Cheap flights to County Mayo

View €17 flight on Wed, 4 Mar 2026Opens in a new window

Popular airlines to County Mayo

  • British Airways

  • Ryanair

  • Aer Lingus

  • Qatar Airways

  • Be in the know

    Get alerts if flight prices drop or rise*

  • Book smarter

    Save up to 15% on select hotels after you book a flight*

  • Earn twice

    Earn your airline miles on top of our rewards
    Sign in

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
Sat, 7 Mar - Mon, 9 Mar
LPL
Liverpool
NOC
Knock
€34 Return, found 1 hour ago
€34
Return
found 1 hour ago
Select Ryanair flight, departing Sat, 7 Mar from Liverpool to Knock, returning Mon, 9 Mar, priced at €34 found 1 hour ago
Ryanair
Fri, 27 Mar - Sun, 29 Mar
STN
London
NOC
Knock
€34 Return, found 4 hours ago
€34
Return
found 4 hours ago
Select Ryanair flight, departing Fri, 27 Mar from London to Knock, returning Sun, 29 Mar, priced at €34 found 4 hours ago
Ryanair
Wed, 29 Apr - Wed, 6 May
EDI
Edinburgh
NOC
Knock
€34 Return, found 1 hour ago
€34
Return
found 1 hour ago
Select Ryanair flight, departing Wed, 29 Apr from Edinburgh to Knock, returning Wed, 6 May, priced at €34 found 1 hour ago
Ryanair
Thu, 5 Mar - Mon, 9 Mar
LTN
London
NOC
Knock
€34 Return, found 1 hour ago
€34
Return
found 1 hour ago
Select Ryanair flight, departing Thu, 5 Mar from London to Knock, returning Mon, 9 Mar, priced at €34 found 1 hour ago
Ryanair
Fri, 13 Mar - Mon, 16 Mar
EMA
East Midlands
NOC
Knock
€34 Return, found 1 day ago
€34
Return
found 1 day ago
Select Ryanair flight, departing Fri, 13 Mar from East Midlands to Knock, returning Mon, 16 Mar, priced at €34 found 1 day ago
Ryanair
Tue, 24 Mar - Sun, 29 Mar
MAN
Manchester
NOC
Knock
€34 Return, found 5 days ago
€34
Return
found 5 days ago
Select Ryanair flight, departing Tue, 24 Mar from Manchester to Knock, returning Sun, 29 Mar, priced at €34 found 5 days ago
Aer Lingus
Mon, 9 Mar - Thu, 12 Mar
LHR
London
NOC
Knock
€113 Return, found 2 days ago
€113
Return
found 2 days ago
Select Aer Lingus flight, departing Mon, 9 Mar from London to Knock, returning Thu, 12 Mar, priced at €113 found 2 days ago
British Airways
Mon, 23 Feb - Mon, 2 Mar
LHR
London
NOC
Knock
€257 Return, found 1 hour ago
€257
Return
found 1 hour ago
Select British Airways flight, departing Mon, 23 Feb from London to Knock, returning Mon, 2 Mar, priced at €257 found 1 hour ago
KLM
Sat, 9 May - Fri, 10 Jul
CAI
Cairo
NOC
Knock
€669 Return, found 1 hour ago
€669
Return
found 1 hour ago
Select KLM flight, departing Sat, 9 May from Cairo to Knock, returning Fri, 10 Jul, priced at €669 found 1 hour ago
Qatar Airways
Sat, 9 May - Fri, 10 Jul
CAI
Cairo
NOC
Knock
€1,173 Return, found 1 hour ago
€1,173
Return
found 1 hour ago
Select Qatar Airways flight, departing Sat, 9 May from Cairo to Knock, returning Fri, 10 Jul, priced at €1,173 found 1 hour 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 €1,173. 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 €1,173. 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

Explore a world of travel with Expedia

*Available to Expedia members.