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$165+ Cheap flights from Boston

This is the cheapest return flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/10. 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
27 Aug — 3 Sep1
1 adult

What to know about flights from Boston

Discover essential information about flights departing from Boston, including flight schedules, destinations, airlines operating at the Boston airport, and any specific guidelines or requirements for travellers. Please note that the information is based on the most recent updates available. Data last updated 22 August 2025.

Cheapest one-way flight

$184

Cheapest airline

American Airlines

Most popular destination

Los Angeles (LAX)

Good round-trip deal

$75 or less

Good one-way deal

$76 or less
The cheapest one-way flight from Boston Logan Intl is currently to Los Angeles.
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On average, American Airlines currently has the cheapest one-way flight from Boston Logan Intl (avg. price of $449).
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Los Angeles (LAX) is currently the most popular flight destination from Boston Logan Intl (average return price of $1,515).
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Price to beat on a round-trip flight from Boston Logan Intl.
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Price to beat on a one-way flight from Boston Logan Intl.
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Find flights from Boston

Cheapest flights from Boston
Explore the most affordable flight options available from Boston. Find the lowest fares based on data from user searches, with prices last updated on 22 August 2025.

Mon 8/919:15BOS - STN
1 stop10h 25mPLAY
Thu 11/911:40STN - BOS
1 stop11h 10mPLAY
Deal found 20/8$721
Wed 10/919:15BOS - STN
1 stop10h 25mPLAY
Mon 15/911:40STN - BOS
1 stop11h 10mPLAY
Deal found 21/8$739
Sat 4/1012:35BOS - STN
2 stops25h 45mMultiple Airlines
Sat 11/1011:15STN - BOS
2 stops29h 20mMultiple Airlines
Deal found 20/8$783
Sat 6/919:15BOS - STN
1 stop10h 25mPLAY
Sat 13/911:40STN - BOS
1 stop11h 10mPLAY
Deal found 20/8$817
Wed 3/919:15BOS - STN
1 stop10h 25mPLAY
Mon 15/911:40STN - BOS
1 stop11h 10mPLAY
Deal found 21/8$820
Mon 6/1016:30BOS - STN
2 stops13h 10mMultiple Airlines
Mon 13/1006:45STN - BOS
1 stop19h 30mMultiple Airlines
Deal found 22/8$853
Mon 6/1023:00BOS - LTN
1 stop19h 00mMultiple Airlines
Mon 13/1007:05LTN - BOS
1 stop19h 10mMultiple Airlines
Deal found 22/8$856
Mon 8/919:15BOS - STN
1 stop10h 25mPLAY
Mon 15/911:40STN - BOS
1 stop11h 10mPLAY
Deal found 20/8$864
Sat 4/1023:40BOS - LTN
1 stop11h 25mMultiple Airlines
Sat 11/1008:40LTN - BOS
2 stops18h 47mMultiple Airlines
Deal found 20/8$954
Sun 7/920:50BOS - STN
2 stops14h 55mMultiple Airlines
Sun 14/907:15STN - BOS
2 stops16h 35mMultiple Airlines
Deal found 21/8$1,019
Sun 14/917:40BOS - TRF
1 stop14h 40mScandinavian Airlines
Mon 22/914:55TRF - BOS
1 stop30h 40mScandinavian Airlines
Deal found 22/8$1,065
Sun 14/917:40BOS - TRF
1 stop14h 40mScandinavian Airlines
Wed 24/914:55TRF - BOS
1 stop30h 40mScandinavian Airlines
Deal found 21/8$1,066

Find flights from Boston within your budget

 
Find flights departing from Boston that match your specified budget. Filter results by price range, allowing you to narrow down options and find flights that fit within your financial constraints. Please note that the search results are based on data from user searches, with fares last updated on 22 August 2025. In the last 7 days, Cheapflights users made a total of 647,157 searches

