A canal with a stone wall, a church with a circular window, and parked cars along the side.

Cheap Flights to County Mayo | Popular Routes to County Mayo from HK$1,193

View HK$1,193 flight on Sat, 7 Nov 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$1,193 for one-way flights and HK$2,175 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Aer Lingus
Sat, 7 Nov - Sun, 8 Nov
LHR
London
NOC
Knock
HK$2,175 Return, found 1 day ago
HK$2,175
Return
found 1 day ago
Select Aer Lingus flight, departing Sat, 7 Nov from London to Knock, returning Sun, 8 Nov, priced at HK$2,175 found 1 day ago
British Airways
Sat, 7 Nov - Sun, 8 Nov
LHR
London
NOC
Knock
HK$2,225 Return, found 1 day ago
HK$2,225
Return
found 1 day ago
Select British Airways flight, departing Sat, 7 Nov from London to Knock, returning Sun, 8 Nov, priced at HK$2,225 found 1 day ago
Aer Lingus
Sat, 7 Nov - Sun, 8 Nov
LHR
London
NOC
Knock
HK$2,273 Return, found 1 day ago
HK$2,273
Return
found 1 day ago
Select Aer Lingus flight, departing Sat, 7 Nov from London to Knock, returning Sun, 8 Nov, priced at HK$2,273 found 1 day ago
Aer Lingus
Sat, 7 Nov - Sun, 8 Nov
LHR
London
NOC
Knock
HK$2,297 Return, found 1 day ago
HK$2,297
Return
found 1 day ago
Select Aer Lingus flight, departing Sat, 7 Nov from London to Knock, returning Sun, 8 Nov, priced at HK$2,297 found 1 day ago
British Airways
Sat, 7 Nov - Sun, 8 Nov
LHR
London
NOC
Knock
HK$2,449 Return, found 1 day ago
HK$2,449
Return
found 1 day ago
Select British Airways flight, departing Sat, 7 Nov from London to Knock, returning Sun, 8 Nov, priced at HK$2,449 found 1 day ago
British Airways
Sat, 7 Nov - Sun, 8 Nov
LHR
London
NOC
Knock
HK$2,579 Return, found 1 day ago
HK$2,579
Return
found 1 day ago
Select British Airways flight, departing Sat, 7 Nov from London to Knock, returning Sun, 8 Nov, priced at HK$2,579 found 1 day ago
Aer Lingus
Fri, 7 Aug - Sun, 9 Aug
LHR
London
NOC
Knock
HK$2,736 Return, found 10 hours ago
HK$2,736
Return
found 10 hours ago
Select Aer Lingus flight, departing Fri, 7 Aug from London to Knock, returning Sun, 9 Aug, priced at HK$2,736 found 10 hours ago
Aer Lingus
Fri, 7 Aug - Sun, 9 Aug
LHR
London
NOC
Knock
HK$2,790 Return, found 10 hours ago
HK$2,790
Return
found 10 hours ago
Select Aer Lingus flight, departing Fri, 7 Aug from London to Knock, returning Sun, 9 Aug, priced at HK$2,790 found 10 hours ago
Aer Lingus
Fri, 7 Aug - Sun, 9 Aug
LHR
London
NOC
Knock
HK$2,796 Return, found 10 hours ago
HK$2,796
Return
found 10 hours ago
Select Aer Lingus flight, departing Fri, 7 Aug from London to Knock, returning Sun, 9 Aug, priced at HK$2,796 found 10 hours ago
British Airways
Fri, 7 Aug - Sun, 9 Aug
LHR
London
NOC
Knock
HK$2,826 Return, found 10 hours ago
HK$2,826
Return
found 10 hours ago
Select British Airways flight, departing Fri, 7 Aug from London to Knock, returning Sun, 9 Aug, priced at HK$2,826 found 10 hours ago
British Airways
Fri, 7 Aug - Sun, 9 Aug
LHR
London
NOC
Knock
HK$3,021 Return, found 10 hours ago
HK$3,021
Return
found 10 hours ago
Select British Airways flight, departing Fri, 7 Aug from London to Knock, returning Sun, 9 Aug, priced at HK$3,021 found 10 hours ago
British Airways
Fri, 7 Aug - Sun, 9 Aug
LHR
London
NOC
Knock
HK$3,320 Return, found 10 hours ago
HK$3,320
Return
found 10 hours ago
Select British Airways flight, departing Fri, 7 Aug from London to Knock, returning Sun, 9 Aug, priced at HK$3,320 found 10 hours ago
Aer Lingus
Sat, 7 Nov - Sun, 8 Nov
LHR
London
NOC
Knock
HK$5,113 Return, found 1 day ago
HK$5,113
Return
found 1 day ago
Select Aer Lingus flight, departing Sat, 7 Nov from London to Knock, returning Sun, 8 Nov, priced at HK$5,113 found 1 day ago
Aer Lingus
Fri, 7 Aug - Sun, 9 Aug
LHR
London
NOC
Knock
HK$5,185 Return, found 10 hours ago
HK$5,185
Return
found 10 hours ago
Select Aer Lingus flight, departing Fri, 7 Aug from London to Knock, returning Sun, 9 Aug, priced at HK$5,185 found 10 hours ago

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$2,175 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$1,193 in the last seven days. During this period, the price of a round-trip journey to County Mayo varied between HK$2,175 and HK$5,185. 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$2,175 and HK$5,185. 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

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About County Mayo
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