$538 Cheap Flights from San Juan (SJU) to Knock (NOC)

View $538 flight on Sat, Sep 6, 2025Opens in a new window

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Knock (NOC-Ireland West)

Cheap Flights from San Juan to Knock (SJU-NOC)

Prices were available within the past 7 days and start at $538 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Flights from San Juan (SJU) to Knock (NOC)
Origin airport
Luis Munoz Marin Intl.
Destination airport
Ireland West
Distance
3872 mi

San Juan to Knock Flights

The cheapest times to fly from San Juan 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 San Juan to Knock are during the month of . You can find some of the cheapest flights from San Juan to Knock with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Juan to Knock

Sunday is one of the best days to book for cheap flights from San Juan 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 San Juan 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 San Juan to Knock in 2025. You can also book with separate airlines for your outbound and return journeys, from $538 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 San Juan 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 San Juan 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 Luis Munoz Marin Intl. Airport (SJU) to Ireland West Airport (NOC) cost?
Snag a cheap one-way flight from $538 or cheap return flight from Luis Munoz Marin Intl. Airport (SJU) to Ireland West Airport (NOC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Luis Munoz Marin Intl. Airport (SJU) to Ireland West Airport (NOC)?
is the cheapest month to fly from SJU to NOC. Traveling during an off-peak travel window is often the key to better flight prices.
What is the cheapest airline that flies from Luis Munoz Marin Intl. Airport (SJU) to Ireland West Airport (NOC)?
To find the cheapest airline flying from SJU to NOC, use Expedia's filter tool. Tailor your search based on what matters most to you, such as preferred carriers and number of stops. You can then sort your results by "Price (lowest to highest)" to list the most affordable options first.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Ireland West Airport (NOC)?
There are no daily direct flights departing from Luis Munoz Marin Intl. Airport (SJU) to Ireland West Airport (NOC). But you can choose flights with layovers. Filter your search results on Expedia to include one or more stops, and you'll be soaring above the clouds in no time.
What day of the week has the most flights from SJU to NOC?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Luis Munoz Marin Intl. Airport (SJU) to Ireland West Airport (NOC)?
Select a flight from Luis Munoz Marin Intl. Airport (SJU) to Ireland West Airport (NOC) that leaves before 3 PM to reduce the risk of cancellations. Departures after this time have a 22% higher chance of being canceled, on average.**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 Luis Munoz Marin Intl. Airport (SJU) to Ireland West Airport (NOC) last-minute?
Booking your plane ticket from SJU to NOC shortly before your getaway is generally more expensive. But if you're flexible with your travel dates and times, you could land a cheap last-minute fare.
Is it cheaper to book a SJU to NOC flight and hotel package?
Opting for a SJU to NOC flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our impressive range of stays and then add car rentals, flights and activities to your booking. Bundle it all together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to Ireland West Airport (NOC)?
If you booked your SJU to NOC flight in the last 24 hours, you may be able to modify or cancel it at no cost. Depending on the airline and the type of fare you purchased, additional charges may apply for changes beyond that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal for further details.

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*Available to One Key members.