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Cheap flights from Philadelphia to Slovenia from $451

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 4/15. 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

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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
9:12 am - 8:45 am
PHL
-
LJU
41h 33m
2 stops
Multiple Airlines Logo
9:40 am - 8:19 am
LJU
-
PHL
28h 39m
2 stops
$906Multiple Airlines
Sun, Aug 16 - Fri, Sep 4
Multiple Airlines Logo
3:25 pm - 9:35 am
PHL
-
LJU
12h 10m
2 stops
Multiple Airlines Logo
10:05 am - 9:34 pm
LJU
-
PHL
17h 29m
2 stops
$932Multiple Airlines
Tue, Aug 25 - Fri, Sep 4
Multiple Airlines Logo
3:25 pm - 1:15 pm
PHL
-
LJU
15h 50m
2 stops
Multiple Airlines Logo
10:05 am - 9:34 pm
LJU
-
PHL
17h 29m
2 stops
$943Multiple Airlines
Mon, Aug 17 - Fri, Sep 4
Multiple Airlines Logo
10:05 am - 10:05 am
PHL
-
LJU
18h 00m
2 stops
Multiple Airlines Logo
6:25 am - 9:32 pm
LJU
-
PHL
21h 07m
2 stops
$950Multiple Airlines
Sun, Sep 6 - Wed, Sep 16
Multiple Airlines Logo
10:50 am - 9:15 am
PHL
-
LJU
16h 25m
2 stops
Multiple Airlines Logo
6:25 am - 10:46 pm
LJU
-
PHL
22h 21m
2 stops
$957Multiple Airlines
Mon, Aug 17 - Thu, Sep 3
Multiple Airlines Logo
10:05 am - 10:05 am
PHL
-
LJU
18h 00m
2 stops
Multiple Airlines Logo
10:35 am - 4:05 pm
LJU
-
PHL
11h 30m
1 stop
$962Multiple Airlines
Sun, Sep 6 - Wed, Sep 16
Multiple Airlines Logo
10:50 am - 9:15 am
PHL
-
LJU
16h 25m
2 stops
Multiple Airlines Logo
6:35 am - 10:46 pm
LJU
-
PHL
22h 11m
2 stops
$971Multiple Airlines
Mon, Aug 17 - Fri, Sep 4
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
$976Lufthansa
Tue, Aug 25 - Fri, Sep 4
Lufthansa Logo
5:40 pm - 1:05 pm
PHL
-
LJU
13h 25m
1 stop
Lufthansa Logo
2:05 pm - 4:05 pm
LJU
-
PHL
32h 00m
1 stop
$979Lufthansa
Wed, Aug 19 - Wed, Sep 2
Multiple Airlines Logo
3:25 pm - 7:30 pm
PHL
-
LJU
22h 05m
2 stops
Multiple Airlines Logo
2:25 pm - 4:05 pm
LJU
-
PHL
31h 40m
1 stop
$988Multiple Airlines
Wed, Sep 2 - Tue, Sep 8

Lufthansa flights from Philadelphia to Slovenia

Our best Lufthansa deals on Philadelphia to Slovenia flight tickets
Lufthansa
Aug 25
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
$976
Lufthansa
Aug 19
PHL5:40 pmPhiladelphia
13h 25m
1 stop
LJU1:05 pmLjubljana Joze Pucnik
Sep 2
LJU2:05 pmLjubljana Joze Pucnik
32h 00m
1 stop
PHL4:05 pmPhiladelphia
$979
Lufthansa
Sep 6
PHL5:40 pmPhiladelphia
13h 35m
1 stop
LJU1:15 pmLjubljana Joze Pucnik
Sep 16
LJU10:35 amLjubljana Joze Pucnik
11h 30m
1 stop
PHL4:05 pmPhiladelphia
$1,019

SWISS flights from Philadelphia to Slovenia

Our best SWISS deals on Philadelphia to Slovenia flight tickets
SWISS
Aug 16
PHL6:44 pmPhiladelphia
33h 21m
2 stops
LJU10:05 amLjubljana Joze Pucnik
Sep 4
LJU6:25 amLjubljana Joze Pucnik
18h 54m
2 stops
PHL7:19 pmPhiladelphia
$1,005
SWISS
Aug 17
PHL11:30 amPhiladelphia
20h 30m
2 stops
LJU2:00 pmLjubljana Joze Pucnik
Sep 1
LJU10:50 amLjubljana Joze Pucnik
36h 52m
2 stops
PHL5:42 pmPhiladelphia
$1,050

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 March 14, 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

9:12 am-8:45 am

2 stops41h 33m

Ljubljana Joze Pucnik

Fri 9/4

9:40 am-8:19 am

2 stops28h 39m

$906

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 8/25

3:25 pm-9:35 am

2 stops12h 10m

Ljubljana Joze Pucnik

Fri 9/4

10:05 am-9:34 pm

2 stops17h 29m

$932

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 8/17

3:25 pm-1:15 pm

2 stops15h 50m

Ljubljana Joze Pucnik

Fri 9/4

10:05 am-9:34 pm

2 stops17h 29m

$943

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Sun 9/6

10:05 am-10:05 am

2 stops18h 00m

Ljubljana Joze Pucnik

Wed 9/16

6:25 am-9:32 pm

2 stops21h 07m

$950

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 8/17

10:50 am-9:15 am

2 stops16h 25m

Ljubljana Joze Pucnik

Thu 9/3

6:25 am-10:46 pm

2 stops22h 21m

$957

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Sun 9/6

10:05 am-10:05 am

2 stops18h 00m

Ljubljana Joze Pucnik

Wed 9/16

10:35 am-4:05 pm

1 stop11h 30m

$962

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 8/17

10:50 am-9:15 am

2 stops16h 25m

Ljubljana Joze Pucnik

Fri 9/4

6:35 am-10:46 pm

2 stops22h 11m

$971
Quickest round-trip

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 8/25

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Fri 9/4

10:05 am-4:05 pm

1 stop12h 00m

$976

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 8/19

5:40 pm-1:05 pm

1 stop13h 25m

Ljubljana Joze Pucnik

Wed 9/2

2:05 pm-4:05 pm

1 stop32h 00m

$979

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 9/2

3:25 pm-7:30 pm

2 stops22h 05m

Ljubljana Joze Pucnik

Tue 9/8

2:25 pm-4:05 pm

1 stop31h 40m

$988

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 42% 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.
Search flight deals

  • 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
7,848 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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