Cheap flights from Boston (BOS) to Australia from $491

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 4/5. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
BOS — SYD
Mar 24 — Mar 311

How far in advance should I book a flight from Boston to Australia?

Users have found that booking a flight from Boston to Australia at least 52 days early can save you up to 75% on average compared to booking a flight this week. If booking 52 days before your flight isn’t an option for you, users have found flights from Boston to Australia for as little as $1,849 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as $2,618 for flights departing within the next 3 days.

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

Our data shows that November tends to be the cheapest month to fly to Australia from Boston. Users have commonly found prices around $1,866 for the month, but tickets can be as low as $1,059. Due to multiple factors, prepare for potentially higher prices in December.

When is the cheapest time to fly from Boston to Australia (BOS - AU)?

When flying from Boston to Australia, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Cheap Air Canada flights from Boston to Australia

Explore cheap flight options specifically provided by Air Canada for the route between Boston and Australia. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Peruse some of the lowest-priced Air Canada flights we've found from Boston to Australia. It's recommended that users confirm their flight details before booking.
Mon 5/2710:20 amBOS - SYD
2 stops31h 00mAir Canada
Mon 6/109:20 amSYD - BOS
2 stops26h 01mAir Canada
Deal found 3/18$1,315
Tue 4/163:30 pmBOS - SYD
2 stops25h 50mAir Canada
Tue 4/239:20 amSYD - BOS
2 stops39h 10mAir Canada
Deal found 3/17$1,321
Sun 5/2611:35 amBOS - SYD
2 stops29h 45mAir Canada
Sun 6/29:20 amSYD - BOS
2 stops43h 48mAir Canada
Deal found 3/17$1,327
Mon 4/1510:20 amBOS - SYD
2 stops31h 00mAir Canada
Sat 4/279:20 amSYD - BOS
2 stops38h 23mAir Canada
Deal found 3/18$1,388
Wed 7/313:30 pmBOS - BNE
2 stops25h 30mAir Canada
Wed 8/710:00 amBNE - BOS
2 stops42h 31mAir Canada
Deal found 3/17$1,395
Tue 5/73:30 pmBOS - SYD
2 stops25h 50mAir Canada
Sun 5/129:20 amSYD - BOS
3 stops38h 18mAir Canada
Deal found 3/18$1,396
Sat 5/2510:20 amBOS - SYD
2 stops31h 00mAir Canada
Sun 6/29:20 amSYD - BOS
2 stops27h 18mAir Canada
Deal found 3/17$1,400
Wed 5/13:30 pmBOS - BNE
2 stops25h 30mAir Canada
Wed 6/510:00 amBNE - BOS
2 stops37h 28mAir Canada
Deal found 3/18$1,401
Sat 6/157:40 pmBOS - SYD
2 stops45h 40mAir Canada
Mon 7/19:20 amSYD - BOS
2 stops26h 01mAir Canada
Deal found 3/18$1,411

Cheap United Airlines flights from Boston to Australia

Explore cheap flight options specifically provided by United Airlines for the route between Boston and Australia. Find affordable fares and compare prices with other airlines to secure the best deal for your journey. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Browse through some of the cheapest United Airlines flights traveling from Boston to Australia. Ensure the flight price, dates, time, and airline match your criteria before you book.
Wed 4/105:45 amBOS - SYD
2 stops35h 15mUnited Airlines
Wed 4/179:30 amSYD - BOS
3 stops34h 26mUnited Airlines
Deal found 3/18$1,395
Sat 5/44:44 pmBOS - SYD
2 stops48h 11mUnited Airlines
Mon 5/209:30 amSYD - BOS
1 stop21h 28mUnited Airlines
Deal found 3/18$1,415
Wed 4/171:50 pmBOS - MEL
1 stop28h 25mUnited Airlines
Wed 4/249:30 amMEL - BOS
1 stop21h 23mUnited Airlines
Deal found 3/18$1,454
Wed 4/177:30 amBOS - MEL
2 stops34h 45mUnited Airlines
Wed 4/249:30 amMEL - BOS
1 stop21h 23mUnited Airlines
Deal found 3/18$1,458
Thu 3/285:07 pmBOS - SYD
1 stop22h 53mUnited Airlines
Wed 4/1010:20 amSYD - BOS
1 stop27h 09mUnited Airlines
Deal found 3/18$1,460
Wed 5/15:54 pmBOS - BNE
1 stop22h 36mUnited Airlines
Wed 6/510:30 amBNE - BOS
1 stop23h 29mUnited Airlines
Deal found 3/18$1,469
Sat 3/2312:31 pmBOS - SYD
2 stops26h 49mUnited Airlines
Tue 4/211:20 amSYD - BOS
2 stops35h 03mUnited Airlines
Deal found 3/18$1,476
Fri 3/225:07 pmBOS - SYD
1 stop22h 53mUnited Airlines
Fri 4/510:30 amSYD - BOS
2 stops24h 38mUnited Airlines
Deal found 3/18$1,557
Sat 6/153:19 pmBOS - SYD
2 stops25h 41mUnited Airlines
Mon 7/19:30 amSYD - BOS
1 stop22h 05mUnited Airlines
Deal found 3/18$1,572