Fly to

Sydney

Route

Depart

Return

Price

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Mon 8/9

19:15-10:40

1 stop10h 25m

London Stansted

Thu 11/9

11:40-17:50

1 stop11h 10m

$721

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Wed 10/9

19:15-10:40

1 stop10h 25m

London Stansted

Mon 15/9

11:40-17:50

1 stop11h 10m

$739

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Sat 4/10

12:35-19:20

2 stops25h 45m

London Stansted

Sat 11/10

11:15-11:35

2 stops29h 20m

$783

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Sat 6/9

19:15-10:40

1 stop10h 25m

London Stansted

Sat 13/9

11:40-17:50

1 stop11h 10m

$817

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Wed 3/9

19:15-10:40

1 stop10h 25m

London Stansted

Mon 15/9

11:40-17:50

1 stop11h 10m

$820

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Mon 6/10

16:30-10:40

2 stops13h 10m

London Stansted

Mon 13/10

06:45-21:15

1 stop19h 30m

$853

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Mon 6/10

23:00-23:00

1 stop19h 00m

London Luton

Mon 13/10

07:05-21:15

1 stop19h 10m

$856

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Mon 8/9

19:15-10:40

1 stop10h 25m

London Stansted

Mon 15/9

11:40-17:50

1 stop11h 10m

$864

BostonLondon

BOS - LTN

BOSLTN

Boston Logan Intl

Sat 4/10

23:40-16:05

1 stop11h 25m

London Luton

Sat 11/10

08:40-22:27

2 stops18h 47m

$954

BostonLondon

BOS - STN

BOSSTN

Boston Logan Intl

Sun 7/9

20:50-16:45

2 stops14h 55m

London Stansted

Sun 14/9

07:15-18:50

2 stops16h 35m

$1,019

Flights are sorted by cheapest return flights first.

Deals found on 20/8

Showing 1-10 of 60 results
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Best time to book a flight from Boston

Have a flexible travel schedule? Discover the best time to fly from Boston with our price prediction graph.
Estimated return 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.

Travel insights for flights from Boston

Get recent, data-driven insights about flights from Boston including ideal travel times, pricing trends, and more.

When is the best time to book a flight from Boston?

Use this chart to determine the optimal time to book a return flight from Boston to Sydney. Price data was last updated on 8 August 2025.

The best time to book flights from Boston is 38 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Boston?

Currently, September is the cheapest month in which you can book a flight from Boston (average of $400). Flying from Boston in December will prove the most costly (average of $1,871). There are multiple factors that influence the price of a flight so comparing airlines, departure airports and times can help keep costs down.

Which airlines fly from Boston?

When flying from Boston check dates and pricing for the following: United Airlines, Qantas Airways, Air Canada. As they depart for the following popular destinations: Sydney.

American Airlines
American Airlines
From $188
United Airlines
United Airlines
From $815
British Airways
British Airways
From $545
Qantas Airways
Qantas Airways
From $1,370

What are popular destinations to fly to from Boston?

Boston offers frequent flights to New York (1,991 flights per day), Washington, D.C. (835 flights per day) and Chicago (777 flights per day).

Washington, D.C.
Washington, D.C.
From $48
Los Angeles
Los Angeles
From $118
London
London
From $1,507
Barcelona-El Prat
Barcelona-El Prat
From $153

What is the cheapest place to fly to from Boston?

The cheapest city to fly to from Boston is Washington, D.C., with prices starting at $74. Explore other affordable destinations below.

Washington, D.C.
Washington, D.C.
From $48
Norfolk
Norfolk
From $49
Montreal
Montreal
From $96
Austin Bergstrom
Austin Bergstrom
From $108

Airline reviews for flights from Boston

Get insights into the airlines that provide service from Boston. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing airline for your flight from Boston. In the last 7 days, Cheapflights users made a total of 647,157 searches.
Get a feel of what it's like to fly with Qantas Airways, United Airlines, andAir Canada from Boston by reading reviews from past customers. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Qantas Airways
7.5
Good
898 reviews
Check prices

Crew

8.2

Comfort

7.4

Food

6.9

Entertainment

7.2

Overall

7.5

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,July 2025

MEL - SYD

Flight cancelled 2hours before take off after checking in. Booked by airline on flight 6 hours later. No compensation or vouchers till we asked just before the flight took off.
Qantas Airways
7.5
Good
898 reviews
Qantas Airways
7.5
Good
898 reviews
Check prices

