What’s the cost of a flight from London Heathrow to Killarney?

Prices vary based on date, airline, and availability. Compare several options if you're flying between London and Kerry County.

Choose a date to explore the best fares now.

If possible, avoid holiday periods: ticket prices tend to rise quickly and availability drops, especially on busy routes. Morning and evening flights are often in high demand too — book early to get a good fare.

Which airports serve London and Kerry County?

When planning a trip of about 628 km, it's a good idea to check flights from surrounding airports too.

• Airports in London: London is connected to 6 airports - City Airport, Gatwick, Heathrow, Luton, Southend, Stansted.
• Airports in Kerry County: The only active airport in Kerry County is Kerry County.

The closest airport isn’t always the cheapest — it’s worth checking the alternatives too. In some cities, smaller airports offer lower fares than the main ones.

Filter and compare flights from London Heathrow to Killarney

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Other popular destinations

Want more ideas for your trip to Ireland? Check these: Cork, Dublin, Kerry County, Knock, Shannon.

Advanced filters help you skip long layovers or inconvenient times. The “airlines” filter is handy if you want to collect miles or prefer a certain onboard experience.