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Cheap flights from Boston to Cairns from $780

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.
United Airlines Logo
7:45 am - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
41h 10m2 stops San Francisco Sydney Kingsford Smith
United Airlines Logo
6:00 am - 10:57 pmCNS  Cairns-BOS Boston Logan Intl
30h 57m2 stops Brisbane San Francisco
$1,695United Airlines
Tue, Oct 6 - Tue, Oct 13
Multiple Airlines Logo
7:45 am - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
41h 10m2 stops San Francisco Sydney Kingsford Smith
Multiple Airlines Logo
6:00 am - 11:59 pmCNS  Cairns-BOS Boston Logan Intl
31h 59m3 stops Brisbane San Francisco Washington, D.C. Dulles Intl
$1,695Multiple Airlines
Tue, Oct 6 - Tue, Oct 13
Multiple Airlines Logo
5:45 am - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
43h 10m3 stops Washington, D.C. Dulles Intl Los Angeles Sydney Kingsford Smith
Multiple Airlines Logo
6:00 am - 11:59 pmCNS  Cairns-BOS Boston Logan Intl
31h 59m3 stops Brisbane San Francisco Washington, D.C. Dulles Intl
$1,971Multiple Airlines
Tue, Oct 6 - Tue, Oct 13
Qantas Airways Logo
10:00 am - 10:55 amBOS  Boston Logan Intl-CNS Cairns
33h 55m2 stops Dallas/Fort Worth Melbourne
Qantas Airways Logo
11:40 am - 7:47 amCNS  Cairns-BOS Boston Logan Intl
35h 07m2 stops Melbourne Los Angeles
$2,114Qantas Airways
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
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
$2,123Emirates
Sun, Nov 8 - Wed, Nov 11
Qantas Airways Logo
9:00 am - 11:50 amBOS  Boston Logan Intl-CNS Cairns
35h 50m2 stops Los Angeles Sydney Kingsford Smith
Qantas Airways Logo
11:40 am - 7:47 amCNS  Cairns-BOS Boston Logan Intl
35h 07m2 stops Melbourne Los Angeles
$2,135Qantas Airways
Sun, Nov 8 - Wed, Nov 11
Air Canada Logo
11:15 am - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
36h 40m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
3:45 pm - 10:37 pmCNS  Cairns-BOS Boston Logan Intl
45h 52m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$3,014Air Canada
Sun, Nov 8 - Wed, Nov 11
Air Canada Logo
11:15 am - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
36h 40m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
3:45 pm - 10:37 pmCNS  Cairns-BOS Boston Logan Intl
45h 52m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$3,015Air Canada
Sun, Nov 8 - Wed, Nov 11
Air Canada Logo
11:15 am - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
36h 40m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
3:45 pm - 10:37 pmCNS  Cairns-BOS Boston Logan Intl
45h 52m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$3,029Air Canada
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 8
BOS10:00 amBoston Logan Intl
33h 55m
2 stops
CNS10:55 amCairns
Nov 11
CNS11:40 amCairns
35h 07m
2 stops
BOS7:47 amBoston Logan Intl
$2,114
Qantas Airways
Nov 8
BOS9:00 amBoston Logan Intl
35h 50m
2 stops
CNS11:50 amCairns
Nov 11
CNS11:40 amCairns
35h 07m
2 stops
BOS7:47 amBoston Logan Intl
$2,135

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
$2,122
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
$2,123

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

Tue 10/6

7:45 am-2:55 pm

2 stops41h 10m

Cairns

Tue 10/13

6:00 am-10:57 pm

2 stops30h 57m

$1,695

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 10/6

7:45 am-2:55 pm

2 stops41h 10m

Cairns

Tue 10/13

6:00 am-11:59 pm

3 stops31h 59m

$1,695

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 10/6

5:45 am-2:55 pm

3 stops43h 10m

Cairns

Tue 10/13

6:00 am-11:59 pm

3 stops31h 59m

$1,971
Quickest round-trip

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

10:00 am-10:55 am

2 stops33h 55m

Cairns

Wed 11/11

11:40 am-7:47 am

2 stops35h 07m

$2,114

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

10:10 pm-9:35 am

2 stops44h 25m

Cairns

Wed 11/11

3:40 pm-1:55 pm

2 stops61h 15m

$2,123

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

9:00 am-11:50 am

2 stops35h 50m

Cairns

Wed 11/11

11:40 am-7:47 am

2 stops35h 07m

$2,135

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

11:15 am-2:55 pm

3 stops36h 40m

Cairns

Wed 11/11

3:45 pm-10:37 pm

3 stops45h 52m

$3,014

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

11:15 am-2:55 pm

3 stops36h 40m

Cairns

Wed 11/11

3:45 pm-10:37 pm

3 stops45h 52m

$3,015

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

11:15 am-2:55 pm

3 stops36h 40m

Cairns

Wed 11/11

3:45 pm-10:37 pm

3 stops45h 52m

$3,029

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?

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

$780

Fastest flight time

35h 50m

Direct flights

None
The best one-way flight to Cairns from Boston in the past 72 hours is $780. The best round-trip flight deal from Boston to Cairns found on momondo in the last 72 hours is $1,695.
The fastest flight from Boston to Cairns takes 35h 50m
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. 35h 50m 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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