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Cheap flights from Boston to Cairns from $740

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
2:25 pm - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
33h 30m2 stops Los Angeles Brisbane
Qantas Airways Logo
11:40 am - 6:47 amCNS  Cairns-BOS Boston Logan Intl
34h 07m2 stops Melbourne Los Angeles
$1,497Qantas Airways
Wed, Nov 11 - Wed, Nov 18
Qantas Airways Logo
9:00 am - 10:30 amBOS  Boston Logan Intl-CNS Cairns
34h 30m2 stops Los Angeles Brisbane
Qantas Airways Logo
6:00 am - 7:33 pmCNS  Cairns-BOS Boston Logan Intl
28h 33m3 stops Brisbane Sydney Kingsford Smith Dallas/Fort Worth
$1,599Qantas Airways
Wed, Nov 11 - Wed, Nov 18
United Airlines Logo
1:32 pm - 2:00 pmBOS  Boston Logan Intl-CNS Cairns
33h 28m3 stops Houston George Bush Intcntl San Francisco Brisbane
United Airlines Logo
6:00 am - 11:59 pmCNS  Cairns-BOS Boston Logan Intl
32h 59m3 stops Brisbane San Francisco Washington, D.C. Dulles Intl
$1,604United Airlines
Wed, Nov 11 - Wed, Nov 18
Emirates Logo
10:10 pm - 11:50 amBOS  Boston Logan Intl-CNS Cairns
46h 40m2 stops Dubai Intl Sydney Kingsford Smith
Emirates Logo
6:00 am - 1:55 pmCNS  Cairns-BOS Boston Logan Intl
46h 55m2 stops Brisbane Dubai Intl
$2,177Emirates
Thu, Nov 12 - Thu, Nov 19
United Airlines Logo
5:30 am - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
42h 25m3 stops Washington, D.C. Dulles Intl Los Angeles Sydney Kingsford Smith
United Airlines Logo
6:00 am - 7:19 pmCNS  Cairns-BOS Boston Logan Intl
28h 19m2 stops Brisbane San Francisco
$2,200United Airlines
Sun, Nov 8 - Wed, Nov 11
United Airlines Logo
8:25 am - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
39h 30m2 stops Los Angeles Sydney Kingsford Smith
United Airlines Logo
6:00 am - 4:49 pmCNS  Cairns-BOS Boston Logan Intl
25h 49m2 stops Brisbane San Francisco
$2,200United Airlines
Sun, Nov 8 - Wed, Nov 11
United Airlines Logo
1:32 pm - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
34h 23m3 stops Houston George Bush Intcntl San Francisco Sydney Kingsford Smith
United Airlines Logo
6:00 am - 11:59 pmCNS  Cairns-BOS Boston Logan Intl
32h 59m3 stops Brisbane San Francisco Washington, D.C. Dulles Intl
$2,200United Airlines
Sun, Nov 8 - Wed, Nov 11
Multiple Airlines Logo
12:00 pm - 4:35 amBOS  Boston Logan Intl-CNS Cairns
25h 35m1 stop Tokyo Narita
Multiple Airlines Logo
11:40 am - 10:00 pmCNS  Cairns-BOS Boston Logan Intl
73h 20m2 stops Melbourne Hong Kong Intl
$2,239Multiple Airlines
Wed, Nov 11 - Wed, Nov 18
United Airlines Logo
8:25 am - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
39h 30m2 stops Los Angeles Sydney Kingsford Smith
United Airlines Logo
6:00 am - 4:49 pmCNS  Cairns-BOS Boston Logan Intl
25h 49m2 stops Brisbane San Francisco
$2,453United Airlines
Sun, Nov 8 - Wed, Nov 11
United Airlines Logo
5:30 am - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
42h 25m3 stops Washington, D.C. Dulles Intl Los Angeles Sydney Kingsford Smith
United Airlines Logo
6:00 am - 7:19 pmCNS  Cairns-BOS Boston Logan Intl
28h 19m2 stops Brisbane San Francisco
$2,453United Airlines
Sun, Nov 8 - Wed, Nov 11

