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Cheap flights from Philadelphia to Slovenia from $995

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 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
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.
Lufthansa Logo
5:40 pm - 1:15 pm
PHL
-
LJU
13h 35m
1 stop
Lufthansa Logo
2:05 pm - 4:05 pm
LJU
-
PHL
32h 00m
1 stop
$995Lufthansa
Mon, Jul 20 - Mon, Jul 27
Multiple Airlines Logo
10:05 am - 10:05 am
PHL
-
LJU
18h 00m
2 stops
Multiple Airlines Logo
10:50 am - 4:05 pm
LJU
-
PHL
35h 15m
2 stops
$1,008Multiple Airlines
Mon, Jul 20 - Mon, Jul 27
Multiple Airlines Logo
5:40 pm - 1:15 pm
PHL
-
LJU
13h 35m
1 stop
Multiple Airlines Logo
6:25 am - 4:05 pm
LJU
-
PHL
39h 40m
2 stops
$1,010Multiple Airlines
Mon, Jul 20 - Mon, Jul 27
SWISS Logo
10:34 am - 2:00 pm
PHL
-
LJU
21h 26m
2 stops
SWISS Logo
2:50 pm - 4:05 pm
LJU
-
PHL
55h 15m
2 stops
$1,047SWISS
Mon, Sep 7 - Sat, Sep 12
SWISS Logo
10:34 am - 10:05 am
PHL
-
LJU
17h 31m
2 stops
SWISS Logo
2:50 pm - 4:05 pm
LJU
-
PHL
55h 15m
2 stops
$1,048SWISS
Mon, Sep 7 - Sat, Sep 12
Multiple Airlines Logo
1:15 pm - 1:25 pm
PHL
-
LJU
18h 10m
2 stops
Multiple Airlines Logo
6:00 am - 4:32 pm
LJU
-
PHL
16h 32m
2 stops
$1,063Multiple Airlines
Fri, Sep 4 - Sat, Sep 12
SWISS Logo
5:40 pm - 10:40 pm
PHL
-
LJU
23h 00m
2 stops
SWISS Logo
6:25 am - 5:54 pm
LJU
-
PHL
17h 29m
2 stops
$1,095SWISS
Fri, Sep 4 - Sat, Sep 12
SWISS Logo
5:40 pm - 10:40 pm
PHL
-
LJU
23h 00m
2 stops
SWISS Logo
6:25 am - 5:54 pm
LJU
-
PHL
17h 29m
2 stops
$1,096SWISS
Fri, Sep 4 - Sat, Sep 12
Multiple Airlines Logo
5:40 pm - 10:40 pm
PHL
-
LJU
23h 00m
2 stops
Multiple Airlines Logo
1:45 pm - 4:05 pm
LJU
-
PHL
32h 20m
1 stop
$1,120Multiple Airlines
Fri, Sep 4 - Sat, Sep 12
Multiple Airlines Logo
5:40 pm - 10:40 pm
PHL
-
LJU
23h 00m
2 stops
Multiple Airlines Logo
1:45 pm - 4:05 pm
LJU
-
PHL
32h 20m
1 stop
$1,122Multiple Airlines
Fri, Sep 4 - Sat, Sep 12

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SWISS flights from Philadelphia to Slovenia

Our best SWISS deals on Philadelphia to Slovenia flight tickets
SWISS
Sep 7
PHL10:34 amPhiladelphia
21h 26m
2 stops
LJU2:00 pmLjubljana Joze Pucnik
Sep 12
LJU2:50 pmLjubljana Joze Pucnik
55h 15m
2 stops
PHL4:05 pmPhiladelphia
$1,047
SWISS
Sep 7
PHL10:34 amPhiladelphia
17h 31m
2 stops
LJU10:05 amLjubljana Joze Pucnik
Sep 12
LJU2:50 pmLjubljana Joze Pucnik
55h 15m
2 stops
PHL4:05 pmPhiladelphia
$1,048
SWISS
Sep 4
PHL5:40 pmPhiladelphia
23h 00m
2 stops
LJU10:40 pmLjubljana Joze Pucnik
Sep 12
LJU6:25 amLjubljana Joze Pucnik
17h 29m
2 stops
PHL5:54 pmPhiladelphia
$1,095

United Airlines flights from Philadelphia to Slovenia

Our best United Airlines deals on Philadelphia to Slovenia flight tickets
United Airlines
Nov 15
PHL3:20 pmPhiladelphia
12h 45m
2 stops
LJU10:05 amLjubljana Joze Pucnik
Nov 19
LJU6:35 amLjubljana Joze Pucnik
15h 30m
1 stop
PHL4:05 pmPhiladelphia
$1,705
United Airlines
Nov 15
PHL3:20 pmPhiladelphia
12h 45m
2 stops
LJU10:05 amLjubljana Joze Pucnik
Nov 19
LJU6:35 amLjubljana Joze Pucnik
15h 30m
1 stop
PHL4:05 pmPhiladelphia
$1,706
United Airlines
Nov 15
PHL3:20 pmPhiladelphia
12h 45m
2 stops
LJU10:05 amLjubljana Joze Pucnik
Nov 19
LJU10:45 amLjubljana Joze Pucnik
35h 06m
2 stops
PHL3:51 pmPhiladelphia
$1,713

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 June 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

Mon 7/20

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Mon 7/27

2:05 pm-4:05 pm

1 stop32h 00m

$995

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 7/20

10:05 am-10:05 am

2 stops18h 00m

Ljubljana Joze Pucnik

Mon 7/27

10:50 am-4:05 pm

2 stops35h 15m

$1,008

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 7/20

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Mon 7/27

6:25 am-4:05 pm

2 stops39h 40m

$1,010

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 9/7

10:34 am-2:00 pm

2 stops21h 26m

Ljubljana Joze Pucnik

Sat 9/12

2:50 pm-4:05 pm

2 stops55h 15m

$1,047

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 9/7

10:34 am-10:05 am

2 stops17h 31m

Ljubljana Joze Pucnik

Sat 9/12

2:50 pm-4:05 pm

2 stops55h 15m

$1,048
Quickest round-trip

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 9/4

1:15 pm-1:25 pm

2 stops18h 10m

Ljubljana Joze Pucnik

Sat 9/12

6:00 am-4:32 pm

2 stops16h 32m

$1,063

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 9/4

5:40 pm-10:40 pm

2 stops23h 00m

Ljubljana Joze Pucnik

Sat 9/12

6:25 am-5:54 pm

2 stops17h 29m

$1,095

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 9/4

5:40 pm-10:40 pm

2 stops23h 00m

Ljubljana Joze Pucnik

Sat 9/12

6:25 am-5:54 pm

2 stops17h 29m

$1,096

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 9/4

5:40 pm-10:40 pm

2 stops23h 00m

Ljubljana Joze Pucnik

Sat 9/12

1:45 pm-4:05 pm

1 stop32h 20m

$1,120

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Fri 9/4

5:40 pm-10:40 pm

2 stops23h 00m

Ljubljana Joze Pucnik

Sat 9/12

1:45 pm-4:05 pm

1 stop32h 20m

$1,122

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 15 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

12h 10m

Direct flights

None
The fastest flight from Philadelphia to Slovenia takes 12h 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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Fri 7/24
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