
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,234 (American Airlines) |
One-way from | $582 (Trip.com) |
Popular in | December |
Cheapest in | September |
Average price | $1,478 |
Fly from
Fly to
Route
Depart
Return
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Tue 9/15
3:10 pm-6:50 am
2 stops25h 40m
Sydney Kingsford Smith
Tue 10/6
10:15 am-7:45 pm
2 stops24h 30m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Sun 6/28
6:36 pm-7:00 am
1 stop22h 24m
Sydney Kingsford Smith
Mon 8/3
9:30 am-7:14 pm
2 stops23h 44m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Tue 9/1
4:15 pm-6:50 am
1 stop24h 35m
Sydney Kingsford Smith
Sat 12/5
10:40 am-9:41 pm
1 stop27h 01m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Fri 9/11
1:10 pm-6:50 am
2 stops27h 40m
Sydney Kingsford Smith
Sun 9/27
9:15 am-7:20 pm
1 stop24h 05m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Mon 6/29
10:55 am-6:50 am
1 stop29h 55m
Sydney Kingsford Smith
Thu 7/9
9:15 am-7:20 pm
1 stop24h 05m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Sat 6/27
8:32 pm-6:55 am
1 stop44h 23m
Sydney Kingsford Smith
Thu 7/9
10:20 am-9:21 pm
1 stop25h 01m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Fri 6/26
6:21 am-7:00 am
1 stop34h 39m
Sydney Kingsford Smith
Wed 7/15
9:30 am-11:59 pm
2 stops28h 29m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Fri 9/11
10:00 pm-6:50 pm
2 stops30h 50m
Sydney Kingsford Smith
Sun 9/27
8:45 pm-3:15 pm
1 stop32h 30m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Wed 8/26
5:01 pm-6:55 am
2 stops47h 54m
Sydney Kingsford Smith
Mon 9/7
10:20 am-7:29 pm
1 stop23h 09m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Wed 8/26
5:01 pm-6:55 am
2 stops47h 54m
Sydney Kingsford Smith
Sat 9/5
10:20 am-7:10 pm
1 stop22h 50m
| 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 Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy2 stars | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*2 stars |
To ensure you get the cheapest price possible for a flight from Boston to Sydney, you should look to book at least 15 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
Currently, September is the cheapest month in which you can book a flight from Boston to Sydney (average of $1,220). Flying from Boston to Sydney in December is currently the most expensive (average of $2,090). 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.
Los Angeles (LAX) – chosen by Cheapflights users on 50% of 1-stop itineraries from Boston to Sydney on Cheapflights.
Los Angeles (LAX) is the most affordable 1-stop option, with an average round-trip price of $1,310.
Flights via Los Angeles (LAX) have the shortest average one-way travel time for 1-stop routes: 23h 03m.
Flights via Los Angeles (LAX) offer the fastest connection on this route, with an average layover time of 1h 42m.
Boarding
Comfort
Crew
Food
Entertainment
Overall
Reviews
Anonymous,Mar 2026
SIN - AKL
Boarding
Comfort
Crew
Food
Entertainment
Overall
Reviews
Anonymous,Mar 2026
SIN - AKL
Boarding
Comfort
Crew
Food
Entertainment
Overall
Reviews
Anonymous,Mar 2026
SIN - AKL
Boarding
Comfort
Crew
Food
Entertainment
Overall
Reviews
Anonymous,Mar 2026
SIN - AKL
Boarding
Comfort
Crew
Food
Entertainment
Overall
Reviews
Anonymous,Mar 2026
SIN - AKL
Boarding
Comfort
Crew
Food
Entertainment
Overall
Reviews
Anonymous,Mar 2026
SIN - AKL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$318 | Average$1,452 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$727 | Average$783 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$907 | Average$1,363 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$1,084 | Average$1,446 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,145 | Average$1,522 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,147 | Average$1,445 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$1,166 | Average$1,478 | FlexibilityNo cancel fee | On-time78% | |
| Cheapest$1,233 | Average$1,558 | FlexibilityNo cancel fee | On-time68% |