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Cheap flights from Boston to Slovenia from $415

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boston to Slovenia departing on 11/26. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from Boston to Slovenia

Cheap round-trip flights

SWISS Logo
10:50 pm - 1:35 pmBOS-LJU
9h 45m1 stop
SWISS Logo
2:30 pm - 8:20 pmLJU-BOS
11h 50m1 stop
$517SWISS
Find Deal
Wed, Oct 29 - Sun, Nov 9
Multiple Airlines Logo
5:30 am - 2:00 pmBOS-LJU
26h 30m2 stops
Multiple Airlines Logo
3:10 pm - 8:00 pmLJU-BOS
10h 50m1 stop
$525Multiple Airlines
Find Deal
Fri, Jan 16 - Mon, Jan 26
KLM Logo
6:30 pm - 11:40 amBOS-LJU
11h 10m1 stop
KLM Logo
12:50 pm - 1:25 pmLJU-BOS
30h 35m1 stop
$536KLM
Find Deal
Fri, Jan 16 - Mon, Jan 26
Lufthansa Logo
9:40 pm - 7:30 pmBOS-LJU
16h 50m1 stop
Lufthansa Logo
9:45 am - 11:42 pmLJU-BOS
19h 57m2 stops
$537Lufthansa
Find Deal
Wed, Oct 29 - Sat, Nov 8
Multiple Airlines Logo
5:05 pm - 10:05 amBOS-LJU
11h 00m1 stop
Multiple Airlines Logo
8:00 pm - 5:40 pmLJU-BOS
27h 40m1 stop
$539Multiple Airlines
Find Deal
Wed, Oct 1 - Mon, Oct 13
SWISS Logo
9:50 pm - 2:20 pmBOS-LJU
10h 30m1 stop
SWISS Logo
3:10 pm - 8:20 pmLJU-BOS
11h 10m1 stop
$552SWISS
Find Deal
Sun, Nov 2 - Mon, Nov 10
Multiple Airlines Logo
9:50 pm - 6:55 pmBOS-LJU
16h 05m1 stop
Multiple Airlines Logo
12:45 pm - 1:22 amLJU-BOS
18h 37m2 stops
$559Multiple Airlines
Find Deal
Wed, Oct 29 - Sun, Nov 9
Lufthansa Logo
7:08 pm - 7:25 pmBOS-LJU
18h 17m2 stops
Lufthansa Logo
8:00 pm - 4:00 pmLJU-BOS
26h 00m2 stops
$570Lufthansa
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Wed, Oct 1 - Mon, Oct 13
Turkish Airlines Logo
9:35 pm - 1:10 pmBOS-LJU
33h 35m1 stop
Turkish Airlines Logo
8:10 pm - 7:40 pmLJU-BOS
29h 30m1 stop
$656Turkish Airlines
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Mon, Oct 6 - Sat, Oct 11
Turkish Airlines Logo
8:00 pm - 8:25 amBOS-LJU
30h 25m1 stop
Turkish Airlines Logo
9:20 am - 6:05 pmLJU-BOS
14h 45m1 stop
$1,233Turkish Airlines
Find Deal
Fri, Dec 26 - Sat, Jan 3

Lufthansa flights from Boston to Slovenia

Our best Lufthansa deals on Boston to Slovenia flight tickets
Lufthansa
Oct 29
BOS9:40 pmBoston Logan Intl
16h 50m
1 stop
LJU7:30 pmLjubljana Joze Pucnik
Nov 8
LJU9:45 amLjubljana Joze Pucnik
19h 57m
2 stops
BOS11:42 pmBoston Logan Intl
$537
Find similar
Lufthansa
Oct 1
BOS7:08 pmBoston Logan Intl
18h 17m
2 stops
LJU7:25 pmLjubljana Joze Pucnik
Oct 13
LJU8:00 pmLjubljana Joze Pucnik
26h 00m
2 stops
BOS4:00 pmBoston Logan Intl
$570
Find similar
Lufthansa
Oct 29
BOS5:20 pmBoston Logan Intl
21h 10m
2 stops
LJU7:30 pmLjubljana Joze Pucnik
Nov 8
LJU9:45 amLjubljana Joze Pucnik
19h 57m
2 stops
BOS11:42 pmBoston Logan Intl
$581
Find similar

SWISS flights from Boston to Slovenia

Our best SWISS deals on Boston to Slovenia flight tickets
SWISS
Oct 29
BOS10:50 pmBoston Logan Intl
9h 45m
1 stop
LJU1:35 pmLjubljana Joze Pucnik
Nov 9
LJU2:30 pmLjubljana Joze Pucnik
11h 50m
1 stop
BOS8:20 pmBoston Logan Intl
$517
Find similar
SWISS
Sep 22
BOS9:40 pmBoston Logan Intl
14h 55m
1 stop
LJU6:35 pmLjubljana Joze Pucnik
Oct 7
LJU7:20 pmLjubljana Joze Pucnik
26h 05m
1 stop
BOS3:25 pmBoston Logan Intl
$522
Find similar
SWISS
Nov 2
BOS9:50 pmBoston Logan Intl
10h 30m
1 stop
LJU2:20 pmLjubljana Joze Pucnik
Nov 10
LJU3:10 pmLjubljana Joze Pucnik
11h 10m
1 stop
BOS8:20 pmBoston Logan Intl
$552
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 17, 2025.
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

