What is the cheapest month to book a flight from New Hampshire to Sydney?

Currently, February is the cheapest month in which you can book a flight from New Hampshire to Sydney (average of $1,028). Flying from New Hampshire to Sydney in December is currently the most expensive (average of $1,619). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in Sydney ranges from 2.0 - 5.1 inches per month. March is typically the wettest month, when rainfall can reach 5.1 in. September is typically the driest time to visit Sydney when rainfall is around 2.0 in.

If weather is an important factor for your trip to Sydney, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 71.6 F. Travelers looking to avoid the cold should look outside of July, when temperatures are typically at their lowest (around 51.8 F).

What are the most popular routes from New Hampshire to Sydney?

Most travelers choose Boston Logan Intl - Sydney Kingsford Smith, Manchester - Sydney Kingsford Smith or Portland - Sydney Kingsford Smith when deciding on the best route from New Hampshire to Sydney.

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

Travelers have found it’s best to book a flight 39 days in advance to save up to 70% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 39 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from New Hampshire to Sydney 1-2 weeks in advance for as low as $1,126, or $1,407 for flights within the next 24 hours.

What is the cheapest month to fly from New Hampshire to Sydney?

The best pricing can be found in the month of March. Prices to Sydney from New Hampshire average $1,432. You can even find prices in March for less than $1,432, as users have found deals to Sydney from as low as $824. The month of December appears to be one of the more expensive times to travel to Sydney from New Hampshire. Flying in the targeted month can save you up to 32%.

What is the cheapest time of day to fly from NH to SYD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from New Hampshire to Sydney as you normally would.

What airport do you fly into for flights to Sydney from New Hampshire?

Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from New Hampshire to Sydney. It is only a 4.6 mi journey from Kingsford Smith (SYD) to Sydney’s city center.

Can I find deals for flights from New Hampshire to Sydney that include hotel bookings?

Yes. In addition to deals on New Hampshire to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from New Hampshire to Sydney?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Hampshire to Sydney.

Can I find deals for business class flights from New Hampshire to Sydney?

Yes. Cheapflights offers flight deals from New Hampshire to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$503+ Flights from New Hampshire to Sydney

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Cheap flight deals from New Hampshire to Sydney

Round-trip from	$834 (Air Canada)
One-way from	$503 (Kiwi.com)
Popular in	December
Cheapest in	March
Average price	$1,354

From New Hampshire to Sydney Kingsford Smith

Search Deals

One-way flight from New Hampshire to Sydney Kingsford Smith

Search Deals

Highest demand for flights based on searches. 12% potential increase in price ($203 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 3% potential price decrease ($43 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2025

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Find flight deals from New Hampshire to Sydney

Cheapest flights from New Hampshire to Sydney
Explore the most affordable flight options available from New Hampshire to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2025.

