Cheap flights from Boston to Sydney

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Planning a flight from Boston to Sydney?

Flight prices from Boston to Sydney change depending on demand and time of booking.

Choose a date to explore the best fares now.

Many users find better fares by booking several weeks in advance. In fact, for many routes, booking early is one of the best ways to save.

Planning flights between Boston and Sydney? Don’t forget the airport options

Especially when flying to medium or large cities, it's worth checking all possible airport combinations before booking.

  • Airports in Boston: Boston - Logan is the only airport in this city.
  • Airports in Sydney: Only Sydney - Kingsford Smith is currently available.

Check for differences in transport costs to and from each airport — they affect your total spend. Choosing the right airport can make a real difference in price and timing.

Flights from Boston - Logan to Sydney - Kingsford Smith

Adjust your flight filters for Boston – Sydney

Jetcost gives you tools to search smarter. Pick your ideal price range, airline, departure time, and flight type — then compare offers from the best travel agencies and carriers.

Other popular destinations

Planning a trip to Australia? These cities are popular too: Adelaide, Brisbane, Melbourne, Perth, Sydney.

Sorting options let you see the most affordable flights first. Some results may include extra fees shown only at checkout — always read carefully to see what’s included.
Frequently Asked Questions

Frequently asked questions about flights from Boston to Sydney.

How much does an airline ticket from Boston to Sydney cost?

Flight prices can vary a lot depending on the period and destination. At the moment, this information is not available for flights from Boston to Sydney.

How far is Boston from Sydney?

Boston is about 16251 km from Sydney.

What are the airports in Sydney?

Sydney has one airport: Sydney - Kingsford Smith.

What are the airports in Boston?

Boston has one airport: Boston - Logan.

What are the most popular cities in Australia?

The most popular cities in Australia according to our users' searches are: Adelaide, Brisbane, Melbourne, Perth, Sydney.

When should I book a flight from Boston to Sydney?

This information is not available at the moment.

What is the cheapest month to fly from Boston to Sydney?

This information is not available at the moment.

What is the most expensive month to fly from Boston to Sydney?

This information is not available at the moment.

What is the best day of the week to fly from Boston to Sydney?

This information is not available at the moment.