Cheap Flights to County Mayo | Popular Routes to County Mayo from HK$1,146

View HK$1,146 flight on Thu, 2 Jul 2026Opens in a new window

Popular airlines to County Mayo

  • British Airways

  • Aer Lingus

  • Ryanair

  • Qatar Airways

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Cheap round-trip flights to County Mayo

Prices were available within the past 7 days and start at HK$1,146 for one-way flights and HK$2,146 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

British Airways
Sat, 25 Jul - Wed, 29 Jul
LHR
London
NOC
Knock
HK$2,146 Return, found 21 hours ago
HK$2,146
Return
found 21 hours ago
Select British Airways flight, departing Sat, 25 Jul from London to Knock, returning Wed, 29 Jul, priced at HK$2,146 found 21 hours ago
Aer Lingus
Sat, 25 Jul - Wed, 29 Jul
LHR
London
NOC
Knock
HK$2,225 Return, found 21 hours ago
HK$2,225
Return
found 21 hours ago
Select Aer Lingus flight, departing Sat, 25 Jul from London to Knock, returning Wed, 29 Jul, priced at HK$2,225 found 21 hours ago
Aer Lingus
Sat, 25 Jul - Wed, 29 Jul
LHR
London
NOC
Knock
HK$2,270 Return, found 21 hours ago
HK$2,270
Return
found 21 hours ago
Select Aer Lingus flight, departing Sat, 25 Jul from London to Knock, returning Wed, 29 Jul, priced at HK$2,270 found 21 hours ago
British Airways
Fri, 24 Jul - Mon, 27 Jul
LHR
London
NOC
Knock
HK$2,316 Return, found 8 hours ago
HK$2,316
Return
found 8 hours ago
Select British Airways flight, departing Fri, 24 Jul from London to Knock, returning Mon, 27 Jul, priced at HK$2,316 found 8 hours ago
British Airways
Sat, 25 Jul - Wed, 29 Jul
LHR
London
NOC
Knock
HK$2,345 Return, found 21 hours ago
HK$2,345
Return
found 21 hours ago
Select British Airways flight, departing Sat, 25 Jul from London to Knock, returning Wed, 29 Jul, priced at HK$2,345 found 21 hours ago
Aer Lingus
Sat, 25 Jul - Wed, 29 Jul
LHR
London
NOC
Knock
HK$2,436 Return, found 21 hours ago
HK$2,436
Return
found 21 hours ago
Select Aer Lingus flight, departing Sat, 25 Jul from London to Knock, returning Wed, 29 Jul, priced at HK$2,436 found 21 hours ago
Aer Lingus
Fri, 24 Jul - Mon, 27 Jul
LHR
London
NOC
Knock
HK$2,442 Return, found 8 hours ago
HK$2,442
Return
found 8 hours ago
Select Aer Lingus flight, departing Fri, 24 Jul from London to Knock, returning Mon, 27 Jul, priced at HK$2,442 found 8 hours ago
Aer Lingus
Fri, 24 Jul - Mon, 27 Jul
LHR
London
NOC
Knock
HK$2,684 Return, found 8 hours ago
HK$2,684
Return
found 8 hours ago
Select Aer Lingus flight, departing Fri, 24 Jul from London to Knock, returning Mon, 27 Jul, priced at HK$2,684 found 8 hours ago
British Airways
Sat, 25 Jul - Wed, 29 Jul
LHR
London
NOC
Knock
HK$2,861 Return, found 21 hours ago
HK$2,861
Return
found 21 hours ago
Select British Airways flight, departing Sat, 25 Jul from London to Knock, returning Wed, 29 Jul, priced at HK$2,861 found 21 hours ago
British Airways
Fri, 24 Jul - Mon, 27 Jul
LHR
London
NOC
Knock
HK$3,055 Return, found 8 hours ago
HK$3,055
Return
found 8 hours ago
Select British Airways flight, departing Fri, 24 Jul from London to Knock, returning Mon, 27 Jul, priced at HK$3,055 found 8 hours ago
Book with confidence

About County Mayo

Expedia offers flights to County Mayo to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to County Mayo or destinations around the world and discover how easy it is to make your flight reservations on Expedia.

Frequently asked questions

How do I find cheap flights to County Mayo that have flexible change policies?
We understand that plans can change from one minute to the next, so choosing a flexible fare with Expedia makes sense. Simply check the "No change fee" box below the "Flexible change policies" filter. Your low-priced, flexible flight to County Mayo is just a few clicks away.
How can I find cheap tickets to County Mayo?
In the last seven days, HK$2,146 was the best price for a flight to County Mayo. If you're eager to save even more, book in advance and be flexible with your travel dates. Search for your trip to County Mayo, then compare prices for similar time frames by clicking on our "flexible dates" link.
How much is a flight to County Mayo?
One-way flights leaving London (LHR) sold for as low as HK$1,146 in the last seven days. During this period, the price of a round-trip journey to County Mayo varied between HK$2,146 and HK$3,055. If you spot a deal, grab it quickly — these fares don't hang around.
When is the cheapest time to fly to County Mayo?
Jet off on a Tuesday to increase your chances of picking up the cheapest airfare to County Mayo. Mondays are usually the next most affordable day to depart. Saturday is normally the most expensive day to fly anywhere.
How much is a plane ticket to County Mayo?
In the last seven days, seats to County Mayo cost between HK$2,146 and HK$3,055. Prices depend on the departure time, airline, cabin class and how early the fare is booked.
What is the best time to go to County Mayo?
If you want to discover County Mayo's major city when it's buzzing, set out for Castlebar sometime in April, May and June. Like most destinations in the Northern Hemisphere, summer here begins June 20, bringing average temperatures of between 10ºC and 18ºC.
What months are the cheapest to book a flight to County Mayo?
To snap up cheap flights to County Mayo, book during February when the price of airfares are at their cheapest. When's the most expensive time? In the U.S, it's December.

Book with confidence

About County Mayo

Expedia offers flights to County Mayo to meet every traveller's needs. Whatever your flight need - Expedia has the flight for you. So choose from flights to County Mayo or destinations around the world and discover how easy it is to make your flight reservations on Expedia.
About County Mayo
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