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Ljubljana

Cheap flights from Portland (PDX) to Ljubljana (LJU)

PDX — LJU
Mar 5 — Mar 121
Thu 3/5
Thu 3/12
1 adult, Economy
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Find flight deals from Portland to Ljubljana

Discover tips and strategies to find the most affordable flight options for your journey from Portland (PDX) to Ljubljana (LJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

June

Cheapest in

August
Provider with most accurate pricing for Portland-Ljubljana Joze Pucnik flight deals.
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Provider most trusted by Cheapflights users for Portland-Ljubljana Joze Pucnik flights.
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Highest demand for flights based on searches. 12% potential increase in price ($153 potential increase over avg. RT price).
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Cheapest flight prices on average. 4% potential price decrease ($43 potential savings vs. average RT price).
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Compare providers for flights from Portland to Ljubljana

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Portland to Ljubljana in February.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
OvagoPrice Accuracy2 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*2 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Portland-Ljubljana flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Portland-Ljubljana flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Portland-Ljubljana flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Portland-Ljubljana flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Portland-Ljubljana flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from Portland to Ljubljana

Have a flexible travel schedule? Discover the best time to fly to Ljubljana from Portland 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.

Reviews of airlines servicing Ljubljana

Get insights into the airlines that provide service to Ljubljana. 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 Ljubljana. Reviews last updated February 3, 2026.
Peruse reviews from past customers who have flown with Delta and KLM from Portland to Ljubljana to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,138 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
Delta
7.9
Good
8,138 reviews
Delta
7.9
Good
8,138 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.
KLM
7.7
Good
1,448 reviews
Delta
7.9
Good
8,138 reviews

Entertainment

7.8

Boarding

8.1

Overall

7.9

Food

7.2

Comfort

7.9

Crew

8.5

Reviews

1 / 20
6.0
Good

Jim,Nov 2025

AVL - ATL

The exit row seats without a seat in front are great for leg room but don’t have a fold out entertainment console so you’re forced to use the screen several feet in front of you (there is, at least, a remote). Best to bring a tablet loaded with entertainment or a book.

Related info for your journey

Find useful and relevant information for your journey from Portland to Ljubljana. 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 flying from Portland to Ljubljana round-trip?

    KLM, at $689, was found to be the cheapest airline from Portland to Ljubljana. An alternate airline flying to your destination would be Delta. Users have found that KLM is 36% cheaper than the other options available to this destination.

  • What are the cheapest airlines to fly from Portland to Ljubljana one-way?

    The cheapest airline one-way is British Airways, with whom users have recently found tickets for as low as $479. However, be on the lookout for offers from Delta and KLM, as they are both options that can get you from Portland to Ljubljana for a low price.

  • Can I find deals for flights from Portland to Ljubljana that include hotel bookings?

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

  • How can I find direct flights from Portland to Ljubljana?

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

  • Can I find deals for business class flights from Portland to Ljubljana?

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

See more FAQs

Traveling to a place near Ljubljana?

Book flights to Ljubljana if you plan to visit one of these locations
Kranjska Gora

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Alternative routes for Portland to Ljubljana

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Top 2 airlines flying from Portland to Ljubljana

Discover the top 2 airlines that operate flights from Portland to Ljubljana. 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 February 3, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$689Average$947FlexibilityNo cancel feeOn-time75%
DeltaCheapest$845Average$1,168FlexibilityNo cancel feeOn-timeN/A

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