$530 Cheap Flights from Boise (BOI) to Ljubljana (LJU)

View $530 flight on Sun, Apr 12, 2026Opens in a new window

Popular airlines from Boise Airport (BOI) to Joze Pucnik Airport (LJU)

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Cheap Flights from Boise to Ljubljana (BOI-LJU)

Prices were available within the past 7 days and start at $530 for one-way flights and $740 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Aug 5 - Tue, Aug 19
BOI
Boise
LJU
Ljubljana
$740 Roundtrip, found 3 days ago
$740
Roundtrip
found 3 days ago
Select United flight, departing Tue, Aug 5 from Boise to Ljubljana, returning Tue, Aug 19, priced at $740 found 3 days ago
Delta
Tue, Aug 5 - Fri, Aug 22
BOI
Boise
LJU
Ljubljana
$742 Roundtrip, found 3 days ago
$742
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Aug 5 from Boise to Ljubljana, returning Fri, Aug 22, priced at $742 found 3 days ago
Lufthansa
Mon, Aug 4 - Tue, Aug 19
BOI
Boise
LJU
Ljubljana
$754 Roundtrip, found 3 days ago
$754
Roundtrip
found 3 days ago
Select Lufthansa flight, departing Mon, Aug 4 from Boise to Ljubljana, returning Tue, Aug 19, priced at $754 found 3 days ago
KLM
Mon, Aug 4 - Fri, Aug 22
BOI
Boise
LJU
Ljubljana
$768 Roundtrip, found 3 days ago
$768
Roundtrip
found 3 days ago
Select KLM flight, departing Mon, Aug 4 from Boise to Ljubljana, returning Fri, Aug 22, priced at $768 found 3 days ago
Delta
Tue, Aug 12 - Tue, Aug 26
BOI
Boise
LJU
Ljubljana
$782 Roundtrip, found 3 days ago
$782
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Aug 12 from Boise to Ljubljana, returning Tue, Aug 26, priced at $782 found 3 days ago
Delta
Tue, Aug 12 - Mon, Aug 25
BOI
Boise
LJU
Ljubljana
$792 Roundtrip, found 3 days ago
$792
Roundtrip
found 3 days ago
Select Delta flight, departing Tue, Aug 12 from Boise to Ljubljana, returning Mon, Aug 25, priced at $792 found 3 days ago
Delta
Sun, Aug 10 - Mon, Aug 25
BOI
Boise
LJU
Ljubljana
$792 Roundtrip, found 3 days ago
$792
Roundtrip
found 3 days ago
Select Delta flight, departing Sun, Aug 10 from Boise to Ljubljana, returning Mon, Aug 25, priced at $792 found 3 days ago
KLM
Sun, Apr 12 - Thu, Apr 30
BOI
Boise
LJU
Ljubljana
$795 Roundtrip, found 5 days ago
$795
Roundtrip
found 5 days ago
Select KLM flight, departing Sun, Apr 12 from Boise to Ljubljana, returning Thu, Apr 30, priced at $795 found 5 days ago
KLM
Sun, Apr 12 - Thu, Apr 30
BOI
Boise
LJU
Ljubljana
$809 Roundtrip, found 5 days ago
$809
Roundtrip
found 5 days ago
Select KLM flight, departing Sun, Apr 12 from Boise to Ljubljana, returning Thu, Apr 30, priced at $809 found 5 days ago
Swiss International Air Lines
Mon, Aug 11 - Wed, Aug 27
BOI
Boise
LJU
Ljubljana
$832 Roundtrip, found 3 days ago
$832
Roundtrip
found 3 days ago
Select Swiss International Air Lines flight, departing Mon, Aug 11 from Boise to Ljubljana, returning Wed, Aug 27, priced at $832 found 3 days ago
Flights from Boise (BOI) to Ljubljana (LJU)
Origin airport
Boise
Destination airport
Joze Pucnik
Airlines serving
British Airways, Finnair, Lufthansa
Roundtrip price
$739
Distance
5537 mi

Boise to Ljubljana Flights

The cheapest times to fly from Boise to Ljubljana

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Boise to Ljubljana are during the month of August. You can find some of the cheapest flights from Boise to Ljubljana with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Boise to Ljubljana

Sunday is one of the best days to book for cheap flights from Boise to Ljubljana: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Boise to Ljubljana

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Boise to Ljubljana in 2025. You can also book with separate airlines for your outbound and return journeys, from $530 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Boise to Ljubljana flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Boise to Ljubljana airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from Boise Airport (BOI) to Joze Pucnik Airport (LJU) cost?
Discover the latest flight deals from BOI to LJU by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from BOI to LJU?
The cheapest flights from BOI to LJU are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
What is the cheapest airline that flies from BOI to LJU?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from BOI to LJU. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from Boise Airport (BOI) to Joze Pucnik Airport (LJU)?
You'll need to catch a flight with a layover when traveling from Boise Airport (BOI) to Joze Pucnik Airport (LJU). Direct flights don't operate daily on this route. However, simply filter your search to include one or more stops to find the best option for your trip.
What day of the week has the most flights from BOI to LJU?
You'll generally find Tuesday the quietest day for flights, while Fridays tend to be the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Boise Airport (BOI) to Joze Pucnik Airport (LJU)?
To avoid potential delays on the Boise Airport (BOI) to Joze Pucnik Airport (LJU) route, aim to fly before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Boise Airport (BOI) to Joze Pucnik Airport (LJU) last-minute?
Holding off until just before your departure to book a flight from BOI to LJU generally means paying more. While you might find some last-minute deals, they aren't always guaranteed. Keep your travel schedule open for the best chance of snagging a bargain.
Is it cheaper to book a BOI to LJU flight and hotel package?
Opting for a BOI to LJU flight and hotel package is generally cheaper than booking separately. With Expedia, you can enjoy the ease of organizing your travels in one place. Choose from our impressive range of stays and then add flights, car rentals and activities to your booking. Bundle everything together, and you could save hundreds of dollars.
Can I cancel or change the date of my flight from Boise Airport (BOI) to Joze Pucnik Airport (LJU)?
If you reserved your BOI to LJU flight in the last 24 hours, you may be able to cancel or modify it without any fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, head to our Customer Service portal if you want more information.

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*Available to One Key members.