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$312+ Cheap flights from Boston (BOS) to Slovenia

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 3/4. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LJU
Feb 5 — Feb 121
Thu 2/5
Thu 2/12
1 adult, Economy
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Cheap flight deals from Boston to Slovenia

Keep the following information in mind while searching for Boston to Slovenia flight deals. Data was last updated January 6, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$522
(Cheapflightsfares)

One-way from

$312
(Kiwi.com)

Popular in

December

Cheapest in

January

Average price

$557
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 Slovenia
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One-way flight from Boston Logan Intl to Slovenia
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Highest demand for flights based on searches. 7% potential increase in price ($78 potential increase over avg. RT price).
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Cheapest flight prices on average. 8% potential price decrease ($72 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Boston to Slovenia

Cheapest flights from Boston to Slovenia
Explore the most affordable flight options available from Boston to Slovenia. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 6, 2026.

This Cheapflightsfares deal was found by Cheapflights users on 1/5. 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.
Thu 1/229:50 pmBOS - LJU
1 stop9h 45mSWISS
Thu 1/292:25 pmLJU - BOS
1 stop11h 55mSWISS
Deal found 1/5$522
This Cheapflightsfares deal was found by Cheapflights users on 1/5. 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.
Sun 4/269:40 pmBOS - LJU
1 stop10h 15mSWISS
Tue 5/52:50 pmLJU - BOS
1 stop11h 05mSWISS
Deal found 1/5$523
This Booking.com deal was found by Cheapflights users on 1/5. 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.
Mon 3/22:20 pmBOS - LJU
2 stops16h 20mMultiple Airlines
Mon 3/163:10 pmLJU - BOS
1 stop10h 50mMultiple Airlines
Deal found 1/5$525
This Cheapflightsfares deal was found by Cheapflights users on 1/5. 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.
Tue 4/145:05 pmBOS - LJU
1 stop14h 50mSWISS
Wed 4/292:50 pmLJU - BOS
1 stop11h 05mSWISS
Deal found 1/5$527
This Kiwi.com deal was found by Cheapflights users on 1/4. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/245:05 pmBOS - LJU
1 stop14h 45mSWISS
Sun 5/106:25 amLJU - BOS
1 stop15h 05mSWISS
Deal found 1/4$529
This FlightHub deal was found by Cheapflights users on 1/6. 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.
Sat 3/78:00 pmBOS - LJU
1 stop30h 25mTurkish Airlines
Tue 3/247:35 pmLJU - BOS
1 stop28h 30mTurkish Airlines
Deal found 1/6$531
This Justfly.com deal was found by Cheapflights users on 1/5. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/28:00 pmBOS - LJU
1 stop16h 40mTurkish Airlines
Mon 3/167:35 pmLJU - BOS
1 stop28h 30mTurkish Airlines
Deal found 1/5$535
This Mytrip deal was found by Cheapflights users on 1/4. 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 3/259:40 pmBOS - LJU
1 stop16h 50mMultiple Airlines
Wed 4/81:15 pmLJU - BOS
2 stops14h 12mMultiple Airlines
Deal found 1/4$536
This Mytrip deal was found by Cheapflights users on 1/5. 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 3/259:40 pmBOS - LJU
1 stop16h 50mMultiple Airlines
Wed 4/11:15 pmLJU - BOS
2 stops14h 12mMultiple Airlines
Deal found 1/5$539
This Mytrip deal was found by Cheapflights users on 1/5. 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 3/2510:50 pmBOS - LJU
1 stop9h 45mSWISS
Wed 4/110:50 amLJU - BOS
1 stop15h 05mSWISS
Deal found 1/5$540
This oojo deal was found by Cheapflights users on 1/5. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/129:40 pmBOS - LJU
1 stop19h 25mSWISS
Thu 11/56:20 amLJU - BOS
1 stop20h 00mSWISS
Deal found 1/5$542

Cheapflights Fare Finder

 
Customize your flight search to find flights from Boston to Slovenia 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 January 6, 2026.
Use the filters below to find and compare flights from Boston to Slovenia that are best for you.

