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Cheap flights from New Hampshire to Sydney from $561

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from New Hampshire to Sydney departing on 3/21. 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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Cheap round-trip flights

Qantas Airways Logo
6:00 pm - 9:20 amBOS-SYD
47h 20m2 stops
Qantas Airways Logo
2:05 pm - 11:05 pmSYD-BOS
25h 00m1 stop
$1,113Qantas Airways
Find Deal
Fri, Jan 16 - Sat, Jan 31
Qantas Airways Logo
3:43 pm - 11:35 amBOS-SYD
27h 52m2 stops
Qantas Airways Logo
2:05 pm - 11:05 pmSYD-BOS
25h 00m1 stop
$1,114Qantas Airways
Find Deal
Sun, Dec 14 - Sat, Jan 31
Fiji Airways Logo
4:23 pm - 9:50 pmBOS-SYD
37h 27m2 stops
Fiji Airways Logo
6:00 am - 11:00 pmSYD-BOS
33h 00m2 stops
$1,162Fiji Airways
Find Deal
Tue, Feb 10 - Tue, Feb 24
Fiji Airways Logo
4:23 pm - 12:30 pmBOS-SYD
28h 07m2 stops
Fiji Airways Logo
2:10 pm - 11:00 pmSYD-BOS
24h 50m2 stops
$1,176Fiji Airways
Find Deal
Thu, Jan 29 - Tue, Feb 17
Alaska Airlines Logo
4:50 pm - 7:45 pmBOS-SYD
34h 55m3 stops
Alaska Airlines Logo
9:40 pm - 4:46 pmSYD-BOS
35h 06m2 stops
$1,183Alaska Airlines
Find Deal
Mon, Jan 12 - Wed, Jan 21
Alaska Airlines Logo
6:23 pm - 7:45 pmBOS-SYD
34h 22m2 stops
Alaska Airlines Logo
9:40 pm - 5:23 pmSYD-BOS
35h 43m2 stops
$1,202Alaska Airlines
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Thu, Oct 30 - Sun, Nov 9
Multiple Airlines Logo
10:40 am - 8:15 pmBOS-SYD
41h 35m2 stops
Multiple Airlines Logo
10:20 am - 9:32 amSYD-BOS
38h 12m2 stops
$1,203Multiple Airlines
Find Deal
Mon, Feb 23 - Tue, Mar 10
Multiple Airlines Logo
6:17 am - 9:00 amBOS-SYD
35h 43m3 stops
Multiple Airlines Logo
10:20 am - 9:52 amSYD-BOS
38h 32m2 stops
$1,204Multiple Airlines
Find Deal
Thu, Oct 23 - Thu, Oct 30
Air Canada Logo
3:40 pm - 8:35 amBOS-SYD
25h 55m2 stops
Air Canada Logo
11:20 am - 2:52 pmSYD-BOS
43h 32m2 stops
$1,217Air Canada
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Tue, Oct 28 - Fri, Nov 14
Air Canada Logo
3:40 pm - 8:35 amBOS-SYD
25h 55m2 stops
Air Canada Logo
11:20 am - 9:32 amSYD-BOS
38h 12m3 stops
$1,224Air Canada
Find Deal
Tue, Oct 28 - Fri, Nov 14

Qantas Airways flights from New Hampshire to Sydney

Our best Qantas Airways deals on New Hampshire to Sydney flight tickets
Qantas Airways
Jan 16
BOS6:00 pmBoston Logan Intl
47h 20m
2 stops
SYD9:20 amSydney Kingsford Smith
Jan 31
SYD2:05 pmSydney Kingsford Smith
25h 00m
1 stop
BOS11:05 pmBoston Logan Intl
$1,113
Find similar
Qantas Airways
Dec 14
BOS3:43 pmBoston Logan Intl
27h 52m
2 stops
SYD11:35 amSydney Kingsford Smith
Jan 31
SYD2:05 pmSydney Kingsford Smith
25h 00m
1 stop
BOS11:05 pmBoston Logan Intl
$1,114
Find similar
Qantas Airways
Jan 17
BOS4:23 pmBoston Logan Intl
26h 32m
2 stops
SYD10:55 amSydney Kingsford Smith
Jan 31
SYD2:05 pmSydney Kingsford Smith
20h 55m
1 stop
BOS7:00 pmBoston Logan Intl
$1,119
Find similar

