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Cheap flights from Philadelphia to Slovenia from $817

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Slovenia departing on 1/23. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
0 bags

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Find the cheapest flights from Philadelphia to Slovenia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
1:30 pm - 6:40 pm
PHL
-
LJU
23h 10m2 stops
Multiple Airlines Logo
7:35 pm - 12:35 pm
LJU
-
PHL
47h 00m2 stops
$817Multiple Airlines
Fri, Jan 23 - Fri, Jan 30
SWISS Logo
1:10 pm - 1:40 pm
PHL
-
LJU
42h 30m3 stops
SWISS Logo
6:30 am - 9:36 pm
LJU
-
PHL
21h 06m2 stops
$1,036SWISS
Fri, Jan 23 - Fri, Jan 30
SWISS Logo
1:10 pm - 1:40 pm
PHL
-
LJU
42h 30m3 stops
SWISS Logo
2:20 pm - 9:36 pm
LJU
-
PHL
37h 16m3 stops
$1,105SWISS
Fri, Jan 23 - Fri, Jan 30
Multiple Airlines Logo
10:05 am - 10:05 am
PHL
-
LJU
18h 00m2 stops
Multiple Airlines Logo
10:15 am - 9:33 pm
LJU
-
PHL
17h 18m2 stops
$1,307Multiple Airlines
Thu, Jun 4 - Fri, Jun 12
Multiple Airlines Logo
5:35 pm - 1:25 pm
PHL
-
LJU
13h 50m1 stop
Multiple Airlines Logo
6:25 am - 10:44 pm
LJU
-
PHL
22h 19m2 stops
$1,313Multiple Airlines
Thu, Jun 4 - Fri, Jun 12
Lufthansa Logo
5:35 pm - 1:25 pm
PHL
-
LJU
13h 50m1 stop
Lufthansa Logo
10:15 am - 4:00 pm
LJU
-
PHL
11h 45m1 stop
$1,334Lufthansa
Thu, Jun 4 - Fri, Jun 12
Emirates Logo
12:40 pm - 1:15 pm
PHL
-
LJU
42h 35m2 stops
Emirates Logo
2:00 pm - 9:36 pm
LJU
-
PHL
37h 36m2 stops
$1,930Emirates
Thu, Jan 29 - Mon, Feb 2

SWISS flights from Philadelphia to Slovenia

Our best SWISS deals on Philadelphia to Slovenia flight tickets
SWISS
Jan 23
PHL1:10 pmPhiladelphia
42h 30m
3 stops
LJU1:40 pmLjubljana Joze Pucnik
Jan 30
LJU6:30 amLjubljana Joze Pucnik
21h 06m
2 stops
PHL9:36 pmPhiladelphia
$1,036
Find similar
SWISS
Jan 23
PHL1:10 pmPhiladelphia
42h 30m
3 stops
LJU1:40 pmLjubljana Joze Pucnik
Jan 30
LJU2:20 pmLjubljana Joze Pucnik
37h 16m
3 stops
PHL9:36 pmPhiladelphia
$1,105
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated December 15, 2025.
Use the filters below to find and compare flights from Philadelphia to Slovenia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 1/23

1:30 pm-6:40 pm

2 stops23h 10m

Ljubljana Joze Pucnik

Fri 1/30

7:35 pm-12:35 pm

2 stops47h 00m

$817

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 1/23

1:10 pm-1:40 pm

3 stops42h 30m

Ljubljana Joze Pucnik

Fri 1/30

6:30 am-9:36 pm

2 stops21h 06m

$1,036

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 1/23

1:10 pm-1:40 pm

3 stops42h 30m

Ljubljana Joze Pucnik

Fri 1/30

2:20 pm-9:36 pm

3 stops37h 16m

$1,105

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Thu 6/4

10:05 am-10:05 am

2 stops18h 00m

Ljubljana Joze Pucnik

Fri 6/12

10:15 am-9:33 pm

2 stops17h 18m

$1,307

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Thu 6/4

5:35 pm-1:25 pm

1 stop13h 50m

Ljubljana Joze Pucnik

Fri 6/12

6:25 am-10:44 pm

2 stops22h 19m

$1,313

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Thu 6/4

5:35 pm-1:25 pm

1 stop13h 50m

Ljubljana Joze Pucnik

Fri 6/12

10:15 am-4:00 pm

1 stop11h 45m

$1,334

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Thu 1/29

12:40 pm-1:15 pm

2 stops42h 35m

Ljubljana Joze Pucnik

Mon 2/2

2:00 pm-9:36 pm

2 stops37h 36m

$1,930

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Slovenia from

How to get the cheapest flight ticket from Philadelphia to Slovenia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Slovenia?

According to our data, Monday is the cheapest day to fly to Slovenia from Philadelphia. The lowest ticket price found for a Monday departure recently was $946. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Slovenia on Thursday is $1,586.

Can stopping save me money on Philadelphia to Slovenia flights?

You could potentially save up to 4% on your flight if you consider stops on a Philadelphia to Slovenia flight.

Cheap Philadelphia to Slovenia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Philadelphia to Slovenia

Fastest flight time

18h 00m

Direct flights

None
The fastest flight from Philadelphia to Slovenia takes 18h 00m
There are no direct flights from Philadelphia to Slovenia. There are no popular flight routes from Philadelphia to Slovenia.
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  • When did momondo last update prices for flights from Philadelphia Airport to Slovenia?

    Prices for flights from Philadelphia Airport to Slovenia are refreshed on a daily basis.

  • How many operators does momondo search for flights from Philadelphia Airport to Slovenia?

  • How old do you have to be to fly from Philadelphia Airport to Slovenia?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Philadelphia Airport to Slovenia.

  • What documentation or ID do you need to fly to Slovenia?

    The travel and health documents required for your trip to Slovenia can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Slovenia. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Philadelphia to Slovenia

Compare and see reviews for airlines that fly from Philadelphia to Slovenia with momondo
Airline
Rating
Free Cancellation
Price
LufthansaPriceFrom $750Free CancellationRating
6.8
7,628 reviews
Search Lufthansa flights

Why use momondo?

Why should I use momondo to find a flight deal from Philadelphia to Slovenia?

We help find the flight that best suits your needs, momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight from Philadelphia to Slovenia for you.

Can I find flights from Philadelphia to Slovenia with flexible booking policies on momondo?

All flight searches from Philadelphia to Slovenia on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Philadelphia to Slovenia?

Once all potential Philadelphia to Slovenia flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Philadelphia to Slovenia right now. Can momondo alert me if prices change?

Yes momondo offers price alerts on flights to Slovenia from Philadelphia. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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