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$500+ 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 11/26. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LJU
Dec 12 — Dec 191
Fri 12/12
Fri 12/19
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 November 12, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$530
(Gotogate)

One-way from

$500
(FlightHub)

Popular in

December

Cheapest in

January

Average price

$750
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. 5% potential increase in price ($53 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 November 2025
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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 November 12, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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 12/99:50 pmBOS - LJU
1 stop10h 15mSWISS
Sun 12/142:30 pmLJU - BOS
1 stop11h 30mSWISS
Deal found 11/10$531
This Mytrip deal was found by Cheapflights users on 11/10. 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.
Tue 12/93:40 pmBOS - LJU
2 stops15h 15mMultiple Airlines
Sun 12/149:45 amLJU - BOS
1 stop14h 50mMultiple Airlines
Deal found 11/10$549
This Cheapflightsfares deal was found by Cheapflights users on 11/10. 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 12/44:20 pmBOS - LJU
1 stop11h 35mLufthansa
Thu 12/111:20 pmLJU - BOS
1 stop11h 15mLufthansa
Deal found 11/10$563
This FlightHub deal was found by Cheapflights users on 11/11. 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.
Thu 12/46:15 amBOS - LJU
2 stops21h 40mMultiple Airlines
Thu 12/112:25 pmLJU - BOS
1 stop11h 35mMultiple Airlines
Deal found 11/11$576

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 November 12, 2025.
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

Tue 12/9

9:50 pm-2:05 pm

1 stop10h 15m

Ljubljana Joze Pucnik

Sun 12/14

2:30 pm-8:00 pm

1 stop11h 30m

$531

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Tue 12/9

3:40 pm-12:55 pm

2 stops15h 15m

Ljubljana Joze Pucnik

Sun 12/14

9:45 am-6:35 pm

1 stop14h 50m

$549

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Thu 12/4

6:15 am-9:55 am

2 stops21h 40m

Ljubljana Joze Pucnik

Thu 12/11

2:25 pm-8:00 pm

1 stop11h 35m

$576

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Mon 12/22

7:25 pm-11:40 am

2 stops34h 15m

Ljubljana Joze Pucnik

Thu 1/1

12:50 pm-11:12 am

2 stops28h 22m

$1,534

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Mon 12/22

4:20 pm-9:55 am

1 stop11h 35m

Ljubljana Joze Pucnik

Wed 12/31

10:00 am-6:35 pm

1 stop14h 35m

$1,573

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Mon 12/22

7:44 pm-9:55 am

2 stops32h 11m

Ljubljana Joze Pucnik

Wed 12/31

2:55 pm-8:20 pm

1 stop11h 25m

$1,582

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 12/21

10:10 pm-2:20 pm

1 stop10h 10m

Ljubljana Joze Pucnik

Thu 1/1

2:25 pm-8:00 pm

1 stop11h 35m

$1,644

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Mon 12/22

4:20 pm-9:55 am

1 stop11h 35m

Ljubljana Joze Pucnik

Mon 12/29

10:25 am-1:25 pm

1 stop33h 00m

$1,649

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 12/21

8:35 pm-9:35 am

2 stops31h 00m

Ljubljana Joze Pucnik

Mon 12/29

9:20 am-6:05 pm

1 stop14h 45m

$1,671

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 11/26

8:00 pm-6:40 pm

1 stop16h 40m

$500

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/10

Showing 1-10 of 13 results
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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 $428). Flying from Boston to Slovenia in December is currently the most expensive (average of $1,263). 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 SI?

Find hourly flight availability from Boston to Slovenia. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 12, 2025.

A simple way to save on the total cost of your ticket is to fly from Boston to Slovenia at noon. If you’re flexible enough to do this you can expect to save up to 20% on your trip compared to booking a flight in the afternoon.

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 November 12, 2025.
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
8,009 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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
8,009 reviews
Delta
7.9
Good
8,009 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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
1,410 reviews
Delta
7.9
Good
8,009 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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
1,784 reviews
Delta
7.9
Good
8,009 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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
4,044 reviews
Delta
7.9
Good
8,009 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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
7,570 reviews
Delta
7.9
Good
8,009 reviews

Overall

7.9

Boarding

8.1

Comfort

7.9

Entertainment

7.9

Food

7.3

Crew

8.5

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 10h 15m. Fly via SWISS to get the fastest option. Airlines will cover a distance of 4018 mi.

  • What are the cheapest airlines to fly from Boston to Slovenia one-way?

    The cheapest airlines for a one-way flight from Boston to Slovenia are Turkish Airlines ($500), Delta ($608), and Lufthansa ($621).

  • 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 $428). Flying from Boston to Slovenia in December is currently the most expensive (average of $1,263). 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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Alternative routes for Boston to Slovenia

See prices for flight routes from nearby airports that may be better suited for you.
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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 November 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
SWISSCheapest$441Average$706FlexibilityNo cancel feeOn-time79%
KLMCheapest$467Average$1,017FlexibilityNo cancel feeOn-time75%
LufthansaCheapest$538Average$1,072FlexibilityNo cancel feeOn-time76%
DeltaCheapest$594Average$994FlexibilityNo cancel feeOn-timeN/A
Turkish AirlinesCheapest$673Average$784FlexibilityNo cancel feeOn-time77%

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