Sun 10/1910:20 amBOS - SYD

2 stops31h 00mAir Canada

Sun 10/2610:20 amSYD - BOS

2 stops38h 32mAir Canada

Deal found 8/4

$834

Thu 10/3010:35 amBOS - SYD

2 stops31h 00mAir Canada

Sun 11/911:20 amSYD - BOS

2 stops38h 12mAir Canada

Deal found 8/4

$897

Fri 11/76:15 amBOS - SYD

2 stops35h 20mAir Canada

Sun 11/1611:20 amSYD - BOS

3 stops38h 12mAir Canada

Deal found 8/4

$910

Sat 9/66:00 amBOS - SYD

2 stops35h 20mAir Canada

Tue 9/99:20 amSYD - BOS

2 stops26h 35mAir Canada

Deal found 8/3

$1,004

Fri 12/510:15 amBOS - SYD

2 stops31h 20mAir Canada

Thu 12/1111:20 amSYD - BOS

2 stops38h 12mAir Canada

Deal found 8/4

$1,059

Wed 11/263:40 pmBOS - SYD

2 stops25h 55mAir Canada

Wed 12/311:20 amSYD - BOS

2 stops38h 12mAir Canada

Deal found 8/3

$1,084

Wed 9/1710:20 amBOS - SYD

2 stops31h 00mAir Canada

Sun 9/219:20 amSYD - BOS

2 stops38h 10mAir Canada

Deal found 8/4

$1,092

Tue 9/910:20 amBOS - SYD

2 stops31h 00mAir Canada

Tue 11/2511:20 amSYD - BOS

2 stops26h 07mAir Canada

Deal found 8/4

$1,098

Thu 9/183:56 pmPWM - SYD

2 stops25h 04mUnited Airlines

Thu 9/2510:20 amSYD - PWM

2 stops26h 53mUnited Airlines

Deal found 8/4

$1,454

Thu 9/189:28 amPWM - SYD

1 stop31h 27mAmerican Airlines

Thu 9/259:10 amSYD - PWM

2 stops27h 55mAmerican Airlines

Deal found 8/4

$1,458

Tue 12/22:32 pmMHT - SYD

2 stops26h 33mUnited Airlines

Tue 12/1611:20 amSYD - MHT

2 stops23h 29mUnited Airlines

Deal found 8/5

$1,555

Thu 11/133:20 pmPWM - SYD

2 stops25h 45mUnited Airlines

Mon 11/1711:20 amSYD - PWM

3 stops27h 57mUnited Airlines

Deal found 8/3

$1,652

Best flights from New Hampshire to Sydney
Discover carefully curated flight deals from New Hampshire to Sydney that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 5, 2025.

Sun 10/1910:20 amBOS - SYD

2 stops31h 00mAir Canada

Sun 10/2610:20 amSYD - BOS

2 stops38h 32mAir Canada

Deal found 8/4

$834

Thu 9/183:56 pmPWM - SYD

2 stops25h 04mUnited Airlines

Thu 9/2510:20 amSYD - PWM

2 stops26h 53mUnited Airlines

Deal found 8/4

$1,454

Thu 9/189:28 amPWM - SYD

1 stop31h 27mAmerican Airlines

Thu 9/259:10 amSYD - PWM

2 stops27h 55mAmerican Airlines

Deal found 8/4

$1,458

Thu 10/3010:35 amBOS - SYD

2 stops31h 00mAir Canada

Sun 11/911:20 amSYD - BOS

2 stops38h 12mAir Canada

Deal found 8/4

$897

Fri 11/76:15 amBOS - SYD

2 stops35h 20mAir Canada

Sun 11/1611:20 amSYD - BOS

3 stops38h 12mAir Canada

Deal found 8/4

$910

Thu 9/1810:39 amPWM - SYD

2 stops30h 41mMultiple Airlines

Thu 9/259:20 amSYD - PWM

3 stops27h 53mMultiple Airlines

Deal found 8/4

$2,057

Sat 9/66:00 amBOS - SYD

2 stops35h 20mAir Canada

Tue 9/99:20 amSYD - BOS

2 stops26h 35mAir Canada

Deal found 8/3

$1,004

Tue 12/23:29 pmORH - SYD

2 stops35h 21mQatar Airways

Tue 12/1612:00 pmSYD - ORH

3 stops42h 53mQatar Airways

Deal found 8/5

$2,557

Fri 12/510:15 amBOS - SYD

2 stops31h 20mAir Canada

Thu 12/1111:20 amSYD - BOS

2 stops38h 12mAir Canada

Deal found 8/4

$1,059

Tue 12/22:32 pmMHT - SYD

2 stops26h 33mUnited Airlines

Tue 12/1611:20 amSYD - MHT

2 stops23h 29mUnited Airlines

Deal found 8/5

$1,555

Wed 11/263:40 pmBOS - SYD

2 stops25h 55mAir Canada

Wed 12/311:20 amSYD - BOS

2 stops38h 12mAir Canada

Deal found 8/3

$1,084

Wed 9/1710:20 amBOS - SYD

2 stops31h 00mAir Canada

Sun 9/219:20 amSYD - BOS

2 stops38h 10mAir Canada

Deal found 8/4

$1,092

Last-minute flights from New Hampshire to Sydney
Discover last-minute flight deals from New Hampshire to Sydney. Data last updated August 5, 2025 and is based on user searches.

