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Ljubljana

$519+ Cheap flights from Boston (BOS) to Ljubljana (LJU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/5. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LJU
Jan 17 — Jan 241
Sat 1/17
Sat 1/24
1 adult, Economy
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Cheapflights Tip: The best prices from Boston Logan Intl to Ljubljana Joze Pucnik are usually found in January or August, booked 81 days in advance, depart on a Sunday or Monday and return on a Tuesday

Cheap flight deals from Boston to Ljubljana

Cheapest flights from Boston to Ljubljana
Explore the most affordable flight options available from Boston to Ljubljana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 18, 2025.

This Mytrip deal was found by Cheapflights users on 12/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/1711:35 amBOS - LJU
3 stops25h 55mMultiple Airlines
Wed 12/246:35 amLJU - BOS
3 stops17h 15mMultiple Airlines
Deal found 12/16$1,722
This FlightHub deal was found by Cheapflights users on 12/15. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/153:40 pmBOS - LJU
2 stops18h 50mLOT
Fri 1/91:45 pmLJU - BOS
2 stops24h 12mLOT
Deal found 12/15$1,888
This KAYAK deal was found by Cheapflights users on 12/16. 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 KAYAK is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/178:40 pmBOS - LJU
1 stop16h 50mLufthansa
Wed 12/246:35 amLJU - BOS
2 stops18h 13mLufthansa
Deal found 12/16$1,918
This Cheapflightsfares deal was found by Cheapflights users on 12/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1510:10 pmBOS - LJU
1 stop9h 55mSWISS
Fri 1/92:20 pmLJU - BOS
1 stop11h 40mSWISS
Deal found 12/15$2,144
This Cheapflightsfares deal was found by Cheapflights users on 12/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1510:10 pmBOS - LJU
1 stop9h 55mMultiple Airlines
Fri 1/99:45 amLJU - BOS
2 stops15h 12mMultiple Airlines
Deal found 12/15$2,158
This Mytrip deal was found by Cheapflights users on 12/16. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/1810:10 pmBOS - LJU
3 stops28h 45mMultiple Airlines
Tue 12/309:20 amLJU - BOS
1 stop14h 45mMultiple Airlines
Deal found 12/16$2,179

Find flight deals from Boston to Ljubljana

Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) 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 December 18, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$519
(Cheapflightsfares)

Popular in

June

Cheapest in

January

Average price

$1,226
Provider with most accurate pricing for Boston Logan Intl-Ljubljana Joze Pucnik flight deals.
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Provider most trusted by Cheapflights users for Boston Logan Intl-Ljubljana Joze Pucnik flights.
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From Boston Logan Intl to Ljubljana Joze Pucnik
Search Deals
Highest demand for flights based on searches. 25% potential increase in price ($306 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 6% potential price decrease ($56 potential savings vs. average RT price).
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Average for round-trip flights in December 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Ljubljana 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 December 18, 2025.
Use the filters below to find and compare flights from Boston to Ljubljana that are best for you.

