$381+ Cheap flights from Boston (BOS) to Ljubljana (LJU)
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 10/24. Fares are subject to change and may not be available on all flights or dates of travel.
BOS — LJU
Jun 13 — Jun 201
Round-trip
1 adult, Economy
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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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Cheapest flights from Boston to LjubljanaExplore the most affordable flight options available from Boston to Ljubljana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 14, 2026.
Explore the most affordable flight options available from Boston to Ljubljana. Find the lowest fares from popular airlines and budget airlines, with prices last updated on May 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/12. 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.
Sun 7/1211:35 pm
BOS
- LJU
2 stops35h 40m
Multiple Airlines
Thu 7/238:30 am
LJU
- BOS
1 stop19h 15m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$686
This FlightHub deal was found by Cheapflights users on 5/11. 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.
Wed 10/149:50 pm
BOS
- LJU
1 stop15h 30m
Turkish Airlines
Thu 10/299:20 am
LJU
- BOS
1 stop14h 45m
Turkish Airlines
Deal found 5/11![Turkish Airlines logo]()
$728
This FlightHub deal was found by Cheapflights users on 5/13. 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 9/219:50 pm
BOS
- LJU
1 stop33h 05m
Turkish Airlines
Wed 9/309:40 am
LJU
- BOS
1 stop16h 15m
Turkish Airlines
Deal found 5/13![Turkish Airlines logo]()
$729
This FlightHub deal was found by Cheapflights users on 5/12. 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.
Sun 8/309:50 pm
BOS
- LJU
1 stop28h 55m
Turkish Airlines
Mon 9/141:50 pm
LJU
- BOS
1 stop36h 05m
Turkish Airlines
Deal found 5/12![Turkish Airlines logo]()
$765
This FlightHub deal was found by Cheapflights users on 5/13. 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 9/99:50 pm
BOS
- LJU
1 stop28h 55m
Turkish Airlines
Mon 9/148:15 pm
LJU
- BOS
1 stop29h 40m
Turkish Airlines
Deal found 5/13![Turkish Airlines logo]()
$771
This FlightHub deal was found by Cheapflights users on 5/13. 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.
Sun 9/69:50 pm
BOS
- LJU
1 stop15h 30m
Turkish Airlines
Sat 9/128:15 pm
LJU
- BOS
1 stop29h 40m
Turkish Airlines
Deal found 5/13![Turkish Airlines logo]()
$783
This FlightHub deal was found by Cheapflights users on 5/13. 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 9/219:50 pm
BOS
- LJU
1 stop33h 05m
Turkish Airlines
Sat 10/39:40 am
LJU
- BOS
1 stop16h 15m
Turkish Airlines
Deal found 5/13![Turkish Airlines logo]()
$784
This Delta deal was found by Cheapflights users on 5/12. 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 8/115:10 pm
BOS
- LJU
1 stop12h 10m
Delta
Wed 8/1912:40 pm
LJU
- BOS
2 stops18h 45m
Delta
Deal found 5/12![Delta logo]()
$788
This KLM deal was found by Cheapflights users on 5/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:10 pm
BOS
- LJU
1 stop12h 10m
Multiple Airlines
Tue 8/1812:05 pm
LJU
- BOS
1 stop31h 34m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$791
This United Airlines deal was found by Cheapflights users on 5/10. 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.
Tue 8/1111:00 am
BOS
- LJU
2 stops19h 35m
United Airlines
Wed 8/196:25 am
LJU
- BOS
2 stops33h 25m
United Airlines
Deal found 5/10![United Airlines logo]()
$792
Best flights from Boston to LjubljanaDiscover carefully curated flight deals from Boston to Ljubljana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 14, 2026.
Discover carefully curated flight deals from Boston to Ljubljana that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated May 14, 2026.
