Cheap Flights to County Mayo | Popular Routes to County Mayo from HK$1,485

View HK$1,485 flight on Fri, 3 Apr 2026Opens in a new window

Popular airlines to County Mayo

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  • British Airways

  • Aer Lingus

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Cheap round-trip flights to County Mayo

Prices were available within the past 7 days and start at HK$1,485 for one-way flights and HK$2,362 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Thu, 9 Jul - Mon, 27 Jul
LHR
London
NOC
Knock
HK$2,362 Return, found 13 hours ago
HK$2,362
Return
found 13 hours ago
Select Aer Lingus flight, departing Thu, 9 Jul from London to Knock, returning Mon, 27 Jul, priced at HK$2,362 found 13 hours ago
Aer Lingus
Fri, 3 Apr - Mon, 6 Apr
LHR
London
NOC
Knock
HK$2,992 Return, found 1 day ago
HK$2,992
Return
found 1 day ago
Select Aer Lingus flight, departing Fri, 3 Apr from London to Knock, returning Mon, 6 Apr, priced at HK$2,992 found 1 day ago
British Airways
Fri, 3 Apr - Mon, 6 Apr
LHR
London
NOC
Knock
HK$3,021 Return, found 1 day ago
HK$3,021
Return
found 1 day ago
Select British Airways flight, departing Fri, 3 Apr from London to Knock, returning Mon, 6 Apr, priced at HK$3,021 found 1 day ago
Aer Lingus
Fri, 3 Apr - Mon, 6 Apr
LHR
London
NOC
Knock
HK$3,041 Return, found 1 day ago
HK$3,041
Return
found 1 day ago
Select Aer Lingus flight, departing Fri, 3 Apr from London to Knock, returning Mon, 6 Apr, priced at HK$3,041 found 1 day ago
British Airways
Fri, 3 Apr - Mon, 6 Apr
LHR
London
NOC
Knock
HK$3,209 Return, found 1 day ago
HK$3,209
Return
found 1 day ago
Select British Airways flight, departing Fri, 3 Apr from London to Knock, returning Mon, 6 Apr, priced at HK$3,209 found 1 day ago
British Airways
Fri, 3 Apr - Mon, 6 Apr
LHR
London
NOC
Knock
HK$3,530 Return, found 1 day ago
HK$3,530
Return
found 1 day ago
Select British Airways flight, departing Fri, 3 Apr from London to Knock, returning Mon, 6 Apr, priced at HK$3,530 found 1 day ago
British Airways
Fri, 10 Apr - Sun, 12 Apr
CPH
Copenhagen
NOC
Knock
HK$4,495 Return, found 1 day ago
HK$4,495
Return
found 1 day ago
Select British Airways flight, departing Fri, 10 Apr from Copenhagen to Knock, returning Sun, 12 Apr, priced at HK$4,495 found 1 day ago
British Airways
Fri, 10 Apr - Sun, 12 Apr
CPH
Copenhagen
NOC
Knock
HK$4,795 Return, found 1 day ago
HK$4,795
Return
found 1 day ago
Select British Airways flight, departing Fri, 10 Apr from Copenhagen to Knock, returning Sun, 12 Apr, priced at HK$4,795 found 1 day ago
British Airways
Fri, 10 Apr - Sun, 12 Apr
CPH
Copenhagen
NOC
Knock
HK$4,965 Return, found 1 day ago
HK$4,965
Return
found 1 day ago
Select British Airways flight, departing Fri, 10 Apr from Copenhagen to Knock, returning Sun, 12 Apr, priced at HK$4,965 found 1 day ago
British Airways
Fri, 10 Apr - Sun, 12 Apr
CPH
Copenhagen
NOC
Knock
HK$5,135 Return, found 1 day ago
HK$5,135
Return
found 1 day ago
Select British Airways flight, departing Fri, 10 Apr from Copenhagen to Knock, returning Sun, 12 Apr, priced at HK$5,135 found 1 day ago
British Airways
Fri, 10 Apr - Sun, 12 Apr
CPH
Copenhagen
NOC
Knock
HK$5,435 Return, found 1 day ago
HK$5,435
Return
found 1 day ago
Select British Airways flight, departing Fri, 10 Apr from Copenhagen to Knock, returning Sun, 12 Apr, priced at HK$5,435 found 1 day ago
Aer Lingus
Fri, 3 Apr - Mon, 6 Apr
LHR
London
NOC
Knock
HK$5,481 Return, found 1 day ago
HK$5,481
Return
found 1 day ago
Select Aer Lingus flight, departing Fri, 3 Apr from London to Knock, returning Mon, 6 Apr, priced at HK$5,481 found 1 day ago
British Airways
Fri, 10 Apr - Sun, 12 Apr
CPH
Copenhagen
NOC
Knock
HK$5,595 Return, found 1 day ago
HK$5,595
Return
found 1 day ago
Select British Airways flight, departing Fri, 10 Apr from Copenhagen to Knock, returning Sun, 12 Apr, priced at HK$5,595 found 1 day ago
British Airways
Fri, 3 Apr - Mon, 6 Apr
LHR
London
NOC
Knock
HK$5,629 Return, found 1 day ago
HK$5,629
Return
found 1 day ago
Select British Airways flight, departing Fri, 3 Apr from London to Knock, returning Mon, 6 Apr, priced at HK$5,629 found 1 day ago
British Airways
Fri, 3 Apr - Mon, 6 Apr
LHR
London
NOC
Knock
HK$8,150 Return, found 1 day ago
HK$8,150
Return
found 1 day ago
Select British Airways flight, departing Fri, 3 Apr from London to Knock, returning Mon, 6 Apr, priced at HK$8,150 found 1 day ago
British Airways
Fri, 10 Apr - Sun, 12 Apr
CPH
Copenhagen
NOC
Knock
HK$19,655 Return, found 1 day ago
HK$19,655
Return
found 1 day ago
Select British Airways flight, departing Fri, 10 Apr from Copenhagen to Knock, returning Sun, 12 Apr, priced at HK$19,655 found 1 day ago

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$2,362 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$1,485 in the last seven days. During this period, the price of a round-trip journey to County Mayo varied between HK$2,362 and HK$19,655. 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$2,362 and HK$19,655. 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.
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