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$345+ Cheap flights from Boston (BOS) to Ljubljana (LJU)

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 10/28. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LJU
nov. 15 — nov. 221
sáb. 11/15
sáb. 11/22
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 24 days in advance, depart on a Sunday or Monday and return on a Tuesday

Cheap 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 octubre 16, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$515
(FlightHub)

One-way from

$345
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$687
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
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One-way flight from Boston Logan Intl to Ljubljana Joze Pucnik
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Highest demand for flights based on searches. 5% potential increase in price ($50 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($69 potential savings vs. average RT price).
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Average for round-trip flights in October 2025
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Find 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 octubre 16, 2025.

This FlightHub deal was found by Cheapflights users on 10/16. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 11/68:00 pmBOS - LJU
1 stop16h 40mTurkish Airlines
jue. 11/137:35 pmLJU - BOS
1 stop28h 30mTurkish Airlines
Deal found 10/16$515
This Gotogate deal was found by Cheapflights users on 10/15. 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.
vie. 10/249:40 pmBOS - LJU
1 stop18h 50mSWISS
jue. 11/66:30 amLJU - BOS
1 stop19h 50mSWISS
Deal found 10/15$523
This KAYAK deal was found by Cheapflights users on 10/13. 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.
sáb. 10/256:05 pmBOS - LJU
1 stop14h 35mSWISS
lun. 11/33:10 pmLJU - BOS
1 stop11h 10mSWISS
Deal found 10/13$525
This Mytrip deal was found by Cheapflights users on 10/15. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 11/119:50 pmBOS - LJU
1 stop18h 35mMultiple Airlines
vie. 11/219:45 amLJU - BOS
2 stops14h 17mMultiple Airlines
Deal found 10/15$531
This Cheapflightsfares deal was found by Cheapflights users on 10/14. 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.
sáb. 10/2510:50 pmBOS - LJU
1 stop9h 50mSWISS
mar. 11/42:55 pmLJU - BOS
1 stop11h 25mSWISS
Deal found 10/14$536
This Cheapflightsfares deal was found by Cheapflights users on 10/16. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 10/2810:50 pmBOS - LJU
1 stop18h 35mSWISS
dom. 11/25:30 amLJU - BOS
1 stop19h 50mSWISS
Deal found 10/16$541
This Expedia deal was found by Cheapflights users on 10/14. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 11/99:50 pmBOS - LJU
1 stop10h 30mMultiple Airlines
sáb. 11/226:30 amLJU - BOS
2 stops33h 02mMultiple Airlines
Deal found 10/14$545
This Lufthansa deal was found by Cheapflights users on 10/13. 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.
mié. 10/299:40 pmBOS - LJU
1 stop10h 00mMultiple Airlines
dom. 11/25:30 amLJU - BOS
1 stop19h 50mMultiple Airlines
Deal found 10/13$547
This Delta deal was found by Cheapflights users on 10/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/267:30 pmBOS - LJU
1 stop11h 10mDelta
sáb. 11/112:50 pmLJU - BOS
1 stop30h 30mDelta
Deal found 10/13$555
This Delta deal was found by Cheapflights users on 10/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/255:34 amBOS - LJU
2 stops25h 06mDelta
lun. 11/312:50 pmLJU - BOS
1 stop12h 05mDelta
Deal found 10/13$560
This Delta deal was found by Cheapflights users on 10/13. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
dom. 10/267:30 pmBOS - LJU
1 stop11h 10mDelta
lun. 11/312:25 pmLJU - BOS
2 stops24h 55mDelta
Deal found 10/13$564

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 octubre 16, 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

jue. 11/6

8:00 pm-6:40 pm

1 stop16h 40m

Ljubljana Joze Pucnik

jue. 11/13

7:35 pm-6:05 pm

1 stop28h 30m

$515

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

dom. 10/26

10:50 pm-10:25 pm

1 stop18h 35m

Ljubljana Joze Pucnik

lun. 11/3

6:30 am-8:20 pm

1 stop19h 50m

$525

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

lun. 10/27

10:50 pm-2:05 pm

1 stop10h 15m

Ljubljana Joze Pucnik

dom. 11/2

5:30 am-8:20 pm

1 stop19h 50m

$525

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

mar. 11/11

9:50 pm-10:25 pm

1 stop18h 35m

Ljubljana Joze Pucnik

vie. 11/21

9:45 am-6:02 pm

2 stops14h 17m

$531

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

vie. 11/14

9:50 pm-2:00 pm

1 stop10h 10m

Ljubljana Joze Pucnik

mié. 11/19

2:55 pm-8:20 pm

1 stop11h 25m

$536

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

dom. 10/26

10:50 pm-2:20 pm

1 stop10h 30m

Ljubljana Joze Pucnik

dom. 11/2

5:30 am-8:20 pm

1 stop19h 50m

$541

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

mar. 10/28

10:50 pm-2:05 pm

1 stop10h 15m

Ljubljana Joze Pucnik

dom. 11/2

5:30 am-8:20 pm

1 stop19h 50m

$541

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

dom. 11/9

9:50 pm-2:20 pm

1 stop10h 30m

Ljubljana Joze Pucnik

sáb. 11/22

6:30 am-9:32 am

2 stops33h 02m

$545

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

vie. 11/14

9:50 pm-10:15 pm

1 stop18h 25m

Ljubljana Joze Pucnik

mié. 11/19

6:30 am-7:12 pm

2 stops18h 42m

$545

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

mar. 10/28

7:05 pm-6:40 pm

3 stops42h 35m

$345

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/14

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 October.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy2 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 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 FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Ljubljana flight deals on Cheapflights vs. FlightHub >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 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 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 October 10, 2025.

The best time to book flights from Boston to Ljubljana is 22 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 $436). 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 octubre 16, 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.

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 octubre 16, 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
7,981 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Delta
7.9
Good
7,981 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
KLM
7.7
Good
1,404 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
SWISS
7.5
Good
1,772 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Turkish Airlines
7.3
Good
4,009 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.
Lufthansa
6.8
Okay
7,497 reviews
Delta
7.9
Good
7,981 reviews

Comfort

7.9

Crew

8.5

Overall

7.9

Boarding

8.2

Entertainment

7.9

Food

7.3

Reviews

1 / 20
8.0
Excellent

Matthew,Oct 2025

GSP - ATL

This is always a full flight since it is the connecting route to primary destinations through Atlanta. That said, the crew handles the full load well. Not much more to say, it is a short flight with no in-flight services due to the length.

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 Turkish Airlines and SWISS fly from Boston to Ljubljana in about 16h 40m. The time it takes to get you to your destination can typically vary by up to 1h 55m. 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 53% 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 $436). 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

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Kranjska Gora

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Alternative routes for Boston to Ljubljana

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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 octubre 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$441Average$740FlexibilityNo cancel feeOn-time79%
KLMCheapest$467Average$1,017FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$538Average$1,071FlexibilityNo cancel feeOn-time76%
DeltaCheapest$656Average$1,022FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$679Average$801FlexibilityNo cancel feeOn-time77%

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