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.

$1,121 Cheap Flights from Boston to Cairns in 2025/26

1 adult

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Find the cheapest flights from Boston to Cairns

Round-trip

One-way

Cheap return flights

14:34 - 11:00BOS-CNS

29h 26m2 stops

14:55 - 07:05CNS-BOS

30h 10m2 stops

$1,963Qantas Airways

Find Deal

Sat, 24 Jan - Fri, 1 May

14:34 - 11:00BOS-CNS

29h 26m2 stops

14:55 - 07:05CNS-BOS

30h 10m2 stops

$1,964Qantas Airways

Find Deal

Sat, 24 Jan - Fri, 1 May

00:30 - 09:55BOS-CNS

42h 25m1 stop

11:25 - 22:00CNS-BOS

25h 35m1 stop

$2,457Cathay Pacific

Find Deal

Sat, 7 Feb - Thu, 12 Feb

20:40 - 23:05BOS-CNS

35h 25m2 stops

17:20 - 14:20CNS-BOS

36h 00m2 stops

$2,661Qatar Airways

Find Deal

Sun, 8 Feb - Thu, 12 Feb

20:40 - 11:20BOS-CNS

47h 40m2 stops

11:00 - 15:05CNS-BOS

42h 05m3 stops

$2,782Multiple Airlines

Find Deal

Sat, 24 Jan - Fri, 1 May

13:06 - 11:50BOS-CNS

31h 44m3 stops

14:55 - 07:05CNS-BOS

30h 10m2 stops

$2,880Qantas Airways

Find Deal

Sat, 24 Jan - Fri, 1 May

05:45 - 19:05BOS-CNS

46h 20m3 stops

06:00 - 23:54CNS-BOS

31h 54m3 stops

$2,971United Airlines

Find Deal

Sat, 24 Jan - Fri, 1 May

09:45 - 09:55BOS-CNS

33h 10m2 stops

11:25 - 22:00CNS-BOS

25h 35m1 stop

$3,206Cathay Pacific

Find Deal

Sun, 8 Feb - Thu, 12 Feb

13:50 - 14:00BOS-CNS

33h 10m2 stops

06:00 - 00:01CNS-BOS

33h 01m3 stops

$3,498United Airlines

Find Deal

Sun, 8 Feb - Thu, 12 Feb

00:30 - 08:35BOS-CNS

41h 05m2 stops

19:15 - 22:38CNS-BOS

41h 23m3 stops

$9,926Multiple Airlines

Find Deal

Fri, 23 Jan - Fri, 1 May

Qantas Airways flights from Boston to Cairns

Our best Qantas Airways deals on Boston to Cairns flight tickets

Qantas Airways

24 Jan

BOS14:34Boston Logan Intl

29h 26m

2 stops

CNS11:00Cairns

1 May

CNS14:55Cairns

30h 10m

2 stops

BOS07:05Boston Logan Intl

$1,963

Find similar

Qantas Airways

24 Jan

BOS14:34Boston Logan Intl

29h 26m

2 stops

CNS11:00Cairns

1 May

CNS14:55Cairns

30h 10m

2 stops

BOS07:05Boston Logan Intl

$1,964

Find similar

Qantas Airways

24 Jan

BOS13:06Boston Logan Intl

31h 44m

3 stops

CNS11:50Cairns

1 May

CNS14:55Cairns

30h 10m

2 stops

BOS07:05Boston Logan Intl

$2,880

Find similar

United Airlines flights from Boston to Cairns

Our best United Airlines deals on Boston to Cairns flight tickets

United Airlines

24 Jan

BOS05:45Boston Logan Intl

46h 20m

3 stops

CNS19:05Cairns

1 May

CNS06:00Cairns

31h 54m

3 stops

BOS23:54Boston Logan Intl

$2,971

Find similar

United Airlines

8 Feb

BOS13:50Boston Logan Intl

33h 10m

2 stops

CNS14:00Cairns

12 Feb

CNS06:00Cairns

33h 01m

3 stops

BOS00:01Boston Logan Intl

$3,498

Find similar

Fly from

Fly to

Route

Depart

Return

Price

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sat 24/1

14:34-11:00

2 stops29h 26m

Cairns

Fri 1/5

14:55-07:05

2 stops30h 10m

$1,963

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sat 24/1

14:34-11:00

2 stops29h 26m

Cairns

Fri 1/5

14:55-07:05

2 stops30h 10m

$1,964

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

$2,457

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sun 8/2

20:40-23:05

2 stops35h 25m

Cairns

Thu 12/2

17:20-14:20

2 stops36h 00m

$2,661

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sat 24/1

20:40-11:20

2 stops47h 40m

Cairns

Fri 1/5

11:00-15:05

3 stops42h 05m

$2,782

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sat 24/1

13:06-11:50

3 stops31h 44m

Cairns

Fri 1/5

14:55-07:05

2 stops30h 10m

$2,880

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sat 24/1

05:45-19:05

3 stops46h 20m

Cairns

Fri 1/5

06:00-23:54

3 stops31h 54m

$2,971

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sun 8/2

09:45-09:55

2 stops33h 10m

Cairns

Thu 12/2

11:25-22:00

1 stop25h 35m

$3,206

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Sun 8/2

13:50-14:00

2 stops33h 10m

Cairns

Thu 12/2

06:00-00:01

3 stops33h 01m

$3,498

BostonCairns

BOS - CNS

BOSCNS

Boston Logan Intl

Fri 23/1

00:30-08:35

2 stops41h 05m

Cairns

Fri 1/5

19:15-22:38

3 stops41h 23m

$9,926

Flights are sorted by cheapest return flights first.

Showing 1-10 of 19 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?

American Airlines, Cathay Pacific, 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.

Search flight deals

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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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.