Cheapest one-way flights from Boston to Sydney in June from $505
AirHint found the following cheapest one-way flights from Boston (BOS) to Sydney (SYD) in June 2025 (see full year).
One-Way flights
| 14 Jun | Porter Airlines (Canada) Ltd | ||
| 03 Jun | jetBlue | ||
| 04 Jun | Porter Airlines (Canada) Ltd | ||
| 01 Jun | Alaska Airlines | ||
| 15 Jun | Alaska Airlines | ||
| 28 Jun | Alaska Airlines |
Also check the deals for return flights from Boston to Sydney in June.
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.
