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Cheap flights from the United States to Sydney from $338

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from the United States to Sydney departing on 10/15. 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
0 bags

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Find the cheapest flights from the United States to Sydney

Recent round-trip flight deals from the United States to Sydney

Enter your travel dates to find the best prices.
Air Canada Logo
10:40 am - 4:20 pm
BOS
-
YQY
4h 40m
1 stop
Air Canada Logo
5:20 pm - 9:27 pm
YQY
-
BOS
5h 07m
1 stop
$704Air Canada
Wed, Jul 1 - Mon, Jul 13
Air Canada Logo
10:40 am - 4:20 pm
BOS
-
YQY
4h 40m
1 stop
Air Canada Logo
5:00 am - 9:53 am
YQY
-
BOS
5h 53m
1 stop
$709Air Canada
Wed, Jul 1 - Fri, Jul 10
Air Canada Logo
6:00 am - 4:14 pm
BOS
-
YQY
9h 14m
2 stops
Air Canada Logo
5:20 pm - 9:27 pm
YQY
-
BOS
5h 07m
1 stop
$712Air Canada
Sat, Jul 4 - Thu, Jul 9
Air Canada Logo
4:55 pm - 12:07 am
BOS
-
YQY
6h 12m
1 stop
Air Canada Logo
5:00 am - 9:53 am
YQY
-
BOS
5h 53m
1 stop
$714Air Canada
Sat, Jul 4 - Sat, Jul 11
Air Canada Logo
6:00 am - 4:14 pm
BOS
-
YQY
9h 14m
2 stops
Air Canada Logo
5:00 am - 9:53 am
YQY
-
BOS
5h 53m
1 stop
$717Air Canada
Sat, Jul 4 - Sat, Jul 11
Air Canada Logo
10:40 am - 4:20 pm
BOS
-
YQY
4h 40m
1 stop
Air Canada Logo
5:20 pm - 8:44 am
YQY
-
BOS
16h 24m
2 stops
$728Air Canada
Wed, Jul 1 - Tue, Jul 14
Air Canada Logo
7:40 pm - 4:14 pm
BOS
-
YQY
19h 34m
2 stops
Air Canada Logo
5:00 am - 9:53 am
YQY
-
BOS
5h 53m
1 stop
$733Air Canada
Mon, Jul 6 - Fri, Jul 10
Air Canada Logo
5:45 am - 4:20 pm
BOS
-
YQY
9h 35m
1 stop
Air Canada Logo
5:20 pm - 9:27 pm
YQY
-
BOS
5h 07m
1 stop
$734Air Canada
Thu, Jul 2 - Tue, Jul 14
Air Canada Logo
6:00 am - 4:14 pm
BOS
-
YQY
9h 14m
2 stops
Air Canada Logo
5:20 pm - 8:44 am
YQY
-
BOS
16h 24m
2 stops
$736Air Canada
Sat, Jul 4 - Mon, Jul 13
Air Canada Logo
10:40 am - 4:20 pm
BOS
-
YQY
4h 40m
1 stop
Air Canada Logo
5:20 pm - 9:53 am
YQY
-
BOS
17h 33m
2 stops
$737Air Canada
Wed, Jul 1 - Fri, Jul 10

Air Canada flights from United States to Sydney, Nova Scotia

Our best Air Canada deals on United States to Sydney, Nova Scotia flight tickets
Air Canada
Sep 20
BOS10:40 amBoston Logan Intl
4h 58m
1 stop
YQY4:38 pmSydney
Sep 25
YQY5:20 pmSydney
5h 07m
1 stop
BOS9:27 pmBoston Logan Intl
$674
Air Canada
Sep 24
BOS10:40 amBoston Logan Intl
4h 58m
1 stop
YQY4:38 pmSydney
Sep 27
YQY5:05 amSydney
5h 50m
1 stop
BOS9:55 amBoston Logan Intl
$679
Air Canada
Sep 20
BOS6:00 amBoston Logan Intl
9h 38m
2 stops
YQY4:38 pmSydney
Sep 25
YQY5:20 pmSydney
5h 07m
1 stop
BOS9:27 pmBoston Logan Intl
$682

momondo Fare Finder

 
Customize your flight search to find flights from United States 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 May 15, 2026.
Use the filters below to find and compare flights from the United States to Sydney, Nova Scotia that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BostonSydney