Fly from

Boston

Fly to

Ljubljana

Route

Depart

Return

Price

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 4/5

9:40 pm-1:55 pm

1 stop10h 15m

Ljubljana Joze Pucnik

Thu 4/16

2:50 pm-7:55 pm

1 stop11h 05m

$519

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 2/1

2:20 pm-12:55 pm

2 stops16h 35m

Ljubljana Joze Pucnik

Sun 2/15

6:30 am-8:00 pm

1 stop19h 30m

$526

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 1/25

8:40 pm-7:30 pm

1 stop16h 50m

Ljubljana Joze Pucnik

Sun 2/8

9:45 am-6:35 pm

1 stop14h 50m

$533

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Thu 1/29

10:15 am-1:35 pm

2 stops21h 20m

Ljubljana Joze Pucnik

Thu 2/5

2:25 pm-8:00 pm

1 stop11h 35m

$540

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Mon 4/6

9:40 pm-2:00 pm

1 stop10h 20m

Ljubljana Joze Pucnik

Thu 4/16

2:50 pm-7:55 pm

1 stop11h 05m

$546

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 2/1

8:40 pm-7:30 pm

1 stop16h 50m

Ljubljana Joze Pucnik

Sun 2/15

9:45 am-6:35 pm

1 stop14h 50m

$546

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sat 4/4

9:40 pm-11:05 pm

1 stop19h 25m

Ljubljana Joze Pucnik

Thu 4/16

2:50 pm-3:30 pm

1 stop30h 40m

$546

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 1/25

2:20 pm-12:55 pm

2 stops16h 35m

Ljubljana Joze Pucnik

Sun 2/8

9:45 am-6:35 pm

1 stop14h 50m

$547

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 4/5

5:05 pm-1:55 pm

1 stop14h 50m

Ljubljana Joze Pucnik

Thu 4/16

6:25 am-5:57 pm

2 stops17h 32m

$549

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sat 1/31

3:40 pm-12:55 pm

2 stops15h 15m

Ljubljana Joze Pucnik

Sat 2/7

9:45 am-6:35 pm

1 stop14h 50m

$551

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/17

Showing 1-10 of 15 results
1
2

Compare providers for flights from Boston 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 Boston to Ljubljana in December.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*1 star
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy2 starsTrust Score*3 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 Boston-Ljubljana flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Boston-Ljubljana flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Boston-Ljubljana flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Boston-Ljubljana flights, Cheapflights users trust eDreams the most. eDreams 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 Boston-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 Boston to Ljubljana

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

How far ahead should I book a flight from Boston to Ljubljana?

Use this chart to determine the optimal time to book a round-trip flight from Boston to Ljubljana. Price data was last updated on December 12, 2025.

The best time to book flights from Boston to Ljubljana is 79 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston to Ljubljana?

Currently, January is the cheapest month in which you can book a flight from Boston to Ljubljana (average of $427). Flying from Boston to Ljubljana in June is currently the most expensive (average of $1,011). 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 BOS to LJU?

Find hourly flight availability from Boston to Ljubljana. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 18, 2025.

It’s typically best to fly out from Boston to Ljubljana at noon. Doing so could potentially save you 20% on the flight price compared to flying in the afternoon, which is usually more expensive.

How much does it cost to fly round-trip from Boston to Ljubljana?

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 December 18, 2025.
See what other customers who have flown with Delta, KLM, and SWISS from Boston to Ljubljana have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,005 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

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
8,005 reviews
Delta
7.9
Good
8,005 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

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
1,428 reviews
Delta
7.9
Good
8,005 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

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.
SWISS
7.5
Good
1,815 reviews
Delta
7.9
Good
8,005 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

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.
Turkish Airlines
7.3
Good
4,105 reviews
Delta
7.9
Good
8,005 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

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.
Lufthansa
6.8
Okay
7,635 reviews
Delta
7.9
Good
8,005 reviews

Overall

7.9

Crew

8.5

Comfort

7.9

Entertainment

7.9

Food

7.3

Boarding

8.1

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 Boston to Ljubljana. 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 Boston to Ljubljana?

    Airlines like SWISS and Lufthansa fly from Boston to Ljubljana in about 10h 15m. The time it takes to get you to your destination can typically vary by up to 6h 35m. The distance from Boston to Ljubljana is about 4018 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the cheapest airlines flying from Boston to Ljubljana round-trip?

    According to our current data, SWISS ($441), KLM ($467), and Lufthansa ($538) offers the cheapest pricing from Boston to Ljubljana. These flights start at 51% lower than the current average price 3 months from now.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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.

  • What is the cheapest month to book a flight from Boston to Ljubljana?

    Currently, January is the cheapest month in which you can book a flight from Boston to Ljubljana (average of $427). Flying from Boston to Ljubljana in June is currently the most expensive (average of $1,011). 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

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 Boston to Ljubljana

See prices for flight routes from nearby airports that may be better suited for you.
Boston to Maribor flights

Top 5 airlines flying from Boston to Ljubljana

Discover the top 5 airlines that operate flights from Boston 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 December 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$441Average$697FlexibilityNo cancel feeOn-time79%
KLMCheapest$467Average$1,017FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$538Average$1,074FlexibilityNo cancel feeOn-time76%
DeltaCheapest$591Average$994FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$661Average$843FlexibilityNo cancel feeOn-time77%

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