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Cheap flights from Philadelphia to Slovenia from $457

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 10/7. 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
3:20 pm - 12:55 pm
PHL
-
LJU
15h 35m
2 stops
Multiple Airlines Logo
6:35 am - 4:05 pm
LJU
-
PHL
15h 30m
1 stop
$891Multiple Airlines
Tue, Nov 10 - Tue, Nov 17
Lufthansa Logo
5:40 pm - 10:05 am
PHL
-
LJU
10h 25m
1 stop
Lufthansa Logo
6:35 am - 4:05 pm
LJU
-
PHL
15h 30m
1 stop
$892Lufthansa
Tue, Nov 10 - Tue, Nov 17
Multiple Airlines Logo
3:20 pm - 12:55 pm
PHL
-
LJU
15h 35m
2 stops
Multiple Airlines Logo
6:35 am - 3:51 pm
LJU
-
PHL
15h 16m
2 stops
$899Multiple Airlines
Tue, Nov 10 - Tue, Nov 17
Multiple Airlines Logo
3:25 pm - 12:35 pm
PHL
-
LJU
15h 10m
2 stops
Multiple Airlines Logo
10:05 am - 4:05 pm
LJU
-
PHL
12h 00m
1 stop
$941Multiple Airlines
Sun, Aug 2 - Fri, Sep 4
Multiple Airlines Logo
3:25 pm - 12:35 pm
PHL
-
LJU
15h 10m
2 stops
Multiple Airlines Logo
6:35 am - 2:49 pm
LJU
-
PHL
14h 14m
2 stops
$944Multiple Airlines
Sun, Aug 2 - Fri, Sep 4
SWISS Logo
5:40 pm - 2:20 pm
PHL
-
LJU
14h 40m
2 stops
SWISS Logo
3:10 pm - 9:32 pm
LJU
-
PHL
36h 22m
3 stops
$956SWISS
Tue, Nov 10 - Tue, Nov 17
United Airlines Logo
8:20 am - 9:05 am
PHL
-
LJU
18h 45m
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
6:25 am - 9:05 am
PHL
-
LJU
20h 40m
2 stops
United Airlines Logo
2:05 pm - 5:54 pm
LJU
-
PHL
33h 49m
2 stops
$972United Airlines
Mon, Sep 7 - Mon, Sep 14
Multiple Airlines Logo
3:25 pm - 1:05 pm
PHL
-
LJU
15h 40m
2 stops
Multiple Airlines Logo
9:55 am - 9:32 pm
LJU
-
PHL
17h 37m
2 stops
$974Multiple Airlines
Wed, Jul 15 - Tue, Oct 13
Lufthansa Logo
5:40 pm - 1:15 pm
PHL
-
LJU
13h 35m
1 stop
Lufthansa Logo
10:05 am - 4:05 pm
LJU
-
PHL
12h 00m
1 stop
$975Lufthansa
Sun, Aug 2 - Fri, Sep 4

Lufthansa flights from Philadelphia to Slovenia

Our best Lufthansa deals on Philadelphia to Slovenia flight tickets
Lufthansa
Nov 10
PHL5:40 pmPhiladelphia
10h 25m
1 stop
LJU10:05 amLjubljana Joze Pucnik
Nov 17
LJU6:35 amLjubljana Joze Pucnik
15h 30m
1 stop
PHL4:05 pmPhiladelphia
$892
Lufthansa
Aug 2
PHL5:40 pmPhiladelphia
13h 35m
1 stop
LJU1:15 pmLjubljana Joze Pucnik
Sep 4
LJU10:05 amLjubljana Joze Pucnik
12h 00m
1 stop
PHL4:05 pmPhiladelphia
$975
Lufthansa
Jul 15
PHL5:40 pmPhiladelphia
13h 25m
1 stop
LJU1:05 pmLjubljana Joze Pucnik
Oct 13
LJU9:55 amLjubljana Joze Pucnik
12h 10m
1 stop
PHL4:05 pmPhiladelphia
$979

SWISS flights from Philadelphia to Slovenia

Our best SWISS deals on Philadelphia to Slovenia flight tickets
SWISS
Nov 10
PHL5:40 pmPhiladelphia
14h 40m
2 stops
LJU2:20 pmLjubljana Joze Pucnik
Nov 17
LJU3:10 pmLjubljana Joze Pucnik
36h 22m
3 stops
PHL9:32 pmPhiladelphia
$956
SWISS
Jul 12
PHL11:38 amPhiladelphia
29h 12m
2 stops
LJU10:50 pmLjubljana Joze Pucnik
Jul 20
LJU10:50 amLjubljana Joze Pucnik
37h 02m
2 stops
PHL5:52 pmPhiladelphia
$1,005
SWISS
Jul 8
PHL5:40 pmPhiladelphia
14h 20m
2 stops
LJU2:00 pmLjubljana Joze Pucnik
Jul 20
LJU10:50 amLjubljana Joze Pucnik
37h 02m
2 stops
PHL5:52 pmPhiladelphia
$1,032

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 27, 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 11/10

3:20 pm-12:55 pm

2 stops15h 35m

Ljubljana Joze Pucnik

Tue 11/17

6:35 am-4:05 pm

1 stop15h 30m

$891

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 11/10

5:40 pm-10:05 am

1 stop10h 25m

Ljubljana Joze Pucnik

Tue 11/17

6:35 am-4:05 pm

1 stop15h 30m

$892

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 11/10

3:20 pm-12:55 pm

2 stops15h 35m

Ljubljana Joze Pucnik

Tue 11/17

6:35 am-3:51 pm

2 stops15h 16m

$899

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Sun 8/2

3:25 pm-12:35 pm

2 stops15h 10m

Ljubljana Joze Pucnik

Fri 9/4

10:05 am-4:05 pm

1 stop12h 00m

$941

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Sun 8/2

3:25 pm-12:35 pm

2 stops15h 10m

Ljubljana Joze Pucnik

Fri 9/4

6:35 am-2:49 pm

2 stops14h 14m

$944

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 11/10

5:40 pm-2:20 pm

2 stops14h 40m

Ljubljana Joze Pucnik

Tue 11/17

3:10 pm-9:32 pm

3 stops36h 22m

$956

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-4:05 pm

1 stop32h 00m

$962

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-5:54 pm

2 stops33h 49m

$972

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 7/15

3:25 pm-1:05 pm

2 stops15h 40m

Ljubljana Joze Pucnik

Tue 10/13

9:55 am-9:32 pm

2 stops17h 37m

$974
Quickest round-trip

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Sun 8/2

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Fri 9/4

10:05 am-4:05 pm

1 stop12h 00m

$975

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

15h 10m

Direct flights

None
The fastest flight from Philadelphia to Slovenia takes 15h 10m
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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