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Cheap flights from Boston to Cairns from $973

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Boston to Cairns

Cheap round-trip flights

Enter your travel dates to find the best prices.
Qantas Airways Logo
7:00 pm - 1:35 pmBOS  Boston Logan Intl-CNS Cairns
51h 35m2 stops Los Angeles Sydney Kingsford Smith
Qantas Airways Logo
9:15 am - 8:07 pmCNS  Cairns-BOS Boston Logan Intl
49h 52m2 stops Brisbane Dallas/Fort Worth
$2,550Qantas Airways
Mon, Dec 28 - Tue, Jan 5
Qantas Airways Logo
7:00 pm - 1:35 pmBOS  Boston Logan Intl-CNS Cairns
51h 35m2 stops Los Angeles Sydney Kingsford Smith
Qantas Airways Logo
3:40 pm - 5:02 pmCNS  Cairns-BOS Boston Logan Intl
40h 22m2 stops Brisbane Dallas/Fort Worth
$2,600Qantas Airways
Mon, Dec 28 - Wed, Jan 6
American Airlines Logo
2:20 pm - 1:35 pmBOS  Boston Logan Intl-CNS Cairns
32h 15m2 stops Los Angeles Sydney Kingsford Smith
American Airlines Logo
6:00 am - 11:30 pmCNS  Cairns-BOS Boston Logan Intl
32h 30m2 stops Brisbane Los Angeles
$2,628American Airlines
Tue, Dec 22 - Thu, Dec 31
Qantas Airways Logo
7:00 am - 2:45 pmBOS  Boston Logan Intl-CNS Cairns
40h 45m2 stops Los Angeles Sydney Kingsford Smith
Qantas Airways Logo
11:15 am - 8:07 pmCNS  Cairns-BOS Boston Logan Intl
47h 52m2 stops Brisbane Dallas/Fort Worth
$2,712Qantas Airways
Fri, Dec 25 - Tue, Jan 5
Qantas Airways Logo
7:00 am - 9:20 pmBOS  Boston Logan Intl-CNS Cairns
47h 20m2 stops Los Angeles Sydney Kingsford Smith
Qantas Airways Logo
5:40 pm - 8:07 pmCNS  Cairns-BOS Boston Logan Intl
41h 27m2 stops Brisbane Dallas/Fort Worth
$2,741Qantas Airways
Sun, Dec 27 - Tue, Jan 5
Qantas Airways Logo
10:45 am - 11:50 amBOS  Boston Logan Intl-CNS Cairns
34h 05m2 stops Los Angeles Sydney Kingsford Smith
Qantas Airways Logo
11:15 am - 8:48 pmCNS  Cairns-BOS Boston Logan Intl
48h 33m2 stops Brisbane Dallas/Fort Worth
$2,762Qantas Airways
Fri, Dec 25 - Wed, Jan 6
Qantas Airways Logo
2:20 pm - 9:20 pmBOS  Boston Logan Intl-CNS Cairns
40h 00m2 stops Los Angeles Sydney Kingsford Smith
Qantas Airways Logo
9:15 am - 5:02 pmCNS  Cairns-BOS Boston Logan Intl
46h 47m2 stops Brisbane Dallas/Fort Worth
$2,791Qantas Airways
Sun, Dec 27 - Wed, Jan 6
Qantas Airways Logo
7:00 am - 1:35 pmBOS  Boston Logan Intl-CNS Cairns
39h 35m2 stops Los Angeles Sydney Kingsford Smith
Qantas Airways Logo
6:00 am - 10:38 pmCNS  Cairns-BOS Boston Logan Intl
31h 38m3 stops Brisbane Sydney Kingsford Smith Dallas/Fort Worth
$3,052Qantas Airways
Tue, Dec 22 - Thu, Dec 31
Qatar Airways Logo
8:40 pm - 4:45 pmBOS  Boston Logan Intl-CNS Cairns
53h 05m2 stops Doha Hamad Intl Sydney Kingsford Smith
Qatar Airways Logo
7:50 pm - 1:55 pmCNS  Cairns-BOS Boston Logan Intl
57h 05m2 stops Melbourne Doha Hamad Intl
$3,123Qatar Airways
Mon, Dec 28 - Mon, Jan 4
Qatar Airways Logo
8:40 pm - 11:05 pmBOS  Boston Logan Intl-CNS Cairns
35h 25m2 stops Doha Hamad Intl Brisbane
Qatar Airways Logo
7:50 pm - 1:55 pmCNS  Cairns-BOS Boston Logan Intl
57h 05m2 stops Melbourne Doha Hamad Intl
$3,146Qatar Airways
Sun, Dec 27 - Mon, Jan 4

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Qantas Airways flights from Boston to Cairns

