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

Cheap flights to County Mayo

View €17 flight on Thu, 9 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 €17 for one-way flights and €34 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Ryanair
Tue, 28 Jul - Wed, 29 Jul
STN
London
NOC
Knock
€34 Return, found 1 day ago
€34
Return
found 1 day ago
Select Ryanair flight, departing Tue, 28 Jul from London to Knock, returning Wed, 29 Jul, priced at €34 found 1 day ago
Ryanair
Tue, 7 Jul - Tue, 25 Aug
MAN
Manchester
NOC
Knock
€34 Return, found 4 days ago
€34
Return
found 4 days ago
Select Ryanair flight, departing Tue, 7 Jul from Manchester to Knock, returning Tue, 25 Aug, priced at €34 found 4 days ago
Ryanair
Thu, 20 Aug - Mon, 24 Aug
LPL
Liverpool
NOC
Knock
€34 Return, found 11 hours ago
€34
Return
found 11 hours ago
Select Ryanair flight, departing Thu, 20 Aug from Liverpool to Knock, returning Mon, 24 Aug, priced at €34 found 11 hours ago
Ryanair
Tue, 21 Jul - Wed, 22 Jul
LTN
London
NOC
Knock
€34 Return, found 5 days ago
€34
Return
found 5 days ago
Select Ryanair flight, departing Tue, 21 Jul from London to Knock, returning Wed, 22 Jul, priced at €34 found 5 days ago
Ryanair
Thu, 9 Jul - Sat, 11 Jul
EMA
East Midlands
NOC
Knock
€34 Return, found 20 hours ago
€34
Return
found 20 hours ago
Select Ryanair flight, departing Thu, 9 Jul from East Midlands to Knock, returning Sat, 11 Jul, priced at €34 found 20 hours ago
Ryanair
Thu, 30 Jul - Wed, 5 Aug
LPL
Liverpool
NOC
Knock
€35 Return, found 4 days ago
€35
Return
found 4 days ago
Select Ryanair flight, departing Thu, 30 Jul from Liverpool to Knock, returning Wed, 5 Aug, priced at €35 found 4 days ago
Aer Lingus
Fri, 18 Sept - Sun, 20 Sept
LHR
London
NOC
Knock
€99 Return, found 1 hour ago
€99
Return
found 1 hour ago
Select Aer Lingus flight, departing Fri, 18 Sept from London to Knock, returning Sun, 20 Sept, priced at €99 found 1 hour ago
British Airways
Fri, 18 Sept - Sun, 20 Sept
LHR
London
NOC
Knock
€261 Return, found 1 hour ago
€261
Return
found 1 hour ago
Select British Airways flight, departing Fri, 18 Sept from London to Knock, returning Sun, 20 Sept, priced at €261 found 1 hour ago
United
Mon, 10 Aug - Tue, 18 Aug
BOS
Boston
NOC
Knock
€777 Return, found 1 hour ago
€777
Return
found 1 hour ago
Select United flight, departing Mon, 10 Aug from Boston to Knock, returning Tue, 18 Aug, priced at €777 found 1 hour ago
Iberia
Mon, 28 Sept - Mon, 5 Oct
TFN
Tenerife
NOC
Knock
€836 Return, found 11 hours ago
€836
Return
found 11 hours ago
Select Iberia flight, departing Mon, 28 Sept from Tenerife to Knock, returning Mon, 5 Oct, priced at €836 found 11 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, €34 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 Liverpool (LPL) sold for as low as €17 in the last seven days. During this period, the price of a round-trip journey to County Mayo varied between €34 and €836. If you spot a deal, grab it quickly — these fares don't hang around.
How much is a plane ticket to County Mayo?
In the last seven days, seats to County Mayo cost between €34 and €836. 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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About County Mayo

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About County Mayo

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