When did momondo last update prices for flights from Boston Logan Intl Airport to Cairns Airport?

Prices for flights from Boston Logan Intl Airport to Cairns Airport are updated daily.

How old do you have to be to fly from Boston Logan Intl Airport to Cairns Airport?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Cairns Airport.

What documentation or ID do you need to fly to Cairns Airport?

The travel and health documents you'll need for your trip to Cairns Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Cairns Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

$2,668 Cheap Flights from Boston to Cairns in 2025/26

1 adult

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14:13 - 11:50BOS-CNS

30h 37m2 stops

17:35 - 06:07CNS-BOS

51h 32m2 stops

$2,668Qantas Airways

Find Deal

Sun, 8 Feb - Thu, 12 Feb

14:13 - 11:50BOS-CNS

30h 37m2 stops

17:35 - 17:06CNS-BOS

38h 31m2 stops

$2,709Qantas Airways

Find Deal

Sun, 8 Feb - Thu, 12 Feb

12:11 - 10:45BOS-CNS

31h 34m2 stops

17:00 - 16:21CNS-BOS

38h 21m2 stops

$2,758Qantas Airways

Find Deal

Fri, 9 Jan - Fri, 16 Jan

15:40 - 17:20BOS-CNS

34h 40m3 stops

06:00 - 19:42CNS-BOS

28h 42m3 stops

$2,885Multiple Airlines

Find Deal

Fri, 9 Jan - Fri, 16 Jan

17:57 - 14:00BOS-CNS

29h 03m2 stops

06:00 - 23:57CNS-BOS

32h 57m3 stops

$3,134United Airlines

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Sun, 8 Feb - Thu, 12 Feb

20:40 - 23:05BOS-CNS

35h 25m2 stops

06:00 - 19:42CNS-BOS

28h 42m3 stops

$3,154Multiple Airlines

Find Deal

Fri, 9 Jan - Fri, 16 Jan

00:30 - 09:55BOS-CNS

42h 25m1 stop

11:25 - 22:00CNS-BOS

25h 35m1 stop

$3,329Cathay Pacific

Find Deal

Sat, 7 Feb - Thu, 12 Feb

09:51 - 09:55BOS-CNS

33h 04m2 stops

11:25 - 22:00CNS-BOS

25h 35m1 stop

$3,366Cathay Pacific

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Sun, 8 Feb - Thu, 12 Feb

13:50 - 14:00BOS-CNS

33h 10m2 stops

06:00 - 23:57CNS-BOS

32h 57m3 stops

$4,159United Airlines

Find Deal

Sun, 8 Feb - Thu, 12 Feb

22:10 - 21:00BOS-CNS

55h 50m2 stops

11:35 - 13:55CNS-BOS

65h 20m2 stops

$4,995Emirates

Find Deal

Sat, 10 Jan - Sat, 17 Jan

Cathay Pacific flights from Boston to Cairns

Our best Cathay Pacific deals on Boston to Cairns flight tickets

Cathay Pacific

7 Feb

BOS00:30Boston Logan Intl

42h 25m

1 stop

CNS09:55Cairns

12 Feb

CNS11:25Cairns

25h 35m

1 stop

BOS22:00Boston Logan Intl

$3,329

Find similar

Cathay Pacific

8 Feb

BOS09:51Boston Logan Intl

33h 04m

2 stops

CNS09:55Cairns

12 Feb

CNS11:25Cairns

25h 35m

1 stop

BOS22:00Boston Logan Intl

$3,366

Find similar

Cathay Pacific

8 Jan

BOS00:30Boston Logan Intl

43h 15m

2 stops

CNS10:45Cairns

16 Jan

CNS14:50Cairns

46h 10m

2 stops

BOS22:00Boston Logan Intl

$6,866

Find similar

Qantas Airways flights from Boston to Cairns

Our best Qantas Airways deals on Boston to Cairns flight tickets

Qantas Airways

8 Feb

BOS14:13Boston Logan Intl

30h 37m

2 stops

CNS11:50Cairns

12 Feb

CNS17:35Cairns

51h 32m

2 stops

BOS06:07Boston Logan Intl

$2,668

Find similar

Qantas Airways

8 Feb

BOS14:13Boston Logan Intl

30h 37m

2 stops

CNS11:50Cairns

12 Feb

CNS17:35Cairns

38h 31m

2 stops

BOS17:06Boston Logan Intl

$2,709

Find similar

Qantas Airways

9 Jan

BOS12:11Boston Logan Intl

31h 34m

2 stops

CNS10:45Cairns

16 Jan

CNS17:00Cairns

38h 21m

2 stops

BOS16:21Boston Logan Intl

$2,758

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Fly from

Fly to

Route

Depart

Return

Price

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sun 8/2

14:13-11:50

2 stops30h 37m

Cairns

Thu 12/2

17:35-06:07

2 stops51h 32m

$2,668

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sun 8/2

14:13-11:50

2 stops30h 37m

Cairns

Thu 12/2

17:35-17:06

