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Cheap flights from Boston to Cairns from $739

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.
Multiple Airlines Logo
2:36 pm - 2:00 pmBOS  Boston Logan Intl-CNS Cairns
32h 24m3 stops Washington, D.C. Dulles Intl San Francisco Brisbane
Multiple Airlines Logo
6:00 am - 4:55 pmCNS  Cairns-BOS Boston Logan Intl
25h 55m2 stops Brisbane San Francisco
$1,441Multiple Airlines
Tue, Dec 8 - Tue, Dec 15
Qantas Airways Logo
6:45 pm - 11:50 amBOS  Boston Logan Intl-CNS Cairns
50h 05m2 stops Los Angeles Sydney Kingsford Smith
Qantas Airways Logo
12:35 pm - 4:29 pmCNS  Cairns-BOS Boston Logan Intl
42h 54m2 stops Sydney Kingsford Smith Los Angeles
$1,674Qantas Airways
Sat, Nov 7 - Sat, Nov 14
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
$1,726United Airlines
Sat, Nov 7 - Sat, Nov 14
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
$2,010United Airlines
Sun, Nov 8 - Wed, Nov 11
Emirates Logo
10:10 pm - 9:35 amBOS  Boston Logan Intl-CNS Cairns
44h 25m2 stops Dubai Intl Adelaide
Emirates Logo
3:40 pm - 1:55 pmCNS  Cairns-BOS Boston Logan Intl
61h 15m2 stops Brisbane Dubai Intl
$2,121Emirates
Sun, Nov 8 - Wed, Nov 11
Emirates Logo
10:10 pm - 9:35 amBOS  Boston Logan Intl-CNS Cairns
44h 25m2 stops Dubai Intl Adelaide
Emirates Logo
3:40 pm - 1:55 pmCNS  Cairns-BOS Boston Logan Intl
61h 15m2 stops Brisbane Dubai Intl
$2,122Emirates
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 - 4:49 pmCNS  Cairns-BOS Boston Logan Intl
25h 49m2 stops Brisbane San Francisco
$2,160United 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
6:05 pm - 10:00 pmCNS  Cairns-BOS Boston Logan Intl
42h 55m2 stops Sydney Kingsford Smith Hong Kong Intl
$5,766Multiple Airlines
Tue, Dec 8 - Tue, Dec 15
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 - 5:25 pmCNS  Cairns-BOS Boston Logan Intl
44h 45m2 stops Melbourne Tokyo Narita
$7,334Multiple Airlines
Sat, Nov 7 - Sat, Nov 14

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United Airlines flights from Boston to Cairns

Our best United Airlines deals on Boston to Cairns flight tickets
United Airlines
Oct 2
BOS6:40 pmBoston Logan Intl
34h 30m
2 stops
CNS7:10 pmCairns
Oct 20
CNS6:00 amCairns
31h 59m
3 stops
BOS11:59 pmBoston Logan Intl
$1,679
United Airlines
Nov 7
BOS1:51 pmBoston Logan Intl
33h 09m
2 stops
CNS2:00 pmCairns
Nov 14
CNS6:00 amCairns
32h 59m
3 stops
BOS11:59 pmBoston Logan Intl
$1,726
United Airlines
Oct 2
BOS5:45 amBoston Logan Intl
47h 25m
3 stops
CNS7:10 pmCairns
Oct 20
CNS6:00 amCairns
31h 59m
3 stops
BOS11:59 pmBoston Logan Intl
$1,824

Emirates flights from Boston to Cairns

Our best Emirates deals on Boston to Cairns flight tickets
Emirates
Nov 8
BOS10:10 pmBoston Logan Intl
44h 25m
2 stops
CNS9:35 amCairns
Nov 11
CNS3:40 pmCairns
61h 15m
2 stops
BOS1:55 pmBoston Logan Intl
$2,121
Emirates
Nov 8
BOS10:10 pmBoston Logan Intl
44h 25m
2 stops
CNS9:35 amCairns
Nov 11
CNS3:40 pmCairns
61h 15m
2 stops
BOS1:55 pmBoston Logan Intl
$2,122

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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Depart

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Price

Cheapest round-trip
Quickest round-trip

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 12/8

2:36 pm-2:00 pm

3 stops32h 24m

Cairns

Tue 12/15

6:00 am-4:55 pm

2 stops25h 55m

$1,441

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sat 11/7

6:45 pm-11:50 am

2 stops50h 05m

Cairns

Sat 11/14

12:35 pm-4:29 pm

2 stops42h 54m

$1,674

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sat 11/7

1:32 pm-2:00 pm

3 stops33h 28m

Cairns

Sat 11/14

6:00 am-11:59 pm

3 stops32h 59m

$1,726

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

$2,010

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

10:10 pm-9:35 am

2 stops44h 25m

Cairns

Wed 11/11

3:40 pm-1:55 pm

2 stops61h 15m

$2,121

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

10:10 pm-9:35 am

2 stops44h 25m

Cairns

Wed 11/11

3:40 pm-1:55 pm

2 stops61h 15m

$2,122

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-4:49 pm

2 stops25h 49m

$2,160

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 12/8

12:00 pm-4:35 am

1 stop25h 35m

Cairns

Tue 12/15

6:05 pm-10:00 pm

2 stops42h 55m

$5,766

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sat 11/7

12:00 pm-4:35 am

1 stop25h 35m

Cairns

Sat 11/14

11:40 am-5:25 pm

2 stops44h 45m

$7,334
Cheapest one-way

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 11/10

2:29 pm-2:55 pm

2 stops33h 26m

$739

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 19 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?

United 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 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

$739

Fastest flight time

32h 24m

Direct flights

None
The best one-way flight to Cairns from Boston in the past 72 hours is $739. The best round-trip flight deal from Boston to Cairns found on momondo in the last 72 hours is $1,441.
The fastest flight from Boston to Cairns takes 32h 24m
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. 32h 24m 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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