Fri 8/151:40 amBOS - SYD

1 stop28h 30mCathay Pacific

Fri 8/292:05 pmSYD - BOS

2 stops44h 48mCathay Pacific

Deal found 8/5

$2,358

Fri 8/151:40 amBOS - SYD

1 stop42h 10mMultiple Airlines

Thu 8/285:45 pmSYD - BOS

2 stops42h 49mMultiple Airlines

Deal found 8/5

$2,360

Fri 8/151:40 amBOS - SYD

1 stop42h 10mMultiple Airlines

Fri 8/295:45 pmSYD - BOS

2 stops42h 49mMultiple Airlines

Deal found 8/4

$2,422

Fri 8/151:40 amBOS - SYD

1 stop28h 30mCathay Pacific

Thu 8/287:40 amSYD - BOS

1 stop29h 20mCathay Pacific

Deal found 8/5

$2,591

Fri 8/151:40 amBOS - SYD

1 stop28h 30mCathay Pacific

Sat 8/237:40 amSYD - BOS

1 stop29h 20mCathay Pacific

Deal found 8/5

$2,894

Tue 8/1910:20 amBOS - SYD

3 stops31h 00mAir Canada

Thu 8/289:20 amSYD - BOS

2 stops38h 10mAir Canada

Deal found 8/5

$1,199

Thu 8/219:40 amMHT - SYD

2 stops31h 20mUnited Airlines

Mon 8/2510:20 amSYD - MHT

2 stops38h 22mUnited Airlines

Deal found 8/3

$1,752

Tue 9/212:15 pmBOS - SYD

2 stops29h 05mAir Canada

Tue 11/2511:20 amSYD - BOS

2 stops26h 07mAir Canada

Deal found 8/4

$1,105

Wed 9/310:20 amBOS - SYD

2 stops31h 00mAir Canada

Mon 9/159:20 amSYD - BOS

2 stops38h 10mAir Canada

Deal found 8/3

$1,192

Wed 9/33:30 pmBOS - SYD

2 stops25h 50mMultiple Airlines

Mon 9/159:20 amSYD - BOS

2 stops38h 10mMultiple Airlines

Deal found 8/4

$1,197

Sat 9/66:00 amBOS - SYD

2 stops35h 20mAir Canada

Tue 9/99:20 amSYD - BOS

2 stops26h 35mAir Canada

Deal found 8/3

$1,004

Tue 9/910:20 amBOS - SYD

2 stops31h 00mAir Canada

Tue 11/2511:20 amSYD - BOS

2 stops26h 07mAir Canada

Deal found 8/4

$1,098

One-way flights from New Hampshire to Sydney
Search for one-way flight options from New Hampshire to Sydney. Find affordable one-way fares based on user searches. Data last updated August 5, 2025.

