Cheap Flights to County Mayo | Popular Routes to County Mayo from HK$1,143

View HK$1,143 flight on Sun, 14 Jun 2026Opens in a new window

Popular airlines to County Mayo

  • British Airways

  • Ryanair

  • Aer Lingus

  • 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$1,143 for one-way flights and HK$2,136 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sat, 6 Jun - Mon, 8 Jun
LHR
London
NOC
Knock
HK$2,136 Return, found 3 days ago
HK$2,136
Return
found 3 days ago
Select Aer Lingus flight, departing Sat, 6 Jun from London to Knock, returning Mon, 8 Jun, priced at HK$2,136 found 3 days ago
British Airways
Sun, 14 Jun - Tue, 16 Jun
LHR
London
NOC
Knock
HK$2,189 Return, found 6 days ago
HK$2,189
Return
found 6 days ago
Select British Airways flight, departing Sun, 14 Jun from London to Knock, returning Tue, 16 Jun, priced at HK$2,189 found 6 days ago
Aer Lingus
Sun, 14 Jun - Tue, 16 Jun
LHR
London
NOC
Knock
HK$2,190 Return, found 6 days ago
HK$2,190
Return
found 6 days ago
Select Aer Lingus flight, departing Sun, 14 Jun from London to Knock, returning Tue, 16 Jun, priced at HK$2,190 found 6 days ago
Aer Lingus
Sun, 7 Jun - Mon, 8 Jun
LHR
London
NOC
Knock
HK$2,216 Return, found 3 days ago
HK$2,216
Return
found 3 days ago
Select Aer Lingus flight, departing Sun, 7 Jun from London to Knock, returning Mon, 8 Jun, priced at HK$2,216 found 3 days ago
Aer Lingus
Sat, 6 Jun - Mon, 8 Jun
LHR
London
NOC
Knock
HK$2,244 Return, found 3 days ago
HK$2,244
Return
found 3 days ago
Select Aer Lingus flight, departing Sat, 6 Jun from London to Knock, returning Mon, 8 Jun, priced at HK$2,244 found 3 days ago
Aer Lingus
Sun, 21 Jun - Thu, 2 Jul
LHR
London
NOC
Knock
HK$2,256 Return, found 4 days ago
HK$2,256
Return
found 4 days ago
Select Aer Lingus flight, departing Sun, 21 Jun from London to Knock, returning Thu, 2 Jul, priced at HK$2,256 found 4 days ago
British Airways
Sun, 7 Jun - Mon, 8 Jun
LHR
London
NOC
Knock
HK$2,266 Return, found 3 days ago
HK$2,266
Return
found 3 days ago
Select British Airways flight, departing Sun, 7 Jun from London to Knock, returning Mon, 8 Jun, priced at HK$2,266 found 3 days ago
Aer Lingus
Sat, 6 Jun - Mon, 8 Jun
LHR
London
NOC
Knock
HK$2,267 Return, found 3 days ago
HK$2,267
Return
found 3 days ago
Select Aer Lingus flight, departing Sat, 6 Jun from London to Knock, returning Mon, 8 Jun, priced at HK$2,267 found 3 days ago
Aer Lingus
Sun, 21 Jun - Sat, 27 Jun
LHR
London
NOC
Knock
HK$2,305 Return, found 4 days ago
HK$2,305
Return
found 4 days ago
Select Aer Lingus flight, departing Sun, 21 Jun from London to Knock, returning Sat, 27 Jun, priced at HK$2,305 found 4 days ago
British Airways
Mon, 22 Jun - Thu, 2 Jul
LHR
London
NOC
Knock
HK$2,315 Return, found 4 days ago
HK$2,315
Return
found 4 days ago
Select British Airways flight, departing Mon, 22 Jun from London to Knock, returning Thu, 2 Jul, priced at HK$2,315 found 4 days 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$2,136 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$1,143 in the last seven days. During this period, the price of a round-trip journey to County Mayo varied between HK$2,136 and HK$2,315. 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$2,136 and HK$2,315. 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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