Latest deals
Insights
FAQs
Reviews
Price Alerts

Cheap flights from Philadelphia to Slovenia from $812

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 3/18. 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

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Price Alerts

Not ready to book? to track prices.
Search flight deals

Find the cheapest flights from Philadelphia to Slovenia

Cheap round-trip flights

Enter your travel dates to find the best prices.
Lufthansa Logo
4:35 pm - 12:40 pmPHL-LJU
15h 05m2 stops
Lufthansa Logo
10:35 am - 5:05 pmLJU-PHL
11h 30m1 stop
$812Lufthansa
Find Deal
Wed, Mar 18 - Sun, Mar 22
Air France Logo
11:16 am - 12:20 pmPHL-LJU
20h 04m2 stops
Air France Logo
12:45 pm - 9:17 pmLJU-PHL
37h 32m2 stops
$882Air France
Find Deal
Wed, Mar 18 - Sun, Mar 22
Multiple Airlines Logo
3:30 pm - 7:30 pmPHL-LJU
22h 00m3 stops
Multiple Airlines Logo
6:35 am - 10:46 pmLJU-PHL
22h 11m3 stops
$937Multiple Airlines
Find Deal
Wed, Dec 31 - Wed, Jan 7
Multiple Airlines Logo
4:35 pm - 7:30 pmPHL-LJU
20h 55m2 stops
Multiple Airlines Logo
6:35 am - 10:46 pmLJU-PHL
22h 11m3 stops
$1,407Multiple Airlines
Find Deal
Wed, Dec 31 - Wed, Jan 7
Delta Logo
5:19 pm - 12:20 pmPHL-LJU
37h 01m2 stops
Delta Logo
12:50 pm - 5:57 pmLJU-PHL
35h 07m2 stops
$1,416Delta
Find Deal
Tue, Dec 23 - Wed, Feb 4
Air France Logo
7:19 pm - 11:40 amPHL-LJU
34h 21m2 stops
Air France Logo
12:50 pm - 8:40 pmLJU-PHL
37h 50m2 stops
$1,507Air France
Find Deal
Mon, Dec 22 - Fri, Feb 6
Delta Logo
7:19 pm - 11:40 amPHL-LJU
58h 21m2 stops
Delta Logo
12:50 pm - 6:58 pmLJU-PHL
36h 08m2 stops
$1,509Delta
Find Deal
Sun, Dec 21 - Fri, Feb 6
Delta Logo
5:49 pm - 12:20 pmPHL-LJU
36h 31m2 stops
Delta Logo
12:50 pm - 10:50 pmLJU-PHL
40h 00m2 stops
$2,054Delta
Find Deal
Wed, Dec 24 - Wed, Feb 4
Delta Logo
5:49 pm - 12:20 pmPHL-LJU
36h 31m2 stops
Delta Logo
12:50 pm - 8:40 pmLJU-PHL
37h 50m2 stops
$2,104Delta
Find Deal
Wed, Dec 24 - Fri, Feb 6
Delta Logo
5:56 pm - 12:20 pmPHL-LJU
36h 24m2 stops
Delta Logo
12:50 pm - 1:22 pmLJU-PHL
54h 32m2 stops
$2,249Delta
Find Deal
Sat, Dec 20 - Wed, Feb 4

Air France flights from Philadelphia to Slovenia

Our best Air France deals on Philadelphia to Slovenia flight tickets
Air France
Mar 18
PHL11:16 amPhiladelphia
20h 04m
2 stops
LJU12:20 pmLjubljana Joze Pucnik
Mar 22
LJU12:45 pmLjubljana Joze Pucnik
37h 32m
2 stops
PHL9:17 pmPhiladelphia
$882
Find similar
Air France
Dec 22
PHL7:19 pmPhiladelphia
34h 21m
2 stops
LJU11:40 amLjubljana Joze Pucnik
Feb 4
LJU12:50 pmLjubljana Joze Pucnik
34h 52m
2 stops
PHL5:42 pmPhiladelphia
$1,507
Find similar

Delta flights from Philadelphia to Slovenia

Our best Delta deals on Philadelphia to Slovenia flight tickets
Delta
Dec 23
PHL5:19 pmPhiladelphia
37h 01m
2 stops
LJU12:20 pmLjubljana Joze Pucnik
Feb 6
LJU12:50 pmLjubljana Joze Pucnik
36h 08m
2 stops
PHL6:58 pmPhiladelphia
$1,416
Find similar
Delta
Dec 21
PHL7:19 pmPhiladelphia
58h 21m
2 stops
LJU11:40 amLjubljana Joze Pucnik
Feb 4
LJU12:50 pmLjubljana Joze Pucnik
17h 32m
2 stops
PHL12:22 amPhiladelphia
$1,509
Find similar
Delta
Dec 24
PHL5:49 pmPhiladelphia
36h 31m
2 stops
LJU12:20 pmLjubljana Joze Pucnik
Feb 4
LJU12:50 pmLjubljana Joze Pucnik
40h 00m
2 stops
PHL10:50 pmPhiladelphia
$2,054
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 December 3, 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

Wed 3/18

4:35 pm-12:40 pm

2 stops15h 05m

Ljubljana Joze Pucnik

Sun 3/22

10:35 am-5:05 pm

1 stop11h 30m

$812

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 3/18

11:16 am-12:20 pm

2 stops20h 04m

Ljubljana Joze Pucnik

Sun 3/22

12:45 pm-9:17 pm

2 stops37h 32m

$882

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 12/31

3:30 pm-7:30 pm

3 stops22h 00m

Ljubljana Joze Pucnik

Wed 1/7

6:35 am-10:46 pm

3 stops22h 11m

$937

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 12/31

4:35 pm-7:30 pm

2 stops20h 55m

Ljubljana Joze Pucnik

Wed 1/7

6:35 am-10:46 pm

3 stops22h 11m

$1,407

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 12/23

5:19 pm-12:20 pm

2 stops37h 01m

Ljubljana Joze Pucnik

Wed 2/4

12:50 pm-5:57 pm

2 stops35h 07m

$1,416

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 12/22

7:19 pm-11:40 am

2 stops34h 21m

Ljubljana Joze Pucnik

Fri 2/6

12:50 pm-8:40 pm

2 stops37h 50m

$1,507

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Sun 12/21

7:19 pm-11:40 am

2 stops58h 21m

Ljubljana Joze Pucnik

Fri 2/6

12:50 pm-6:58 pm

2 stops36h 08m

$1,509

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 12/24

5:49 pm-12:20 pm

2 stops36h 31m

Ljubljana Joze Pucnik

Wed 2/4

12:50 pm-10:50 pm

2 stops40h 00m

$2,054

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 12/24

5:49 pm-12:20 pm

2 stops36h 31m

Ljubljana Joze Pucnik

Fri 2/6

12:50 pm-8:40 pm

2 stops37h 50m

$2,104

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Sat 12/20

5:56 pm-12:20 pm

2 stops36h 24m

Ljubljana Joze Pucnik

Wed 2/4

12:50 pm-1:22 pm

2 stops54h 32m

$2,249

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

Fastest flight time

13h 50m

Direct flights

None
The fastest flight from Philadelphia to Slovenia takes 13h 50m
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
7,612 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.

An easier way to manage your Slovenia trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.
Start using Trips
Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.
1 adult
Fri 1/2
Fri 1/9
By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to Slovenia

Popular cities in Slovenia

Popular flights according to clicks in the last 7 days on momondo
Flights to Ljubljanafrom $477
Flights to Portorož
Flights to Mariborfrom $3,530