BOS - YQY

BOSYQY

Boston Logan Intl

Wed 7/1

10:40 am-4:20 pm

1 stop4h 40m

Sydney

Mon 7/13

5:20 pm-9:27 pm

1 stop5h 07m

$704

BostonSydney

BOS - YQY

BOSYQY

Boston Logan Intl

Wed 7/1

10:40 am-4:20 pm

1 stop4h 40m

Sydney

Fri 7/10

5:00 am-9:53 am

1 stop5h 53m

$709

BostonSydney

BOS - YQY

BOSYQY

Boston Logan Intl

Sat 7/4

6:00 am-4:14 pm

2 stops9h 14m

Sydney

Thu 7/9

5:20 pm-9:27 pm

1 stop5h 07m

$712

BostonSydney

BOS - YQY

BOSYQY

Boston Logan Intl

Sat 7/4

4:55 pm-12:07 am

1 stop6h 12m

Sydney

Sat 7/11

5:00 am-9:53 am

1 stop5h 53m

$714

BostonSydney

BOS - YQY

BOSYQY

Boston Logan Intl

Sat 7/4

6:00 am-4:14 pm

2 stops9h 14m

Sydney

Sat 7/11

5:00 am-9:53 am

1 stop5h 53m

$717

BostonSydney

BOS - YQY

BOSYQY

Boston Logan Intl

Wed 7/1

10:40 am-4:20 pm

1 stop4h 40m

Sydney

Tue 7/14

5:20 pm-8:44 am

2 stops16h 24m

$728

BostonSydney

BOS - YQY

BOSYQY

Boston Logan Intl

Mon 7/6

7:40 pm-4:14 pm

2 stops19h 34m

Sydney

Fri 7/10

5:00 am-9:53 am

1 stop5h 53m

$733

BostonSydney

BOS - YQY

BOSYQY

Boston Logan Intl

Thu 7/2

5:45 am-4:20 pm

1 stop9h 35m

Sydney

Tue 7/14

5:20 pm-9:27 pm

1 stop5h 07m

$734

BostonSydney

BOS - YQY

BOSYQY

Boston Logan Intl

Sat 7/4

6:00 am-4:14 pm

2 stops9h 14m

Sydney

Mon 7/13

5:20 pm-8:44 am

2 stops16h 24m

$736

BostonSydney

BOS - YQY

BOSYQY

Boston Logan Intl

Wed 7/1

10:40 am-4:20 pm

1 stop4h 40m

Sydney

Fri 7/10

5:20 pm-9:53 am

2 stops17h 33m

$737

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Sydney from

How to get the cheapest flight ticket from United States 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 month to fly to Sydney, Nova Scotia?

The month of February is, on average, the cheapest month to fly to Sydney, Nova Scotia from United States, with most prices found around $0. If you aren’t able to travel to Sydney, Nova Scotia during the month of February, then flying in September is also cheap. Prices for this month can be found on momondo for an average of $452.

Can stopping save me money on United States to Sydney, Nova Scotia flights?

You could potentially save up to 18% on your flight if you consider stops on a United States to Sydney, Nova Scotia flight.

Cheap United States to Sydney, Nova Scotia flight deals and tips

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

Fastest flight time

4h 55m

Direct flights

None
The fastest flight from United States to Sydney, Nova Scotia takes 4h 55m
There are no direct flights from United States to Sydney, Nova Scotia. There are no popular flight routes from United States to Sydney, Nova Scotia.
Search flight deals

Frequently asked questions about flying from the United States to Sydney, Nova Scotia

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

    Prices for flights from United States to Sydney Airport were last updated today.

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

  • How old do you have to be to fly from United States to Sydney Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from United States to Sydney Airport.

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

    The travel and health documents you'll need for your trip to Sydney 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 Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Best airlines flying from United States to Sydney, Nova Scotia

Compare and see reviews for airlines that fly from United States to Sydney, Nova Scotia with momondo
Airline
Rating
Free Cancellation
Price
Air CanadaPriceFrom $544Free CancellationRating
7.1
11,042 reviews
Search Air Canada flights

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 United States to Sydney?

To find the flight that best suits your needs, momondo gathers a range of flights from a large pool of different airlines and agents; you can then use our insights and filters to find and book the right flight to Sydney from United States.

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

Yes. All flights to Sydney from United States on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from United States to Sydney?

momondo provides multiple filters to help you find the best flight to Sydney from United States. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Yes momondo offers price alerts on flights to Sydney from United States. After performing a search on this page you should be able to see the price alert set up feature. Simply provide a valid email address and momondo will instantly alert you when prices change.

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Find better results for your trip to Canada

Airports servicing Nova Scotia

Halifax Intl Airport