$378+ Cheap flights from Boston (BOS) to Slovenia
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/11. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LJU
Oct 11 — Oct 181
Round-trip
1 adult, Economy
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Find cheap flights from Boston to Slovenia with Cheapflights
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Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
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Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheap flight deals from Boston to Slovenia
Cheapest
Best
Last-minute
One-way
Cheapest flights from Boston to SloveniaExplore 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 September 11, 2026.
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 September 11, 2026.
This Gotogate deal was found by Cheapflights users on 9/9. 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.
Sun 10/188:05 pm -
1 stop17h 20m
Tue 11/36:15 am -
1 stop20h 05m
Deal found 9/9![Multiple Airlines logo]()
$765
This Justfly.com deal was found by Cheapflights users on 9/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:05 pm -
1 stop10h 30m
Wed 11/43:15 pm -
1 stop11h 05m
Deal found 9/10![Multiple Airlines logo]()
$783
This FlightHub deal was found by Cheapflights users on 9/7. 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.
Wed 10/219:50 pm -
1 stop15h 40m
Wed 11/49:10 am -
1 stop15h 55m
Deal found 9/7![Turkish Airlines logo]()
$792
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:20 pm -
2 stops18h 30m
Wed 11/412:55 pm -
1 stop12h 06m
Deal found 9/10![Delta logo]()
$797
This Gotogate deal was found by Cheapflights users on 9/9. 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.
Sun 10/188:05 pm -
1 stop10h 30m
Tue 11/310:45 am -
2 stops13h 50m
Deal found 9/9![Lufthansa logo]()
$801
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/274:05 pm -
1 stop12h 00m
Wed 1/136:40 am -
1 stop13h 05m
Deal found 9/10![United Airlines logo]()
$821
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/266:35 pm -
2 stops33h 30m
Tue 1/126:40 am -
1 stop13h 05m
Deal found 9/10![United Airlines logo]()
$824
Best flights from Boston to SloveniaDiscover carefully curated flight deals from Boston to Slovenia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
Discover carefully curated flight deals from Boston to Slovenia that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 11, 2026.
This United deal was found by Cheapflights users on 9/11. 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 United is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/1812:45 pm -
2 stops17h 50m
Tue 11/36:15 am -
1 stop20h 05m
Deal found 9/11![Multiple Airlines logo]()
$794
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/283:30 pm -
2 stops12h 35m
Wed 1/136:40 am -
1 stop13h 05m
Deal found 9/10![United Airlines logo]()
$824
This Turkish Airlines deal was found by Cheapflights users on 9/8. 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 Turkish Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/118:00 pm -
1 stop16h 45m
Sun 11/157:40 pm -
1 stop28h 25m
Deal found 9/8![Turkish Airlines logo]()
$890
This Delta deal was found by Cheapflights users on 9/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:40 pm -
2 stops17h 10m
Sat 10/36:00 am -
1 stop16h 36m
Deal found 9/11![Delta logo]()
$926
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/273:30 pm -
2 stops12h 35m
Wed 1/136:40 am -
2 stops20h 48m
Deal found 9/10![United Airlines logo]()
$827
This Delta deal was found by Cheapflights users on 9/8. 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.
Sat 11/74:55 pm -
1 stop12h 45m
Sat 11/2112:45 pm -
2 stops16h 10m
Deal found 9/8![Delta logo]()
$947
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/114:05 pm -
1 stop12h 00m
Sun 11/156:40 am -
1 stop13h 05m
Deal found 9/10![United Airlines logo]()
$870
This United Airlines deal was found by Cheapflights users on 9/11. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/215:10 pm -
2 stops14h 05m
Wed 9/306:25 am -
2 stops14h 16m
Deal found 9/11![United Airlines logo]()
$901
This United Airlines deal was found by Cheapflights users on 9/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/810:40 am -
2 stops20h 35m
Thu 10/151:20 pm -
1 stop10h 20m
Deal found 9/10![United Airlines logo]()
$901
Last-minute flights from Boston to SloveniaDiscover last-minute flight deals from Boston to Slovenia. Data last updated September 11, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Slovenia. Data last updated September 11, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 9/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/53:35 pm -
3 stops35h 15m
Wed 10/148:40 pm -
3 stops30h 46m
Deal found 9/11![Multiple Airlines logo]()
$832
This Gotogate deal was found by Cheapflights users on 9/11. 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/55:10 pm -
1 stop10h 55m
Wed 10/142:50 pm -
1 stop11h 05m
Deal found 9/11![SWISS logo]()
$844
This Gotogate deal was found by Cheapflights users on 9/9. 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.