Cheap Boston to Australia flights in March & April 2024

Find cheap flight options from Boston to Australia specifically for the months of March and April 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Prices were last updated on March 19, 2024.
These are some of the best deals we've found on flights to Australia in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Wed 3/271:30 amBOS - SYD
1 stop43h 30mCathay Pacific
Wed 4/1010:05 amSYD - BOS
1 stop26h 15mCathay Pacific
Deal found 3/18$1,142
Mon 4/11:45 amBOS - SYD
1 stop43h 05mCathay Pacific
Tue 4/167:35 amSYD - BOS
1 stop28h 45mCathay Pacific
Deal found 3/18$1,162
Mon 4/81:45 amBOS - SYD
1 stop28h 25mCathay Pacific
Tue 4/167:35 amSYD - BOS
1 stop28h 45mCathay Pacific
Deal found 3/18$1,167
Sat 4/131:45 amBOS - SYD
1 stop28h 25mCathay Pacific
Sun 4/219:50 pmSYD - BOS
1 stop38h 30mCathay Pacific
Deal found 3/18$1,217
Fri 4/51:45 amBOS - SYD
1 stop28h 25mCathay Pacific
Sat 4/137:35 amSYD - BOS
1 stop28h 45mCathay Pacific
Deal found 3/18$1,267
Sat 4/201:45 amBOS - SYD
1 stop28h 25mCathay Pacific
Thu 5/22:05 pmSYD - BOS
1 stop46h 15mCathay Pacific
Deal found 3/18$1,282
Tue 4/163:30 pmBOS - SYD
2 stops25h 50mAir Canada
Tue 4/239:20 amSYD - BOS
2 stops39h 10mAir Canada
Deal found 3/17$1,321
Mon 4/2910:00 pmBOS - ADL
1 stop28h 00mQatar Airways
Mon 5/139:40 pmADL - BOS
1 stop48h 00mQatar Airways
Deal found 3/19$1,342
Mon 4/152:25 pmBOS - SYD
2 stops26h 35mUnited Airlines
Mon 4/2210:20 amSYD - BOS
2 stops33h 36mUnited Airlines
Deal found 3/16$1,378

Boston to Australia 2024 flight deals

Discover exclusive flight deals for travel between Boston and Australia in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
These are some of the best deals we've found on flights to Australia in 2024 at this time. More deals are always being added, so be sure to check back regularly.
Wed 3/271:30 amBOS - SYD
1 stop43h 30mCathay Pacific
Wed 4/1010:05 amSYD - BOS
1 stop26h 15mCathay Pacific
Deal found 3/18$1,142
Mon 4/11:45 amBOS - SYD
1 stop43h 05mCathay Pacific
Tue 4/167:35 amSYD - BOS
1 stop28h 45mCathay Pacific
Deal found 3/18$1,162
Mon 4/81:45 amBOS - SYD
1 stop28h 25mCathay Pacific
Tue 4/167:35 amSYD - BOS
1 stop28h 45mCathay Pacific
Deal found 3/18$1,167
Sat 4/131:45 amBOS - SYD
1 stop28h 25mCathay Pacific
Sun 4/219:50 pmSYD - BOS
1 stop38h 30mCathay Pacific
Deal found 3/18$1,217
Wed 10/301:30 amBOS - MEL
1 stop30h 30mCathay Pacific
Thu 11/73:35 pmMEL - BOS
1 stop45h 05mCathay Pacific
Deal found 3/18$1,221
Sun 9/11:45 amBOS - MEL
1 stop30h 30mCathay Pacific
Sat 9/2111:45 pmMEL - BOS
1 stop36h 35mCathay Pacific
Deal found 3/18$1,234
Sat 5/114:36 pmBOS - SYD
2 stops56h 04mMultiple Airlines
Sat 5/254:20 pmSYD - BOS
1 stop52h 10mMultiple Airlines
Deal found 3/17$1,256
Fri 9/61:45 amBOS - SYD
1 stop41h 00mCathay Pacific
Sat 9/149:50 pmSYD - BOS
1 stop38h 30mCathay Pacific
Deal found 3/18$1,267
Sat 4/201:45 amBOS - SYD
1 stop28h 25mCathay Pacific
Thu 5/22:05 pmSYD - BOS
1 stop46h 15mCathay Pacific
Deal found 3/18$1,282