Thu 8/217:00 amBOS - SYD

2 stops41h 40mMultiple Airlines

Deal found 8/5

$503

Sat 9/66:40 pmBOS - SYD

2 stops30h 00mMultiple Airlines

Deal found 8/4

$517

Sat 8/306:05 amBOS - SYD

2 stops42h 35mMultiple Airlines

Deal found 8/4

$539

Tue 8/197:30 amBOS - SYD

3 stops41h 10mMultiple Airlines

Deal found 8/5

$554

Thu 10/307:00 amBOS - SYD

2 stops33h 25mMultiple Airlines

Deal found 8/3

$568

Sat 9/136:40 pmBOS - SYD

2 stops30h 00mMultiple Airlines

Deal found 8/5

$582

Fri 12/511:42 amBOS - SYD

3 stops29h 53mMultiple Airlines

Deal found 8/5

$603

Sun 11/2311:42 amBOS - SYD

3 stops29h 53mMultiple Airlines

Deal found 8/5

$626

Mon 9/17:20 amBOS - SYD

2 stops33h 45mMultiple Airlines

Deal found 8/5

$651

Tue 8/122:42 pmMHT - SYD

2 stops26h 23mAmerican Airlines

Deal found 8/5

$786

Sun 8/107:04 amMHT - SYD

2 stops34h 01mAmerican Airlines

Deal found 8/4

$886

Sun 8/103:20 pmORH - SYD

2 stops35h 50mQatar Airways

Deal found 8/4

$1,512

Cheapflights Fare Finder

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

Sun 10/19

10:20 am-8:20 am

2 stops31h 00m

Sydney Kingsford Smith

Sun 10/26

10:20 am-9:52 am

2 stops38h 32m

$834

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Thu 10/30

10:35 am-8:35 am

2 stops31h 00m

Sydney Kingsford Smith

Sun 11/9

11:20 am-9:32 am

2 stops38h 12m

$897

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Fri 11/7

6:15 am-9:35 am

2 stops35h 20m

Sydney Kingsford Smith

Sun 11/16

11:20 am-9:32 am

3 stops38h 12m

$910

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 9/6

6:00 am-7:20 am

2 stops35h 20m

Sydney Kingsford Smith

Tue 9/9

9:20 am-9:55 pm

2 stops26h 35m

$1,004

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Fri 12/5

10:15 am-9:35 am

2 stops31h 20m

Sydney Kingsford Smith

Thu 12/11

11:20 am-9:32 am

2 stops38h 12m

$1,059

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 11/26

3:40 pm-9:35 am

2 stops25h 55m

Sydney Kingsford Smith

Wed 12/3

11:20 am-9:32 am

2 stops38h 12m

$1,084

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 9/17

10:20 am-7:20 am

2 stops31h 00m

Sydney Kingsford Smith

Sun 9/21

9:20 am-9:30 am

2 stops38h 10m

$1,092

BostonSydney

BOS - SYD

BOSSYD

Boston Logan Intl

Tue 9/9

10:20 am-7:20 am

2 stops31h 00m

Sydney Kingsford Smith

Tue 11/25

11:20 am-9:27 pm

2 stops26h 07m

$1,098

PortlandSydney

PWM - SYD

PWMSYD

Portland

Thu 9/18

3:56 pm-7:00 am

2 stops25h 04m

Sydney Kingsford Smith

Thu 9/25

10:20 am-11:13 pm

2 stops26h 53m

$1,454

PortlandSydney

PWM - SYD

PWMSYD

Portland

Thu 9/18

9:28 am-6:55 am

1 stop31h 27m

Sydney Kingsford Smith

Thu 9/25

9:10 am-11:05 pm

2 stops27h 55m

$1,458

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/5

Showing 1-10 of 44 results

...

Best time to book a flight from New Hampshire to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from New Hampshire with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from New Hampshire to Sydney

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing Sydney

Read through reviews of airlines operating flights from New Hampshire to Sydney, such as Alaska Airlines, Delta, and Qantas Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Alaska Airlines

8.0

Very good

10,000 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Delta

8.0

Very good

7,985 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Qantas Airways

7.5

Good

887 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

LATAM Airlines

7.5

Good

1,831 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Qatar Airways

7.4

Good

3,608 reviews

Alaska Airlines

8.0

Very good

10,000 reviews

Reviews

1 / 20

8.0

Excellent

Anonymous,Aug 2025

BOI - LAX

flying in first class, my husband froze the entire flight and was miserable. first class does not offer blankets or any entertainment. (TV etc)

Related info for your journey

What airport do you fly into for flights to Sydney from New Hampshire?
Sydney Kingsford Smith (SYD) is the airport you will fly into if you book a flight from New Hampshire to Sydney. It is only a 4.6 mi journey from Kingsford Smith (SYD) to Sydney’s city center.
What are the most popular routes from New Hampshire to Sydney?
Most travelers choose Boston Logan Intl - Sydney Kingsford Smith, Manchester - Sydney Kingsford Smith or Portland - Sydney Kingsford Smith when deciding on the best route from New Hampshire to Sydney.
Can I find deals for flights from New Hampshire to Sydney that include hotel bookings?
Yes. In addition to deals on New Hampshire to Sydney flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from New Hampshire to Sydney?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Hampshire to Sydney.
Can I find deals for business class flights from New Hampshire to Sydney?
Yes. Cheapflights offers flight deals from New Hampshire to Sydney by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from New Hampshire to Sydney?
Currently, February is the cheapest month in which you can book a flight from New Hampshire to Sydney (average of $1,028). Flying from New Hampshire to Sydney in December is currently the most expensive (average of $1,619). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Wollongong

Parramatta

Manly

Coogee

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$503+ Cheap flights from New Hampshire to Sydney (SYD)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/21. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from New Hampshire to Sydney with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from New Hampshire to Sydney

Keep the following information in mind while searching for New Hampshire to Sydney flight deals. Data was last updated August 5, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from New Hampshire to Sydney

Cheapest flights from New Hampshire to SydneyExplore the most affordable flight options available from New Hampshire to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2025.

Explore the most affordable flight options available from New Hampshire to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from New Hampshire to Sydney that are best for you.

Best time to book a flight from New Hampshire to Sydney

Have a flexible travel schedule? Discover the best time to fly to Sydney from New Hampshire with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from New Hampshire to Sydney

Reviews of airlines servicing Sydney

Read through reviews of airlines operating flights from New Hampshire to Sydney, such as Alaska Airlines, Delta, and Qantas Airways. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from New Hampshire to Sydney. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly into for flights to Sydney from New Hampshire?

What are the most popular routes from New Hampshire to Sydney?

Can I find deals for flights from New Hampshire to Sydney that include hotel bookings?

How can I find direct flights from New Hampshire to Sydney?

Can I find deals for business class flights from New Hampshire to Sydney?

What is the cheapest month to book a flight from New Hampshire to Sydney?

Traveling to a place near Sydney?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for New Hampshire to Sydney

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Book with Flexibility

Travel Smart

Cheapest flights from New Hampshire to Sydney
Explore the most affordable flight options available from New Hampshire to Sydney. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 5, 2025.