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Cheap flights from Philadelphia to Slovenia from $708

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 3/16. 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
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.
SWISS Logo
5:00 pm - 10:25 pmPHL-LJU
24h 25m2 stops
SWISS Logo
6:30 am - 12:06 amLJU-PHL
22h 36m2 stops
$708SWISS
Find Deal
Mon, Mar 16 - Wed, Mar 25
Delta Logo
12:37 pm - 12:20 pmPHL-LJU
17h 43m2 stops
Delta Logo
12:45 pm - 4:56 pmLJU-PHL
34h 11m2 stops
$738Delta
Find Deal
Wed, Dec 3 - Sun, Dec 7
SWISS Logo
5:00 pm - 10:15 pmPHL-LJU
24h 15m2 stops
SWISS Logo
2:30 pm - 5:05 pmLJU-PHL
55h 35m2 stops
$905SWISS
Find Deal
Wed, Mar 18 - Sun, Mar 22
Lufthansa Logo
4:35 pm - 12:40 pmPHL-LJU
15h 05m2 stops
Lufthansa Logo
6:35 am - 5:05 pmLJU-PHL
15h 30m1 stop
$915Lufthansa
Find Deal
Wed, Mar 18 - Sun, Mar 22
Multiple Airlines Logo
3:30 pm - 9:55 amPHL-LJU
12h 25m2 stops
Multiple Airlines Logo
2:20 pm - 10:46 pmLJU-PHL
38h 26m2 stops
$1,030Multiple Airlines
Find Deal
Mon, Dec 29 - Fri, Jan 9
Turkish Airlines Logo
4:32 pm - 8:25 amPHL-LJU
33h 53m2 stops
Turkish Airlines Logo
7:35 pm - 9:48 pmLJU-PHL
32h 13m2 stops
$1,084Turkish Airlines
Find Deal
Wed, Dec 3 - Sun, Dec 7
Multiple Airlines Logo
3:30 pm - 6:40 pmPHL-LJU
21h 10m2 stops
Multiple Airlines Logo
10:35 am - 3:49 pmLJU-PHL
35h 14m3 stops
$1,358Multiple Airlines
Find Deal
Mon, Dec 29 - Fri, Jan 9
Multiple Airlines Logo
4:35 pm - 8:55 amPHL-LJU
35h 20m3 stops
Multiple Airlines Logo
1:45 pm - 8:04 pmLJU-PHL
35h 19m3 stops
$1,375Multiple Airlines
Find Deal
Mon, Mar 16 - Wed, Mar 25
Multiple Airlines Logo
3:30 pm - 2:05 pmPHL-LJU
16h 35m3 stops
Multiple Airlines Logo
10:35 am - 3:49 pmLJU-PHL
35h 14m3 stops
$1,413Multiple Airlines
Find Deal
Mon, Dec 29 - Fri, Jan 9
Multiple Airlines Logo
4:35 pm - 2:05 pmPHL-LJU
16h 30m2 stops
Multiple Airlines Logo
1:45 pm - 8:04 pmLJU-PHL
35h 19m3 stops
$1,426Multiple Airlines
Find Deal
Mon, Mar 16 - Wed, Mar 25

Lufthansa flights from Philadelphia to Slovenia

Our best Lufthansa deals on Philadelphia to Slovenia flight tickets
Lufthansa
Mar 18
PHL4:35 pmPhiladelphia
15h 05m
2 stops
LJU12:40 pmLjubljana Joze Pucnik
Mar 22
LJU6:35 amLjubljana Joze Pucnik
15h 30m
1 stop
PHL5:05 pmPhiladelphia
$915
Find similar
Lufthansa
Dec 13
PHL6:10 pmPhiladelphia
21h 45m
1 stop
LJU9:55 pmLjubljana Joze Pucnik
Dec 19
LJU8:10 pmLjubljana Joze Pucnik
26h 25m
2 stops
PHL4:35 pmPhiladelphia
$1,703
Find similar

SWISS flights from Philadelphia to Slovenia

Our best SWISS deals on Philadelphia to Slovenia flight tickets
SWISS
Mar 16
PHL5:00 pmPhiladelphia
24h 25m
2 stops
LJU10:25 pmLjubljana Joze Pucnik
Mar 25
LJU6:30 amLjubljana Joze Pucnik
22h 36m
2 stops
PHL12:06 amPhiladelphia
$708
Find similar
SWISS
Mar 18
PHL5:00 pmPhiladelphia
24h 15m
2 stops
LJU10:15 pmLjubljana Joze Pucnik
Mar 22
LJU2:30 pmLjubljana Joze Pucnik
55h 35m
2 stops
PHL5:05 pmPhiladelphia
$905
Find similar
SWISS
Dec 13
PHL6:10 pmPhiladelphia
38h 10m
2 stops
LJU2:20 pmLjubljana Joze Pucnik
Dec 19
LJU2:20 pmLjubljana Joze Pucnik
32h 15m
2 stops
PHL4:35 pmPhiladelphia
$1,570
Find similar

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 November 20, 2025.
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

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 3/16

5:00 pm-10:25 pm

2 stops24h 25m

Ljubljana Joze Pucnik

Wed 3/25

6:30 am-12:06 am

2 stops22h 36m

$708

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 12/3

12:37 pm-12:20 pm

2 stops17h 43m

Ljubljana Joze Pucnik

Sun 12/7

12:45 pm-4:56 pm

2 stops34h 11m

$738

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 3/18

5:00 pm-10:15 pm

2 stops24h 15m

Ljubljana Joze Pucnik

Sun 3/22

2:30 pm-5:05 pm

2 stops55h 35m

$905

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 3/18

4:35 pm-12:40 pm

2 stops15h 05m

Ljubljana Joze Pucnik

Sun 3/22

6:35 am-5:05 pm

1 stop15h 30m

$915

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 12/29

3:30 pm-9:55 am

2 stops12h 25m

Ljubljana Joze Pucnik

Fri 1/9

2:20 pm-10:46 pm

2 stops38h 26m

$1,030

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 12/3

4:32 pm-8:25 am

2 stops33h 53m

Ljubljana Joze Pucnik

Sun 12/7

7:35 pm-9:48 pm

2 stops32h 13m

$1,084

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 12/29

3:30 pm-6:40 pm

2 stops21h 10m

Ljubljana Joze Pucnik

Fri 1/9

10:35 am-3:49 pm

3 stops35h 14m

$1,358

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 3/16

4:35 pm-8:55 am

3 stops35h 20m

Ljubljana Joze Pucnik

Wed 3/25

1:45 pm-8:04 pm

3 stops35h 19m

$1,375

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 12/29

3:30 pm-2:05 pm

3 stops16h 35m

Ljubljana Joze Pucnik

Fri 1/9

10:35 am-3:49 pm

3 stops35h 14m

$1,413

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 3/16

4:35 pm-2:05 pm

2 stops16h 30m

Ljubljana Joze Pucnik

Wed 3/25

1:45 pm-8:04 pm

3 stops35h 19m

$1,426

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

What is the cheapest day to depart on your flight to Slovenia?

According to our data, Monday is the cheapest day to fly to Slovenia from Philadelphia. The lowest ticket price found for a Monday departure recently was $946. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Thursday as prices are generally higher than usual. According to our data, the average ticket price to Slovenia on Thursday is $1,586.

Can stopping save me money on Philadelphia to Slovenia flights?

You could potentially save up to 4% 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

Direct flights

None
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 $750Free CancellationRating
6.8
7,579 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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