
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $1,173 (oojo) |
One-way from | $511 (Kiwi.com) |
Popular in | December |
Cheapest in | September |
Average price | $1,546 |
Fly from
Fly to
Route
Depart
Return
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Tue 7/28
4:15 pm-6:55 am
1 stop24h 40m
Sydney Kingsford Smith
Sun 9/13
9:30 am-5:20 pm
1 stop21h 50m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Tue 8/11
2:00 pm-6:55 am
1 stop26h 55m
Sydney Kingsford Smith
Tue 8/18
10:20 am-7:10 pm
1 stop22h 50m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Sun 8/9
6:25 am-6:50 am
1 stop34h 25m
Sydney Kingsford Smith
Sun 8/23
9:15 am-11:58 pm
2 stops28h 43m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Wed 7/29
6:26 pm-7:00 am
1 stop22h 34m
Sydney Kingsford Smith
Fri 9/18
10:20 am-5:07 pm
1 stop20h 47m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Sat 8/8
11:35 am-6:55 am
1 stop29h 20m
Sydney Kingsford Smith
Sun 8/30
9:30 am-9:59 pm
2 stops26h 29m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Thu 8/13
5:15 pm-6:50 am
2 stops23h 35m
Sydney Kingsford Smith
Thu 8/20
9:15 am-11:59 pm
2 stops28h 44m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Fri 10/23
5:45 am-8:00 am
2 stops35h 15m
Sydney Kingsford Smith
Mon 11/2
11:50 am-11:40 pm
2 stops27h 50m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Sat 8/8
12:35 pm-7:00 am
2 stops28h 25m
Sydney Kingsford Smith
Sat 12/12
11:20 am-1:05 am
2 stops29h 45m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Sun 7/12
7:45 am-7:00 am
2 stops33h 15m
Sydney Kingsford Smith
Mon 7/20
9:30 am-7:30 pm
2 stops24h 00m
BostonSydney
BOS - SYD
BOSSYD
Boston Logan Intl
Sun 7/12
7:25 am-6:55 am
2 stops33h 30m
Sydney Kingsford Smith
Wed 8/12
10:20 am-7:19 pm
2 stops22h 59m
| 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 $2,092). 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.
Entertainment
Overall
Boarding
Food
Crew
Comfort
Reviews
Debra,Mar 2026
HNL - AKL
Entertainment
Overall
Boarding
Food
Crew
Comfort
Reviews
Debra,Mar 2026
HNL - AKL
Entertainment
Overall
Boarding
Food
Crew
Comfort
Reviews
Debra,Mar 2026
HNL - AKL
Entertainment
Overall
Boarding
Food
Crew
Comfort
Reviews
Debra,Mar 2026
HNL - AKL
Entertainment
Overall
Boarding
Food
Crew
Comfort
Reviews
Debra,Mar 2026
HNL - AKL
Entertainment
Overall
Boarding
Food
Crew
Comfort
Reviews
Debra,Mar 2026
HNL - AKL
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$318 | Average$1,452 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$703 | Average$772 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$907 | Average$1,363 | FlexibilityNo cancel fee | On-time67% | |
| Cheapest$1,085 | Average$1,455 | FlexibilityNo cancel fee | On-time74% | |
| Cheapest$1,145 | Average$1,521 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$1,147 | Average$1,444 | 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% |