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Qantas Airways flights from Boston to Cairns

Our best Qantas Airways deals on Boston to Cairns flight tickets
Qantas Airways
Nov 11
BOS2:25 pmBoston Logan Intl
33h 30m
2 stops
CNS2:55 pmCairns
Nov 18
CNS11:40 amCairns
34h 07m
2 stops
BOS6:47 amBoston Logan Intl
$1,497
Qantas Airways
Nov 11
BOS9:00 amBoston Logan Intl
34h 30m
2 stops
CNS10:30 amCairns
Nov 18
CNS6:00 amCairns
28h 33m
3 stops
BOS7:33 pmBoston Logan Intl
$1,599
Qantas Airways
Mar 20
BOS5:51 pmBoston Logan Intl
26h 39m
2 stops
CNS10:30 amCairns
Mar 26
CNS12:35 pmCairns
47h 41m
2 stops
BOS10:16 pmBoston Logan Intl
$8,392

United Airlines flights from Boston to Cairns

Our best United Airlines deals on Boston to Cairns flight tickets
United Airlines
Nov 11
BOS1:32 pmBoston Logan Intl
33h 28m
3 stops
CNS2:00 pmCairns
Nov 18
CNS6:00 amCairns
32h 59m
3 stops
BOS11:59 pmBoston Logan Intl
$1,604
United Airlines
Nov 8
BOS5:30 amBoston Logan Intl
42h 25m
3 stops
CNS2:55 pmCairns
Nov 11
CNS6:00 amCairns
28h 19m
2 stops
BOS7:19 pmBoston Logan Intl
$2,200
United Airlines
Nov 8
BOS1:32 pmBoston Logan Intl
34h 23m
3 stops
CNS2:55 pmCairns
Nov 11
CNS6:00 amCairns
32h 59m
3 stops
BOS11:59 pmBoston Logan Intl
$2,453

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

Wed 11/11

2:25 pm-2:55 pm

2 stops33h 30m

Cairns

Wed 11/18

11:40 am-6:47 am

2 stops34h 07m

$1,497
Quickest round-trip

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Wed 11/11

9:00 am-10:30 am

2 stops34h 30m

Cairns

Wed 11/18

6:00 am-7:33 pm

3 stops28h 33m

$1,599

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Wed 11/11

1:32 pm-2:00 pm

3 stops33h 28m

Cairns

Wed 11/18

6:00 am-11:59 pm

3 stops32h 59m

$1,604

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Thu 11/12

10:10 pm-11:50 am

2 stops46h 40m

Cairns

Thu 11/19

6:00 am-1:55 pm

2 stops46h 55m

$2,177

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

5:30 am-2:55 pm

3 stops42h 25m

Cairns

Wed 11/11

6:00 am-7:19 pm

2 stops28h 19m

$2,200

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

8:25 am-2:55 pm

2 stops39h 30m

Cairns

Wed 11/11

6:00 am-4:49 pm

2 stops25h 49m

$2,200

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

1:32 pm-2:55 pm

3 stops34h 23m

Cairns

Wed 11/11

6:00 am-11:59 pm

3 stops32h 59m

$2,200

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Wed 11/11

12:00 pm-4:35 am

1 stop25h 35m

Cairns

Wed 11/18

11:40 am-10:00 pm

2 stops73h 20m

$2,239

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

8:25 am-2:55 pm

2 stops39h 30m

Cairns

Wed 11/11

6:00 am-4:49 pm

2 stops25h 49m

$2,453

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

5:30 am-2:55 pm

3 stops42h 25m

Cairns

Wed 11/11

6:00 am-7:19 pm

2 stops28h 19m

$2,453

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 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 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

$740

Fastest flight time

33h 30m

Direct flights

None
The best one-way flight to Cairns from Boston in the past 72 hours is $740. The best round-trip flight deal from Boston to Cairns found on momondo in the last 72 hours is $1,497.
The fastest flight from Boston to Cairns takes 33h 30m
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. 33h 30m 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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