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Cheap flights from Philadelphia to Slovenia from $483

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 9/12. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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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
4:20 pm - 12:35 pm
PHL
-
LJU
14h 15m
2 stops
Multiple Airlines Logo
9:55 am - 9:32 pm
LJU
-
PHL
17h 37m
2 stops
$937Multiple Airlines
Tue, Oct 13 - Tue, Oct 20
Lufthansa Logo
5:40 pm - 1:15 pm
PHL
-
LJU
13h 35m
1 stop
Lufthansa Logo
6:55 am - 4:05 pm
LJU
-
PHL
15h 10m
1 stop
$939Lufthansa
Tue, Oct 13 - Tue, Oct 20
Multiple Airlines Logo
3:25 pm - 12:35 pm
PHL
-
LJU
15h 10m
2 stops
Multiple Airlines Logo
6:55 am - 4:05 pm
LJU
-
PHL
15h 10m
1 stop
$941Multiple Airlines
Tue, Oct 13 - Tue, Oct 20
United Airlines Logo
6:25 am - 9:05 am
PHL
-
LJU
20h 40m
2 stops
United Airlines Logo
2:05 pm - 4:05 pm
LJU
-
PHL
32h 00m
1 stop
$962United Airlines
Mon, Sep 7 - Mon, Sep 14
United Airlines Logo
8:20 am - 9:05 am
PHL
-
LJU
18h 45m
2 stops
United Airlines Logo
2:05 pm - 5:54 pm
LJU
-
PHL
33h 49m
2 stops
$973United Airlines
Mon, Sep 7 - Mon, Sep 14
Delta Logo
6:00 am - 11:20 am
PHL
-
LJU
23h 20m
2 stops
Delta Logo
6:00 am - 4:43 pm
LJU
-
PHL
16h 43m
2 stops
$980Delta
Mon, Jul 6 - Tue, Jul 21
Lufthansa Logo
5:40 pm - 1:15 pm
PHL
-
LJU
13h 35m
1 stop
Lufthansa Logo
2:25 pm - 4:05 pm
LJU
-
PHL
31h 40m
1 stop
$991Lufthansa
Mon, Jul 6 - Tue, Jul 21
Delta Logo
9:30 am - 11:20 am
PHL
-
LJU
19h 50m
2 stops
Delta Logo
6:00 am - 4:53 pm
LJU
-
PHL
16h 53m
2 stops
$994Delta
Wed, Jul 8 - Tue, Jul 14
Delta Logo
12:07 pm - 11:20 am
PHL
-
LJU
17h 13m
2 stops
Delta Logo
6:00 am - 4:43 pm
LJU
-
PHL
16h 43m
2 stops
$995Delta
Mon, Jul 6 - Tue, Jul 21
Delta Logo
1:10 pm - 12:05 pm
PHL
-
LJU
16h 55m
2 stops
Delta Logo
6:00 am - 4:53 pm
LJU
-
PHL
16h 53m
2 stops
$999Delta
Wed, Jul 8 - Wed, Jul 15

United Airlines flights from Philadelphia to Slovenia

Our best United Airlines deals on Philadelphia to Slovenia flight tickets
United Airlines
Sep 7
PHL6:25 amPhiladelphia
20h 40m
2 stops
LJU9:05 amLjubljana Joze Pucnik
Sep 14
LJU2:05 pmLjubljana Joze Pucnik
32h 00m
1 stop
PHL4:05 pmPhiladelphia
$962
United Airlines
Sep 7
PHL8:20 amPhiladelphia
18h 45m
2 stops
LJU9:05 amLjubljana Joze Pucnik
Sep 14
LJU2:05 pmLjubljana Joze Pucnik
33h 49m
2 stops
PHL5:54 pmPhiladelphia
$973
United Airlines
Jul 6
PHL5:40 pmPhiladelphia
13h 35m
1 stop
LJU1:15 pmLjubljana Joze Pucnik
Jul 21
LJU6:55 amLjubljana Joze Pucnik
13h 54m
2 stops
PHL2:49 pmPhiladelphia
$1,001

Lufthansa flights from Philadelphia to Slovenia

Our best Lufthansa deals on Philadelphia to Slovenia flight tickets
Lufthansa
Oct 13
PHL5:40 pmPhiladelphia
13h 35m
1 stop
LJU1:15 pmLjubljana Joze Pucnik
Oct 20
LJU6:55 amLjubljana Joze Pucnik
15h 10m
1 stop
PHL4:05 pmPhiladelphia
$939
Lufthansa
Jul 6
PHL5:40 pmPhiladelphia
13h 35m
1 stop
LJU1:15 pmLjubljana Joze Pucnik
Jul 21
LJU2:25 pmLjubljana Joze Pucnik
31h 40m
1 stop
PHL4:05 pmPhiladelphia
$991
Lufthansa
Jul 6
PHL5:40 pmPhiladelphia
13h 35m
1 stop
LJU1:15 pmLjubljana Joze Pucnik
Jul 21
LJU8:00 pmLjubljana Joze Pucnik
26h 05m
2 stops
PHL4:05 pmPhiladelphia
$1,004

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 May 22, 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

Tue 10/13

4:20 pm-12:35 pm

2 stops14h 15m

Ljubljana Joze Pucnik

Tue 10/20

9:55 am-9:32 pm

2 stops17h 37m

$937
Quickest round-trip

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 10/13

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Tue 10/20

6:55 am-4:05 pm

1 stop15h 10m

$939

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 10/13

3:25 pm-12:35 pm

2 stops15h 10m

Ljubljana Joze Pucnik

Tue 10/20

6:55 am-4:05 pm

1 stop15h 10m

$941

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 9/7

6:25 am-9:05 am

2 stops20h 40m

Ljubljana Joze Pucnik

Mon 9/14

2:05 pm-4:05 pm

1 stop32h 00m

$962

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 9/7

8:20 am-9:05 am

2 stops18h 45m

Ljubljana Joze Pucnik

Mon 9/14

2:05 pm-5:54 pm

2 stops33h 49m

$973

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 7/6

6:00 am-11:20 am

2 stops23h 20m

Ljubljana Joze Pucnik

Tue 7/21

6:00 am-4:43 pm

2 stops16h 43m

$980

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 7/6

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Tue 7/21

2:25 pm-4:05 pm

1 stop31h 40m

$991

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 7/8

9:30 am-11:20 am

2 stops19h 50m

Ljubljana Joze Pucnik

Tue 7/14

6:00 am-4:53 pm

2 stops16h 53m

$994

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 7/6

12:07 pm-11:20 am

2 stops17h 13m

Ljubljana Joze Pucnik

Tue 7/21

6:00 am-4:43 pm

2 stops16h 43m

$995

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 7/8

1:10 pm-12:05 pm

2 stops16h 55m

Ljubljana Joze Pucnik

Wed 7/15

6:00 am-4:53 pm

2 stops16h 53m

$999

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 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

13h 35m

Direct flights

None
The fastest flight from Philadelphia to Slovenia takes 13h 35m
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 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.

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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