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Cheap flights from Boston to Cairns from $810

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.
American Airlines Logo
4:35 pm - 3:00 pmBOS  Boston Logan Intl-CNS Cairns
32h 25m2 stops Los Angeles Los Angeles Brisbane
American Airlines Logo
3:45 pm - 8:13 amCNS  Cairns-BOS Boston Logan Intl
30h 28m2 stops Brisbane Los Angeles Los Angeles
$1,402American Airlines
Tue, Sep 22 - Tue, Sep 29
Multiple Airlines Logo
1:50 pm - 2:00 pmBOS  Boston Logan Intl-CNS Cairns
33h 10m2 stops San Francisco Brisbane
Multiple Airlines Logo
6:00 am - 1:05 amCNS  Cairns-BOS Boston Logan Intl
34h 05m2 stops Brisbane San Francisco
$1,591Multiple Airlines
Fri, Jan 22 - Fri, Jan 29
Multiple Airlines Logo
6:00 pm - 2:00 pmBOS  Boston Logan Intl-CNS Cairns
29h 00m2 stops San Francisco Brisbane
Multiple Airlines Logo
6:00 am - 11:54 pmCNS  Cairns-BOS Boston Logan Intl
32h 54m3 stops Brisbane San Francisco Washington, D.C. Dulles Intl
$1,591Multiple Airlines
Fri, Jan 22 - Fri, Jan 29
Multiple Airlines Logo
6:50 pm - 4:30 amBOS  Boston Logan Intl-CNS Cairns
43h 40m2 stops Montreal Pierre Elliott Trudeau Intl Tokyo Narita
Multiple Airlines Logo
7:10 pm - 10:40 pmCNS  Cairns-BOS Boston Logan Intl
41h 30m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$1,593Multiple Airlines
Tue, Sep 22 - Tue, Sep 29
United Airlines Logo
6:00 am - 2:55 pmBOS  Boston Logan Intl-CNS Cairns
41h 55m3 stops Washington, D.C. Dulles Intl Los Angeles Los Angeles Sydney Kingsford Smith
United Airlines Logo
6:00 am - 11:54 pmCNS  Cairns-BOS Boston Logan Intl
32h 54m3 stops Brisbane San Francisco Washington, D.C. Dulles Intl
$1,600United Airlines
Fri, Jan 22 - Fri, Jan 29
Qantas Airways Logo
7:00 am - 10:30 amBOS  Boston Logan Intl-CNS Cairns
36h 30m2 stops Los Angeles Los Angeles Brisbane
Qantas Airways Logo
9:15 am - 11:48 pmCNS  Cairns-BOS Boston Logan Intl
29h 33m2 stops Brisbane Los Angeles Los Angeles
$1,612Qantas Airways
Sun, Nov 8 - Wed, Nov 11
Multiple Airlines Logo
10:40 am - 4:30 amBOS  Boston Logan Intl-CNS Cairns
27h 50m2 stops Montreal Pierre Elliott Trudeau Intl Tokyo Narita
Multiple Airlines Logo
7:15 pm - 10:40 pmCNS  Cairns-BOS Boston Logan Intl
41h 25m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$1,624Multiple Airlines
Mon, Sep 7 - Thu, Sep 17
Multiple Airlines Logo
10:40 am - 4:30 amBOS  Boston Logan Intl-CNS Cairns
27h 50m2 stops Montreal Pierre Elliott Trudeau Intl Tokyo Narita
Multiple Airlines Logo
7:15 pm - 10:40 pmCNS  Cairns-BOS Boston Logan Intl
41h 25m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$1,625Multiple Airlines
Mon, Sep 7 - Thu, Sep 17
Multiple Airlines Logo
10:40 am - 4:30 amBOS  Boston Logan Intl-CNS Cairns
27h 50m2 stops Montreal Pierre Elliott Trudeau Intl Tokyo Narita
Multiple Airlines Logo
7:15 pm - 10:40 pmCNS  Cairns-BOS Boston Logan Intl
41h 25m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$1,674Multiple Airlines
Mon, Sep 7 - Thu, Sep 17
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 - 7:44 pmCNS  Cairns-BOS Boston Logan Intl
27h 44m2 stops Brisbane San Francisco
$1,680United Airlines
Tue, Oct 6 - Tue, Oct 13

