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$176+ Cheap flights from Newark (EWR) to Slovenia

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 10/15. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — LJU
Aug 4 — Aug 111
Mon 8/4
Mon 8/11
1 adult, Economy
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Cheap flight deals from Newark to Slovenia

Keep the following information in mind while searching for Newark to Slovenia flight deals. Data was last updated July 30, 2025.

Round-trip from

$508
(FlightHub)

One-way from

$176
(French Bee)

Popular in

December

Cheapest in

November

Average price

$992
From Newark to Slovenia
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One-way flight from Newark to Slovenia
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Highest demand for flights based on searches. 0% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($38 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from Newark to Slovenia

Cheapest flights from Newark to Slovenia
Explore the most affordable flight options available from Newark to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

This FlightHub deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/1911:10 pmEWR - LJU
1 stop31h 55mLOT
Tue 1/275:10 pmLJU - EWR
1 stop33h 50mLOT
Deal found 7/29$508
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/31:15 amEWR - LJU
1 stop10h 30mMultiple Airlines
Thu 9/116:30 pmLJU - EWR
1 stop32h 30mMultiple Airlines
Deal found 7/29$526
This Kiwi.com deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1810:00 pmEWR - LJU
1 stop18h 25mSWISS
Tue 1/272:55 pmLJU - EWR
1 stop11h 35mSWISS
Deal found 7/29$550
This Lufthansa deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/168:50 pmEWR - LJU
1 stop16h 40mLufthansa
Wed 1/2810:00 amLJU - EWR
1 stop15h 05mLufthansa
Deal found 7/29$583
This Delta deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/165:05 pmEWR - LJU
1 stop12h 35mDelta
Thu 1/2912:50 pmLJU - EWR
2 stops26h 45mDelta
Deal found 7/29$596
This Air France deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/182:45 pmEWR - LJU
2 stops14h 55mAir France
Tue 1/2712:50 pmLJU - EWR
2 stops18h 09mAir France
Deal found 7/29$601
This oojo deal was found by Cheapflights users on 7/28. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/2212:30 amEWR - LJU
1 stop30h 40mTurkish Airlines
Wed 10/12:05 pmLJU - EWR
1 stop14h 30mTurkish Airlines
Deal found 7/28$608
This KLM deal was found by Cheapflights users on 7/29. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/35:00 pmEWR - LJU
1 stop12h 35mKLM
Fri 9/129:00 amLJU - EWR
2 stops18h 05mKLM
Deal found 7/29$628

Cheapflights Fare Finder

 
Customize your flight search to find flights from Newark 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, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
Use the filters below to find and compare flights from Newark Airport to Slovenia that are best for you.

Fly from

Newark

Fly to

Slovenia

Route

Depart

Return

Price

NewarkLjubljana

EWR - LJU

EWRLJU

Newark

Wed 9/3

1:15 am-5:45 pm

1 stop10h 30m

Ljubljana Joze Pucnik

Thu 9/11

6:30 pm-9:00 pm

1 stop32h 30m

$526

NewarkLjubljana

EWR - LJU

EWRLJU

Newark

Sun 10/26

11:00 pm-2:20 pm

1 stop10h 20m

Ljubljana Joze Pucnik

Wed 11/5

2:55 pm-8:30 pm

1 stop11h 35m

$570

NewarkLjubljana

EWR - LJU

EWRLJU

Newark

Fri 10/10

8:20 pm-12:35 pm

2 stops34h 15m

Ljubljana Joze Pucnik

Sun 10/19

1:20 pm-5:45 pm

2 stops34h 25m

$578

NewarkLjubljana

EWR - LJU

EWRLJU

Newark

Mon 9/22

12:30 am-1:10 pm

1 stop30h 40m

Ljubljana Joze Pucnik

Wed 10/1

2:05 pm-10:35 pm

1 stop14h 30m

$608

NewarkLjubljana

EWR - LJU

EWRLJU

Newark

Sun 10/26

9:50 pm-7:30 pm

1 stop16h 40m

Ljubljana Joze Pucnik

Wed 11/5

6:35 am-7:05 pm

2 stops18h 30m

$613

NewarkLjubljana

EWR - LJU

EWRLJU

Newark

Sun 10/12

5:00 pm-11:35 am

1 stop12h 35m

Ljubljana Joze Pucnik

Fri 10/24

12:35 pm-12:59 am

2 stops18h 24m

$617

NewarkLjubljana

EWR - LJU

EWRLJU

Newark

Wed 9/3

5:00 pm-11:35 am

1 stop12h 35m

Ljubljana Joze Pucnik

Fri 9/12

9:00 am-9:05 pm

2 stops18h 05m

$628

NewarkLjubljana

EWR - LJU

EWRLJU

Newark

Wed 10/15

11:00 pm-5:45 pm

1 stop12h 45m

$176

NewarkLjubljana

EWR - LJU

EWRLJU

Newark

Tue 10/14

9:50 pm-6:35 pm

1 stop14h 45m

$360

NewarkLjubljana

EWR - LJU

EWRLJU

Newark

Tue 8/5

8:30 pm-12:40 pm

1 stop10h 10m

$365

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

Showing 1-10 of 14 results
1
2

Best time to book a flight from Newark to Slovenia

Have a flexible travel schedule? Discover the best time to fly to Slovenia from Newark with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Newark Airport to Slovenia

What is the cheapest month to book a flight from Newark Airport to Slovenia?

Currently, February is the cheapest month in which you can book a flight from Newark Airport to Slovenia (average of $710). Flying from Newark Airport to Slovenia in June is currently the most expensive (average of $1,443). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Slovenia

Get insights into the airlines that provide service to Slovenia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Slovenia. Reviews last updated July 30, 2025.
Read reviews from past customers who have flown Delta, KLM, and LOT from Newark Airport to Slovenia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Delta
8.0
Very good
7,980 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
KLM
7.8
Good
1,383 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
LOT
7.6
Good
1,105 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
Air France
7.5
Good
1,465 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.
SWISS
7.5
Good
1,686 reviews
Delta
8.0
Very good
7,980 reviews

Comfort

7.9

Overall

8.0

Food

7.3

Entertainment

7.9

Boarding

8.2

Crew

8.5

Reviews

1 / 20
10.0
Excellent

Kymberlee,Oct 2024

JFK - ATL

Overall it was good on the flight. Before the flight with checking the bag at JFK was a nightmare. It took way too long and the Delta concierge was very rude to everyone. But other than that it was fine.

Related info for your journey

Find useful and relevant information for your journey from Newark to Slovenia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines to fly from Newark Airport to Slovenia one-way?

    The cheapest airline one-way is SWISS, with whom users have recently found tickets for as low as $360. However, be on the lookout for offers from Lufthansa and Air France, as they are both options that can get you from Newark Airport to Slovenia for a low price.

  • Can I find deals for flights from Newark to Slovenia that include hotel bookings?

    Yes. In addition to deals on Newark to Slovenia flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Newark to Slovenia?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Newark to Slovenia.

  • Can I find deals for business class flights from Newark to Slovenia?

    Yes. Cheapflights offers flight deals from Newark to Slovenia by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Newark Airport to Slovenia?

    Currently, February is the cheapest month in which you can book a flight from Newark Airport to Slovenia (average of $710). Flying from Newark Airport to Slovenia in June is currently the most expensive (average of $1,443). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

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Alternative routes for Newark to Slovenia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from Newark to Slovenia

Discover the top 2 airlines that operate flights from Newark to Slovenia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated July 30, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$387Average$766FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$628Average$1,062FlexibilityNo cancel feeOn-time76%

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