Our best Qantas Airways deals on Boston to Cairns flight tickets
Qantas Airways
Dec 28
BOS7:00 pmBoston Logan Intl
51h 35m
2 stops
CNS1:35 pmCairns
Jan 5
CNS9:15 amCairns
49h 52m
2 stops
BOS8:07 pmBoston Logan Intl
$2,550
Qantas Airways
Dec 28
BOS7:00 pmBoston Logan Intl
51h 35m
2 stops
CNS1:35 pmCairns
Jan 6
CNS3:40 pmCairns
40h 22m
2 stops
BOS5:02 pmBoston Logan Intl
$2,600
Qantas Airways
Dec 25
BOS7:00 amBoston Logan Intl
40h 45m
2 stops
CNS2:45 pmCairns
Jan 5
CNS11:15 amCairns
47h 52m
2 stops
BOS8:07 pmBoston Logan Intl
$2,712

Qatar Airways flights from Boston to Cairns

Our best Qatar Airways deals on Boston to Cairns flight tickets
Qatar Airways
Dec 28
BOS8:40 pmBoston Logan Intl
53h 05m
2 stops
CNS4:45 pmCairns
Jan 4
CNS7:50 pmCairns
57h 05m
2 stops
BOS1:55 pmBoston Logan Intl
$3,123
Qatar Airways
Dec 27
BOS8:40 pmBoston Logan Intl
35h 25m
2 stops
CNS11:05 pmCairns
Jan 4
CNS7:50 pmCairns
57h 05m
2 stops
BOS1:55 pmBoston Logan Intl
$3,146
Qatar Airways
Dec 26
BOS5:35 pmBoston Logan Intl
49h 40m
3 stops
CNS10:15 amCairns
Jan 4
CNS7:50 pmCairns
57h 05m
2 stops
BOS1:55 pmBoston Logan Intl
$3,371

momondo Fare Finder

 
Use the filters below to find and compare flights from Boston to Cairns that are best for you.

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Price

Cheapest round-trip

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Mon 12/28

7:00 pm-1:35 pm

2 stops51h 35m

Cairns

Tue 1/5

9:15 am-8:07 pm

2 stops49h 52m

$2,550

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Mon 12/28

7:00 pm-1:35 pm

2 stops51h 35m

Cairns

Wed 1/6

3:40 pm-5:02 pm

2 stops40h 22m

$2,600
Quickest round-trip

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 12/22

2:20 pm-1:35 pm

2 stops32h 15m

Cairns

Thu 12/31

6:00 am-11:30 pm

2 stops32h 30m

$2,628

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Fri 12/25

7:00 am-2:45 pm

2 stops40h 45m

Cairns

Tue 1/5

11:15 am-8:07 pm

2 stops47h 52m

$2,712

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 12/27

7:00 am-9:20 pm

2 stops47h 20m

Cairns

Tue 1/5

5:40 pm-8:07 pm

2 stops41h 27m

$2,741

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Fri 12/25

10:45 am-11:50 am

2 stops34h 05m

Cairns

Wed 1/6

11:15 am-8:48 pm

2 stops48h 33m

$2,762

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 12/27

2:20 pm-9:20 pm

2 stops40h 00m

Cairns

Wed 1/6

9:15 am-5:02 pm

2 stops46h 47m

$2,791

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 12/22

7:00 am-1:35 pm

2 stops39h 35m

Cairns

Thu 12/31

6:00 am-10:38 pm

3 stops31h 38m

$3,052

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Mon 12/28

8:40 pm-4:45 pm

2 stops53h 05m

Cairns

Mon 1/4

7:50 pm-1:55 pm

2 stops57h 05m

$3,123

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 12/27

8:40 pm-11:05 pm

2 stops35h 25m

Cairns

Mon 1/4

7:50 pm-1:55 pm

2 stops57h 05m

$3,146

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 17 resultsSorted by cheapest first
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See travel insights to Cairns from

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, Qantas Airways, and United 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 round-trip 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

Best Price Found

$973

Fastest flight time

39h 35m

Direct flights

None
The best one-way flight to Cairns from Boston in the past 72 hours is $973. The best round-trip flight deal from Boston to Cairns found on momondo in the last 72 hours is $2,550.
The fastest flight from Boston to Cairns takes 39h 35m
There are no direct flights from Boston to Cairns. There are no popular flight routes from Boston to Cairns.
Search flight deals

Frequently asked questions about flying from Boston to Cairns

  • How far is Boston Logan Intl to Cairns by plane?

    There are 9641.2 mi between Boston Logan Intl and Cairns. 39h 35m is a normal flight duration for this route.

  • 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 refreshed on a daily basis.

  • 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 that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check 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 necessary travel and health documents for your Cairns Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

Traveling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Port Douglas
Mission Beach
Trinity Beach

Why use momondo?

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

It is quick and easy to find Boston to Cairns flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Cairns that suits you.

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

momondo does allow users to show only those flights to Cairns from Boston which offer a flexible booking policy as well as other useful filters and features.

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

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from Boston to Cairns.

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

Price alerts on flights to Cairns from Boston are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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