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Cheap flights from Boston to Cairns from $744

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
11:00 am - 10:40 amBOS  Boston Logan Intl-CNS Cairns
32h 40m2 stops Los Angeles Los Angeles Brisbane
American Airlines Logo
6:00 am - 10:00 pmCNS  Cairns-BOS Boston Logan Intl
31h 00m2 stops Brisbane Los Angeles Los Angeles
$1,451American Airlines
Fri, Feb 5 - Sun, Feb 14
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
7:10 pm - 11:51 amCNS  Cairns-BOS Boston Logan Intl
54h 41m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$1,633Multiple 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
$1,671Multiple 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
Qantas Airways Logo
6:30 am - 9:30 pmBOS  Boston Logan Intl-CNS Cairns
49h 00m2 stops Los Angeles Los Angeles Sydney Kingsford Smith
Qantas Airways Logo
3:45 pm - 4:39 pmCNS  Cairns-BOS Boston Logan Intl
38h 54m2 stops Brisbane Los Angeles Los Angeles
$1,744Qantas Airways
Fri, Oct 2 - Fri, Oct 9
Multiple Airlines Logo
10:00 pm - 11:20 pmBOS  Boston Logan Intl-CNS Cairns
35h 20m2 stops Doha Hamad Intl Brisbane
Multiple Airlines Logo
10:10 am - 3:15 pmCNS  Cairns-BOS Boston Logan Intl
43h 05m2 stops Adelaide Doha Hamad Intl
$1,752Multiple Airlines
Mon, Sep 7 - Thu, Sep 17
Qantas Airways Logo
7:00 am - 4:40 pmBOS  Boston Logan Intl-CNS Cairns
43h 40m2 stops Los Angeles Los Angeles Melbourne
Qantas Airways Logo
12:35 pm - 11:44 pmCNS  Cairns-BOS Boston Logan Intl
49h 09m2 stops Melbourne Los Angeles Los Angeles
$1,809Qantas Airways
Sat, Aug 29 - Sat, Sep 5
Multiple Airlines Logo
10:00 pm - 9:50 amBOS  Boston Logan Intl-CNS Cairns
45h 50m2 stops Doha Hamad Intl Melbourne
Multiple Airlines Logo
7:30 am - 3:15 pmCNS  Cairns-BOS Boston Logan Intl
45h 45m2 stops Adelaide Doha Hamad Intl
$1,821Multiple Airlines
Mon, Sep 7 - Thu, Sep 17
Multiple Airlines Logo
10:00 pm - 9:50 amBOS  Boston Logan Intl-CNS Cairns
45h 50m2 stops Doha Hamad Intl Melbourne
Multiple Airlines Logo
7:30 am - 3:15 pmCNS  Cairns-BOS Boston Logan Intl
45h 45m2 stops Adelaide Doha Hamad Intl
$1,822Multiple Airlines
Mon, Sep 7 - Thu, Sep 17
Multiple Airlines Logo
3:16 pm - 10:30 amBOS  Boston Logan Intl-CNS Cairns
28h 14m2 stops Dallas/Fort Worth Brisbane
Multiple Airlines Logo
6:00 am - 10:36 pmCNS  Cairns-BOS Boston Logan Intl
31h 36m3 stops Brisbane Los Angeles Los Angeles Chicago O'Hare Intl
$1,833Multiple Airlines
Fri, Feb 5 - Sun, Feb 14

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Air Canada flights from Boston to Cairns

Our best Air Canada deals on Boston to Cairns flight tickets
Air Canada
Sep 7
BOS10:50 amBoston Logan Intl
39h 05m
3 stops
CNS3:55 pmCairns
Sep 17
CNS7:15 pmCairns
41h 25m
3 stops
BOS10:40 pmBoston Logan Intl
$2,438
Air Canada
Sep 7
BOS6:00 amBoston Logan Intl
43h 55m
3 stops
CNS3:55 pmCairns
Sep 17
CNS7:15 pmCairns
54h 36m
3 stops
BOS11:51 amBoston Logan Intl
$2,439

Qantas Airways flights from Boston to Cairns

Our best Qantas Airways deals on Boston to Cairns flight tickets
Qantas Airways
Oct 2
BOS6:30 amBoston Logan Intl
49h 00m
2 stops
CNS9:30 pmCairns
Oct 9
CNS3:45 pmCairns
38h 54m
2 stops
BOS4:39 pmBoston Logan Intl
$1,744
Qantas Airways
Aug 29
BOS7:00 amBoston Logan Intl
43h 40m
2 stops
CNS4:40 pmCairns
Sep 5
CNS12:35 pmCairns
49h 09m
2 stops
BOS11:44 pmBoston Logan Intl
$1,809
Qantas Airways
Aug 29
BOS7:00 amBoston Logan Intl
43h 40m
2 stops
CNS4:40 pmCairns
Sep 5
CNS6:50 amCairns
29h 16m
2 stops
BOS10:06 pmBoston Logan Intl
$1,968

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

Fri 2/5

11:00 am-10:40 am

2 stops32h 40m

Cairns

Sun 2/14

6:00 am-10:00 pm

2 stops31h 00m

$1,451

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

7:10 pm-11:51 am

3 stops54h 41m

$1,633

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

$1,671

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

Fri 10/2

6:30 am-9:30 pm

2 stops49h 00m

Cairns

Fri 10/9

3:45 pm-4:39 pm

2 stops38h 54m

$1,744

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Mon 9/7

10:00 pm-11:20 pm

2 stops35h 20m

Cairns

Thu 9/17

10:10 am-3:15 pm

2 stops43h 05m

$1,752

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sat 8/29

7:00 am-4:40 pm

2 stops43h 40m

Cairns

Sat 9/5

12:35 pm-11:44 pm

2 stops49h 09m

$1,809

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Mon 9/7

10:00 pm-9:50 am

2 stops45h 50m

Cairns

Thu 9/17

7:30 am-3:15 pm

2 stops45h 45m

$1,821

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Mon 9/7

10:00 pm-9:50 am

2 stops45h 50m

Cairns

Thu 9/17

7:30 am-3:15 pm

2 stops45h 45m

$1,822
Quickest round-trip

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Fri 2/5

3:16 pm-10:30 am

2 stops28h 14m

Cairns

Sun 2/14

6:00 am-10:36 pm

3 stops31h 36m

$1,833

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 and Qantas Airways 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

$744

Fastest flight time

27h 50m

Direct flights

None
The best one-way flight to Cairns from Boston in the past 72 hours is $744. The best round-trip flight deal from Boston to Cairns found on momondo in the last 72 hours is $1,451.
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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