Boston to Australia flights leaving soon

Find last-minute flight options from Boston to Australia for spontaneous travel. Discover available flights and compare prices based on user searches. Secure great deals and offers for spontaneous trips with quick booking options. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Book one of these great deals on flights from Boston to Australia. Tip: verify your flight details before completing your reservation.
Thu 3/285:07 pmBOS - SYD
1 stop22h 53mUnited Airlines
Wed 4/1010:20 amSYD - BOS
1 stop27h 09mUnited Airlines
Deal found 3/18$1,460
Sat 3/2312:31 pmBOS - SYD
2 stops26h 49mUnited Airlines
Tue 4/211:20 amSYD - BOS
2 stops35h 03mUnited Airlines
Deal found 3/18$1,476
Sat 3/2312:00 pmBOS - SYD
1 stop30h 00mQantas Airways
Tue 4/210:15 amSYD - BOS
1 stop27h 24mQantas Airways
Deal found 3/18$1,488
Thu 3/287:20 pmBOS - SYD
3 stops35h 30mMultiple Airlines
Wed 4/109:45 amSYD - BOS
3 stops41h 40mMultiple Airlines
Deal found 3/18$2,567
Thu 3/2811:36 amBOS - SYD
2 stops30h 59mMultiple Airlines
Wed 4/109:45 amSYD - BOS
3 stops41h 40mMultiple Airlines
Deal found 3/18$2,653
Sat 3/234:15 pmBOS - SYD
2 stops34h 35mLATAM Airlines
Tue 4/212:35 pmSYD - BOS
3 stops42h 58mLATAM Airlines
Deal found 3/18$2,676
Sat 3/2310:10 amBOS - SYD
3 stops33h 15mMultiple Airlines
Tue 4/211:50 amSYD - BOS
3 stops37h 48mMultiple Airlines
Deal found 3/18$3,556
Wed 3/277:30 amBOS - SYD
1 stop32h 05mQantas Airways
Sun 4/75:45 pmSYD - BOS
2 stops27h 10mQantas Airways
Deal found 3/18$3,579
Wed 3/275:13 amBOS - SYD
2 stops34h 07mJapan Airlines
Sun 4/78:15 amSYD - BOS
2 stops28h 04mJapan Airlines
Deal found 3/18$3,834

One-way flights to Australia from Boston

Search for one-way flight options from Boston to Australia. Find affordable one-way fares based on user searches. Compare prices and availability to plan your one-way journey according to your preferred dates and budget. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
Take a look at some of the one-way flights we've detected from Boston to Australia. For those needing a return trip from Boston, there is a search form available above.
Fri 4/57:55 pmBOS - SYD
2 stops28h 45mMultiple Airlines
Deal found 3/19$491
Sat 5/188:12 pmBOS - SYD
3 stops52h 28mMultiple Airlines
Deal found 3/18$493
Tue 3/268:00 amBOS - SYD
2 stops46h 00mMultiple Airlines
Deal found 3/17$639
Sun 5/1911:28 amBOS - SYD
3 stops37h 12mMultiple Airlines
Deal found 3/18$700
Fri 6/148:30 amBOS - SYD
1 stop40h 10mMultiple Airlines
Deal found 3/18$705
Thu 7/258:30 amBOS - SYD
1 stop40h 10mMultiple Airlines
Deal found 3/18$717
Mon 3/255:00 pmBOS - SYD
3 stops59h 45mMultiple Airlines
Deal found 3/17$768
Fri 4/57:00 amBOS - SYD
3 stops41h 40mMultiple Airlines
Deal found 3/19$770
Sun 6/169:08 amBOS - SYD
3 stops39h 32mMultiple Airlines
Deal found 3/18$788

Find flights from Boston to Australia within your budget

Customize your flight search to find flights from Boston to Australia 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, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.

