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

United Airlines, Delta, and Qantas Airways are the most popular carriers operating from New Hampshire to Sydney Kingsford Smith

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 updated daily.

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

As of September 2025, there are 3 operators available to choose from 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 stopovers 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 necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

$854 Cheap Flights from New Hampshire to Sydney in 2025/26

1 adult

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Find the cheapest flights from New Hampshire to Sydney

Round-trip

One-way

Last minute

Cheap return flights

16:23 - 10:55BOS-SYD

26h 32m2 stops

14:05 - 19:00SYD-BOS

20h 55m1 stop

$1,703Qantas Airways

Find Deal

Sat, 17 Jan - Sat, 31 Jan

08:15 - 09:20BOS-SYD

33h 05m2 stops

14:05 - 16:59SYD-BOS

42h 54m1 stop

$1,709Qantas Airways

Find Deal

Sat, 7 Feb - Sun, 22 Feb

16:23 - 21:50BOS-SYD

37h 27m2 stops

06:00 - 23:00SYD-BOS

33h 00m2 stops

$1,769Fiji Airways

Find Deal

Tue, 10 Feb - Tue, 24 Feb

16:23 - 12:30BOS-SYD

28h 07m2 stops

14:10 - 23:00SYD-BOS

24h 50m2 stops

$1,790Fiji Airways

Find Deal

Thu, 29 Jan - Tue, 17 Feb

16:50 - 19:45BOS-SYD

34h 55m3 stops

21:40 - 16:46SYD-BOS

35h 06m3 stops

$1,801Alaska Airlines

Find Deal

Mon, 12 Jan - Sun, 25 Jan

18:23 - 19:45BOS-SYD

34h 22m2 stops

21:40 - 17:23SYD-BOS

35h 43m2 stops

$1,830Alaska Airlines

Find Deal

Thu, 30 Oct - Sun, 9 Nov

10:40 - 20:15BOS-SYD

41h 35m2 stops

10:20 - 09:32SYD-BOS

38h 12m2 stops

$1,831Multiple Airlines

Find Deal

Mon, 23 Feb - Tue, 10 Mar

12:38 - 20:15BOS-SYD

39h 37m2 stops

10:20 - 14:52SYD-BOS

43h 32m3 stops

$1,840Multiple Airlines

Find Deal

Sun, 1 Mar - Sun, 15 Mar

15:40 - 08:35BOS-SYD

25h 55m2 stops

11:20 - 14:52SYD-BOS

43h 32m2 stops

$1,852Air Canada

Find Deal

Tue, 28 Oct - Fri, 14 Nov

15:40 - 08:35BOS-SYD

25h 55m2 stops

11:20 - 09:32SYD-BOS

38h 12m3 stops

$1,863Air Canada

Find Deal

Tue, 28 Oct - Fri, 14 Nov

Alaska Airlines flights from New Hampshire to Sydney

Our best Alaska Airlines deals on New Hampshire to Sydney flight tickets

Alaska Airlines

12 Jan

BOS17:55Boston Logan Intl

33h 50m

2 stops

SYD19:45Sydney Kingsford Smith

21 Jan

SYD21:40Sydney Kingsford Smith

35h 06m

2 stops

BOS16:46Boston Logan Intl

$1,801

Find similar

Alaska Airlines

30 Oct

BOS18:23Boston Logan Intl

34h 22m

2 stops

SYD19:45Sydney Kingsford Smith

9 Nov

SYD21:40Sydney Kingsford Smith

35h 43m

2 stops

BOS17:23Boston Logan Intl

$1,830

Find similar

Alaska Airlines

29 Oct

BOS18:23Boston Logan Intl

34h 22m

2 stops

SYD19:45Sydney Kingsford Smith

8 Nov

SYD21:40Sydney Kingsford Smith

35h 43m

2 stops

BOS17:23Boston Logan Intl

$1,836

Find similar

American Airlines flights from New Hampshire to Sydney

Our best American Airlines deals on New Hampshire to Sydney flight tickets

American Airlines

28 Sept

BOS14:43Boston Logan Intl

25h 22m

2 stops

SYD06:05Sydney Kingsford Smith

12 Oct

SYD10:10Sydney Kingsford Smith

24h 34m

2 stops

BOS19:44Boston Logan Intl

$1,947

Find similar

American Airlines

8 Oct

BOS16:34Boston Logan Intl

23h 21m

1 stop

SYD06:55Sydney Kingsford Smith

26 Oct

SYD11:20Sydney Kingsford Smith

26h 13m

1 stop

BOS22:33Boston Logan Intl

$2,174

Find similar

American Airlines

10 Nov

MHT12:08Manchester

28h 52m

2 stops

SYD09:00Sydney Kingsford Smith

17 Nov

SYD11:20Sydney Kingsford Smith

28h 28m

2 stops

MHT23:48Manchester

$2,183

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 17/1

16:23-10:55

2 stops26h 32m

Sydney Kingsford Smith

Sat 31/1

14:05-19:00

1 stop20h 55m

$1,703

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 7/2

08:15-09:20

2 stops33h 05m

Sydney Kingsford Smith

Sun 22/2

14:05-16:59

1 stop42h 54m

$1,709

