIGHEST

19 °C

Rainfall (mm)
LOWEST

59 mm

AVG

81.8 mm

HIGHEST

109 mm

Key facts about Shannon

How to get cheap flights from London to Shannon

Tips and advice from our flight experts

Weekly, there are 155 flights connecting Shannon to London. We've gone through them all to help you find the right flight for you. If you can't find what you're looking for, consider widening your search by looking at flights from a different airport.

The most popular airlines for this route are Aer Lingus & British Airways, while London Heathrow (LHR) is the most popular departure airport in the city. But when you fly is just as important as where you fly from. Search by month to find out when flights are at the priciest and their cheapest.

On average, the 623 km flight to Shannon takes 1 hrs 25 mins. If you want a bargain, keep an eye out for flights with Aer Lingus, as they often have good deals. Or you could broaden your search by looking at flights to other airports in Republic of Ireland to see if there are any cheaper options.

Did you know you can also compare car hire and hotel prices in Republic of Ireland with Netflights? Take a look to get an idea of prices in Shannon.

Other popular destinations near Shannon

Where other people are flying to

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