How do most travelers feel about Ryanair?

The general consensus from 5,454 Cheapflights users is that Ryanair is a 6.9/10. Select your travel dates above for updated prices on flights from London Heathrow Airport to Dublin (LHR-DUB).

What is the cheapest month to book a flight from London Heathrow Airport to Dublin with Ryanair?

Currently, the most affordable month to book a Ryanair flight from London Heathrow Airport to Dublin in October, with an average price of £49. Conversely, traveling with Ryanair from London Heathrow Airport to Dublin in May will be the most expensive, with an average cost of £173. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

In terms of precipitation, rainfall in Dublin ranges from 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Dublin when rainfall is around 49.0 mm.

If weather is an important factor for your trip to Dublin, 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 16.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 5.0 C).

Find Ryanair Flights from Heathrow to Dublin

How do most travelers feel about Ryanair?
The general consensus from 5,454 Cheapflights users is that Ryanair is a 6.9/10. Select your travel dates above for updated prices on flights from London Heathrow Airport to Dublin (LHR-DUB).

Ryanair flights from Heathrow to Dublin in 2026

Popular in	December
Cheapest in	January
Average price (all airlines)	£123

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For Economy class flights, the cheapest month to fly this route is October. The most expensive months are May and September.

Best time to book a flight from Heathrow to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Heathrow with our price prediction graph.

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How do most travelers feel about Ryanair?

Ryanair flights from Heathrow to Dublin in 2026

Popular in

Cheapest in

Average price (all airlines)

Which month is the cheapest to fly Economy class from London Heathrow Airport to Dublin?

For Economy class flights, the cheapest month to fly this route is October. The most expensive months are May and September.

Rainfall in Dublin by month

In terms of precipitation, rainfall in Dublin ranges from 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Dublin when rainfall is around 49.0 mm.

Temperature in Dublin by month

Best time to book a flight from Heathrow to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Heathrow with our price prediction graph.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Heathrow to Dublin on another airline

Consider alternative airlines that service the Dublin area. Flight routes are based on user searches made on Cheapflights and were last updated on 31 October 2026.

Other Ryanair flights from Heathrow

Browse through other Ryanair flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 31 October 2026.

Complete your trip

Complete your trip to Dublin by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines servicing Heathrow and Dublin

Choose from other airlines serving Heathrow and Dublin.

Other popular destinations in Europe

If Dublin is not for you, choose from these other destinations located in Europe. Flight routes are based on user searches made on Cheapflights and were last updated on 31 October 2026.

Popular flights with Ryanair

Browse through some of the most popular routes that Ryanair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 31 October 2026.

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Ryanair flights from London Heathrow Airport to Dublin (LHR - DUB)

How do most travelers feel about Ryanair?

Ryanair flights from Heathrow to Dublin in 2026

Popular in

Cheapest in

Average price (all airlines)

Which month is the cheapest to fly Economy class from London Heathrow Airport to Dublin?

For Economy class flights, the cheapest month to fly this route is October. The most expensive months are May and September.

Rainfall in Dublin by month

In terms of precipitation, rainfall in Dublin ranges from 49.0 - 79.0 inches per month. October is typically the wettest month, when rainfall can reach 79.0 mm. February is typically the driest time to visit Dublin when rainfall is around 49.0 mm.

Temperature in Dublin by month

Best time to book a flight from Heathrow to Dublin

Have a flexible travel schedule? Discover the best time to fly to Dublin from Heathrow with our price prediction graph.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Heathrow to Dublin on another airline

Consider alternative airlines that service the Dublin area. Flight routes are based on user searches made on Cheapflights and were last updated on 31 October 2026.

Other Ryanair flights from Heathrow

Browse through other Ryanair flights departing from Heathrow. Flight routes are based on user searches made on Cheapflights and were last updated on 31 October 2026.

Complete your trip

Complete your trip to Dublin by adding a car hire and/or hotel booking to your travel itinerary.

Other airlines servicing Heathrow and Dublin

Choose from other airlines serving Heathrow and Dublin.

Other popular destinations in Europe

If Dublin is not for you, choose from these other destinations located in Europe. Flight routes are based on user searches made on Cheapflights and were last updated on 31 October 2026.

Popular flights with Ryanair

Browse through some of the most popular routes that Ryanair offers at this time. Flights are based on user searches made on Cheapflights and were last updated on 31 October 2026.

See what others are saying about Ryanair

Overview

Recent reviews

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