Cheapest one-way flights from Boston to Ljubljana in December from 348€

AirHint found the following cheapest one-way flights from Boston (BOS) to Ljubljana (LJU) in December 2025 (see full year).

One-Way flights

15 Dec Icelandair

Also check the deals for return flights from Boston to Ljubljana in December.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Ljubljana

Cheap car rent in Ljubljana

Feel free to contact us with any feedback or request another flight research.