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$318+ Cheap flights from Pasadena, CA 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 9/21. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — LJU
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Pasadena to Slovenia

Keep the following information in mind while searching for Pasadena to Slovenia flight deals. Data was last updated September 16, 2025.

Round-trip from

$548
(Kiwi.com)

One-way from

$318
(Connections by easyJet)

Popular in

June

Cheapest in

November

Average price

$883
From Pasadena to Slovenia
Search Deals
One-way flight from Pasadena to Slovenia
Search Deals
Highest demand for flights based on searches. 24% potential increase in price ($297 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($64 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Pasadena to Slovenia

Cheapest flights from Pasadena to Slovenia
Explore the most affordable flight options available from Pasadena to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/16. 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 11/42:18 pmLAX - LJU
2 stops34h 37mMultiple Airlines
Tue 11/116:30 amLJU - LAX
1 stop19h 05mMultiple Airlines
Deal found 9/16$548
This Kiwi.com deal was found by Cheapflights users on 9/16. 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.
Sun 11/95:30 pmLAX - LJU
1 stop17h 00mLufthansa
Tue 11/256:35 amLJU - LAX
2 stops19h 34mLufthansa
Deal found 9/16$551
This Gotogate deal was found by Cheapflights users on 9/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/98:45 amLAX - LJU
2 stops19h 10mMultiple Airlines
Tue 11/252:55 pmLJU - LAX
1 stop34h 40mMultiple Airlines
Deal found 9/15$567
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/217:35 pmLAX - LJU
1 stop14h 00mMultiple Airlines
Wed 11/1210:00 amLJU - LAX
1 stop14h 15mMultiple Airlines
Deal found 9/14$575
This Gotogate deal was found by Cheapflights users on 9/15. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/97:10 pmLAX - LJU
1 stop33h 55mSWISS
Tue 11/252:55 pmLJU - LAX
1 stop34h 40mSWISS
Deal found 9/15$576
This Lufthansa deal was found by Cheapflights users on 9/14. 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.
Mon 10/205:30 pmLAX - LJU
1 stop16h 55mLufthansa
Thu 11/136:35 amLJU - LAX
1 stop15h 30mLufthansa
Deal found 9/14$577
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2111:15 amLAX - LJU
2 stops22h 20mSWISS
Wed 11/126:30 amLJU - LAX
1 stop19h 05mSWISS
Deal found 9/14$580
This SWISS deal was found by Cheapflights users on 9/14. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/227:35 pmLAX - LJU
1 stop14h 00mSWISS
Wed 11/126:30 amLJU - LAX
1 stop19h 05mSWISS
Deal found 9/14$582
This Lufthansa deal was found by Cheapflights users on 9/14. 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.
Wed 10/228:25 amLAX - LJU
2 stops16h 10mLufthansa
Thu 11/136:35 amLJU - LAX
1 stop15h 30mLufthansa
Deal found 9/14$586
This SWISS deal was found by Cheapflights users on 9/14. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2111:15 amLAX - LJU
2 stops22h 20mSWISS
Tue 11/116:30 amLJU - LAX
1 stop19h 05mSWISS
Deal found 9/14$587

Cheapflights Fare Finder

 
Customize your flight search to find flights from Pasadena 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 September 16, 2025.
Use the filters below to find and compare flights from Pasadena to Slovenia that are best for you.