2 stops38h 31m

$2,709

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Fri 9/1

12:11-10:45

2 stops31h 34m

Cairns

Fri 16/1

17:00-16:21

2 stops38h 21m

$2,758

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Fri 9/1

15:40-17:20

3 stops34h 40m

Cairns

Fri 16/1

06:00-19:42

3 stops28h 42m

$2,885

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sun 8/2

17:57-14:00

2 stops29h 03m

Cairns

Thu 12/2

06:00-23:57

3 stops32h 57m

$3,134

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Fri 9/1

20:40-23:05

2 stops35h 25m

Cairns

Fri 16/1

06:00-19:42

3 stops28h 42m

$3,154

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sat 7/2

00:30-09:55

1 stop42h 25m

Cairns

Thu 12/2

11:25-22:00

1 stop25h 35m

$3,329

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sun 8/2

09:51-09:55

2 stops33h 04m

Cairns

Thu 12/2

11:25-22:00

1 stop25h 35m

$3,366

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sun 8/2

13:50-14:00

2 stops33h 10m

Cairns

Thu 12/2

06:00-23:57

3 stops32h 57m

$4,159

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sat 10/1

22:10-21:00

2 stops55h 50m

Cairns

Sat 17/1

11:35-13:55

2 stops65h 20m

$4,995

Flights are sorted by cheapest return flights first.

Showing 1-10 of 13 resultsSorted by cheapest first

How to get the cheapest flight ticket from Boston to Cairns

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

What is the cheapest airline that flies from Boston Logan Intl to Cairns?

Japan Airlines is the most popular carrier operating from Boston Logan Intl to Cairns

When to book flights from Boston to Cairns

Are you open to changing your travel dates? Check out the ideal times to fly from Boston to Cairns according to our flight data. Find out which month and days have the cheapest flights.

Estimated return price

Cheap Boston to Cairns (BOS to CNS) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Boston to Cairns

Fastest flight time	31h 34m
Direct flights	None

The fastest flight from Boston to Cairns takes 31h 34m

There are no direct flights from Boston to Cairns. There are no popular flight routes from Boston to Cairns.

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How far is Boston Logan Intl to Cairns by plane?
Boston Logan Intl and Cairns are 15516.0 km apart from one another. Flights usually cover this in 25h 20m, depending on flying conditions and air traffic around both airports.
When did momondo last update prices for flights from Boston Logan Intl Airport to Cairns Airport?
Prices for flights from Boston Logan Intl Airport to Cairns Airport are updated daily.
How old do you have to be to fly from Boston Logan Intl Airport to Cairns Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify with the airline you are booking with for travel from Boston Logan Intl Airport to Cairns Airport.
What documentation or ID do you need to fly to Cairns Airport?
The travel and health documents you'll need for your trip to Cairns Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Cairns Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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Trinity Beach

Mission Beach

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Why should I use momondo to find a flight deal from Boston to Cairns?

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Can I find flights from Boston to Cairns with flexible booking policies on momondo?

All flight searches from Boston to Cairns on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Cairns?

momondo helps you find the best flight between Boston and Cairns by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

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

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