Fly from

Any airport

Fly to

Any airport

Budget

$1,142 - $1,447

Route

Depart

Return

Price

Boston Logan IntlSydney Kingsford Smith

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 3/27

1 stop43h 30m

Sydney Kingsford Smith

Wed 4/10

1 stop26h 15m

$1,142

Boston Logan IntlSydney Kingsford Smith

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 5/27

2 stops31h 00m

Sydney Kingsford Smith

Mon 6/10

2 stops26h 01m

$1,315

Boston Logan IntlSydney Kingsford Smith

BOS - SYD

BOSSYD

Boston Logan Intl

Mon 5/27

1 stop33h 05m

Sydney Kingsford Smith

Tue 6/4

1 stop21h 26m

$1,342

Boston Logan IntlSydney Kingsford Smith

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 4/17

1 stop23h 05m

Sydney Kingsford Smith

Wed 4/24

1 stop21h 29m

$1,391

Boston Logan IntlSydney Kingsford Smith

BOS - SYD

BOSSYD

Boston Logan Intl

Wed 4/10

2 stops35h 15m

Sydney Kingsford Smith

Wed 4/17

3 stops34h 26m

$1,395

Boston Logan IntlMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Mon 9/2

2 stops31h 50m

Melbourne

Wed 9/25

2 stops36h 35m

$1,399

Boston Logan IntlMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Wed 5/1

3 stops33h 30m

Melbourne

Mon 5/20

3 stops40h 38m

$1,402

Boston Logan IntlMelbourne

BOS - MEL

BOSMEL

Boston Logan Intl

Tue 9/3

2 stops29h 20m

Melbourne

Wed 9/25

1 stop22h 04m

$1,404

Boston Logan IntlSydney Kingsford Smith

BOS - SYD

BOSSYD

Boston Logan Intl

Sat 4/20

2 stops46h 00m

Sydney Kingsford Smith

Mon 4/29

2 stops36h 24m

$1,447

Flights are sorted by cheapest first

Deals found on 3/18

Reviews of airlines servicing Australia

Get insights into the airlines that provide service to Australia. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Australia. Reviews last updated March 19, 2024.
Get a feel of what it's like to fly with Air Canada, United Airlines and Cathay Pacific from Boston to Australia by reading reviews from past customers. In addition to providing an overall rating, users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.5
Very good
998 reviews

Food

7.8

Comfort

8.3

Overall

8.5

Crew

8.8

Boarding

8.6

Entertainment

8.0

Reviews

1 / 10

They’re so kind and professional on ANA, I ordered a special meal and they were lovely throughout. Always kind and efficient, felt cared for in the sky

8.5
Very good
998 reviews
8.5
Very good
998 reviews

Food

7.8

Comfort

8.3

Overall

8.5

Crew

8.8

Boarding

8.6

Entertainment

8.0

Reviews

1 / 10

They’re so kind and professional on ANA, I ordered a special meal and they were lovely throughout. Always kind and efficient, felt cared for in the sky

8.4
Very good
1,477 reviews
8.5
Very good
998 reviews

Food

7.8

Comfort

8.3

Overall

8.5

Crew

8.8

Boarding

8.6

Entertainment

8.0

Reviews

1 / 10

They’re so kind and professional on ANA, I ordered a special meal and they were lovely throughout. Always kind and efficient, felt cared for in the sky

8.3
Very good
1,520 reviews
8.5
Very good
998 reviews

Food

7.8

Comfort

8.3

Overall

8.5

Crew

8.8

Boarding

8.6

Entertainment

8.0

Reviews

1 / 10

They’re so kind and professional on ANA, I ordered a special meal and they were lovely throughout. Always kind and efficient, felt cared for in the sky

8.3
Very good
695 reviews
8.5
Very good
998 reviews

Food

7.8

Comfort

8.3

Overall

8.5

Crew

8.8

Boarding

8.6

Entertainment

8.0

Reviews

1 / 10

They’re so kind and professional on ANA, I ordered a special meal and they were lovely throughout. Always kind and efficient, felt cared for in the sky

8.1
Very good
4,215 reviews
8.5
Very good
998 reviews

Food

7.8

Comfort

8.3

Overall

8.5

Crew

8.8

Boarding

8.6

Entertainment

8.0

Reviews

1 / 10

They’re so kind and professional on ANA, I ordered a special meal and they were lovely throughout. Always kind and efficient, felt cared for in the sky

Related info for your journey

Find useful and relevant information for your journey from Boston to Australia. 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 from for flights from Boston to Australia?

