How long does it take to fly to Sydney?

Flight times from Maine to Sydney vary, but if you’re flying out of Portland and flying into Sydney (one of the most popular routes), then the duration is 25h 43m on average. Another popular route from Maine to Sydney is flying from Bangor to Sydney, which will take roughly 29h. Keep in mind that layovers or delays could extend your travel time.

When did momondo last update prices for flights from Maine to Sydney Kingsford Smith Airport?

Prices for flights from Maine to Sydney Kingsford Smith Airport refresh daily.

How many operators does momondo search for flights from Maine to Sydney Kingsford Smith Airport?

There are 8 operators available for flights from Maine to Sydney Kingsford Smith Airport as of September 2026.

How old do you have to be to fly from Maine to Sydney Kingsford Smith Airport?

The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Maine to Sydney Kingsford Smith Airport.

What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?

The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$662 Cheap Flights from Maine to Sydney in 2026

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Maine to Sydney

Round-trip

One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

3:30 pm - 9:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

26h 05m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

11:20 am - 8:25 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

25h 05m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,058Air Canada

Sun, Feb 28 - Sun, Mar 14

10:40 am - 8:20 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

30h 40m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

11:20 am - 10:03 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 43m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,064Air Canada

Sun, Oct 18 - Mon, Nov 2

12:00 pm - 9:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

29h 35m2 stops Newark Vancouver Intl

11:20 am - 9:48 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 28m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,097Multiple Airlines

Wed, Feb 10 - Wed, Feb 24

11:45 am - 9:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

29h 50m2 stops Chicago O'Hare Intl Vancouver Intl

11:20 am - 9:48 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 28m3 stops Vancouver Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,105Multiple Airlines

Wed, Feb 3 - Wed, Feb 10

2:21 pm - 9:00 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

26h 39m1 stop Los Angeles

7:05 am - 10:00 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

30h 55m2 stops Auckland Intl Los Angeles

$1,143Qantas Airways

Tue, Feb 2 - Wed, Feb 17

3:30 pm - 9:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

26h 05m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

11:20 am - 9:28 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

26h 08m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,185Air New Zealand

Sun, Feb 14 - Wed, Feb 24

3:30 pm - 9:35 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

26h 05m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

11:20 am - 9:28 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

26h 08m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,185Air New Zealand

Tue, Feb 16 - Wed, Feb 24

10:45 am - 9:00 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

30h 15m1 stop Los Angeles

7:05 am - 9:40 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

30h 35m2 stops Auckland Intl Los Angeles

$1,193Qantas Airways

Sun, Nov 8 - Sat, Feb 6

5:45 pm - 8:05 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

23h 20m1 stop Los Angeles

11:10 am - 7:33 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

24h 23m2 stops Los Angeles Dallas/Fort Worth

$1,248American Airlines

Sun, Oct 18 - Mon, Nov 2

10:00 am - 6:55 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

28h 55m1 stop Dallas/Fort Worth

11:10 am - 11:59 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

28h 49m1 stop Los Angeles

$1,256American Airlines

Tue, Nov 3 - Tue, Nov 17

Cheap last minute flights

Enter your travel dates to find the best prices.

10:40 am - 7:20 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

30h 40m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

10:20 am - 9:50 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 30m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,380Air Canada

Wed, Sep 16 - Wed, Oct 7

10:40 am - 7:20 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

30h 40m2 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl

9:20 am - 9:50 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 30m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,381Air Canada

Tue, Sep 15 - Tue, Sep 29

10:00 pm - 6:50 pmBOS Boston Logan Intl-SYD Sydney Kingsford Smith

30h 50m2 stops Doha Hamad Intl Adelaide

3:50 pm - 3:15 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 25m1 stop Doha Hamad Intl

$1,527Qatar Airways

Fri, Sep 18 - Sun, Oct 11

12:41 pm - 7:20 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

28h 39m2 stops Newark Vancouver Intl

9:20 am - 9:50 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 30m2 stops Vancouver Intl Montreal Pierre Elliott Trudeau Intl

$1,568Multiple Airlines

Tue, Sep 15 - Tue, Sep 29

12:41 pm - 7:20 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

28h 39m2 stops Newark Vancouver Intl

9:20 am - 9:50 amSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 30m3 stops Vancouver Intl Toronto Pearson Intl Montreal Pierre Elliott Trudeau Intl