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 10/2

16:23-21:50

2 stops37h 27m

Sydney Kingsford Smith

Tue 24/2

06:00-23:00

2 stops33h 00m

$1,769

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 29/1

16:23-12:30

2 stops28h 07m

Sydney Kingsford Smith

Tue 17/2

14:10-23:00

2 stops24h 50m

$1,790

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 12/1

16:50-19:45

3 stops34h 55m

Sydney Kingsford Smith

Sun 25/1

21:40-16:46

3 stops35h 06m

$1,801

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 30/10

18:23-19:45

2 stops34h 22m

Sydney Kingsford Smith

Sun 9/11

21:40-17:23

2 stops35h 43m

$1,830

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 23/2

10:40-20:15

2 stops41h 35m

Sydney Kingsford Smith

Tue 10/3

10:20-09:32

2 stops38h 12m

$1,831

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sun 1/3

12:38-20:15

2 stops39h 37m

Sydney Kingsford Smith

Sun 15/3

10:20-14:52

3 stops43h 32m

$1,840

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 28/10

15:40-08:35

2 stops25h 55m

Sydney Kingsford Smith

Fri 14/11

11:20-14:52

2 stops43h 32m

$1,852

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 28/10

15:40-08:35

2 stops25h 55m

Sydney Kingsford Smith

Fri 14/11

11:20-09:32

3 stops38h 12m

$1,863

Flights are sorted by cheapest return flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

Prices

Airlines

What is the cheapest month to fly to Sydney?

The month of September is, on average, the cheapest month to fly to Sydney from New Hampshire, with most prices found around $1,892. If you aren’t able to travel to Sydney during the month of September, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $1,900.

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

Our data shows that Tuesday is the least expensive day to fly to Sydney. Tickets to fly out on this day can be as low as $2,052. The most expensive day to fly to Sydney is Friday, with ticket prices averaging around $2,454.

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 evening. momondo users have found flights departing from New Hampshire to Sydney in the evening for as low as $2,051. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. If you have a flexible travel schedule, then try to avoid flying in the morning when prices are $2,977 on average. Flights to Sydney from New Hampshire in the morning are generally more expensive because this time of day is more convenient for travellers’ schedules.

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 $2,174 when searching weeks before you fly. 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 $1,997 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.

Search flight deals

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 updated daily.
How many operators does momondo search for flights from New Hampshire to Sydney Kingsford Smith Airport?
As of September 2025, there are 3 operators available to choose from 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 stopovers 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 necessary travel and health documents for your Sydney Kingsford Smith Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's licence and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

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Why use momondo?

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

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from New Hampshire to Sydney. momondo saves you time and could save you money on your trip.

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

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

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

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

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

Of course. momondo tracks the price of New Hampshire to Sydney flights. All you need is a valid email address and we will do the rest; it is that quick and easy.