This United Airlines deal was found by Cheapflights users on 5/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/118:05 pm
BOS
- LJU
1 stop10h 30m
United Airlines
Wed 8/196:25 am
LJU
- BOS
2 stops33h 25m
United Airlines
Deal found 5/9![United Airlines logo]()
$788
This KLM deal was found by Cheapflights users on 5/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/55:10 pm
BOS
- LJU
1 stop12h 10m
Multiple Airlines
Tue 8/1812:05 pm
LJU
- BOS
1 stop31h 34m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$791
This Delta deal was found by Cheapflights users on 5/11. 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 8/1111:40 am
BOS
- LJU
2 stops17h 40m
Delta
Wed 8/1912:05 pm
LJU
- BOS
2 stops17h 03m
Delta
Deal found 5/11![Delta logo]()
$818
This KLM deal was found by Cheapflights users on 5/11. 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 KLM is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/75:10 pm
BOS
- LJU
1 stop12h 45m
KLM
Sun 8/167:00 pm
LJU
- BOS
1 stop30h 35m
KLM
Deal found 5/11![KLM logo]()
$971
This United Airlines deal was found by Cheapflights users on 5/11. 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.
Wed 8/262:28 pm
BOS
- LJU
2 stops16h 07m
United Airlines
Sun 8/309:50 am
LJU
- BOS
1 stop13h 50m
United Airlines
Deal found 5/11![United Airlines logo]()
$961
This Delta deal was found by Cheapflights users on 5/11. 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.
Fri 8/75:10 pm
BOS
- LJU
1 stop12h 45m
Delta
Sun 8/166:00 am
LJU
- BOS
2 stops23h 08m
Delta
Deal found 5/11![Delta logo]()
$968
This Justfly.com deal was found by Cheapflights users on 5/9. 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 Justfly.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/710:00 pm
BOS
- LJU
1 stop17h 45m
Multiple Airlines
Sun 8/162:50 pm
LJU
- BOS
1 stop30h 20m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$973
This Delta deal was found by Cheapflights users on 5/11. 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.
Fri 8/75:10 pm
BOS
- LJU
1 stop12h 45m
Delta
Mon 8/1712:40 pm
LJU
- BOS
2 stops18h 45m
Delta
Deal found 5/11![Delta logo]()
$968
This Delta deal was found by Cheapflights users on 5/11. 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.
Thu 8/69:20 pm
BOS
- LJU
2 stops14h 55m
Delta
Sun 8/166:00 am
LJU
- BOS
2 stops23h 08m
Delta
Deal found 5/11![Delta logo]()
$972
Last-minute flights from Boston to LjubljanaDiscover last-minute flight deals from Boston to Ljubljana. Data last updated May 14, 2026 and is based on user searches.
Discover last-minute flight deals from Boston to Ljubljana. Data last updated May 14, 2026 and is based on user searches.
This Mytrip deal was found by Cheapflights users on 5/11. 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.
Sun 5/314:45 pm
BOS
- LJU
3 stops34h 05m
Multiple Airlines
Thu 6/47:40 pm
LJU
- BOS
2 stops25h 05m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,089
This Mytrip deal was found by Cheapflights users on 5/11. 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.
Tue 6/28:50 pm
BOS
- LJU
3 stops30h 00m
Multiple Airlines
Tue 6/168:15 pm
LJU
- BOS
1 stop29h 40m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,115
This Mytrip deal was found by Cheapflights users on 5/11. 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.
Thu 6/48:50 pm
BOS
- LJU
3 stops30h 00m
Multiple Airlines
Sat 6/136:25 am
LJU
- BOS
3 stops44h 30m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,145
This Mytrip deal was found by Cheapflights users on 5/12. 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.
Fri 6/54:45 pm
BOS
- LJU
2 stops20h 20m
Multiple Airlines
Sun 6/145:05 pm
LJU
- BOS
3 stops33h 50m
Multiple Airlines
Deal found 5/12![Multiple Airlines logo]()
$1,110
This Mytrip deal was found by Cheapflights users on 5/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/65:50 am
BOS
- LJU
2 stops28h 05m
Multiple Airlines
Sat 6/135:50 am
LJU
- BOS
2 stops21h 05m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$1,111
This oojo deal was found by Cheapflights users on 5/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 6/69:50 pm
BOS
- LJU
1 stop15h 30m
Turkish Airlines
Sat 6/138:15 pm
LJU
- BOS
1 stop29h 40m
Turkish Airlines
Deal found 5/10![Turkish Airlines logo]()
$1,135
This Mytrip deal was found by Cheapflights users on 5/13. 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.