United Airlines flights from New Hampshire to Sydney

Our best United Airlines deals on New Hampshire to Sydney flight tickets
United Airlines
Sep 28
BOS1:43 pmBoston Logan Intl
27h 12m
1 stop
SYD6:55 amSydney Kingsford Smith
Oct 14
SYD10:30 amSydney Kingsford Smith
28h 14m
2 stops
BOS11:44 pmBoston Logan Intl
$1,111
Find similar
United Airlines
Sep 28
BOS1:43 pmBoston Logan Intl
27h 12m
1 stop
SYD6:55 amSydney Kingsford Smith
Oct 12
SYD10:30 amSydney Kingsford Smith
26h 29m
2 stops
BOS9:59 pmBoston Logan Intl
$1,112
Find similar
United Airlines
Sep 28
BOS6:18 pmBoston Logan Intl
22h 37m
1 stop
SYD6:55 amSydney Kingsford Smith
Oct 12
SYD10:30 amSydney Kingsford Smith
23h 26m
2 stops
BOS6:56 pmBoston Logan Intl
$1,117
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from New Hampshire 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, momondo users made 832,500 searches. Data last updated September 25, 2025.
Use the filters below to find and compare flights from New Hampshire to Sydney that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Fri 1/16

6:00 pm-9:20 am

2 stops47h 20m

Sydney Kingsford Smith

Sat 1/31

2:05 pm-11:05 pm

1 stop25h 00m

$1,113

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 12/14

3:43 pm-11:35 am

2 stops27h 52m

Sydney Kingsford Smith

Sat 1/31

2:05 pm-11:05 pm

1 stop25h 00m

$1,114

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 2/10

4:23 pm-9:50 pm

2 stops37h 27m

Sydney Kingsford Smith

Tue 2/24

6:00 am-11:00 pm

2 stops33h 00m

$1,162

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 1/29

4:23 pm-12:30 pm

2 stops28h 07m

Sydney Kingsford Smith

Tue 2/17

2:10 pm-11:00 pm

2 stops24h 50m

$1,176

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 1/12

4:50 pm-7:45 pm

3 stops34h 55m

Sydney Kingsford Smith

Wed 1/21

9:40 pm-4:46 pm

2 stops35h 06m

$1,183

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 10/30

6:23 pm-7:45 pm

2 stops34h 22m

Sydney Kingsford Smith

Sun 11/9

9:40 pm-5:23 pm

2 stops35h 43m

$1,202

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 2/23

10:40 am-8:15 pm

2 stops41h 35m

Sydney Kingsford Smith

Tue 3/10

10:20 am-9:32 am

2 stops38h 12m

$1,203

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 10/23

6:17 am-9:00 am

3 stops35h 43m

Sydney Kingsford Smith

Thu 10/30

10:20 am-9:52 am

2 stops38h 32m

$1,204

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 10/28

3:40 pm-8:35 am

2 stops25h 55m

Sydney Kingsford Smith

Fri 11/14

11:20 am-2:52 pm

2 stops43h 32m

$1,217

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 10/28

3:40 pm-8:35 am

2 stops25h 55m

Sydney Kingsford Smith

Fri 11/14

11:20 am-9:32 am

3 stops38h 12m

$1,224

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 New Hampshire 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

What is the cheapest month to fly to Sydney?

In general, September is the cheapest month to fly from New Hampshire to Sydney. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $1,243. If you are unable to visit Sydney during the month of September, then departing from New Hampshire during the month March is also very affordable. Most momondo users find prices during this month for around $1,248.

What is the cheapest day to depart on your flight to Sydney?

The cheapest day to depart from New Hampshire to Sydney is on a Wednesday when prices can be found for as low as $1,444. The most expensive day to fly to Sydney is Saturday, with ticket prices averaging around $1,562.

What is the cheapest time of day to depart on your flight to Sydney?

According to our data, the cheapest time of day to fly to Sydney is in the morning. momondo users have found flights departing from New Hampshire to Sydney in the morning for as low as $1,438. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. Flights to Sydney are more costly in the evening, with an average ticket price of $1,494. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

How far in advance should I book a flight to Sydney?

You are more likely to see cheaper flights to Sydney from New Hampshire when booking weeks ahead of your departure date. In general, you can expect to find flights to Sydney for around $1,428 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Sydney from New Hampshire for as low as $1,312 on momondo.

Cheap New Hampshire to Sydney flight deals and tips

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

Direct flights

None
There are no direct flights from New Hampshire to Sydney. There are no popular flight routes from New Hampshire to Sydney.
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  • When did momondo last update prices for flights from New Hampshire to Sydney Kingsford Smith Airport?

    Prices for flights from New Hampshire to Sydney Kingsford Smith Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from New Hampshire to Sydney Kingsford Smith Airport?

  • How old do you have to be to fly from New Hampshire to Sydney Kingsford Smith 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 New Hampshire 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.

Traveling to a place near Sydney?

Book flights to Sydney if you plan to visit one of these locations
Parramatta
Bondi Beach
Katoomba
Wollongong
Randwick
Cronulla
Coogee
Lithgow
Penrith
Manly
Leura
Charlestown
Terrigal
Swansea

Why use momondo?

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

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

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

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

How can momondo help me find flights from New Hampshire to Sydney?

Once all potential New Hampshire to Sydney flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

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

Price alerts on flights to Sydney from New Hampshire are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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