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Cheap flights from Philadelphia to Slovenia from $450

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 8/27. 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
1 adult, Economy, 0 bags

Find the cheapest flights from Philadelphia to Slovenia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
5:05 pm - 2:20 pm
PHL
-
LJU
15h 15m
2 stops
Multiple Airlines Logo
6:35 am - 4:21 pm
LJU
-
PHL
15h 46m
2 stops
$930Multiple Airlines
Fri, Dec 11 - Fri, Dec 18
British Airways Logo
6:35 pm - 4:20 pm
PHL
-
LJU
15h 45m
1 stop
British Airways Logo
5:05 pm - 4:40 pm
LJU
-
PHL
29h 35m
1 stop
$960British Airways
Mon, Aug 10 - Tue, Aug 25
Multiple Airlines Logo
3:25 pm - 1:15 pm
PHL
-
LJU
15h 50m
2 stops
Multiple Airlines Logo
9:55 am - 9:34 pm
LJU
-
PHL
17h 39m
2 stops
$966Multiple Airlines
Mon, Aug 10 - Tue, Aug 25
British Airways Logo
6:35 pm - 4:20 pm
PHL
-
LJU
15h 45m
1 stop
British Airways Logo
5:05 pm - 11:08 am
LJU
-
PHL
24h 03m
2 stops
$970British Airways
Mon, Aug 10 - Tue, Aug 25
British Airways Logo
6:05 pm - 4:20 pm
PHL
-
LJU
16h 15m
2 stops
British Airways Logo
3:10 pm - 6:42 pm
LJU
-
PHL
33h 32m
2 stops
$986British Airways
Mon, Aug 10 - Mon, Aug 24
United Airlines Logo
3:20 pm - 10:05 am
PHL
-
LJU
12h 45m
2 stops
United Airlines Logo
6:35 am - 6:50 pm
LJU
-
PHL
18h 15m
3 stops
$999United Airlines
Fri, Dec 11 - Fri, Dec 18
Lufthansa Logo
5:40 pm - 1:15 pm
PHL
-
LJU
13h 35m
1 stop
Lufthansa Logo
8:05 pm - 4:05 pm
LJU
-
PHL
26h 00m
2 stops
$1,005Lufthansa
Mon, Aug 10 - Mon, Aug 24
United Airlines Logo
10:05 am - 9:15 am
PHL
-
LJU
17h 10m
2 stops
United Airlines Logo
1:20 pm - 3:41 pm
LJU
-
PHL
56h 21m
2 stops
$1,015United Airlines
Mon, Aug 10 - Mon, Aug 24
Lufthansa Logo
5:40 pm - 1:05 pm
PHL
-
LJU
13h 25m
1 stop
Lufthansa Logo
6:35 am - 4:05 pm
LJU
-
PHL
15h 30m
1 stop
$1,018Lufthansa
Fri, Aug 14 - Fri, Aug 21
Lufthansa Logo
5:40 pm - 1:15 pm
PHL
-
LJU
13h 35m
1 stop
Lufthansa Logo
5:50 am - 9:34 pm
LJU
-
PHL
21h 44m
2 stops
$1,025Lufthansa
Tue, Aug 25 - Sat, Sep 5

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Lufthansa flights from Philadelphia to Slovenia

Our best Lufthansa deals on Philadelphia to Slovenia flight tickets
Lufthansa
Aug 14
PHL5:40 pmPhiladelphia
13h 25m
1 stop
LJU1:05 pmLjubljana Joze Pucnik
Aug 21
LJU6:35 amLjubljana Joze Pucnik
15h 30m
1 stop
PHL4:05 pmPhiladelphia
$1,018
Lufthansa
Aug 25
PHL5:40 pmPhiladelphia
13h 35m
1 stop
LJU1:15 pmLjubljana Joze Pucnik
Sep 5
LJU5:50 amLjubljana Joze Pucnik
21h 44m
2 stops
PHL9:34 pmPhiladelphia
$1,025
Lufthansa
Aug 25
PHL5:40 pmPhiladelphia
13h 35m
1 stop
LJU1:15 pmLjubljana Joze Pucnik
Sep 5
LJU5:50 amLjubljana Joze Pucnik
21h 44m
2 stops
PHL9:34 pmPhiladelphia
$1,027

United Airlines flights from Philadelphia to Slovenia

Our best United Airlines deals on Philadelphia to Slovenia flight tickets
United Airlines
Sep 5
PHL6:56 pmPhiladelphia
35h 39m
2 stops
LJU12:35 pmLjubljana Joze Pucnik
Sep 13
LJU9:35 amLjubljana Joze Pucnik
38h 19m
2 stops
PHL5:54 pmPhiladelphia
$1,028
United Airlines
Sep 12
PHL5:01 pmPhiladelphia
37h 34m
2 stops
LJU12:35 pmLjubljana Joze Pucnik
Sep 19
LJU1:45 pmLjubljana Joze Pucnik
32h 20m
1 stop
PHL4:05 pmPhiladelphia
$1,032
United Airlines
Aug 14
PHL6:25 amPhiladelphia
24h 10m
2 stops
LJU12:35 pmLjubljana Joze Pucnik
Aug 21
LJU6:35 amLjubljana Joze Pucnik
15h 30m
1 stop
PHL4:05 pmPhiladelphia
$1,034

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 July 16, 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

Fri 12/11

5:05 pm-2:20 pm

2 stops15h 15m

Ljubljana Joze Pucnik

Fri 12/18

6:35 am-4:21 pm

2 stops15h 46m

$930

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 8/10

6:35 pm-4:20 pm

1 stop15h 45m

Ljubljana Joze Pucnik

Tue 8/25

5:05 pm-4:40 pm

1 stop29h 35m

$960

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 8/10

3:25 pm-1:15 pm

2 stops15h 50m

Ljubljana Joze Pucnik

Tue 8/25

9:55 am-9:34 pm

2 stops17h 39m

$966

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 8/10

6:35 pm-4:20 pm

1 stop15h 45m

Ljubljana Joze Pucnik

Tue 8/25

5:05 pm-11:08 am

2 stops24h 03m

$970

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 8/10

6:05 pm-4:20 pm

2 stops16h 15m

Ljubljana Joze Pucnik

Mon 8/24

3:10 pm-6:42 pm

2 stops33h 32m

$986

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 12/11

3:20 pm-10:05 am

2 stops12h 45m

Ljubljana Joze Pucnik

Fri 12/18

6:35 am-6:50 pm

3 stops18h 15m

$999

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 8/10

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Mon 8/24

8:05 pm-4:05 pm

2 stops26h 00m

$1,005

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 8/10

10:05 am-9:15 am

2 stops17h 10m

Ljubljana Joze Pucnik

Mon 8/24

1:20 pm-3:41 pm

2 stops56h 21m

$1,015
Quickest round-trip

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 8/14

5:40 pm-1:05 pm

1 stop13h 25m

Ljubljana Joze Pucnik

Fri 8/21

6:35 am-4:05 pm

1 stop15h 30m

$1,018

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 8/25

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Sat 9/5

5:50 am-9:34 pm

2 stops21h 44m

$1,025

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

13h 25m

Direct flights

None
The fastest flight from Philadelphia to Slovenia takes 13h 25m
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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