Sat 6/134:45 pm
BOS
- LJU
3 stops24h 05m
Multiple Airlines
Sat 6/205:50 am
LJU
- BOS
2 stops14h 51m
Multiple Airlines
Deal found 5/13![Multiple Airlines logo]()
$1,078
This Mytrip deal was found by Cheapflights users on 5/10. 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 6/235:00 pm
BOS
- LJU
3 stops33h 50m
Multiple Airlines
Tue 6/308:40 pm
LJU
- BOS
3 stops29h 15m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$1,166
This Mytrip deal was found by Cheapflights users on 5/11. 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.
Thu 6/256:50 pm
BOS
- LJU
3 stops32h 00m
Multiple Airlines
Wed 7/18:40 pm
LJU
- BOS
3 stops29h 15m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$1,131
This Mytrip deal was found by Cheapflights users on 5/9. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/256:50 pm
BOS
- LJU
3 stops32h 00m
Multiple Airlines
Sun 7/52:50 pm
LJU
- BOS
3 stops32h 50m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$1,160
One-way flights from Boston to LjubljanaSearch for one-way flight options from Boston to Ljubljana. Find affordable one-way fares based on user searches. Data last updated May 14, 2026.
Search for one-way flight options from Boston to Ljubljana. Find affordable one-way fares based on user searches. Data last updated May 14, 2026.
This Kiwi.com deal was found by Cheapflights users on 5/9. 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.
Sat 10/248:50 pm
BOS
- LJU
2 stops35h 05m
Multiple Airlines
Deal found 5/9![Multiple Airlines logo]()
$381
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/158:50 pm
BOS
- LJU
3 stops34h 30m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$404
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/215:20 pm
BOS
- LJU
3 stops17h 55m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$432
This Kiwi.com deal was found by Cheapflights users on 5/14. 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 10/168:50 pm
BOS
- LJU
2 stops14h 55m
Multiple Airlines
Deal found 5/14![Multiple Airlines logo]()
$442
This Kiwi.com deal was found by Cheapflights users on 5/11. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/811:15 am
BOS
- LJU
3 stops40h 55m
Multiple Airlines
Deal found 5/11![Multiple Airlines logo]()
$450
This Kiwi.com deal was found by Cheapflights users on 5/10. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/38:50 pm
BOS
- LJU
3 stops33h 55m
Multiple Airlines
Deal found 5/10![Multiple Airlines logo]()
$483
This oojo deal was found by Cheapflights users on 5/10. 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 oojo is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/39:50 pm
BOS
- LJU
1 stop15h 30m
Turkish Airlines
Deal found 5/10![Turkish Airlines logo]()
$484
Find flight deals from Boston to Ljubljana
Discover tips and strategies to find the most affordable flight options for your journey from Boston (BOS) to Ljubljana (LJU). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated May 14, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $686 (Kiwi.com) |
One-way from | $381 (Kiwi.com) |
Popular in | December |
Cheapest in | February |
Average price | $1,388 |
Cheapflights Fare Finder
Customize your flight search to find flights from Boston to Ljubljana 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 May 14, 2026.
