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$576+ 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 6/20. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LJU
Mar 30 — Apr 61
Sun 3/30
Sun 4/6
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 March 25, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$846
(oojo)

One-way from

$576
(Kiwi.com)

Popular in

June

Cheapest in

January

Average price

$766
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. 23% potential increase in price ($300 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($48 potential savings vs. average RT price).
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Average for round-trip flights in March 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 March 25, 2025.

This SWISS deal was found by Cheapflights users on 3/24. 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 SWISS is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/319:40 pmBOS - LJU
1 stop14h 55mSWISS
Mon 4/77:20 pmLJU - BOS
1 stop30h 35mSWISS
Deal found 3/24$653
This Lufthansa deal was found by Cheapflights users on 3/24. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/317:32 pmBOS - LJU
2 stops17h 53mMultiple Airlines
Mon 4/710:50 amLJU - BOS
1 stop15h 05mMultiple Airlines
Deal found 3/24$660
This Delta deal was found by Cheapflights users on 3/24. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/311:05 pmBOS - LJU
2 stops16h 30mDelta
Mon 4/712:35 pmLJU - BOS
2 stops18h 32mDelta
Deal found 3/24$672
This oojo deal was found by Cheapflights users on 3/24. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 3/299:35 pmBOS - LJU
1 stop28h 55mTurkish Airlines
Fri 4/119:25 amLJU - BOS
1 stop16h 15mTurkish Airlines
Deal found 3/24$770
This Expedia deal was found by Cheapflights users on 3/23. 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.
Wed 5/77:40 pmBOS - LJU
1 stop16h 10mBritish Airways
Wed 5/146:00 pmLJU - BOS
1 stop29h 05mBritish Airways
Deal found 3/23$916
This Air Serbia deal was found by Cheapflights users on 3/23. 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 Air Serbia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/39:40 amBOS - LJU
2 stops28h 20mAir Serbia
Sun 9/149:50 amLJU - BOS
2 stops35h 31mAir Serbia
Deal found 3/23$996
This Lufthansa deal was found by Cheapflights users on 3/24. 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 Lufthansa is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/207:14 pmBOS - LJU
2 stops18h 11mLufthansa
Tue 5/279:35 amLJU - BOS
1 stop14h 05mLufthansa
Deal found 3/24$1,040
This FlightHub deal was found by Cheapflights users on 3/22. 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.
Mon 3/246:35 pmBOS - LJU
2 stops16h 55mLOT
Wed 4/91:25 pmLJU - BOS
2 stops16h 54mLOT
Deal found 3/22$1,042
This Brussels Airlines deal was found by Cheapflights users on 3/24. 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 Brussels Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/185:50 pmBOS - LJU
2 stops17h 55mBrussels Airlines
Mon 5/266:35 pmLJU - BOS
2 stops27h 05mBrussels Airlines
Deal found 3/24$1,104
This Aeromexico deal was found by Cheapflights users on 3/24. 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 Aeromexico is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/92:00 pmBOS - LJU
2 stops39h 05mAir France
Sun 4/1312:35 pmLJU - BOS
1 stop11h 45mAir France
Deal found 3/24$1,141

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 March 25, 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

Mon 3/31

9:40 pm-6:35 pm

1 stop14h 55m

Ljubljana Joze Pucnik

Mon 4/7

7:20 pm-7:55 pm

1 stop30h 35m

$653

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Mon 3/31

7:32 pm-7:25 pm

2 stops17h 53m

Ljubljana Joze Pucnik

Mon 4/7

10:50 am-7:55 pm

1 stop15h 05m

$660

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Mon 3/31

1:05 pm-11:35 am

2 stops16h 30m

Ljubljana Joze Pucnik

Mon 4/7

12:35 pm-1:07 am

2 stops18h 32m

$672

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sat 3/29

9:35 pm-8:30 am

1 stop28h 55m

Ljubljana Joze Pucnik

Fri 4/11

9:25 am-7:40 pm

1 stop16h 15m

$770

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 5/7

7:40 pm-5:50 pm

1 stop16h 10m

Ljubljana Joze Pucnik

Wed 5/14

6:00 pm-5:05 pm

1 stop29h 05m

$916

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Mon 5/19

9:15 am-8:55 am

2 stops17h 40m

Ljubljana Joze Pucnik

Mon 5/26

2:55 pm-4:18 pm

2 stops31h 23m

$997

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Tue 5/20

7:14 pm-7:25 pm

2 stops18h 11m

Ljubljana Joze Pucnik

Tue 5/27

9:35 am-5:40 pm

1 stop14h 05m

$1,040

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 5/18

5:50 pm-5:45 pm

2 stops17h 55m

Ljubljana Joze Pucnik

Mon 5/26

6:35 pm-3:40 pm

2 stops27h 05m

$1,104

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 4/9

2:00 pm-11:05 am

2 stops39h 05m

Ljubljana Joze Pucnik

Sun 4/13

12:35 pm-6:20 pm

1 stop11h 45m

$1,141

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 4/9

11:25 am-4:20 pm

2 stops22h 55m

Ljubljana Joze Pucnik

Sun 4/13

5:05 pm-12:19 am

2 stops37h 14m

$1,177

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/24

Showing 1-10 of 14 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, February is the cheapest month in which you can book a flight from Boston to Slovenia (average of $710). Flying from Boston to Slovenia in June is currently the most expensive (average of $1,520). 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 March 25, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Boston to Slovenia as you normally would.

Rainfall in Slovenia by month

Plan your trip to Slovenia by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Slovenia ranges from 1.6 - 2.8 inches per month. October is typically the wettest month, when rainfall can reach 2.8 in. January is typically the driest time to visit Slovenia when rainfall is around 1.6 in.

Temperature in Slovenia by month

Plan your trip to Slovenia by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Slovenia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 66.2 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

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 March 25, 2025.
See what other customers who have flown with Delta, LOT and SWISS from Boston to Slovenia 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
7,890 reviews

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Delta
8.0
Very good
7,890 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
LOT
7.6
Good
1,061 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
SWISS
7.5
Good
1,569 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Air France
7.4
Good
1,422 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.
Turkish Airlines
7.3
Good
3,745 reviews
Delta
8.0
Very good
7,890 reviews

Overall

8.0

Food

7.3

Comfort

8.0

Boarding

8.2

Crew

8.5

Entertainment

7.9

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

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.

  • 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, February is the cheapest month in which you can book a flight from Boston to Slovenia (average of $710). Flying from Boston to Slovenia in June is currently the most expensive (average of $1,520). 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 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 March 25, 2025.
AirlineCheapestAverageFlexibilityOn-time
KLMCheapest$529Average$1,282FlexibilityNo cancel feeOn-time75%
Turkish AirlinesCheapest$679Average$769FlexibilityNo cancel feeOn-time77%
SWISSCheapest$706Average$1,076FlexibilityNo cancel feeOn-time79%
LufthansaCheapest$784Average$1,079FlexibilityNo cancel feeOn-time76%
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