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Cheap flights from Philadelphia to Slovenia from $310

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 10/19. 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
6:25 am - 4:05 pm
LJU
-
PHL
15h 40m
1 stop
$932Lufthansa
Mon, Sep 14 - Wed, Sep 23
Multiple Airlines Logo
3:25 pm - 7:25 pm
PHL
-
LJU
22h 00m
2 stops
Multiple Airlines Logo
6:25 am - 4:05 pm
LJU
-
PHL
15h 40m
1 stop
$939Multiple Airlines
Mon, Sep 14 - Wed, Sep 23
Multiple Airlines Logo
10:05 am - 10:05 am
PHL
-
LJU
18h 00m
2 stops
Multiple Airlines Logo
10:10 am - 4:05 pm
LJU
-
PHL
11h 55m
1 stop
$941Multiple Airlines
Mon, Sep 7 - Wed, Sep 16
Multiple Airlines Logo
3:25 pm - 7:25 pm
PHL
-
LJU
22h 00m
2 stops
Multiple Airlines Logo
6:25 am - 9:32 pm
LJU
-
PHL
21h 07m
2 stops
$944Multiple Airlines
Mon, Sep 14 - Wed, Sep 23
Multiple Airlines Logo
10:05 am - 10:05 am
PHL
-
LJU
18h 00m
2 stops
Multiple Airlines Logo
1:15 pm - 2:47 pm
LJU
-
PHL
31h 32m
2 stops
$945Multiple Airlines
Mon, Sep 7 - Wed, Sep 16
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
$952Lufthansa
Sun, Sep 13 - Mon, Sep 28
Multiple Airlines Logo
5:40 pm - 1:15 pm
PHL
-
LJU
13h 35m
1 stop
Multiple Airlines Logo
10:50 am - 5:54 pm
LJU
-
PHL
37h 04m
2 stops
$953Multiple Airlines
Sun, Sep 13 - Mon, Sep 28
Delta Logo
6:00 am - 11:20 am
PHL
-
LJU
23h 20m
2 stops
Delta Logo
6:00 am - 4:11 pm
LJU
-
PHL
16h 11m
2 stops
$971Delta
Tue, Aug 18 - Tue, Aug 25
Lufthansa Logo
5:40 pm - 1:15 pm
PHL
-
LJU
13h 35m
1 stop
Lufthansa Logo
6:55 am - 4:05 pm
LJU
-
PHL
15h 10m
1 stop
$972Lufthansa
Tue, Aug 18 - Tue, Aug 25
Delta Logo
5:29 pm - 12:05 pm
PHL
-
LJU
12h 36m
2 stops
Delta Logo
6:00 am - 7:58 pm
LJU
-
PHL
19h 58m
2 stops
$975Delta
Wed, Aug 5 - Wed, Aug 26

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United Airlines flights from Philadelphia to Slovenia

Our best United Airlines deals on Philadelphia to Slovenia flight tickets
United Airlines
Sep 20
PHL5:40 pmPhiladelphia
13h 35m
1 stop
LJU1:15 pmLjubljana Joze Pucnik
Oct 13
LJU9:55 amLjubljana Joze Pucnik
12h 10m
1 stop
PHL4:05 pmPhiladelphia
$994
United Airlines
Sep 20
PHL3:25 pmPhiladelphia
35h 50m
2 stops
LJU9:15 amLjubljana Joze Pucnik
Oct 13
LJU9:55 amLjubljana Joze Pucnik
12h 10m
1 stop
PHL4:05 pmPhiladelphia
$997
United Airlines
Sep 23
PHL10:30 amPhiladelphia
16h 45m
2 stops
LJU9:15 amLjubljana Joze Pucnik
Oct 13
LJU9:55 amLjubljana Joze Pucnik
12h 10m
1 stop
PHL4:05 pmPhiladelphia
$999

Delta flights from Philadelphia to Slovenia

Our best Delta deals on Philadelphia to Slovenia flight tickets
Delta
Aug 18
PHL6:00 amPhiladelphia
23h 20m
2 stops
LJU11:20 amLjubljana Joze Pucnik
Aug 25
LJU6:00 amLjubljana Joze Pucnik
16h 11m
2 stops
PHL4:11 pmPhiladelphia
$971
Delta
Aug 5
PHL5:29 pmPhiladelphia
12h 36m
2 stops
LJU12:05 pmLjubljana Joze Pucnik
Aug 26
LJU6:00 amLjubljana Joze Pucnik
19h 58m
2 stops
PHL7:58 pmPhiladelphia
$975
Delta
Sep 20
PHL12:29 pmPhiladelphia
19h 21m
2 stops
LJU1:50 pmLjubljana Joze Pucnik
Oct 16
LJU6:00 amLjubljana Joze Pucnik
23h 12m
2 stops
PHL11:12 pmPhiladelphia
$993

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 22, 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 9/14

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Wed 9/23

6:25 am-4:05 pm

1 stop15h 40m

$932

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 9/14

3:25 pm-7:25 pm

2 stops22h 00m

Ljubljana Joze Pucnik

Wed 9/23

6:25 am-4:05 pm

1 stop15h 40m

$939

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 9/7

10:05 am-10:05 am

2 stops18h 00m

Ljubljana Joze Pucnik

Wed 9/16

10:10 am-4:05 pm

1 stop11h 55m

$941

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 9/14

3:25 pm-7:25 pm

2 stops22h 00m

Ljubljana Joze Pucnik

Wed 9/23

6:25 am-9:32 pm

2 stops21h 07m

$944

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Mon 9/7

10:05 am-10:05 am

2 stops18h 00m

Ljubljana Joze Pucnik

Wed 9/16

1:15 pm-2:47 pm

2 stops31h 32m

$945

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Sun 9/13

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Mon 9/28

2:05 pm-4:05 pm

1 stop32h 00m

$952

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Sun 9/13

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Mon 9/28

10:50 am-5:54 pm

2 stops37h 04m

$953

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 8/18

6:00 am-11:20 am

2 stops23h 20m

Ljubljana Joze Pucnik

Tue 8/25

6:00 am-4:11 pm

2 stops16h 11m

$971
Quickest round-trip

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Tue 8/18

5:40 pm-1:15 pm

1 stop13h 35m

Ljubljana Joze Pucnik

Tue 8/25

6:55 am-4:05 pm

1 stop15h 10m

$972

PhiladelphiaLjubljana

PHL - LJU

PHLLJU

Philadelphia

Wed 8/5

5:29 pm-12:05 pm

2 stops12h 36m

Ljubljana Joze Pucnik

Wed 8/26

6:00 am-7:58 pm

2 stops19h 58m

$975

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

19h 21m

Direct flights

None
The fastest flight from Philadelphia to Slovenia takes 19h 21m
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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