$275 Cheap Flights from Lisbon (LIS) to Knock (NOC)

View $275 flight on Mon, Sep 29, 2025Opens in a new window

Popular airlines from Humberto Delgado Airport (LIS) to Knock (NOC-Ireland West)

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Cheap Flights from Lisbon to Knock (LIS-NOC)

Prices were available within the past 7 days and start at $275 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from Lisbon (LIS) to Knock (NOC)
Origin airport
Humberto Delgado
Destination airport
Ireland West
Distance
1046 mi

Lisbon to Knock Flights

The cheapest times to fly from Lisbon to Knock

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Lisbon to Knock are during the month of . You can find some of the cheapest flights from Lisbon to Knock with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Lisbon to Knock

Sunday is one of the best days to book for cheap flights from Lisbon to Knock: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Lisbon to Knock

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Lisbon to Knock in 2025. You can also book with separate airlines for your outbound and return journeys, from $275 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Lisbon to Knock flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Lisbon to Knock airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Humberto Delgado Airport (LIS) to Ireland West Airport (NOC) cost?
Discover the latest flight deals from LIS to NOC by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from LIS to NOC?
The cheapest flights from LIS to NOC are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from LIS to NOC?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from LIS to NOC. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Humberto Delgado Airport (LIS) to Ireland West Airport (NOC)?
There are no daily nonstop flights departing from Humberto Delgado Airport (LIS) to Ireland West Airport (NOC). But you can choose flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way in no time.
What day of the week has the most flights from LIS to NOC?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can change depending on a range of factors, such as the carrier and season.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Humberto Delgado Airport (LIS) to Ireland West Airport (NOC)?
To avoid potential delays on the Humberto Delgado Airport (LIS) to Ireland West Airport (NOC) route, travel before 3 PM. Departures after this hour have a 22% higher chance of being canceled.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Humberto Delgado Airport (LIS) to Ireland West Airport (NOC) last-minute?
Waiting until just before your trip to book your flight from LIS to NOC often results in higher prices. While you might find some last-minute offers, they're not always guaranteed. Keep your travel plans flexible to maximize your chances of getting a bargain.
Is it cheaper to book a LIS to NOC flight and hotel package?
Compared with arranging hotels and flights separately, booking a LIS to NOC flight and hotel package with Expedia could result in significant savings. Better yet, having everything in one place will take the stress out of travel planning. Simply pick your flights and select from our wide range of hotels, then personalize your trip with other add-ons like car rentals and activities.
Can I cancel or change the date of my flight from Humberto Delgado Airport (LIS) to Ireland West Airport (NOC)?
Usually, it's possible to cancel or reschedule your LIS to NOC flight. However, if the booking was made more than 24 hours ago, additional fees may apply. Refer to your airline's policies in your itinerary to see what changes are allowed and whether any costs are involved. You'll also find further details on our Customer Service portal.

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*Available to One Key members.