Sun 10/188:05 pm -
1 stop17h 20m
Tue 11/36:15 am -
1 stop20h 05m
Deal found 9/9![Multiple Airlines logo]()
$765
This Gotogate deal was found by Cheapflights users on 9/9. 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.
Sun 10/188:05 pm -
1 stop10h 30m
Tue 11/310:45 am -
2 stops13h 50m
Deal found 9/9![Lufthansa logo]()
$801
This Justfly.com deal was found by Cheapflights users on 9/10. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/218:05 pm -
1 stop10h 30m
Wed 11/43:15 pm -
1 stop11h 05m
Deal found 9/10![Multiple Airlines logo]()
$783
This FlightHub deal was found by Cheapflights users on 9/7. 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.
Wed 10/219:50 pm -
1 stop15h 40m
Wed 11/49:10 am -
1 stop15h 55m
Deal found 9/7![Turkish Airlines logo]()
$792
This Delta deal was found by Cheapflights users on 9/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/211:20 pm -
2 stops18h 30m
Wed 11/412:55 pm -
1 stop12h 06m
Deal found 9/10![Delta logo]()
$797
One-way flights from Boston to SloveniaSearch for one-way flight options from Boston to Slovenia. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
Search for one-way flight options from Boston to Slovenia. Find affordable one-way fares based on user searches. Data last updated September 11, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/9. 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.
Wed 11/116:50 pm -
2 stops33h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$378
This Kiwi.com deal was found by Cheapflights users on 9/9. 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 11/129:20 pm -
2 stops34h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Multiple Airlines logo]()
$387
This Air France deal was found by Cheapflights users on 9/9. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/116:20 pm -
1 stop11h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Air France logo]()
$508
This Air France deal was found by Cheapflights users on 9/9. 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 France is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/126:20 pm -
1 stop11h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Air France logo]()
$558
This FlightHub deal was found by Cheapflights users on 9/9. 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 11/128:00 pm -
1 stop16h 45m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/9![Turkish Airlines logo]()
$562
This Kiwi.com deal was found by Cheapflights users on 9/8. 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 11/267:00 am -
3 stops32h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Multiple Airlines logo]()
$4,638
This Emirates deal was found by Cheapflights users on 9/8. 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 Emirates is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/2610:10 pm -
1 stop33h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/8![Emirates logo]()
$13,824
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 September 11, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $765 (Gotogate) |
One-way from | $378 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,016 |
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 7,457,451 searches. Data last updated September 11, 2026.