$1,576Multiple Airlines

Tue, Sep 15 - Tue, Sep 29

10:00 pm - 6:50 pmBOS Boston Logan Intl-SYD Sydney Kingsford Smith

30h 50m2 stops Doha Hamad Intl Adelaide

3:50 pm - 3:15 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

38h 25m1 stop Doha Hamad Intl

$1,625Qatar Airways

Fri, Sep 18 - Sun, Oct 11

11:34 am - 6:55 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

29h 21m1 stop San Francisco

10:55 am - 11:39 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

26h 44m2 stops Auckland Intl Houston George Bush Intcntl

$1,633Air New Zealand

Tue, Sep 15 - Tue, Sep 29

6:00 am - 8:45 amBOS Boston Logan Intl-SYD Sydney Kingsford Smith

36h 45m2 stops San Francisco Auckland Intl

7:20 pm - 2:39 pmSYD Sydney Kingsford Smith-BOS Boston Logan Intl

57h 19m2 stops Auckland Intl Houston George Bush Intcntl

$1,866Air New Zealand

Sun, Sep 13 - Tue, Sep 15

6:00 am - 6:50 amPWM Portland-SYD Sydney Kingsford Smith

34h 50m2 stops Atlanta Hartsfield-Jackson Los Angeles

9:15 am - 11:56 pmSYD Sydney Kingsford Smith-PWM Portland

28h 41m2 stops Los Angeles New York John F Kennedy Intl

$2,266Delta

Fri, Sep 18 - Fri, Sep 25

7:32 am - 7:05 amPWM Portland-SYD Sydney Kingsford Smith

33h 33m2 stops Philadelphia Los Angeles

12:00 pm - 9:46 pmSYD Sydney Kingsford Smith-PWM Portland

47h 46m1 stop Dallas/Fort Worth

$3,490Qantas Airways

Fri, Sep 18 - Fri, Sep 25

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Delta flights from Maine to Sydney

