$515 Cheap Flights from San Diego (SAN) to Knock (NOC)

View $515 flight on Thu, Dec 4, 2025Opens in a new window

Popular airlines from San Diego Intl. Airport (SAN) to Knock (NOC-Ireland West)

Cheap Flights from San Diego to Knock (SAN-NOC)

Prices were available within the past 7 days and start at $515 for one-way flights and $1,041 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, May 23 - Mon, Jun 1
SAN
San Diego
NOC
Knock
$1,041 Roundtrip, found 6 days ago
$1,041
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, May 23 from San Diego to Knock, returning Mon, Jun 1, priced at $1,041 found 6 days ago
Air Canada
Sat, May 23 - Mon, Jun 1
SAN
San Diego
NOC
Knock
$1,041 Roundtrip, found 6 days ago
$1,041
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, May 23 from San Diego to Knock, returning Mon, Jun 1, priced at $1,041 found 6 days ago
Air Canada
Sat, May 23 - Mon, Jun 1
SAN
San Diego
NOC
Knock
$1,047 Roundtrip, found 6 days ago
$1,047
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sat, May 23 from San Diego to Knock, returning Mon, Jun 1, priced at $1,047 found 6 days ago

Frequently asked questions

How much does a flight from San Diego Intl. Airport (SAN) to Ireland West Airport (NOC) cost?
Get a cheap one-way flight from $515 or cheap return flight from $1,041 from San Diego Intl. Airport (SAN) to Ireland West Airport (NOC) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight deals on this route.
What is the cheapest month to fly from San Diego Intl. Airport (SAN) to Ireland West Airport (NOC)?
Flying in May may help you find better deals, as it's the cheapest month for flights between SAN and NOC. You'll typically find the lowest prices during off-peak months.
What is the cheapest airline that flies from San Diego Intl. Airport (SAN) to Ireland West Airport (NOC)?
Use the filters on Expedia to compare different airlines and find the cheapest carrier that'll fly you from SAN to NOC. Then, sort your results by "Price (lowest to highest)" to score a great deal.
How many flights per day from San Diego Intl. Airport (SAN) to Ireland West Airport (NOC)?
There are no daily nonstop flights departing from San Diego Intl. Airport (SAN) to Ireland West Airport (NOC). But you can choose flights with layovers. Filter your search results on Expedia to include one or two stops, and you'll be cruising above the clouds in no time at all.
What day of the week has the most flights from SAN to NOC?
Usually you'll find the most flight options available on a Friday. Tuesdays tend to be the quietest.* But this can change based on the airline, time of year and other factors.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from San Diego Intl. Airport (SAN) to Ireland West Airport (NOC)?
To avoid possible delays on the San Diego Intl. Airport (SAN) to Ireland West Airport (NOC) route, travel before 3 PM. Later flights have a 22% higher chance of cancellation.**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 San Diego Intl. Airport (SAN) to Ireland West Airport (NOC) last-minute?
Last-minute bookings from SAN to NOC are generally more expensive. To secure the cheapest rates, start looking for flights as early as possible. That being said, if your travel plans are flexible, it's possible to land a cheap ticket right before your trip.
Is it cheaper to book a SAN to NOC flight and hotel package?
You'll typically save money by booking a SAN to NOC flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your preferred flights and accommodations, consider adding extras like activities, tours and car rentals.
Can I cancel or change the date of my flight from San Diego Intl. Airport (SAN) to Ireland West Airport (NOC)?
Generally, it's possible to cancel or reschedule your SAN to NOC flight. However, if it's been more than 24 hours since booking, additional charges may apply. Check your airline's policies in your itinerary to see what changes are possible and whether any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
San Diego Intl.
Destination airport
Ireland West
Roundtrip price
$1,040
Distance
5091 mi

Book with confidence

San Diego to Knock Flights

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

 

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

Sunday is one of the best days to book for cheap flights from San Diego 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 Diego 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 Diego to Knock in 2025. You can also book with separate airlines for your outbound and return journeys, from $515 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 Diego 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 Diego 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.

 

San Diego to Knock Flights

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*Available to One Key members.