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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
BOS7:00 amBoston Logan Intl
36h 30m
2 stops
CNS10:30 amCairns
Nov 11
CNS9:15 amCairns
29h 33m
2 stops
BOS11:48 pmBoston Logan Intl
$1,612
Qantas Airways
Oct 4
BOS6:30 amBoston Logan Intl
39h 25m
2 stops
CNS11:55 amCairns
Oct 11
CNS6:50 amCairns
28h 26m
2 stops
BOS9:16 pmBoston Logan Intl
$1,879
Qantas Airways
Aug 29
BOS7:00 amBoston Logan Intl
43h 40m
2 stops
CNS4:40 pmCairns
Sep 5
CNS6:50 amCairns
38h 46m
2 stops
BOS7:36 amBoston Logan Intl
$2,008

Qatar Airways flights from Boston to Cairns

Our best Qatar Airways deals on Boston to Cairns flight tickets
Qatar Airways
Sep 7
BOS10:00 pmBoston Logan Intl
35h 20m
2 stops
CNS11:20 pmCairns
Sep 17
CNS10:30 amCairns
42h 45m
2 stops
BOS3:15 pmBoston Logan Intl
$2,058
Qatar Airways
Oct 5
BOS10:00 pmBoston Logan Intl
44h 30m
2 stops
CNS8:30 amCairns
Oct 12
CNS9:10 amCairns
43h 50m
3 stops
BOS3:00 pmBoston Logan Intl
$2,301

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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Cheapest round-trip

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 9/22

4:35 pm-3:00 pm

2 stops32h 25m

Cairns

Tue 9/29

3:45 pm-8:13 am

2 stops30h 28m

$1,402

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Fri 1/22

1:50 pm-2:00 pm

2 stops33h 10m

Cairns

Fri 1/29

6:00 am-1:05 am

2 stops34h 05m

$1,591
Quickest round-trip

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Fri 1/22

6:00 pm-2:00 pm

2 stops29h 00m

Cairns

Fri 1/29

6:00 am-11:54 pm

3 stops32h 54m

$1,591

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 9/22

6:50 pm-4:30 am

2 stops43h 40m

Cairns

Tue 9/29

7:10 pm-10:40 pm

3 stops41h 30m

$1,593

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Fri 1/22

6:00 am-2:55 pm

3 stops41h 55m

Cairns

Fri 1/29

6:00 am-11:54 pm

3 stops32h 54m

$1,600

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 11/8

7:00 am-10:30 am

2 stops36h 30m

Cairns

Wed 11/11

9:15 am-11:48 pm

2 stops29h 33m

$1,612

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Mon 9/7

10:40 am-4:30 am

2 stops27h 50m

Cairns

Thu 9/17

7:15 pm-10:40 pm

3 stops41h 25m

$1,624

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Mon 9/7

10:40 am-4:30 am

2 stops27h 50m

Cairns

Thu 9/17

7:15 pm-10:40 pm

3 stops41h 25m

$1,625

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Mon 9/7

10:40 am-4:30 am

2 stops27h 50m

Cairns

Thu 9/17

7:15 pm-10:40 pm

3 stops41h 25m

$1,674

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-7:44 pm

2 stops27h 44m

$1,680

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

$810

Fastest flight time

27h 50m

Direct flights

None
The best one-way flight to Cairns from Boston in the past 72 hours is $810. The best round-trip flight deal from Boston to Cairns found on momondo in the last 72 hours is $1,402.
The fastest flight from Boston to Cairns takes 27h 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. 27h 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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