Our best Delta deals on Maine to Sydney flight tickets

Delta

Sep 18

PWM6:00 amPortland

34h 50m

2 stops

SYD6:50 amSydney Kingsford Smith

Sep 25

SYD9:15 amSydney Kingsford Smith

28h 41m

2 stops

PWM11:56 pmPortland

$2,266

Delta

Mar 3

PWM6:00 amPortland

34h 30m

2 stops

SYD8:30 amSydney Kingsford Smith

Mar 31

SYD10:15 amSydney Kingsford Smith

40h 38m

2 stops

PWM11:53 amPortland

$4,175

United Airlines flights from Maine to Sydney

Our best United Airlines deals on Maine to Sydney flight tickets

United Airlines

Oct 26

PWM8:29 amPortland

31h 31m

3 stops

SYD7:00 amSydney Kingsford Smith

Nov 2

SYD9:20 amSydney Kingsford Smith

30h 01m

2 stops

PWM11:21 pmPortland

$1,315

United Airlines

Oct 25

PWM5:50 amPortland

34h 10m

2 stops

SYD7:00 amSydney Kingsford Smith

Nov 1

SYD11:50 amSydney Kingsford Smith

27h 31m

2 stops

PWM12:21 amPortland

$1,365

United Airlines

Oct 23

PWM6:00 amPortland

34h 55m

2 stops

SYD7:55 amSydney Kingsford Smith

Oct 30

SYD9:15 amSydney Kingsford Smith

29h 06m

2 stops

PWM11:21 pmPortland

$1,411

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Sun 2/28

3:30 pm-9:35 am

2 stops26h 05m

Sydney Kingsford Smith

Sun 3/14

11:20 am-8:25 pm

2 stops25h 05m

$1,058

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Sun 10/18

10:40 am-8:20 am

2 stops30h 40m

Sydney Kingsford Smith

Mon 11/2

11:20 am-10:03 am

2 stops38h 43m

$1,064

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Wed 2/10

12:00 pm-9:35 am

2 stops29h 35m

Sydney Kingsford Smith

Wed 2/24

11:20 am-9:48 am

2 stops38h 28m

$1,097

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Wed 2/3

11:45 am-9:35 am

2 stops29h 50m

Sydney Kingsford Smith

Wed 2/10

11:20 am-9:48 am

3 stops38h 28m

$1,105

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Tue 2/2

2:21 pm-9:00 am

1 stop26h 39m

Sydney Kingsford Smith

Wed 2/17

7:05 am-10:00 pm

2 stops30h 55m

$1,143

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Sun 2/14

3:30 pm-9:35 am

2 stops26h 05m

Sydney Kingsford Smith

Wed 2/24

11:20 am-9:28 pm

2 stops26h 08m

$1,185

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Tue 2/16

3:30 pm-9:35 am

2 stops26h 05m

Sydney Kingsford Smith

Wed 2/24

11:20 am-9:28 pm

2 stops26h 08m

$1,185

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Sun 11/8

10:45 am-9:00 am

1 stop30h 15m

Sydney Kingsford Smith

Sat 2/6

7:05 am-9:40 pm

2 stops30h 35m

$1,193

Quickest round-trip

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Sun 10/18

5:45 pm-8:05 am

1 stop23h 20m

Sydney Kingsford Smith

Mon 11/2

11:10 am-7:33 pm

2 stops24h 23m

$1,248

BostonSydney

BOS Boston Logan Intl - SYD Sydney Kingsford Smith

BOSSYD

Boston Logan Intl

Tue 11/3

10:00 am-6:55 am

1 stop28h 55m

Sydney Kingsford Smith

Tue 11/17

11:10 am-11:59 pm

1 stop28h 49m

$1,256

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Maine to Sydney

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Airlines

Other information

What is the cheapest airline that flies from Maine to Sydney Kingsford Smith?

Qantas Airways and American Airlines are the most popular carriers operating from Maine to Sydney Kingsford Smith

Cheap Maine to Sydney flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Maine to Sydney

Best Price Found	$662
Fastest flight time	23h 40m
Direct flights	None

The best one-way flight to Sydney from Maine in the past 72 hours is $662. The best round-trip flight deal from Maine to Sydney found on momondo in the last 72 hours is $1,058.

The fastest flight from Maine to Sydney takes 23h 40m

There are no direct flights from Maine to Sydney. There are no popular flight routes from Maine to Sydney.

Search flight deals

Frequently asked questions about flying from Maine to Sydney

When did momondo last update prices for flights from Maine to Sydney Kingsford Smith Airport?
Prices for flights from Maine to Sydney Kingsford Smith Airport refresh daily.
How many operators does momondo search for flights from Maine to Sydney Kingsford Smith Airport?
There are 8 operators available for flights from Maine to Sydney Kingsford Smith Airport as of September 2026.
How old do you have to be to fly from Maine to Sydney Kingsford Smith Airport?
The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from Maine to Sydney Kingsford Smith Airport.
What documentation or ID do you need to fly to Sydney Kingsford Smith Airport?
The travel and health documents you'll need for your trip to Sydney Kingsford Smith Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Sydney Kingsford Smith Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from Maine to Sydney

Compare and see reviews for airlines that fly from Maine to Sydney with momondo

Airline	Rating	Free Cancellation	Price
American Airlines	PriceFrom $1,308	Free Cancellation	Rating 7.1 12,050 reviews		Search American Airlines flights

Parramatta

Bondi Beach

Wollongong

Penrith

Katoomba

Coogee

Cronulla

Leura

Randwick

Manly

Terrigal

Lithgow

Charlestown

Swansea

Why use momondo?

Why should I use momondo to find a flight deal from Maine to Sydney?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Maine to Sydney. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Maine to Sydney with flexible booking policies on momondo?

momondo does allow users to show only those flights to Sydney from Maine which offer a flexible booking policy as well as other useful filters and features.

How can momondo help me find flights from Maine to Sydney?

Once you have performed a search for Maine to Sydney flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

I’m not ready to book a flight from Maine to Sydney right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Maine to Sydney flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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Cheap flights from Maine to Sydney from $662

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Maine to Sydney departing on 11/4. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Delta flights from Maine to Sydney

Our best Delta deals on Maine to Sydney flight tickets

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Our best United Airlines deals on Maine to Sydney flight tickets

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Cheap Maine to Sydney flight deals and tips

Best Price Found

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Frequently asked questions about flying from Maine to Sydney

Best airlines flying from Maine to Sydney

Compare and see reviews for airlines that fly from Maine to Sydney with momondo

Traveling to a place near Sydney?

Why use momondo?

An easier way to manage your Sydney trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to Australia

Airports servicing New South Wales

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Airlines are sorted and displayed according to clicks in the past 7 days on momondo

Cabin classes currently available on flights to Sydney

List of cabin classes available on flights landing in Sydney. Availability may vary depending on flight origin and airline.

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