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$471+ Cheap flights from Maine to Sydney (SYD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 2/25. Fares are subject to change and may not be available on all flights or dates of travel.
PWM — SYD
Feb 19 — Feb 261
Thu 2/19
Thu 2/26
1 adult, Economy
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Cheap flight deals from Maine to Sydney

Cheapest flights from Maine to Sydney
Explore the most affordable flight options available from Maine to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 20, 2026.

This Trip.com deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/36:15 am
BOS
-
SYD
2 stops38h 20m
Multiple Airlines
Tue 3/176:00 am
SYD
-
BOS
2 stops39h 20m
Multiple Airlines
Deal found 1/18$945
This Trip.com deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/103:50 pm
BOS
-
SYD
2 stops29h 55m
Multiple Airlines
Sun 5/241:15 pm
SYD
-
BOS
2 stops30h 53m
Multiple Airlines
Deal found 1/18$1,034
This Trip.com deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/36:50 am
BOS
-
SYD
2 stops38h 55m
Multiple Airlines
Sun 5/176:00 am
SYD
-
BOS
2 stops39h 33m
Multiple Airlines
Deal found 1/20$1,063
This Air Canada deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/2410:15 am
BOS
-
SYD
2 stops31h 20m
Air Canada
Tue 4/79:20 am
SYD
-
BOS
2 stops26h 07m
Air Canada
Deal found 1/19$1,082
This Air Canada deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/115:50 am
BOS
-
SYD
2 stops35h 30m
Air Canada
Sun 5/319:20 am
SYD
-
BOS
2 stops38h 25m
Air Canada
Deal found 1/20$1,085
This Air Canada deal was found by Cheapflights users on 1/17. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/310:15 am
BOS
-
SYD
2 stops31h 20m
Air Canada
Wed 3/1110:20 am
SYD
-
BOS
2 stops27h 17m
Air Canada
Deal found 1/17$1,087
This Travelocity deal was found by Cheapflights users on 1/18. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Travelocity is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/166:55 pm
BOS
-
SYD
2 stops46h 25m
Air Canada
Mon 5/259:20 am
SYD
-
BOS
2 stops38h 25m
Air Canada
Deal found 1/18$1,088
This Air Canada deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/310:35 am
BOS
-
SYD
3 stops30h 45m
Air Canada
Sun 5/179:20 am
SYD
-
BOS
2 stops38h 25m
Air Canada
Deal found 1/20$1,092
This Air Canada deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Air Canada is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/810:15 am
BOS
-
SYD
3 stops31h 20m
Air Canada
Tue 3/1010:20 am
SYD
-
BOS
2 stops27h 17m
Air Canada
Deal found 1/20$1,095
This United Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/139:34 am
PWM
-
SYD
2 stops31h 26m
United Airlines
Tue 7/289:30 am
SYD
-
PWM
2 stops25h 57m
United Airlines
Deal found 1/19$1,469
This American Airlines deal was found by Cheapflights users on 1/20. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/66:15 am
BGR
-
SYD
2 stops33h 10m
American Airlines
Fri 3/1311:20 am
SYD
-
BGR
2 stops27h 33m
American Airlines
Deal found 1/20$1,553
This United Airlines deal was found by Cheapflights users on 1/19. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 3/59:40 am
PWM
-
SYD
2 stops31h 25m
United Airlines
Thu 3/1211:50 am
SYD
-
PWM
2 stops24h 21m
United Airlines
Deal found 1/19$1,569

Find flight deals from Maine to Sydney

Keep the following information in mind while searching for Maine to Sydney flight deals. Data was last updated January 20, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

AranGrant
3 stars

Round-trip from

$945
(Trip.com)

One-way from

$471
(Trip.com)
Provider with most accurate pricing for Portland-Sydney Kingsford Smith flight deals.
Search Deals
Provider most trusted by Cheapflights users for Portland-Sydney Kingsford Smith flights.
Search Deals
From Maine to Sydney Kingsford Smith
Search Deals
One-way flight from Maine to Sydney Kingsford Smith
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Maine to Sydney 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, Cheapflights users made 2,558,603 searches. Data last updated January 20, 2026.
Use the filters below to find and compare flights from Maine to Sydney that are best for you.

Fly from

Maine

Fly to

Sydney

Route

Depart

Return

Price

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 2/16

4:50 pm-9:00 am

1 stop24h 10m

Sydney Kingsford Smith

Mon 2/23

2:05 pm-9:00 pm

1 stop22h 55m

$1,196

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 5/6

6:01 pm-6:55 am

1 stop22h 54m

Sydney Kingsford Smith

Tue 5/19

9:30 am-4:55 pm

1 stop21h 25m

$1,207

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 3/4

5:35 am-9:05 am

2 stops35h 30m

Sydney Kingsford Smith

Sun 3/15

10:20 am-4:41 pm

1 stop21h 21m

$1,213

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 3/3

8:25 am-9:05 am

1 stop32h 40m

Sydney Kingsford Smith

Mon 3/16

11:50 am-6:28 pm

1 stop21h 38m

$1,213

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 3/1

8:25 am-9:05 am

1 stop32h 40m

Sydney Kingsford Smith

Tue 3/17

12:10 pm-11:57 pm

2 stops26h 47m

$1,213

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 2/17

11:48 am-7:00 am

1 stop27h 12m

Sydney Kingsford Smith

Sun 2/22

11:20 am-4:41 pm

1 stop21h 21m

$1,213

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 7/13

2:16 pm-7:00 am

2 stops26h 44m

Sydney Kingsford Smith

Tue 7/28

9:30 am-4:38 pm

1 stop21h 08m

$1,213

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 5/18

6:20 pm-7:00 am

1 stop22h 40m

Sydney Kingsford Smith

Tue 5/26

10:20 am-11:54 pm

2 stops27h 34m

$1,213

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 4/15

8:30 am-7:00 am

1 stop32h 30m

Sydney Kingsford Smith

Sun 4/26

10:20 am-9:28 pm

1 stop25h 08m

$1,213

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 1/31

7:22 pm-7:00 am

2 stops43h 38m

Sydney Kingsford Smith

Mon 2/9

11:20 am-6:57 pm

2 stops23h 37m

$1,217

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/17

Showing 1-10 of 31 results
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Best time to book a flight from Maine to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from Maine with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Maine to Sydney
No data available for this route at this time. Please check back soon.

Related info for your journey

Find useful and relevant information for your journey from Maine to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly into for flights to Sydney from Maine?

    For a flight from Maine to Sydney, you will be flying into Kingsford Smith. Sydney Kingsford Smith (SYD) is just 4.6 mi from the center of the city.

  • How long is the flight from Maine to Sydney?

    For as low as $1,207, United Airlines can have you in Sydney from Maine in 22h 54m. The distance from Maine to Sydney is about 10091 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What are the most popular routes from Maine to Sydney?

    When deciding which route to take from Maine to Sydney consider Boston Logan Intl - Sydney Kingsford Smith, Portland - Sydney Kingsford Smith or Bangor - Sydney Kingsford Smith as they are the most popular.

  • Can I find deals for flights from Maine to Sydney that include hotel bookings?

    Yes. In addition to deals on Maine to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Maine to Sydney?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Maine to Sydney.

  • Can I find deals for business class flights from Maine to Sydney?

    Yes. Cheapflights offers flight deals from Maine to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

See more FAQs

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Wollongong
Manly

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