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$404+ 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 5/15. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LJU
Feb 26 — Mar 51
Thu 2/26
Thu 3/5
1 adult, Economy
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Cheap 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 27, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Mon 2/98:40 pm
BOS
-
LJU
1 stop10h 00m
Lufthansa
Wed 2/2510:00 am
LJU
-
BOS
1 stop14h 35m
Lufthansa
Deal found 1/27$513
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Mon 3/22:20 pm
BOS
-
LJU
2 stops13h 35m
Lufthansa
Tue 3/171:20 pm
LJU
-
BOS
1 stop11h 15m
Lufthansa
Deal found 1/26$520
This Cheapflightsfares deal was found by Cheapflights users on 1/26. 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 pm
BOS
-
LJU
1 stop10h 15m
SWISS
Tue 5/510:50 am
LJU
-
BOS
1 stop10h 20m
SWISS
Deal found 1/26$523
This Justfly.com deal was found by Cheapflights users on 1/26. 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.
Sat 3/78:00 pm
BOS
-
LJU
1 stop16h 40m
Turkish Airlines
Tue 3/249:20 am
LJU
-
BOS
1 stop14h 45m
Turkish Airlines
Deal found 1/26$525
This Kiwi.com deal was found by Cheapflights users on 1/24. 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.
Thu 2/198:40 pm
BOS
-
LJU
1 stop16h 50m
Multiple Airlines
Mon 3/23:10 pm
LJU
-
BOS
1 stop10h 50m
Multiple Airlines
Deal found 1/24$526
This Kiwi.com deal was found by Cheapflights users on 1/25. 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.
Thu 2/198:40 pm
BOS
-
LJU
1 stop16h 50m
Lufthansa
Sun 3/16:35 am
LJU
-
BOS
1 stop12h 35m
Lufthansa
Deal found 1/25$528
This Justfly.com deal was found by Cheapflights users on 1/26. 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.
Wed 5/69:50 pm
BOS
-
LJU
1 stop33h 05m
Turkish Airlines
Wed 5/208:15 pm
LJU
-
BOS
1 stop29h 40m
Turkish Airlines
Deal found 1/26$529
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Mon 2/910:10 pm
BOS
-
LJU
1 stop9h 55m
Multiple Airlines
Wed 2/2510:35 am
LJU
-
BOS
2 stops14h 00m
Multiple Airlines
Deal found 1/27$538
This oojo deal was found by Cheapflights users on 1/26. 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.
Sat 2/288:00 pm
BOS
-
LJU
1 stop30h 25m
Turkish Airlines
Fri 3/67:35 pm
LJU
-
BOS
1 stop28h 30m
Turkish Airlines
Deal found 1/26$540

Find 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 27, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$513
(Kiwi.com)

One-way from

$404
(Kiwi.com)

Popular in

December

Cheapest in

February

Average price

$599
Provider with most accurate pricing for Boston Logan Intl-Ljubljana Joze Pucnik flight deals.
Search Deals
Provider most trusted by Cheapflights users for Boston Logan Intl-Ljubljana Joze Pucnik flights.
Search Deals
From Boston Logan Intl to Slovenia
Search Deals
One-way flight from Boston Logan Intl to Slovenia
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($116 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 8% potential price decrease ($75 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

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 27, 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

Sat 3/7

8:00 pm-6:40 pm

1 stop16h 40m

Ljubljana Joze Pucnik

Tue 3/24

7:35 pm-7:05 pm

1 stop28h 30m

$525

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Thu 2/19

8:40 pm-7:30 pm

1 stop16h 50m

Ljubljana Joze Pucnik

Mon 3/2

3:10 pm-8:00 pm

1 stop10h 50m

$526

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 5/6

9:50 pm-7:20 pm

1 stop15h 30m

Ljubljana Joze Pucnik

Wed 5/20

1:50 pm-7:55 pm

1 stop36h 05m

$529

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 3/11

6:40 pm-12:40 pm

2 stops13h 00m

Ljubljana Joze Pucnik

Wed 3/18

10:00 am-7:35 pm

1 stop14h 35m

$539

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sat 2/28

8:00 pm-8:25 am

1 stop30h 25m

Ljubljana Joze Pucnik

Fri 3/6

7:35 pm-6:05 pm

1 stop28h 30m

$540

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 3/11

9:00 pm-8:25 am

1 stop30h 25m

Ljubljana Joze Pucnik

Wed 3/18

7:35 pm-7:05 pm

1 stop28h 30m

$540

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Thu 2/19

8:40 pm-10:10 pm

2 stops19h 30m

Ljubljana Joze Pucnik

Sun 3/1

6:35 am-1:10 pm

1 stop12h 35m

$546

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Thu 2/19

2:20 pm-9:55 am

2 stops13h 35m

Ljubljana Joze Pucnik

Mon 3/2

9:45 am-6:35 pm

1 stop14h 50m

$556

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 4/15

5:20 pm-11:05 pm

1 stop23h 45m

Ljubljana Joze Pucnik

Mon 4/27

2:50 pm-3:10 pm

1 stop30h 20m

$558

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 4/19

8:05 pm-7:25 pm

1 stop17h 20m

Ljubljana Joze Pucnik

Tue 4/28

9:40 am-5:40 pm

1 stop14h 00m

$561

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/26

Showing 1-10 of 18 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 $438). 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 27, 2026.
Read reviews from past customers who have flown Delta, SWISS, and Turkish Airlines 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
8,124 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.8

Overall

7.9

Boarding

8.1

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
8,124 reviews
Delta
7.9
Good
8,124 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.8

Overall

7.9

Boarding

8.1

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
7.6
Good
1,863 reviews
Delta
7.9
Good
8,124 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.8

Overall

7.9

Boarding

8.1

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
4,209 reviews
Delta
7.9
Good
8,124 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.8

Overall

7.9

Boarding

8.1

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
7,749 reviews
Delta
7.9
Good
8,124 reviews

Crew

8.5

Comfort

7.9

Entertainment

7.8

Overall

7.9

Boarding

8.1

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 16h 40m. Fly via Turkish Airlines 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 $438). 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 4 airlines flying from Boston to Slovenia

Discover the top 4 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 27, 2026.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$442Average$740FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$538Average$1,072FlexibilityNo cancel feeOn-time76%
Turkish AirlinesCheapest$562Average$855FlexibilityNo cancel feeOn-time77%
DeltaCheapest$591Average$994FlexibilityNo cancel feeOn-timeN/A

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