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Cheap flights from Philadelphia to Slovenia from $558

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Philadelphia to Slovenia departing on 7/20. 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.
Turkish Airlines Logo
8:28 am - 8:45 am
PHL
-
LJU
42h 17m
2 stops
Turkish Airlines Logo
9:40 am - 7:38 am
LJU
-
PHL
27h 58m
2 stops
$920Turkish Airlines
Sun, Aug 16 - Fri, Sep 4
Turkish Airlines Logo
10:45 am - 7:20 pm
PHL
-
LJU
26h 35m
2 stops
Turkish Airlines Logo
8:15 pm - 9:50 am
LJU
-
PHL
43h 35m
2 stops
$934Turkish Airlines
Tue, Sep 22 - Sat, Sep 26
Turkish Airlines Logo
8:28 am - 12:55 pm
PHL
-
LJU
46h 27m
2 stops
Turkish Airlines Logo
9:40 am - 9:50 am
LJU
-
PHL
30h 10m
2 stops
$940Turkish Airlines
Sat, Aug 22 - Sun, Sep 13
Turkish Airlines Logo
8:28 am - 7:20 pm
PHL
-
LJU
28h 52m
2 stops
Turkish Airlines Logo
8:15 pm - 9:50 am
LJU
-
PHL
43h 35m
2 stops
$987Turkish Airlines
Mon, Sep 7 - Sat, Sep 12
Turkish Airlines Logo
8:28 am - 8:45 am
PHL
-
LJU
42h 17m
2 stops
Turkish Airlines Logo
1:50 pm - 7:38 am
LJU
-
PHL
47h 48m
2 stops
$1,025Turkish Airlines
Thu, Aug 20 - Sat, Aug 29
Delta Logo
9:40 am - 11:20 am
PHL
-
LJU
19h 40m
2 stops
Delta Logo
6:00 am - 7:58 pm
LJU
-
PHL
19h 58m
2 stops
$1,034Delta
Mon, Aug 24 - Fri, Sep 11
Delta Logo
9:40 am - 11:20 am
PHL
-
LJU
19h 40m
2 stops
Delta Logo
2:00 pm - 1:01 am
LJU
-
PHL
17h 01m
2 stops
$1,035Delta
Mon, Aug 17 - Wed, Sep 2
Delta Logo
1:00 pm - 10:55 pm
PHL
-
LJU
27h 55m
2 stops
Delta Logo
6:00 am - 8:33 pm
LJU
-
PHL
20h 33m
2 stops
$1,039Delta
Wed, Aug 19 - Tue, Sep 1
Delta Logo
1:00 pm - 10:55 pm
PHL
-
LJU
27h 55m
2 stops
Delta Logo
2:00 pm - 1:01 am
LJU
-
PHL
17h 01m
2 stops
$1,040Delta
Wed, Aug 19 - Wed, Sep 2
United Airlines Logo
3:25 pm - 9:15 am
PHL
-
LJU
35h 50m
2 stops
United Airlines Logo
6:25 am - 4:05 pm
LJU
-
PHL
15h 40m
1 stop
$1,054United Airlines
Tue, Aug 18 - Thu, Sep 3

Delta flights from Philadelphia to Slovenia

Our best Delta deals on Philadelphia to Slovenia flight tickets
Delta
Aug 24
PHL9:40 amPhiladelphia
19h 40m
2 stops
LJU11:20 amLjubljana Joze Pucnik
Sep 10
LJU6:00 amLjubljana Joze Pucnik
22h 37m
2 stops
PHL10:37 pmPhiladelphia
$1,034
Delta
Aug 17
PHL9:40 amPhiladelphia
19h 40m
2 stops
LJU11:20 amLjubljana Joze Pucnik
Sep 2
LJU2:00 pmLjubljana Joze Pucnik
17h 01m
2 stops
PHL1:01 amPhiladelphia
$1,035
Delta
Aug 19
PHL1:00 pmPhiladelphia
27h 55m
2 stops
LJU10:55 pmLjubljana Joze Pucnik
Sep 1
LJU6:00 amLjubljana Joze Pucnik
20h 33m
2 stops
PHL8:33 pmPhiladelphia
$1,039