Use the filters below to find and compare flights from Boston to Ljubljana that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
BostonLjubljana
BOS - LJU
BOSLJU
Boston Logan Intl
Tue 8/11
8:05 pm-12:35 pm
1 stop10h 30m
Ljubljana Joze Pucnik
Wed 8/19
6:25 am-9:50 am
2 stops33h 25m
$788
BostonLjubljana
BOS - LJU
BOSLJU
Boston Logan Intl
Wed 8/5
5:10 pm-11:20 am
1 stop12h 10m
Ljubljana Joze Pucnik
Tue 8/18
12:05 pm-1:39 pm
1 stop31h 34m
$791
BostonLjubljana
BOS - LJU
BOSLJU
Boston Logan Intl
Tue 8/11
11:40 am-11:20 am
2 stops17h 40m
Ljubljana Joze Pucnik
Wed 8/19
12:05 pm-11:08 pm
2 stops17h 03m
$818
Quickest round-trip
BostonLjubljana
BOS - LJU
BOSLJU
Boston Logan Intl
Wed 8/26
2:28 pm-12:35 pm
2 stops16h 07m
Ljubljana Joze Pucnik
Sun 8/30
9:50 am-5:40 pm
1 stop13h 50m
$961
BostonLjubljana
BOS - LJU
BOSLJU
Boston Logan Intl
Fri 8/7
5:10 pm-11:55 am
1 stop12h 45m
Ljubljana Joze Pucnik
Sun 8/16
6:00 am-11:08 pm
2 stops23h 08m
$968
BostonLjubljana
BOS - LJU
BOSLJU
Boston Logan Intl
Fri 8/7
5:10 pm-11:55 am
1 stop12h 45m
Ljubljana Joze Pucnik
Mon 8/17
12:40 pm-1:25 am
2 stops18h 45m
$968
BostonLjubljana
BOS - LJU
BOSLJU
Boston Logan Intl
Fri 8/7
5:10 pm-11:55 am
1 stop12h 45m
Ljubljana Joze Pucnik
Sun 8/16
7:00 pm-7:35 pm
1 stop30h 35m
$971
BostonLjubljana
BOS - LJU
BOSLJU
Boston Logan Intl
Thu 8/6
9:20 pm-6:15 pm
2 stops14h 55m
Ljubljana Joze Pucnik
Sun 8/16
6:00 am-11:08 pm
2 stops23h 08m
$972
BostonLjubljana
BOS - LJU
BOSLJU
Boston Logan Intl
Fri 8/7
10:00 pm-9:45 pm
1 stop17h 45m
Ljubljana Joze Pucnik
Sun 8/16
2:50 pm-3:10 pm
1 stop30h 20m
$973
Cheapest one-way
BostonLjubljana
BOS - LJU
BOSLJU
Boston Logan Intl
Sat 10/24
8:50 pm-1:55 pm
2 stops35h 05m
$381
Showing 1-10 of 17 resultsSorted by cheapest first
Compare providers for flights from Boston to Ljubljana
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Boston to Ljubljana in May.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Boston-Ljubljana flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Boston-Ljubljana flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Boston-Ljubljana flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Boston-Ljubljana flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Boston-Ljubljana flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Boston to Ljubljana
Have a flexible travel schedule? Discover the best time to fly to Ljubljana 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 Ljubljana
What is the cheapest month to book a flight from Boston to Ljubljana?
Currently, February is the cheapest month in which you can book a flight from Boston to Ljubljana (average of $571). Flying from Boston to Ljubljana 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 much does it cost to fly round-trip from Boston to Ljubljana?
Reviews of airlines servicing Ljubljana
Get insights into the airlines that provide service to Ljubljana. 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 Ljubljana. Reviews last updated May 14, 2026.
See what other customers who have flown with Delta,SWISS, andAir France from Boston to Ljubljana have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.8
Crew
8.5
Food
7.2
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Food
7.2
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Food
7.2
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Food
7.2
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Food
7.2
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Entertainment
7.8
Crew
8.5
Food
7.2
Comfort
7.8
Boarding
8.1
Overall
7.9
Reviews
1 / 20
10.0
ExcellentAnonymous,May 2026
SEA - KOA
Related info for your journey
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Top 5 airlines flying from Boston to Ljubljana
Discover the top 5 airlines that operate flights from Boston to Ljubljana. 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 May 14, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$444 | Average$782 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$507 | Average$887 | FlexibilityNo cancel fee | On-time76% | |
| Cheapest$555 | Average$645 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$555 | Average$836 | FlexibilityNo cancel fee | On-time77% | |
| Cheapest$561 | Average$837 | FlexibilityNo cancel fee | On-timeN/A |