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Cheap flights from Portland (PDX) to Slovenia

PDX — LJU
Mar 14 — Mar 211
Sat 3/14
Sat 3/21
1 adult, Economy
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Find flight deals from Portland to Slovenia

Keep the following information in mind while searching for Portland to Slovenia flight deals. Data was last updated February 12, 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. 15% potential increase in price ($206 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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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 February 12, 2026.
Get a feel of what it's like to fly with Delta and KLM from Portland to Slovenia by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,181 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Entertainment

7.8

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
8,181 reviews
Delta
7.9
Good
8,181 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Entertainment

7.8

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
1,451 reviews
Delta
7.9
Good
8,181 reviews

Crew

8.5

Boarding

8.1

Comfort

7.9

Overall

7.9

Food

7.2

Entertainment

7.8

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 Slovenia. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Portland to Slovenia?

    For a flight from Portland to Slovenia, you will be flying from Portland. Portland (PDX) is just 6.0 mi from the center of the city.

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

    For one-way options, check prices for British Airways. According to our data, you can fly for as low as $479. Users have also found prices from $482 and $564 on Delta and KLM, respectively.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portland 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.

See more FAQs

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Alternative routes for Portland to Slovenia

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Top 2 airlines flying from Portland to Slovenia

Discover the top 2 airlines that operate flights from Portland 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 February 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$689Average$1,020FlexibilityNo cancel feeOn-time75%
DeltaCheapest$845Average$1,463FlexibilityNo cancel feeOn-timeN/A

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