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$738+ Cheap flights from Philadelphia (PHL) to Slovenia

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LJU
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
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Cheap flight deals from Philadelphia to Slovenia

Keep the following information in mind while searching for Philadelphia to Slovenia flight deals. Data was last updated October 29, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$738
(Air France)
Provider with most accurate pricing for Philadelphia-Ljubljana Joze Pucnik flight deals.
Search Deals
Provider most trusted by Cheapflights users for Philadelphia-Ljubljana Joze Pucnik flights.
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From Philadelphia to Slovenia
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Find flight deals from Philadelphia to Slovenia

Cheapest flights from Philadelphia to Slovenia
Explore the most affordable flight options available from Philadelphia to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

This Delta deal was found by Cheapflights users on 10/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/37:17 pmPHL - LJU
2 stops35h 03mDelta
Sun 12/712:25 pmLJU - PHL
2 stops16h 45mDelta
Deal found 10/28$744
This KLM deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/310:32 amPHL - LJU
2 stops19h 08mKLM
Sun 12/712:45 pmLJU - PHL
2 stops38h 55mKLM
Deal found 10/27$784
This Turkish Airlines deal was found by Cheapflights users on 10/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/34:32 pmPHL - LJU
2 stops33h 53mTurkish Airlines
Sun 12/77:35 pmLJU - PHL
2 stops32h 13mTurkish Airlines
Deal found 10/26$900
This Mytrip deal was found by Cheapflights users on 10/27. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/286:40 pmPHL - LJU
3 stops33h 15mMultiple Airlines
Fri 10/319:20 amLJU - PHL
3 stops30h 15mMultiple Airlines
Deal found 10/27$1,398

Cheapflights Fare Finder

 
Customize your flight search to find flights from Philadelphia to Slovenia that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
Use the filters below to find and compare flights from Philadelphia to Slovenia that are best for you.

Fly from

Philadelphia

Fly to

Slovenia

Route

Depart

Return

Price

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 2/20

12:59 pm-12:20 pm

2 stops17h 21m

Ljubljana Joze Pucnik

Mon 2/23

12:50 pm-4:26 pm

2 stops33h 36m

$738

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 12/3

7:17 pm-12:20 pm

2 stops35h 03m

Ljubljana Joze Pucnik

Sun 12/7

12:25 pm-11:10 pm

2 stops16h 45m

$744

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 2/6

8:40 am-6:40 pm

2 stops28h 00m

Ljubljana Joze Pucnik

Sat 2/14

9:20 am-10:45 pm

2 stops19h 25m

$766

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 12/3

10:32 am-11:40 am

2 stops19h 08m

Ljubljana Joze Pucnik

Sun 12/7

12:45 pm-9:40 pm

2 stops38h 55m

$784

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 2/6

8:05 pm-9:55 am

3 stops31h 50m

Ljubljana Joze Pucnik

Sat 2/14

6:55 am-8:50 am

3 stops31h 55m

$898

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 12/3

4:32 pm-8:25 am

2 stops33h 53m

Ljubljana Joze Pucnik

Sun 12/7

7:35 pm-9:48 pm

2 stops32h 13m

$900

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Best time to book a flight from Philadelphia to Slovenia

Have a flexible travel schedule? Discover the best time to fly to Slovenia from Philadelphia with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Philadelphia to Slovenia

What is the cheapest month to book a flight from Philadelphia to Slovenia?

Currently, May is the cheapest month in which you can book a flight from Philadelphia to Slovenia (average of $313). Flying from Philadelphia to Slovenia in June is currently the most expensive (average of $797). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Slovenia

Get insights into the airlines that provide service to Slovenia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Slovenia. Reviews last updated October 29, 2025.
Get a feel of what it's like to fly with Lufthansa from Philadelphia to Slovenia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Lufthansa
6.8
Okay
7,541 reviews

Entertainment

6.4

Comfort

6.8

Boarding

7.0

Overall

6.8

Crew

7.6

Food

6.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.
Lufthansa
6.8
Okay
7,541 reviews
Lufthansa
6.8
Okay
7,541 reviews

Entertainment

6.4

Comfort

6.8

Boarding

7.0

Overall

6.8

Crew

7.6

Food

6.3

Reviews

1 / 20
8.0
Excellent

Anonymous,Dec 2024

SFO - FRA

Convenient flight to my destination. Good entertainment options on board. I was seated close to some people who had noisy children which made sleeping a bit challenging.

Related info for your journey

Find useful and relevant information for your journey from Philadelphia to Slovenia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Philadelphia to Slovenia?

    Located just 7.0 mi from the city center, Philadelphia (PHL) is the airport most travelers will use when flying to Slovenia from Philadelphia.

  • How long is the flight from Philadelphia to Slovenia?

    There are many flights that can get you from Philadelphia to Slovenia in 19h 08m. Fly via Delta, Turkish Airlines, or KLM to get the fastest option. The distance from Philadelphia to Slovenia is about 4297 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • Can I find deals for flights from Philadelphia to Slovenia that include hotel bookings?

    Yes. In addition to deals on Philadelphia to Slovenia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Philadelphia to Slovenia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Philadelphia to Slovenia.

  • Can I find deals for business class flights from Philadelphia to Slovenia?

    Yes. Cheapflights offers flight deals from Philadelphia to Slovenia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Philadelphia to Slovenia?

    Currently, May is the cheapest month in which you can book a flight from Philadelphia to Slovenia (average of $313). Flying from Philadelphia to Slovenia in June is currently the most expensive (average of $797). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Philadelphia to Slovenia

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Top airline flying from Philadelphia to Slovenia

Discover the top airline that operate flights from Philadelphia to Slovenia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$750Average$1,011FlexibilityNo cancel feeOn-time76%

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