$486 Cheap Flights from Philadelphia (PHL) to Cluj-Napoca (CLJ)

View $486 flight on Tue, Sep 2, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Cluj-Napoca (CLJ)

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Cheap Flights from Philadelphia to Cluj-Napoca (PHL-CLJ)

Prices were available within the past 7 days and start at $486 for one-way flights and $606 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sun, Dec 28 - Thu, Jan 15
PHL
Philadelphia
CLJ
Cluj-Napoca
$606 Roundtrip, found 6 days ago
$606
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sun, Dec 28 from Philadelphia to Cluj-Napoca, returning Thu, Jan 15, priced at $606 found 6 days ago
Air Canada
Wed, Dec 31 - Thu, Jan 15
PHL
Philadelphia
CLJ
Cluj-Napoca
$607 Roundtrip, found 6 days ago
$607
Roundtrip
found 6 days ago
Select Air Canada flight, departing Wed, Dec 31 from Philadelphia to Cluj-Napoca, returning Thu, Jan 15, priced at $607 found 6 days ago
Air Canada
Sun, Nov 2 - Wed, Nov 19
PHL
Philadelphia
CLJ
Cluj-Napoca
$609 Roundtrip, found 6 days ago
$609
Roundtrip
found 6 days ago
Select Air Canada flight, departing Sun, Nov 2 from Philadelphia to Cluj-Napoca, returning Wed, Nov 19, priced at $609 found 6 days ago
United
Tue, Dec 30 - Thu, Jan 15
PHL
Philadelphia
CLJ
Cluj-Napoca
$610 Roundtrip, found 6 days ago
$610
Roundtrip
found 6 days ago
Select United flight, departing Tue, Dec 30 from Philadelphia to Cluj-Napoca, returning Thu, Jan 15, priced at $610 found 6 days ago
United
Tue, Jan 6 - Thu, Jan 22
PHL
Philadelphia
CLJ
Cluj-Napoca
$611 Roundtrip, found 6 days ago
$611
Roundtrip
found 6 days ago
Select United flight, departing Tue, Jan 6 from Philadelphia to Cluj-Napoca, returning Thu, Jan 22, priced at $611 found 6 days ago
United
Tue, Dec 2 - Thu, Dec 18
PHL
Philadelphia
CLJ
Cluj-Napoca
$612 Roundtrip, found 6 days ago
$612
Roundtrip
found 6 days ago
Select United flight, departing Tue, Dec 2 from Philadelphia to Cluj-Napoca, returning Thu, Dec 18, priced at $612 found 6 days ago
United
Wed, Nov 5 - Wed, Nov 19
PHL
Philadelphia
CLJ
Cluj-Napoca
$613 Roundtrip, found 6 days ago
$613
Roundtrip
found 6 days ago
Select United flight, departing Wed, Nov 5 from Philadelphia to Cluj-Napoca, returning Wed, Nov 19, priced at $613 found 6 days ago
United
Tue, Dec 30 - Wed, Jan 14
PHL
Philadelphia
CLJ
Cluj-Napoca
$615 Roundtrip, found 6 days ago
$615
Roundtrip
found 6 days ago
Select United flight, departing Tue, Dec 30 from Philadelphia to Cluj-Napoca, returning Wed, Jan 14, priced at $615 found 6 days ago
Lufthansa
Sat, Dec 6 - Tue, Dec 23
PHL
Philadelphia
CLJ
Cluj-Napoca
$714 Roundtrip, found 6 days ago
$714
Roundtrip
found 6 days ago
Select Lufthansa flight, departing Sat, Dec 6 from Philadelphia to Cluj-Napoca, returning Tue, Dec 23, priced at $714 found 6 days ago
Swiss International Air Lines
Mon, Aug 18 - Sun, Aug 24
PHL
Philadelphia
CLJ
Cluj-Napoca
$1,254 Roundtrip, found 14 hours ago
$1,254
Roundtrip
found 14 hours ago
Select Swiss International Air Lines flight, departing Mon, Aug 18 from Philadelphia to Cluj-Napoca, returning Sun, Aug 24, priced at $1,254 found 14 hours ago
Flights from Philadelphia (PHL) to Cluj-Napoca (CLJ)
Origin airport
Philadelphia Intl.
Destination airport
Cluj-Napoca
Airlines serving
Lufthansa, Swiss International Air Lines
Roundtrip price
$605
Distance
4650 mi

Philadelphia to Cluj-Napoca Flights

The cheapest times to fly from Philadelphia 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 Philadelphia to Cluj-Napoca are during the month of December. You can find some of the cheapest flights from Philadelphia to Cluj-Napoca with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Cluj-Napoca

Sunday is one of the best days to book for cheap flights from Philadelphia 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 Philadelphia 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 Philadelphia to Cluj-Napoca in 2025. You can also book with separate airlines for your outbound and return journeys, from $486 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 Philadelphia 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 Philadelphia 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.

 

Frequently asked questions

How much does a flight from Philadelphia Intl. Airport (PHL) to Cluj-Napoca Airport (CLJ) cost?
Lock in a cheap one-way flight from $486 or cheap return flight from $606 from Philadelphia Intl. Airport (PHL) to Cluj-Napoca Airport (CLJ) 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 Philadelphia Intl. Airport (PHL) to Cluj-Napoca Airport (CLJ)?
December is the cheapest month to fly from PHL to CLJ. Traveling outside of peak seasons is often the key to scoring lower fares.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Cluj-Napoca Airport (CLJ)?
Expedia's filter tool lets you easily compare different airlines, departure times and fares all in one place. Select your preferences, then sort by "Price (lowest to highest)" to find the carrier with the cheapest PHL to CLJ flight.
How many flights per day from Philadelphia Intl. Airport (PHL) to Cluj-Napoca Airport (CLJ)?
Nonstop flights from Philadelphia Intl. Airport (PHL) to Cluj-Napoca Airport (CLJ) aren't available daily, so you'll need to take a flight with a layover. Explore your options with Expedia's filters. Enter your dates and select either "1 Stop" or "2+ Stops."
What day of the week has the most flights from PHL to CLJ?
Friday is generally the busiest day for flights, while Tuesday is often the quietest.* Remember that flight schedules can vary based on various factors, including the season 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 Philadelphia Intl. Airport (PHL) to Cluj-Napoca Airport (CLJ)?
To land at Cluj-Napoca Airport (CLJ) without delays, pick a flight that leaves from Philadelphia Intl. Airport (PHL) before 3 PM. The likelihood of cancellations is 22% higher, on average, for departures after this time.**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 Philadelphia Intl. Airport (PHL) to Cluj-Napoca Airport (CLJ) last-minute?
Last-minute fares from PHL to CLJ are typically more expensive. To lock in the lowest rates, start searching for flights as early as possible. That being said, if your travel plans are flexible, you may land a cheap fare right before you leave.
Is it cheaper to book a PHL to CLJ flight and hotel package?
Securing a PHL to CLJ flight and hotel package is typically cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your trip in one place. Pick from our extensive range of accommodations and then add activities, car rentals and flights to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Cluj-Napoca Airport (CLJ)?
If you booked your PHL to CLJ flight within the last 24 hours, you may be able to cancel or modify it at no cost. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes beyond this timeframe. Airline policies and contact information can be found in your itinerary or confirmation email. Or, visit our Customer Service portal if you want more information.

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*Available to One Key members.