Crew

8.2

Comfort

7.4

Food

6.9

Entertainment

7.2

Overall

7.5

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,July 2025

MEL - SYD

Flight cancelled 2hours before take off after checking in. Booked by airline on flight 6 hours later. No compensation or vouchers till we asked just before the flight took off.
United Airlines
7.4
Good
8,934 reviews
Qantas Airways
7.5
Good
898 reviews
Check prices

Crew

8.2

Comfort

7.4

Food

6.9

Entertainment

7.2

Overall

7.5

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,July 2025

MEL - SYD

Flight cancelled 2hours before take off after checking in. Booked by airline on flight 6 hours later. No compensation or vouchers till we asked just before the flight took off.
Air Canada
7.1
Good
10,000 reviews
Qantas Airways
7.5
Good
898 reviews
Check prices

Crew

8.2

Comfort

7.4

Food

6.9

Entertainment

7.2

Overall

7.5

Boarding

7.7

Reviews

1 / 20
2.0
Mediocre

Anonymous,July 2025

MEL - SYD

Flight cancelled 2hours before take off after checking in. Booked by airline on flight 6 hours later. No compensation or vouchers till we asked just before the flight took off.

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Related info for your journey

Access useful and relevant information related to your journey from Boston. This can include details such as airport transportation, visa requirements, travel insurance, luggage regulations, and any other information that can ensure a smooth and hassle-free travel experience. Please note that the information is based on general guidance and may need to be verified with official sources. Data last updated 22 August 2025.

  • What are the most popular destinations to fly to from Boston?

    For the current month, the most popular flights from Boston are Athens, Barcelona-El Prat Airport, Atlanta. Barcelona-El Prat Airport, Atlanta, Athens are the most popular locations from Boston year round.

  • What is the cheapest flight from Boston to anywhere?

    Users have flown out of Boston for as low as $74 to Baltimore (prices may vary depending on the airline and departure time). On average, users have booked flights for $1,920 to fly from Boston.

  • What are the cheapest airlines flying from Boston to anywhere?

    According to our data, users have found Spirit Airlines, American Airlines, and Alaska Airlines to have the cheapest round-trip prices from Boston. Some of the destinations and prices are as follows: Spirit Airlines flights from Boston to Baltimore/Washington ($74). American Airlines flights from Boston to Los Angeles ($293). Alaska Airlines flights from Boston to Seattle/Tacoma Intl ($295).

  • What is the cheapest premium economy flight from Boston?

    Options for some of the cheapest premium economy flights from Boston we have found on Cheapflights are as follows:
    Fly from Boston Logan Intl to Louisville starting at $668
    Fly from Boston Logan Intl to Minneapolis starting at $986
    Fly from Boston Logan Intl to Mexico City starting at $1,222
    Fly from Boston Logan Intl to Seattle starting at $2,223

  • What is the cheapest first class flight from Boston?

    If you’re looking to fly first-class from Boston to anywhere, put Miami on your list as prices start at $1,522 for this destination.

  • What is the cheapest month to fly from Boston?

    Currently, the cheapest month for flights from Boston is September. The most expensive month for flights is December. The cheapest prices are shown above but prices will vary according to departure times, airlines, class and how early you book.

  • Where are the cheapest places to fly to from Boston?

    View the cheapest flight destinations from Boston:
    Fly from Boston to London from $542 round trip
    Fly from Boston to Sydney from $1,553 round trip
    Fly from Boston to Melbourne from $1,683 round trip

  • How does Cheapflights help users find flights from Boston?

    Cheapflights makes it easy to find flights from Boston by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

  • Can Cheapflights find flights from Boston with no change fees?

    Users can book flights with no change fees policies with our dedicated filters. Book flights from Boston flexibly with Cheapflights today.

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

    Not ready to book yet? You can track prices for flights from Boston on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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How does Cheapflights help users find flights from Boston?

Cheapflights makes it easy to find flights from Boston by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

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

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

Can Cheapflights find flights from Boston with no change fees?

Users can book flights with no change fees policies with our dedicated filters. Book flights from Boston flexibly with Cheapflights today.

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

Not ready to book yet? You can track prices for flights from Boston on Cheapflights with our Price Alerts feature and get notified when better prices are available.

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