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Cheap flights from Boston to Cairns from $1,081

1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Boston to Cairns

Cheap return flights

Enter your travel dates to find the best prices.
United Airlines Logo
07:45 - 14:55BOS  Boston Logan Intl-CNS Cairns
41h 10m2 stops San Francisco Sydney Kingsford Smith
United Airlines Logo
06:00 - 22:57CNS  Cairns-BOS Boston Logan Intl
30h 57m2 stops Brisbane San Francisco
$2,349United Airlines
Tue, 6 Oct - Tue, 13 Oct
Multiple Airlines Logo
07:45 - 14:55BOS  Boston Logan Intl-CNS Cairns
41h 10m2 stops San Francisco Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 23:59CNS  Cairns-BOS Boston Logan Intl
31h 59m3 stops Brisbane San Francisco Washington, D.C. Dulles Intl
$2,349Multiple Airlines
Tue, 6 Oct - Tue, 13 Oct
Multiple Airlines Logo
05:45 - 14:55BOS  Boston Logan Intl-CNS Cairns
43h 10m3 stops Washington, D.C. Dulles Intl Los Angeles Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 23:59CNS  Cairns-BOS Boston Logan Intl
31h 59m3 stops Brisbane San Francisco Washington, D.C. Dulles Intl
$2,731Multiple Airlines
Tue, 6 Oct - Tue, 13 Oct
Qantas Airways Logo
10:00 - 10:55BOS  Boston Logan Intl-CNS Cairns
33h 55m2 stops Dallas/Fort Worth Melbourne
Qantas Airways Logo
11:40 - 07:47CNS  Cairns-BOS Boston Logan Intl
35h 07m2 stops Melbourne Los Angeles
$2,929Qantas Airways
Sun, 8 Nov - Wed, 11 Nov
Emirates Logo
22:10 - 09:35BOS  Boston Logan Intl-CNS Cairns
44h 25m2 stops Dubai Intl Adelaide
Emirates Logo
15:40 - 13:55CNS  Cairns-BOS Boston Logan Intl
61h 15m2 stops Brisbane Dubai Intl
$2,940Emirates
Sun, 8 Nov - Wed, 11 Nov
Emirates Logo
22:10 - 09:35BOS  Boston Logan Intl-CNS Cairns
44h 25m2 stops Dubai Intl Adelaide
Emirates Logo
15:40 - 13:55CNS  Cairns-BOS Boston Logan Intl
61h 15m2 stops Brisbane Dubai Intl
$2,942Emirates
Sun, 8 Nov - Wed, 11 Nov
Qantas Airways Logo
09:00 - 11:50BOS  Boston Logan Intl-CNS Cairns
35h 50m2 stops Los Angeles Sydney Kingsford Smith
Qantas Airways Logo
11:40 - 07:47CNS  Cairns-BOS Boston Logan Intl
35h 07m2 stops Melbourne Los Angeles
$2,958Qantas Airways
Sun, 8 Nov - Wed, 11 Nov
Air Canada Logo
11:15 - 14:55BOS  Boston Logan Intl-CNS Cairns
36h 40m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
15:45 - 22:37CNS  Cairns-BOS Boston Logan Intl
45h 52m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$4,176Air Canada
Sun, 8 Nov - Wed, 11 Nov
Air Canada Logo
11:15 - 14:55BOS  Boston Logan Intl-CNS Cairns
36h 40m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
15:45 - 22:37CNS  Cairns-BOS Boston Logan Intl
45h 52m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$4,177Air Canada
Sun, 8 Nov - Wed, 11 Nov
Air Canada Logo
11:15 - 14:55BOS  Boston Logan Intl-CNS Cairns
36h 40m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Air Canada Logo
15:45 - 22:37CNS  Cairns-BOS Boston Logan Intl
45h 52m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$4,197Air Canada
Sun, 8 Nov - Wed, 11 Nov

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Qantas Airways flights from Boston to Cairns