SWISS flights from Philadelphia to Slovenia

Our best SWISS deals on Philadelphia to Slovenia flight tickets
SWISS
Aug 19
PHL11:30 amPhiladelphia
20h 30m
2 stops
LJU2:00 pmLjubljana Joze Pucnik
Sep 11
LJU6:25 amLjubljana Joze Pucnik
41h 17m
2 stops
PHL5:42 pmPhiladelphia
$1,062
SWISS
Aug 23
PHL11:30 amPhiladelphia
16h 35m
2 stops
LJU10:05 amLjubljana Joze Pucnik
Sep 10
LJU6:25 amLjubljana Joze Pucnik
41h 17m
2 stops
PHL5:42 pmPhiladelphia
$1,172
SWISS
Aug 21
PHL11:30 amPhiladelphia
20h 20m
2 stops
LJU1:50 pmLjubljana Joze Pucnik
Sep 11
LJU6:25 amLjubljana Joze Pucnik
41h 17m
2 stops
PHL5:42 pmPhiladelphia
$1,187

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 April 24, 2026.
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

Cheapest round-trip

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Sun 8/16

8:28 am-8:45 am

2 stops42h 17m

Ljubljana Joze Pucnik

Fri 9/4

9:40 am-7:38 am

2 stops27h 58m

$920

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 9/22

10:45 am-7:20 pm

2 stops26h 35m

Ljubljana Joze Pucnik

Sat 9/26

8:15 pm-9:50 am

2 stops43h 35m

$934

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Sat 8/22

8:28 am-12:55 pm

2 stops46h 27m

Ljubljana Joze Pucnik

Sun 9/13

9:40 am-9:50 am

2 stops30h 10m

$940

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 9/7

8:28 am-7:20 pm

2 stops28h 52m

Ljubljana Joze Pucnik

Sat 9/12

8:15 pm-9:50 am

2 stops43h 35m

$987

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Thu 8/20

8:28 am-8:45 am

2 stops42h 17m

Ljubljana Joze Pucnik

Sat 8/29

1:50 pm-7:38 am

2 stops47h 48m

$1,025

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 8/24

9:40 am-11:20 am

2 stops19h 40m

Ljubljana Joze Pucnik

Fri 9/11

6:00 am-7:58 pm

2 stops19h 58m

$1,034
Quickest round-trip

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 8/17

9:40 am-11:20 am

2 stops19h 40m

Ljubljana Joze Pucnik

Wed 9/2

2:00 pm-1:01 am

2 stops17h 01m

$1,035

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 8/19

1:00 pm-10:55 pm

2 stops27h 55m

Ljubljana Joze Pucnik

Tue 9/1

6:00 am-8:33 pm

2 stops20h 33m

$1,039

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 8/19

1:00 pm-10:55 pm

2 stops27h 55m

Ljubljana Joze Pucnik

Wed 9/2

2:00 pm-1:01 am

2 stops17h 01m

$1,040

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 8/18

3:25 pm-9:15 am

2 stops35h 50m

Ljubljana Joze Pucnik

Thu 9/3

6:25 am-4:05 pm

1 stop15h 40m

$1,054

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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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

Can stopping save me money on Philadelphia to Slovenia flights?

You could potentially save up to 38% 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

22h 45m

Direct flights

None
The fastest flight from Philadelphia to Slovenia takes 22h 45m
There are no direct flights from Philadelphia to Slovenia. There are no popular flight routes from Philadelphia to Slovenia.
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Frequently asked questions about flying from Philadelphia to Slovenia

  • 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 $725Free CancellationRating
6.8
7,946 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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