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$289+ Cheap flights from Philadelphia (PHL) to Slovenia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
PHL — LJU
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Cheap 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 February 3, 2026.

This Ovago deal was found by Cheapflights users on 1/31. 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 Ovago is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/181:48 pm
PHL
-
LJU
2 stops17h 37m
Air Europa
Sun 5/242:35 pm
LJU
-
PHL
2 stops24h 11m
Air Europa
Deal found 1/31$768
This Air France deal was found by Cheapflights users on 2/1. 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 Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/105:38 pm
PHL
-
LJU
2 stops14h 12m
Multiple Airlines
Sat 10/172:00 pm
LJU
-
PHL
2 stops14h 38m
Multiple Airlines
Deal found 2/1$835
This FlightHub deal was found by Cheapflights users on 2/1. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/103:25 pm
PHL
-
LJU
2 stops36h 20m
Lufthansa
Sat 10/171:45 pm
LJU
-
PHL
1 stop32h 20m
Lufthansa
Deal found 2/1$913
This BusinessClass deal was found by Cheapflights users on 2/2. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/45:40 pm
PHL
-
LJU
1 stop13h 25m
Lufthansa
Sat 9/125:50 am
LJU
-
PHL
2 stops21h 42m
Lufthansa
Deal found 2/2$930
This Expedia deal was found by Cheapflights users on 1/31. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/183:25 pm
PHL
-
LJU
2 stops22h 00m
Multiple Airlines
Sun 5/246:05 am
LJU
-
PHL
1 stop16h 00m
Multiple Airlines
Deal found 1/31$993
This FlightHub deal was found by Cheapflights users on 1/31. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/185:40 pm
PHL
-
LJU
1 stop13h 35m
Lufthansa
Sun 5/246:05 am
LJU
-
PHL
1 stop16h 00m
Lufthansa
Deal found 1/31$1,002
This KAYAK deal was found by Cheapflights users on 2/1. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:45 pm
PHL
-
LJU
1 stop19h 50m
British Airways
Sat 10/1712:20 pm
LJU
-
PHL
1 stop34h 20m
British Airways
Deal found 2/1$1,154

Find flight deals from Philadelphia to Slovenia

Keep the following information in mind while searching for Philadelphia to Slovenia flight deals. Data was last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$768
(Ovago)

One-way from

$289
(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.
Search Deals
From Philadelphia to Slovenia
Search Deals
One-way flight from Philadelphia to Slovenia
Search Deals

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 February 3, 2026.
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

Mon 5/18

1:48 pm-1:25 pm

2 stops17h 37m

Ljubljana Joze Pucnik

Sun 5/24

2:35 pm-8:46 am

2 stops24h 11m

$768

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 5/18

3:25 pm-7:25 pm

2 stops22h 00m

Ljubljana Joze Pucnik

Sun 5/24

6:05 am-4:05 pm

1 stop16h 00m

$993

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 5/18

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Sun 5/24

6:05 am-4:05 pm

1 stop16h 00m

$1,002

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 6/30

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Sat 7/11

1:45 pm-4:05 pm

1 stop32h 20m

$1,601

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 5/6

6:45 pm-5:40 pm

1 stop16h 55m

Ljubljana Joze Pucnik

Sun 5/10

9:25 pm-4:40 pm

1 stop25h 15m

$1,763

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 7/8

4:05 pm-1:50 pm

2 stops15h 45m

$289

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 7/8

8:25 pm-11:05 pm

3 stops20h 40m

$664

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 7/8

5:40 pm-1:05 pm

1 stop13h 25m

$672

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/3

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 $285). Flying from Philadelphia to Slovenia in June is currently the most expensive (average of $730). 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 February 3, 2026.
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
7,758 reviews

Overall

6.8

Comfort

6.8

Food

6.3

Crew

7.6

Entertainment

6.5

Boarding

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

SFO - MUC

The coordination between United and Lufthansa teams is poor and confusing.
Lufthansa
6.8
Okay
7,758 reviews
Lufthansa
6.8
Okay
7,758 reviews

Overall

6.8

Comfort

6.8

Food

6.3

Crew

7.6

Entertainment

6.5

Boarding

7.0

Reviews

1 / 20
6.0
Good

Anonymous,Dec 2025

SFO - MUC

The coordination between United and Lufthansa teams is poor and confusing.

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 13h 35m. Fly via Air Europa, Lufthansa, or British Airways 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 $285). Flying from Philadelphia to Slovenia in June is currently the most expensive (average of $730). 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$750Average$1,001FlexibilityNo cancel feeOn-time76%

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