Use the filters below to find and compare flights from Boston to Slovenia that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonLjubljana
BOS Boston Logan Intl - LJU Ljubljana Joze Pucnik
BOSLJU
Boston Logan Intl
Wed 11/11
6:50 pm-10:15 am
2 stops33h 25m
Ljubljana Joze Pucnik
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$378
BostonLjubljana
BOS Boston Logan Intl - LJU Ljubljana Joze Pucnik
BOSLJU
Boston Logan Intl
Thu 11/12
9:20 pm-12:55 pm
3 stops33h 35m
Ljubljana Joze Pucnik
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$383
Quickest round-trip
BostonLjubljana
BOS Boston Logan Intl - LJU Ljubljana Joze Pucnik
BOSLJU
Boston Logan Intl
Thu 11/12
6:20 pm-11:40 am
1 stop11h 20m
Ljubljana Joze Pucnik
Wed 12/31
12:00 am-6:00 pm
Nonstop0h 00m
$558
BostonLjubljana
BOS Boston Logan Intl - LJU Ljubljana Joze Pucnik
BOSLJU
Boston Logan Intl
Sun 10/18
12:45 pm-12:35 pm
2 stops17h 50m
Ljubljana Joze Pucnik
Tue 11/3
6:15 am-8:20 pm
1 stop20h 05m
$794
BostonLjubljana
BOS Boston Logan Intl - LJU Ljubljana Joze Pucnik
BOSLJU
Boston Logan Intl
Mon 12/28
3:30 pm-10:05 am
2 stops12h 35m
Ljubljana Joze Pucnik
Wed 1/13
6:40 am-1:45 pm
1 stop13h 05m
$824
BostonLjubljana
BOS Boston Logan Intl - LJU Ljubljana Joze Pucnik
BOSLJU
Boston Logan Intl
Sun 12/27
3:30 pm-10:05 am
2 stops12h 35m
Ljubljana Joze Pucnik
Wed 1/13
6:40 am-9:28 pm
2 stops20h 48m
$827
BostonLjubljana
BOS Boston Logan Intl - LJU Ljubljana Joze Pucnik
BOSLJU
Boston Logan Intl
Wed 11/11
4:05 pm-10:05 am
1 stop12h 00m
Ljubljana Joze Pucnik
Sun 11/15
6:40 am-1:45 pm
1 stop13h 05m
$870
BostonLjubljana
BOS Boston Logan Intl - LJU Ljubljana Joze Pucnik
BOSLJU
Boston Logan Intl
Wed 11/11
8:00 pm-6:45 pm
1 stop16h 45m
Ljubljana Joze Pucnik
Sun 11/15
7:40 pm-6:05 pm
1 stop28h 25m
$890
BostonLjubljana
BOS Boston Logan Intl - LJU Ljubljana Joze Pucnik
BOSLJU
Boston Logan Intl
Mon 9/21
5:10 pm-1:15 pm
2 stops14h 05m
Ljubljana Joze Pucnik
Wed 9/30
6:25 am-2:41 pm
2 stops14h 16m
$901
BostonLjubljana
BOS Boston Logan Intl - LJU Ljubljana Joze Pucnik
BOSLJU
Boston Logan Intl
Thu 10/8
10:40 am-1:15 pm
2 stops20h 35m
Ljubljana Joze Pucnik
Thu 10/15
1:20 pm-5:40 pm
1 stop10h 20m
$901
Showing 1-10 of 14 resultsSorted by cheapest first
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.
BOS-LJU
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
BOS-SI0
BOS-LJU
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 $595). Flying from Boston to Slovenia in December is currently the most expensive (average of $1,714). 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.
How far ahead should I book a flight from Boston to Slovenia?
Booking 34 days in advance of your planned departure date is, on average, the best time to get cheap flights from Boston to Slovenia. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
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 September 11, 2026.
Read reviews from past customers who have flown Delta,Air France, andSWISS 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.
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
Boarding
8.1
Entertainment
7.8
Crew
8.5
Comfort
7.8
Food
7.2
Overall
7.8
Reviews
1 / 20
6.0
GoodCidalia,Aug 2023
BOS - MIA
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.
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Complete your trip
Complete your trip to Slovenia by adding a car rental and/or hotel reservation to your travel itinerary.
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Find flights from Boston to Slovenia, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Boston and Slovenia flights
Browse other Boston and Slovenia flight options. Last updated on September 11, 2026.
Popular flight searches
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Boston to Slovenia flights
Consider these flights traveling from Boston to Slovenia.
Top 6 airlines flying from Boston to Slovenia
Discover the top 6 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 7,457,451 searches. Data last updated September 11, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$525 | Average$931 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$555 | Average$656 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$555 | Average$1,061 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$561 | Average$1,182 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$586 | Average$993 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$835 | Average$1,106 | FlexibilityNo cancel fee | On-time69% |