Our best Qantas Airways deals on Boston to Cairns flight tickets
Qantas Airways
8 Nov
BOS10:00Boston Logan Intl
33h 55m
2 stops
CNS10:55Cairns
11 Nov
CNS11:40Cairns
35h 07m
2 stops
BOS07:47Boston Logan Intl
$2,929
Qantas Airways
8 Nov
BOS09:00Boston Logan Intl
35h 50m
2 stops
CNS11:50Cairns
11 Nov
CNS11:40Cairns
35h 07m
2 stops
BOS07:47Boston Logan Intl
$2,958

Emirates flights from Boston to Cairns

Our best Emirates deals on Boston to Cairns flight tickets
Emirates
8 Nov
BOS22:10Boston Logan Intl
44h 25m
2 stops
CNS09:35Cairns
11 Nov
CNS15:40Cairns
61h 15m
2 stops
BOS13:55Boston Logan Intl
$2,940
Emirates
8 Nov
BOS22:10Boston Logan Intl
44h 25m
2 stops
CNS09:35Cairns
11 Nov
CNS15:40Cairns
61h 15m
2 stops
BOS13:55Boston Logan Intl
$2,942

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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Route

Depart

Return

Price

Cheapest return flight

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 6/10

07:45-14:55

2 stops41h 10m

Cairns

Tue 13/10

06:00-22:57

2 stops30h 57m

$2,348

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 6/10

07:45-14:55

2 stops41h 10m

Cairns

Tue 13/10

06:00-23:59

3 stops31h 59m

$2,348

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 6/10

05:45-14:55

3 stops43h 10m

Cairns

Tue 13/10

06:00-23:59

3 stops31h 59m

$2,731
Fastest return journey

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 8/11

10:00-10:55

2 stops33h 55m

Cairns

Wed 11/11

11:40-07:47

2 stops35h 07m

$2,929

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 8/11

22:10-09:35

2 stops44h 25m

Cairns

Wed 11/11

15:40-13:55

2 stops61h 15m

$2,940

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 8/11

22:10-09:35

2 stops44h 25m

Cairns

Wed 11/11

15:40-13:55

2 stops61h 15m

$2,942

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 8/11

09:00-11:50

2 stops35h 50m

Cairns

Wed 11/11

11:40-07:47

2 stops35h 07m

$2,958

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 8/11

11:15-14:55

3 stops36h 40m

Cairns

Wed 11/11

15:45-22:37

3 stops45h 52m

$4,176

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 8/11

11:15-14:55

3 stops36h 40m

Cairns

Wed 11/11

15:45-22:37

3 stops45h 52m

$4,177

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 8/11

11:15-14:55

3 stops36h 40m

Cairns

Wed 11/11

15:45-22:37

3 stops45h 52m

$4,197

Flights are sorted by cheapest return 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?

Qantas Airways 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 return 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

$1,081

Fastest flight time

35h 50m

Direct flights

None
The best one-way flight to Cairns from Boston in the past 72 hours is $1,081. The best return flight deal from Boston to Cairns found on momondo in the last 72 hours is $2,348.
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?

    Boston Logan Intl and Cairns are 15516.0 km apart from one another. Flights usually cover this in 35h 50m, depending on flying conditions and air traffic around both airports.

  • 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 updated daily.

  • 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 offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and stopovers. It is recommended that you verify 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 travel and health documents you'll need for your trip to Cairns Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's licence and a passport that is valid for six months after your intended arrival at Cairns Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

Travelling to a place near Cairns?

Book flights to Cairns if you plan to visit one of these locations
Port Douglas
Palm Cove
Mission Beach
Trinity Beach

Why use momondo?

Why should I use momondo to find a flight deal from Boston to Cairns?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Boston to Cairns . Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Boston to Cairns with flexible booking policies on momondo?

All flight searches from Boston to Cairns on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Boston to Cairns?

momondo helps you find the best flight between Boston and Cairns by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Boston to Cairns right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Boston to Cairns flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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