Fly from

Pasadena

Fly to

Slovenia

Route

Depart

Return

Price

Los AngelesLjubljana

LAX - LJU

LAXLJU

Los Angeles

Tue 11/4

2:18 pm-9:55 am

2 stops34h 37m

Ljubljana Joze Pucnik

Tue 11/11

6:30 am-4:35 pm

1 stop19h 05m

$548

Los AngelesLjubljana

LAX - LJU

LAXLJU

Los Angeles

Sun 11/9

5:30 pm-7:30 pm

1 stop17h 00m

Ljubljana Joze Pucnik

Tue 11/25

6:35 am-1:05 pm

1 stop15h 30m

$555

Los AngelesLjubljana

LAX - LJU

LAXLJU

Los Angeles

Sun 11/9

7:10 pm-2:05 pm

1 stop33h 55m

Ljubljana Joze Pucnik

Tue 11/25

2:55 pm-4:35 pm

1 stop34h 40m

$576

Los AngelesLjubljana

LAX - LJU

LAXLJU

Los Angeles

Tue 10/21

5:30 pm-7:25 pm

1 stop16h 55m

Ljubljana Joze Pucnik

Thu 11/13

6:35 am-1:05 pm

1 stop15h 30m

$577

Los AngelesLjubljana

LAX - LJU

LAXLJU

Los Angeles

Sun 11/9

11:20 pm-9:55 am

2 stops25h 35m

Ljubljana Joze Pucnik

Tue 11/25

6:35 am-12:30 am

2 stops26h 55m

$589

Los AngelesLjubljana

LAX - LJU

LAXLJU

Los Angeles

Wed 10/15

7:35 pm-6:35 pm

1 stop14h 00m

Ljubljana Joze Pucnik

Wed 10/22

6:40 am-1:00 pm

1 stop15h 20m

$593

Los AngelesLjubljana

LAX - LJU

LAXLJU

Los Angeles

Tue 10/14

7:35 pm-6:35 pm

1 stop14h 00m

Ljubljana Joze Pucnik

Tue 10/21

10:50 am-4:30 pm

1 stop14h 40m

$609

Los AngelesLjubljana

LAX - LJU

LAXLJU

Los Angeles

Mon 10/6

1:40 pm-8:30 am

1 stop33h 50m

Ljubljana Joze Pucnik

Wed 10/22

2:05 pm-10:25 pm

1 stop17h 20m

$621

Los AngelesLjubljana

LAX - LJU

LAXLJU

Los Angeles

Sun 9/21

4:30 pm-9:40 am

1 stop32h 10m

$318

Los AngelesLjubljana

LAX - LJU

LAXLJU

Los Angeles

Sun 3/15

7:00 am-7:10 pm

2 stops28h 10m

$424

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 14 results
1
2

Best time to book a flight from Pasadena to Slovenia

Have a flexible travel schedule? Discover the best time to fly to Slovenia from Pasadena 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 Pasadena to Slovenia

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

Currently, February is the cheapest month in which you can book a flight from Pasadena to Slovenia (average of $710). Flying from Pasadena to Slovenia in June is currently the most expensive (average of $1,442). 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.

What is the cheapest time of day to fly from P4S to SI?

Find hourly flight availability from Pasadena to Slovenia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 16, 2025.

When flying from Pasadena to Slovenia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 September 16, 2025.
Read reviews from past customers who have flown Delta, KLM, and SWISS from Pasadena 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
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,957 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
KLM
7.8
Good
1,386 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.6
Good
1,737 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Lufthansa
6.8
Okay
7,407 reviews
Delta
8.0
Very good
7,957 reviews

Comfort

7.9

Food

7.3

Crew

8.5

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

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

  • How long is the flight from Pasadena to Slovenia?

    Departing from Pasadena to Slovenia will take you 17h. There are 6164 mi between Pasadena and Slovenia. Both multi-stop and nonstop flights can be found to your destination and back.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Pasadena 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 Pasadena to Slovenia?

    Currently, February is the cheapest month in which you can book a flight from Pasadena to Slovenia (average of $710). Flying from Pasadena to Slovenia in June is currently the most expensive (average of $1,442). 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 Pasadena to Slovenia

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Pasadena to Slovenia

Discover the top 4 airlines that operate flights from Pasadena 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 September 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
LufthansaCheapest$624Average$945FlexibilityNo cancel feeOn-time76%
DeltaCheapest$657Average$1,016FlexibilityNo cancel feeOn-timeN/A
SWISSCheapest$687Average$836FlexibilityNo cancel feeOn-time79%
KLMCheapest$743Average$932FlexibilityNo cancel feeOn-time75%

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