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Cheap flights from Maine to Sydney from $321

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 9/6. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Maine to Sydney

Cheap round-trip flights

Enter your travel dates to find the best prices.
Multiple Airlines Logo
3:35 pm - 7:25 pmBOS  Boston Logan Intl-YQY Sydney
26h 50m3 stops Montreal Pierre Elliott Trudeau Intl Victoria Intl Calgary
Multiple Airlines Logo
5:10 pm - 8:52 amYQY  Sydney-BOS Boston Logan Intl
16h 42m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Island
$655Multiple Airlines
Mon, Sep 7 - Mon, Sep 14
Multiple Airlines Logo
6:30 pm - 7:25 pmBOS  Boston Logan Intl-YQY Sydney
23h 55m1 stop Calgary
Multiple Airlines Logo
5:10 pm - 9:26 pmYQY  Sydney-BOS Boston Logan Intl
5h 16m1 stop Montreal Pierre Elliott Trudeau Intl
$658Multiple Airlines
Mon, Sep 7 - Mon, Sep 14
Multiple Airlines Logo
9:35 am - 7:25 pmBOS  Boston Logan Intl-YQY Sydney
32h 50m3 stops Toronto Island Edmonton Calgary
Multiple Airlines Logo
5:10 pm - 9:26 pmYQY  Sydney-BOS Boston Logan Intl
5h 16m1 stop Montreal Pierre Elliott Trudeau Intl
$659Multiple Airlines
Mon, Sep 7 - Mon, Sep 14
Multiple Airlines Logo
6:30 pm - 7:25 pmBOS  Boston Logan Intl-YQY Sydney
23h 55m1 stop Calgary
Multiple Airlines Logo
5:10 pm - 8:52 amYQY  Sydney-BOS Boston Logan Intl
16h 42m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Pearson Intl
$676Multiple Airlines
Mon, Sep 7 - Mon, Sep 14
Air Canada Logo
6:35 pm - 12:26 amBOS  Boston Logan Intl-YQY Sydney
4h 51m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
5:45 am - 9:58 amYQY  Sydney-BOS Boston Logan Intl
5h 13m1 stop Montreal Pierre Elliott Trudeau Intl
$723Air Canada
Mon, Jan 11 - Thu, Jan 14
Air Canada Logo
10:40 am - 4:38 pmBOS  Boston Logan Intl-YQY Sydney
4h 58m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
5:20 pm - 9:26 pmYQY  Sydney-BOS Boston Logan Intl
5h 06m1 stop Montreal Pierre Elliott Trudeau Intl
$723Air Canada
Fri, Oct 2 - Sun, Oct 4
Air Canada Logo
10:40 am - 4:07 pmBOS  Boston Logan Intl-YQY Sydney
4h 27m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
5:20 pm - 9:26 pmYQY  Sydney-BOS Boston Logan Intl
5h 06m1 stop Montreal Pierre Elliott Trudeau Intl
$723Air Canada
Wed, Sep 30 - Sat, Oct 3
Air Canada Logo
10:40 am - 4:38 pmBOS  Boston Logan Intl-YQY Sydney
4h 58m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
5:20 pm - 9:26 pmYQY  Sydney-BOS Boston Logan Intl
5h 06m1 stop Montreal Pierre Elliott Trudeau Intl
$723Air Canada
Thu, Oct 1 - Tue, Oct 6
Air Canada Logo
2:45 pm - 12:26 amBOS  Boston Logan Intl-YQY Sydney
8h 41m2 stops Toronto Island Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
5:45 am - 1:54 pmYQY  Sydney-BOS Boston Logan Intl
9h 09m2 stops Montreal Pierre Elliott Trudeau Intl Toronto Island
$723Air Canada
Mon, Jan 11 - Thu, Jan 14
Air Canada Logo
10:40 am - 4:38 pmBOS  Boston Logan Intl-YQY Sydney
4h 58m1 stop Montreal Pierre Elliott Trudeau Intl
Air Canada Logo
5:20 pm - 9:26 pmYQY  Sydney-BOS Boston Logan Intl
5h 06m1 stop Montreal Pierre Elliott Trudeau Intl
$723Air Canada
Sun, Oct 11 - Thu, Oct 15

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Air Canada flights from Maine to Sydney, Nova Scotia

