$893 Cheap Flights from San Juan (SJU) to Cluj-Napoca (CLJ)

View $893 flight on Mon, Jun 1, 2026Opens in a new window

Popular airlines from Luis Munoz Marin Intl. Airport (SJU) to Cluj-Napoca (CLJ)

Cheap Flights from San Juan to Cluj-Napoca (SJU-CLJ)

Prices were available within the past 7 days and start at $893 for one-way flights and for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Frequently asked questions

How much does a flight from Luis Munoz Marin Intl. Airport (SJU) to Cluj-Napoca Airport (CLJ) cost?
Snag a cheap one-way flight from $893 or cheap return flight from Luis Munoz Marin Intl. Airport (SJU) to Cluj-Napoca Airport (CLJ) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to see our cheapest flight offers on this route.
What is the cheapest month to fly from Luis Munoz Marin Intl. Airport (SJU) to Cluj-Napoca Airport (CLJ)?
Planning your getaway for may help you find better deals, as it's the cheapest month for flights between SJU and CLJ. You'll usually find the lowest fares during off-peak months.
What is the cheapest airline that flies from Luis Munoz Marin Intl. Airport (SJU) to Cluj-Napoca Airport (CLJ)?
To find the cheapest airline flying from SJU to CLJ, use Expedia's filter tool. Tailor your search based on what's important to you, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to discover the cheapest flight right away.
How many flights per day from Luis Munoz Marin Intl. Airport (SJU) to Cluj-Napoca Airport (CLJ)?
There are no daily direct flights departing from Luis Munoz Marin Intl. Airport (SJU) to Cluj-Napoca Airport (CLJ). But you can book flights with layovers. Filter your search on Expedia to include one or more stops, and you'll be on your way before you know it.
What day of the week has the most flights from SJU to CLJ?
Friday is usually the busiest day for flights, while Tuesday tends to be the quietest.* Just remember that flight schedules can vary based on a range of factors, such as the time of year and airline.*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 Cluj-Napoca Airport (CLJ)?
To arrive at Cluj-Napoca Airport (CLJ) on time, choose a flight that leaves Luis Munoz Marin Intl. Airport (SJU) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this hour.**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 Cluj-Napoca Airport (CLJ) last-minute?
Last-minute bookings from SJU to CLJ are usually more expensive. To lock in the lowest rates, start looking for flights well in advance. That being said, if you're flexible with your travel plans, you may land a cheap ticket right before your trip.
Is it cheaper to book a SJU to CLJ flight and hotel package?
Compared with arranging hotels and flights separately, booking a SJU to CLJ flight and hotel package with Expedia could lead to significant savings. Better still, having everything in one place takes the hassle out of planning your trip. Simply secure your flights and choose from our wide range of stays, then customize your trip with extras like car rentals and activities.
Can I cancel or change the date of my flight from Luis Munoz Marin Intl. Airport (SJU) to Cluj-Napoca Airport (CLJ)?
In most cases, you can reschedule or cancel your SJU to CLJ flight. However, additional fees may apply, especially if you booked over 24 hours ago. Double-check your itinerary for the airline's fees and guidelines on flight changes, or if you want more details, go to our Customer Service portal.

Travel information

Origin airport
Luis Munoz Marin Intl.
Destination airport
Cluj-Napoca
Distance
5283 mi

Book with confidence

San Juan to Cluj-Napoca Flights

The cheapest times to fly from San Juan to Cluj-Napoca

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 Cluj-Napoca are during the month of . You can find some of the cheapest flights from San Juan to Cluj-Napoca with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from San Juan to Cluj-Napoca

Sunday is one of the best days to book for cheap flights from San Juan to Cluj-Napoca: 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 Cluj-Napoca

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 Cluj-Napoca in 2025. You can also book with separate airlines for your outbound and return journeys, from $893 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 Cluj-Napoca 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 Cluj-Napoca 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 Juan to Cluj-Napoca Flights

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*Available to One Key members.