Fly from

Boston

Fly to

Slovenia

Route

Depart

Return

Price

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Thu 1/22

9:50 pm-1:35 pm

1 stop9h 45m

Ljubljana Joze Pucnik

Thu 1/29

2:25 pm-8:20 pm

1 stop11h 55m

$522

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Mon 4/13

9:40 pm-2:00 pm

1 stop10h 20m

Ljubljana Joze Pucnik

Wed 4/29

10:50 am-3:30 pm

1 stop10h 40m

$523

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Fri 4/3

9:40 pm-1:50 pm

1 stop10h 10m

Ljubljana Joze Pucnik

Fri 4/10

2:55 pm-7:55 pm

1 stop11h 00m

$523

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Fri 4/24

5:05 pm-9:25 am

1 stop10h 20m

Ljubljana Joze Pucnik

Sat 5/2

2:50 pm-7:55 pm

1 stop11h 05m

$523

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 4/26

9:40 pm-1:55 pm

1 stop10h 15m

Ljubljana Joze Pucnik

Tue 5/5

2:50 pm-7:55 pm

1 stop11h 05m

$523

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Tue 4/21

5:05 pm-10:05 am

1 stop11h 00m

Ljubljana Joze Pucnik

Mon 4/27

6:25 am-7:55 pm

1 stop19h 30m

$527

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Tue 4/14

5:05 pm-1:55 pm

1 stop14h 50m

Ljubljana Joze Pucnik

Wed 4/29

2:50 pm-7:55 pm

1 stop11h 05m

$527

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sat 3/7

8:00 pm-8:25 am

1 stop30h 25m

Ljubljana Joze Pucnik

Tue 3/24

7:35 pm-7:05 pm

1 stop28h 30m

$531

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Tue 4/14

8:05 pm-7:25 pm

1 stop17h 20m

Ljubljana Joze Pucnik

Wed 4/29

1:15 pm-9:27 pm

2 stops14h 12m

$535

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Mon 4/27

7:30 pm-7:25 pm

2 stops17h 55m

Ljubljana Joze Pucnik

Wed 5/13

1:15 pm-5:40 pm

1 stop10h 25m

$544

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/5

Showing 1-10 of 20 results
1
2

Best time to book a flight from Boston to Slovenia

Have a flexible travel schedule? Discover the best time to fly to Slovenia 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 Slovenia

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

Currently, January is the cheapest month in which you can book a flight from Boston to Slovenia (average of $427). Flying from Boston to Slovenia 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.

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 January 6, 2026.
Read reviews from past customers who have flown Delta, KLM, and SWISS from Boston to Slovenia. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,017 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

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
8,017 reviews
Delta
7.9
Good
8,017 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

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
1,434 reviews
Delta
7.9
Good
8,017 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

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
1,836 reviews
Delta
7.9
Good
8,017 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

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
4,150 reviews
Delta
7.9
Good
8,017 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

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
7,683 reviews
Delta
7.9
Good
8,017 reviews

Comfort

7.9

Entertainment

7.8

Crew

8.5

Boarding

8.1

Overall

7.9

Food

7.2

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 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 Boston to Slovenia?

    Located just 2.6 mi from the city center, Boston Logan Intl (BOS) is the airport most travelers will use when flying to Slovenia from Boston.

  • How long is the flight from Boston to Slovenia?

    There are many flights that can get you from Boston to Slovenia in 9h 45m. Fly via SWISS to get the fastest option. Airlines will cover a distance of 4018 mi.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Boston 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.

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

    Currently, January is the cheapest month in which you can book a flight from Boston to Slovenia (average of $427). Flying from Boston to Slovenia 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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Top 5 airlines flying from Boston to Slovenia

Discover the top 5 airlines that operate flights from Boston 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 January 6, 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$441Average$772FlexibilityNo cancel feeOn-time79%
KLMCheapest$467Average$1,017FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$538Average$1,074FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$562Average$843FlexibilityNo cancel feeOn-time77%
DeltaCheapest$591Average$994FlexibilityNo cancel feeOn-timeN/A

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