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.

$2,114 Cheap Flights from Boston to Cairns in 2025/26

1 adult

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Find the cheapest flights from Boston to Cairns

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16:01 - 11:00BOS-CNS

27h 59m2 stops

11:35 - 22:19CNS-BOS

49h 44m2 stops

$2,114Qantas Airways

Find Deal

Fri, 5 Dec - Fri, 12 Dec

12:00 - 10:45BOS-CNS

31h 45m2 stops

06:00 - 20:48CNS-BOS

29h 48m3 stops

$2,180Qantas Airways

Find Deal

Fri, 5 Dec - Fri, 12 Dec

08:00 - 11:50BOS-CNS

36h 50m2 stops

17:35 - 06:44CNS-BOS

52h 09m2 stops

$2,356Qantas Airways

Find Deal

Sun, 8 Feb - Thu, 12 Feb

11:00 - 11:50BOS-CNS

33h 50m2 stops

17:35 - 06:44CNS-BOS

52h 09m2 stops

$2,570Qantas Airways

Find Deal

Sun, 8 Feb - Thu, 12 Feb

00:30 - 09:55BOS-CNS

42h 25m1 stop

11:25 - 22:00CNS-BOS

25h 35m1 stop

$3,313Cathay 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

$3,350Cathay Pacific

Find Deal

Sun, 8 Feb - Thu, 12 Feb

22:10 - 10:45BOS-CNS

45h 35m2 stops

11:35 - 13:55CNS-BOS

41h 20m2 stops

$3,359Emirates

Find Deal

Fri, 5 Dec - Fri, 12 Dec

17:57 - 14:00BOS-CNS

29h 03m2 stops

06:00 - 23:57CNS-BOS

32h 57m3 stops

$4,137United Airlines

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Sun, 8 Feb - Thu, 12 Feb

16:40 - 23:55BOS-CNS

64h 15m3 stops

06:00 - 21:43CNS-BOS

30h 43m2 stops

$4,257United Airlines

Find Deal

Fri, 5 Dec - Fri, 12 Dec

12:05 - 04:35BOS-CNS

25h 30m1 stop

19:30 - 17:25CNS-BOS

36h 55m2 stops

$11,407Multiple Airlines

Find Deal

Fri, 5 Dec - Fri, 12 Dec

United Airlines flights from Boston to Cairns

Our best United Airlines deals on Boston to Cairns flight tickets

United Airlines

8 Feb

BOS17:57Boston Logan Intl

29h 03m

2 stops

CNS14:00Cairns

12 Feb

CNS06:00Cairns

32h 57m

3 stops

BOS23:57Boston Logan Intl

$4,137

Find similar

United Airlines

5 Dec

BOS16:40Boston Logan Intl

64h 15m

3 stops

CNS23:55Cairns

12 Dec

CNS06:00Cairns

30h 43m

2 stops

BOS21:43Boston Logan Intl

$4,257

Find similar

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

$3,313

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

$3,350

Find similar

Cathay Pacific

4 Dec

BOS00:30Boston Logan Intl

43h 15m

2 stops

CNS10:45Cairns

12 Dec

CNS11:35Cairns

49h 25m

2 stops

BOS22:00Boston Logan Intl

$4,260

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Fri 5/12

16:01-11:00

2 stops27h 59m

Cairns

Fri 12/12

11:35-22:19

2 stops49h 44m

$2,114

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Fri 5/12

12:00-10:45

2 stops31h 45m

Cairns

Fri 12/12

06:00-20:48

3 stops29h 48m

$2,180

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sun 8/2

08:00-11:50

2 stops36h 50m

Cairns

Thu 12/2

17:35-06:44

2 stops52h 09m

$2,356

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sun 8/2

11:00-11:50

2 stops33h 50m

Cairns

Thu 12/2

17:35-06:44

2 stops52h 09m

$2,570

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

$3,313

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

$3,350

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Fri 5/12

22:10-10:45

2 stops45h 35m

Cairns

Fri 12/12

11:35-13:55

2 stops41h 20m

$3,359

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

$4,137

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Fri 5/12

16:40-23:55

3 stops64h 15m

Cairns

Fri 12/12

06:00-21:43

2 stops30h 43m

$4,257

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Fri 5/12

12:05-04:35

1 stop25h 30m

Cairns

Fri 12/12

19:30-17:25

2 stops36h 55m

$11,407

Flights are sorted by cheapest return flights first.

Showing 1-10 of 15 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?

Qantas Airways and Japan Airlines are the most popular carriers 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

Direct flights	None

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 30m, 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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Palm Cove

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.