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Ljubljana

$315+ 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 10/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LJU
Aug 23 — Aug 301
Sat 8/23
Sat 8/30
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 22 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 August 18, 2025.

Round-trip from

$492
(Cheapflightsfares)

One-way from

$315
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$700
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. 24% potential increase in price ($297 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($59 potential savings vs. average RT price).
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Average for round-trip flights in August 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 August 18, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 8/16. 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.
Fri 11/149:50 pmBOS - LJU
1 stop10h 10mSWISS
Sat 11/222:50 pmLJU - BOS
1 stop11h 30mSWISS
Deal found 8/16$492
This Expedia deal was found by Cheapflights users on 8/16. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/149:50 pmBOS - LJU
1 stop10h 10mMultiple Airlines
Sat 11/226:30 amLJU - BOS
2 stops18h 42mMultiple Airlines
Deal found 8/16$499
This Expedia deal was found by Cheapflights users on 8/17. 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.
Thu 11/2710:15 amBOS - LJU
2 stops21h 20mMultiple Airlines
Sun 11/304:30 pmLJU - BOS
2 stops50h 55mMultiple Airlines
Deal found 8/17$571
This Travelocity deal was found by Cheapflights users on 8/17. 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 Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/234:35 pmBOS - LJU
2 stops20h 55mMultiple Airlines
Sun 11/304:30 pmLJU - BOS
2 stops50h 55mMultiple Airlines
Deal found 8/17$580
This Finnair deal was found by Cheapflights users on 8/17. 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 Finnair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/136:28 pmBOS - LJU
2 stops40h 47mMultiple Airlines
Thu 10/169:30 amLJU - BOS
2 stops18h 49mMultiple Airlines
Deal found 8/17$636
This Booking.com deal was found by Cheapflights users on 8/17. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/238:40 pmBOS - LJU
1 stop16h 50mLufthansa
Sun 11/306:35 amLJU - BOS
1 stop12h 50mLufthansa
Deal found 8/17$655
This Booking.com deal was found by Cheapflights users on 8/16. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/148:05 pmBOS - LJU
1 stop10h 35mLufthansa
Tue 10/286:35 amLJU - BOS
1 stop12h 50mLufthansa
Deal found 8/16$656
This Gotogate deal was found by Cheapflights users on 8/18. 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.
Wed 10/810:20 amBOS - LJU
2 stops17h 45mMultiple Airlines
Thu 10/1610:50 amLJU - BOS
1 stop15h 05mMultiple Airlines
Deal found 8/18$658
This Gotogate deal was found by Cheapflights users on 8/16. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/149:40 pmBOS - LJU
1 stop30h 25mMultiple Airlines
Tue 10/286:30 amLJU - BOS
2 stops17h 42mMultiple Airlines
Deal found 8/16$662

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 August 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

Fri 11/14

9:50 pm-2:00 pm

1 stop10h 10m

Ljubljana Joze Pucnik

Sat 11/22

2:50 pm-8:20 pm

1 stop11h 30m

$492

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Fri 11/14

5:30 am-2:00 pm

2 stops26h 30m

Ljubljana Joze Pucnik

Sat 11/22

6:30 am-9:32 am

2 stops33h 02m

$499

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Thu 11/27

10:15 am-1:35 pm

2 stops21h 20m

Ljubljana Joze Pucnik

Sun 11/30

4:30 pm-1:25 pm

2 stops50h 55m

$571

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 11/23

9:50 pm-2:20 pm

1 stop10h 30m

Ljubljana Joze Pucnik

Sun 11/30

4:30 pm-1:25 pm

2 stops50h 55m

$571

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Mon 10/13

6:28 pm-5:15 pm

2 stops40h 47m

Ljubljana Joze Pucnik

Thu 10/16

9:30 am-10:19 pm

2 stops18h 49m

$636

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 11/23

8:40 pm-7:30 pm

1 stop16h 50m

Ljubljana Joze Pucnik

Sun 11/30

6:35 am-1:25 pm

1 stop12h 50m

$655

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Tue 10/14

8:05 pm-12:40 pm

1 stop10h 35m

Ljubljana Joze Pucnik

Tue 10/28

6:35 am-2:25 pm

1 stop12h 50m

$656

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 10/8

10:20 am-10:05 am

2 stops17h 45m

Ljubljana Joze Pucnik

Thu 10/16

10:50 am-7:55 pm

1 stop15h 05m

$658

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sat 10/4

6:10 pm-10:15 am

2 stops34h 05m

$315

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Fri 10/3

9:25 pm-7:55 am

3 stops28h 30m

$367

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/17

Showing 1-10 of 13 results
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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 August 8, 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, February is the cheapest month in which you can book a flight from Boston to Ljubljana (average of $710). Flying from Boston to Ljubljana in June is currently the most expensive (average of $1,443). 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 August 18, 2025.

It’s typically best to fly out from Boston to Ljubljana in the afternoon. Doing so could potentially save you 13% on the flight price compared to flying at noon, 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 August 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
8.0
Very good
7,981 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Delta
8.0
Very good
7,981 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
KLM
7.8
Good
1,385 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
SWISS
7.6
Good
1,699 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Turkish Airlines
7.3
Good
3,945 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!
Lufthansa
6.8
Okay
7,330 reviews
Delta
8.0
Very good
7,981 reviews

Crew

8.5

Boarding

8.2

Comfort

7.9

Food

7.3

Overall

8.0

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

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 fly from Boston to Ljubljana in about 10h 10m. The time it takes to get you to your destination can typically vary by up to . The distance from Boston to Ljubljana is about 4018 mi.

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

    According to our current data, SWISS ($442), KLM ($467), and Lufthansa ($538) offers the cheapest pricing from Boston to Ljubljana. These flights start at 52% 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, February is the cheapest month in which you can book a flight from Boston to Ljubljana (average of $710). Flying from Boston to Ljubljana in June is currently the most expensive (average of $1,443). 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 August 18, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$442Average$919FlexibilityNo cancel feeOn-time79%
KLMCheapest$467Average$1,017FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$538Average$1,062FlexibilityNo cancel feeOn-time76%
DeltaCheapest$656Average$1,022FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$679Average$801FlexibilityNo cancel feeOn-time77%

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