Price

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 10/29

10:50 pm-1:35 pm

1 stop9h 45m

Ljubljana Joze Pucnik

Sun 11/9

2:30 pm-8:20 pm

1 stop11h 50m

$517

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Fri 1/16

5:30 am-2:00 pm

2 stops26h 30m

Ljubljana Joze Pucnik

Mon 1/26

3:10 pm-8:00 pm

1 stop10h 50m

$525

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Fri 1/16

6:30 pm-11:40 am

1 stop11h 10m

Ljubljana Joze Pucnik

Mon 1/26

12:50 pm-1:25 pm

1 stop30h 35m

$536

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 10/29

9:40 pm-7:30 pm

1 stop16h 50m

Ljubljana Joze Pucnik

Sat 11/8

9:45 am-11:42 pm

2 stops19h 57m

$537

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 10/1

5:05 pm-10:05 am

1 stop11h 00m

Ljubljana Joze Pucnik

Mon 10/13

8:00 pm-5:40 pm

1 stop27h 40m

$539

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Sun 11/2

9:50 pm-2:20 pm

1 stop10h 30m

Ljubljana Joze Pucnik

Mon 11/10

3:10 pm-8:20 pm

1 stop11h 10m

$552

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 10/29

9:50 pm-6:55 pm

1 stop16h 05m

Ljubljana Joze Pucnik

Sun 11/9

12:45 pm-1:22 am

2 stops18h 37m

$559

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Wed 10/1

7:08 pm-7:25 pm

2 stops18h 17m

Ljubljana Joze Pucnik

Mon 10/13

8:00 pm-4:00 pm

2 stops26h 00m

$570

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Mon 10/6

9:35 pm-1:10 pm

1 stop33h 35m

Ljubljana Joze Pucnik

Sat 10/11

8:10 pm-7:40 pm

1 stop29h 30m

$656

BostonLjubljana

BOS - LJU

BOSLJU

Boston Logan Intl

Fri 12/26

8:00 pm-8:25 am

1 stop30h 25m

Ljubljana Joze Pucnik

Sat 1/3

9:20 am-6:05 pm

1 stop14h 45m

$1,233

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Slovenia from

How to get the cheapest flight ticket from Boston to Slovenia

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest month to fly to Slovenia?

The month of January is, on average, the cheapest month to fly to Slovenia from Boston, with most prices found around $548. The month of October is another great option to travel to Slovenia, with average flight prices from Boston averaging around $687.

What is the cheapest day to depart on your flight to Slovenia?

According to our data, Sunday is the cheapest day to fly to Slovenia from Boston. The lowest ticket price found for a Sunday departure recently was $863. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. Be sure to avoid booking your departure on a Saturday as prices are generally higher than usual. According to our data, the average ticket price to Slovenia on Saturday is $1,176.

What is the cheapest time of day to depart on your flight to Slovenia?

In the evening is the cheapest time of day to fly from Boston to Slovenia when you can find flight prices for as low as $984. Flying to Slovenia in the evening is an ideal time because this is during off-peak travel hours. Flights to Slovenia are more costly in the afternoon, with an average ticket price of $1,122. Departure times in the afternoon fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Slovenia?

You are more likely to see cheaper flights to Slovenia from Boston when booking weeks ahead of your departure date. In general, you can expect to find flights to Slovenia for around $934 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Slovenia from Boston for as low as $698 on momondo.

Cheap Boston to Slovenia flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Slovenia

Direct flights

None
There are no direct flights from Boston to Slovenia. There are no popular flight routes from Boston to Slovenia.
Search flight deals

  • When did momondo last update prices for flights from Boston Logan Intl Airport to Slovenia?

    Prices for flights from Boston Logan Intl Airport to Slovenia are updated daily.

  • How many operators does momondo search for flights from Boston Logan Intl Airport to Slovenia?

  • How old do you have to be to fly from Boston Logan Intl Airport to Slovenia?

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Slovenia.

  • What documentation or ID do you need to fly to Slovenia?

    The necessary travel and health documents for your Slovenia trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Boston to Slovenia

Compare and see reviews for airlines that fly from Boston to Slovenia with momondo
Airline
Rating
Free Cancellation
Price
SWISSPriceFrom $441Free CancellationRating
7.6
1,737 reviews
Search SWISS flights
KLMPriceFrom $467Free CancellationRating
7.8
1,386 reviews
Search KLM flights
LufthansaPriceFrom $538Free CancellationRating
6.8
7,409 reviews
Search Lufthansa flights
DeltaPriceFrom $656Free CancellationRating
7.9
7,961 reviews
Search Delta flights
Turkish AirlinesPriceFrom $679Free CancellationRating
7.3
3,965 reviews
Search Turkish Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Slovenia?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Boston to Slovenia. momondo saves you time and could save you money on your trip.

Can I find flights from Boston to Slovenia with flexible booking policies on momondo?

Yes. All flights to Slovenia from Boston on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from Boston to Slovenia?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Slovenia.

I’m not ready to book a flight from Boston to Slovenia right now. Can momondo alert me if prices change?

Price alerts on flights to Slovenia from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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