$460 Cheap Flights from Philadelphia (PHL) to Kosice (KSC)

View $460 flight on Sat, Sep 6, 2025Opens in a new window

Popular airlines from Philadelphia Intl. Airport (PHL) to Kosice (KSC-Barca)

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Cheap Flights from Philadelphia to Kosice (PHL-KSC)

Prices were available within the past 7 days and start at $460 for one-way flights and $636 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Air Canada
Sat, Oct 18 - Tue, Nov 4
PHL
Philadelphia
KSC
Kosice
$636 Roundtrip, found 5 days ago
$636
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sat, Oct 18 from Philadelphia to Kosice, returning Tue, Nov 4, priced at $636 found 5 days ago
Air Canada
Sat, Oct 18 - Tue, Nov 4
PHL
Philadelphia
KSC
Kosice
$645 Roundtrip, found 5 days ago
$645
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sat, Oct 18 from Philadelphia to Kosice, returning Tue, Nov 4, priced at $645 found 5 days ago
Air Canada
Sat, Oct 18 - Tue, Nov 4
PHL
Philadelphia
KSC
Kosice
$664 Roundtrip, found 5 days ago
$664
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sat, Oct 18 from Philadelphia to Kosice, returning Tue, Nov 4, priced at $664 found 5 days ago
Lufthansa
Sat, Oct 18 - Tue, Nov 4
PHL
Philadelphia
KSC
Kosice
$670 Roundtrip, found 5 days ago
$670
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sat, Oct 18 from Philadelphia to Kosice, returning Tue, Nov 4, priced at $670 found 5 days ago
Air Canada
Sat, Oct 18 - Tue, Nov 4
PHL
Philadelphia
KSC
Kosice
$688 Roundtrip, found 5 days ago
$688
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sat, Oct 18 from Philadelphia to Kosice, returning Tue, Nov 4, priced at $688 found 5 days ago
Lufthansa
Sat, Oct 18 - Tue, Nov 4
PHL
Philadelphia
KSC
Kosice
$689 Roundtrip, found 5 days ago
$689
Roundtrip
found 5 days ago
Select Lufthansa flight, departing Sat, Oct 18 from Philadelphia to Kosice, returning Tue, Nov 4, priced at $689 found 5 days ago
United
Tue, Oct 21 - Thu, Oct 30
PHL
Philadelphia
KSC
Kosice
$711 Roundtrip, found 4 days ago
$711
Roundtrip
found 4 days ago
Select United flight, departing Tue, Oct 21 from Philadelphia to Kosice, returning Thu, Oct 30, priced at $711 found 4 days ago
United
Tue, Oct 21 - Mon, Oct 27
PHL
Philadelphia
KSC
Kosice
$711 Roundtrip, found 4 days ago
$711
Roundtrip
found 4 days ago
Select United flight, departing Tue, Oct 21 from Philadelphia to Kosice, returning Mon, Oct 27, priced at $711 found 4 days ago
Air Canada
Sat, Oct 18 - Tue, Nov 4
PHL
Philadelphia
KSC
Kosice
$714 Roundtrip, found 5 days ago
$714
Roundtrip
found 5 days ago
Select Air Canada flight, departing Sat, Oct 18 from Philadelphia to Kosice, returning Tue, Nov 4, priced at $714 found 5 days ago
Austrian Airlines
Tue, Dec 23 - Sat, Jan 10
PHL
Philadelphia
KSC
Kosice
$1,032 Roundtrip, found 2 days ago
$1,032
Roundtrip
found 2 days ago
Select Austrian Airlines flight, departing Tue, Dec 23 from Philadelphia to Kosice, returning Sat, Jan 10, priced at $1,032 found 2 days ago
Flights from Philadelphia (PHL) to Kosice (KSC)
Origin airport
Philadelphia Intl.
Destination airport
Barca
Airlines serving
Austrian Airlines, Lufthansa
Roundtrip price
$636
Distance
4483 mi

Philadelphia to Kosice Flights

The cheapest times to fly from Philadelphia to Kosice

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 Kosice are during the month of October. You can find some of the cheapest flights from Philadelphia to Kosice with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Philadelphia to Kosice

Sunday is one of the best days to book for cheap flights from Philadelphia to Kosice: 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 Kosice

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 Kosice in 2025. You can also book with separate airlines for your outbound and return journeys, from $460 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 Kosice 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 Kosice 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 Barca Airport (KSC) cost?
Grab a cheap one-way flight from $460 or cheap return flight from $636 from Philadelphia Intl. Airport (PHL) to Barca Airport (KSC) 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 Barca Airport (KSC)?
The cheapest month to fly from PHL to KSC is October, when demand is low. Off-peak months are typically when airlines offer better prices between these airports.
What is the cheapest airline that flies from Philadelphia Intl. Airport (PHL) to Barca Airport (KSC)?
Use the filters on Expedia to compare different airlines and find the most affordable carrier that'll take you from PHL to KSC. Then, sort your results by "Price (lowest to highest)" to score the best deal available.
How many flights per day from Philadelphia Intl. Airport (PHL) to Barca Airport (KSC)?
You'll need to take a flight with a layover if you're traveling from Philadelphia Intl. Airport (PHL) to Barca Airport (KSC). There are no daily direct flights on this route. However, simply filter your search to include one or two stops to discover an option that works for you.
What day of the week has the most flights from PHL to KSC?
Typically you'll find the largest variety of flight choices on a Friday. Tuesdays are often the quietest.* But this can vary based on the season, carrier 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 Philadelphia Intl. Airport (PHL) to Barca Airport (KSC)?
To avoid possible delays on the Philadelphia Intl. Airport (PHL) to Barca Airport (KSC) route, travel before 3 PM. Flights after this time 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 Philadelphia Intl. Airport (PHL) to Barca Airport (KSC) last-minute?
Waiting until just before your departure to book your flight from PHL to KSC often results in higher prices. While it's possible to find some last-minute discounts, they're not always guaranteed. Keep your travel schedule open for the best chance of landing a bargain.
Is it cheaper to book a PHL to KSC flight and hotel package?
You can save money by booking a PHL to KSC flight and hotel package compared to booking separately. In fact, you could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. After choosing your ideal accommodations and flights, you can add extras such as activities, tours and car rentals.
Can I cancel or change the date of my flight from Philadelphia Intl. Airport (PHL) to Barca Airport (KSC)?
Typically, you're able to reschedule or cancel your PHL to KSC flight. However, there may be additional charges, especially if your booking was made more than 24 hours ago. Double-check your itinerary for the airline's fees and policies on flight changes, or if you want further details, visit our Customer Service portal.

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*Available to One Key members.