    Located just 2.6 mi from the city center, Boston Logan Intl (BOS) is the airport most travelers will use when flying to Australia from Boston.

  • Can I find flights from Boston to Australia for under $1,200 on Cheapflights?

    Yes, there are multiple flights from Boston to Australia for under $1,200. The cheapest flight booked recently is on Cathay Pacific for just $1,142, but on average you can expect to pay $1,310.

  • Are there last-minute flights available from Boston to Australia for under $1,500?

    There are currently 20+ open flights from Boston to Australia within the next 7 days for less than $1,500.

  • What are the cheapest airlines to fly from Boston to Australia one-way?

    For one-way options, check prices for Qantas Airways. According to our data, you can fly for as low as $924. Users have also found prices from $955 and $1,024 on Japan Airlines and American Airlines, respectively.

  • What are the most popular routes from Boston to Australia?

  • What are the most popular airlines that fly from Boston to Australia?

  • What does BOS to SYD mean?

    BOS stands for Boston Logan Intl Airport, while SYD stands for Sydney Kingsford Smith Airport. These codes are often called IATA codes, a set of identifiers established by IATA (International Air Transport Association) that is widely used by airlines and the aviation industry. Melbourne Airport (MEL), Brisbane Airport (BNE), Perth Airport (PER), Adelaide Airport (ADL), Coolangatta Gold Coast Airport (OOL) are other airports near this flight route and their unique identifiers/IATA codes.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top 10 airlines flying from Boston to Australia

Discover the top 10 airlines that operate flights from Boston to Australia. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 3,145,932 searches. Data last updated March 19, 2024.
AirlineCheapestAverageFlexibilityOn-time
JetBlueCheapest$158Average$326FlexibilityNo cancel feeOn-time62%
Search JetBlue flights
Qatar AirwaysCheapest$636Average$1,922FlexibilityNo cancel feeOn-time68%
Search Qatar Airways flights
Fiji AirwaysCheapest$908Average$1,588FlexibilityNo cancel feeOn-time74%
Search Fiji Airways flights
Hawaiian AirlinesCheapest$929Average$1,899FlexibilityNo cancel feeOn-time85%
Search Hawaiian Airlines flights
United AirlinesCheapest$979Average$1,837FlexibilityNo cancel feeOn-time69%
Search United Airlines flights
Air CanadaCheapest$1,041Average$1,443FlexibilityNo cancel feeOn-time67%
Search Air Canada flights
American AirlinesCheapest$1,059Average$1,934FlexibilityNo cancel feeOn-time71%
Search American Airlines flights
DeltaCheapest$1,139Average$1,565FlexibilityNo cancel feeOn-timeN/A
Search Delta flights
Qantas AirwaysCheapest$1,212Average$2,034FlexibilityNo cancel feeOn-time74%
Search Qantas Airways flights
Cathay PacificCheapest$1,251Average$2,125FlexibilityNo cancel feeOn-time72%
Search Cathay Pacific flights

Search flights from Boston to Australia by cabin class

Find flights from Boston to Australia, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Boston to Australia?

Deals for Boston to Australia flights are sourced from 900+ travel sites when you use Cheapflights. When all flight results come back, Cheapflights lets you sort and filter flights using different criteria to choose better, like price, airport, cabin class, and plenty of other options.

Why should you use Cheapflights to find cheap flight tickets from Boston to Australia?

Cheapflights simply makes it quick and affordable to book flights from Boston to Australia by bringing together all flight options from hundreds of airlines and agencies online — and put it in one place for you to choose from. Plus, Cheapflights is 100% free to use for all.

Can Cheapflights find flights from Boston to Australia with no change fees?

Yes! Cheapflights helps users easily find flights from Boston to Australia with no change fees.

Can Cheapflights notify me if prices for flights from Boston to Australia become cheaper?

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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