Our best Air Canada deals on Maine to Sydney, Nova Scotia flight tickets
Air Canada
Jan 11
BOS2:45 pmBoston Logan Intl
8h 41m
2 stops
YQY12:26 amSydney
Jan 14
YQY5:45 amSydney
9h 09m
2 stops
BOS1:54 pmBoston Logan Intl
$723
Air Canada
Oct 2
BOS6:00 amBoston Logan Intl
9h 38m
2 stops
YQY4:38 pmSydney
Oct 4
YQY5:20 pmSydney
5h 06m
1 stop
BOS9:26 pmBoston Logan Intl
$731
Air Canada
Sep 10
BOS4:55 pmBoston Logan Intl
6h 50m
1 stop
YQY12:45 amSydney
Sep 17
YQY5:05 amSydney
5h 50m
1 stop
BOS9:55 amBoston Logan Intl
$754

momondo Fare Finder

 
Customize your flight search to find flights from Maine to Sydney, Nova Scotia 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, momondo users made 832,500 searches. Data last updated August 16, 2026.
Use the filters below to find and compare flights from Maine to Sydney, Nova Scotia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Mon 9/7

3:35 pm-7:25 pm

3 stops26h 50m

Sydney

Mon 9/14

5:10 pm-8:52 am

2 stops16h 42m

$655

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Mon 9/7

6:30 pm-7:25 pm

1 stop23h 55m

Sydney

Mon 9/14

5:10 pm-9:26 pm

1 stop5h 16m

$658

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Mon 9/7

9:35 am-7:25 pm

3 stops32h 50m

Sydney

Mon 9/14

5:10 pm-9:26 pm

1 stop5h 16m

$659

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Mon 9/7

6:30 pm-7:25 pm

1 stop23h 55m

Sydney

Mon 9/14

5:10 pm-8:52 am

2 stops16h 42m

$676

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Mon 1/11

6:35 pm-12:26 am

1 stop4h 51m

Sydney

Thu 1/14

5:45 am-9:58 am

1 stop5h 13m

$723

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Fri 10/2

10:40 am-4:38 pm

1 stop4h 58m

Sydney

Sun 10/4

5:20 pm-9:26 pm

1 stop5h 06m

$723
Quickest round-trip

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Wed 9/30

10:40 am-4:07 pm

1 stop4h 27m

Sydney

Sat 10/3

5:20 pm-9:26 pm

1 stop5h 06m

$723

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Thu 10/1

10:40 am-4:38 pm

1 stop4h 58m

Sydney

Tue 10/6

5:20 pm-9:26 pm

1 stop5h 06m

$723

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Mon 1/11

2:45 pm-12:26 am

2 stops8h 41m

Sydney

Thu 1/14

5:45 am-1:54 pm

2 stops9h 09m

$723

BostonSydney

BOS Boston Logan Intl - YQY Sydney

BOSYQY

Boston Logan Intl

Sun 10/11

10:40 am-4:38 pm

1 stop4h 58m

Sydney

Thu 10/15

5:20 pm-9:26 pm

1 stop5h 06m

$723

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from Maine to Sydney, Nova Scotia

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

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

Air Canada is the most popular carrier operating from Maine to Sydney

Cheap Maine to Sydney, Nova Scotia flight deals and tips

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

Fastest flight time

4h 27m

Direct flights

None
The fastest flight from Maine to Sydney, Nova Scotia takes 4h 27m
There are no direct flights from Maine to Sydney, Nova Scotia. There are no popular flight routes from Maine to Sydney, Nova Scotia.
Search flight deals

Frequently asked questions about flying from Maine to Sydney, Nova Scotia

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

    Prices for flights from Maine to Sydney Airport are refreshed on a daily basis.

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

  • How old do you have to be to fly from Maine to Sydney 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 Airport.

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

    The required travel and health documents for your Sydney Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Sydney Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Cheticamp
Inverness

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?

All flight searches from Maine to Sydney on momondo can be filtered to show those which offer flexible booking policies.

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

momondo helps you find the best flight between Maine and Sydney by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

If you are simply researching potential flights to Sydney, momondo offers a useful price alert feature which will track prices for flights to Sydney from Maine and alert you when they change.

An easier way to manage your Sydney, Nova Scotia 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.
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Tue 9/15
Tue 9/22
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Find better results for your trip to Canada

Airports servicing Nova Scotia

Halifax Intl Airport