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Cheap flights from Boston to Cairns from $1,037

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.
Multiple Airlines Logo
19:45 - 11:55BOS  Boston Logan Intl-CNS Cairns
50h 10m2 stops Los Angeles Los Angeles Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 20:57CNS  Cairns-BOS Boston Logan Intl
28h 57m2 stops Brisbane Los Angeles Los Angeles
$2,133Multiple Airlines
Tue, 20 Oct - Sat, 31 Oct
American Airlines Logo
11:00 - 10:35BOS  Boston Logan Intl-CNS Cairns
33h 35m2 stops Los Angeles Los Angeles Brisbane
American Airlines Logo
15:45 - 08:17CNS  Cairns-BOS Boston Logan Intl
30h 32m2 stops Brisbane Los Angeles Los Angeles
$2,300American Airlines
Thu, 15 Oct - Thu, 22 Oct
Air Canada Logo
10:40 - 11:10BOS  Boston Logan Intl-CNS Cairns
34h 30m3 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl Brisbane
Air Canada Logo
06:00 - 21:28CNS  Cairns-BOS Boston Logan Intl
29h 28m3 stops Brisbane Vancouver Intl Montreal Pierre Elliott Trudeau Intl
$2,368Air Canada
Tue, 20 Oct - Sat, 31 Oct
Multiple Airlines Logo
07:22 - 14:55BOS  Boston Logan Intl-CNS Cairns
41h 33m2 stops Los Angeles Los Angeles Sydney Kingsford Smith
Multiple Airlines Logo
19:50 - 21:24CNS  Cairns-BOS Boston Logan Intl
39h 34m2 stops Melbourne San Francisco
$2,454Multiple Airlines
Wed, 7 Oct - Thu, 29 Oct
Multiple Airlines Logo
07:22 - 14:55BOS  Boston Logan Intl-CNS Cairns
41h 33m2 stops Los Angeles Los Angeles Sydney Kingsford Smith
Multiple Airlines Logo
19:50 - 23:59CNS  Cairns-BOS Boston Logan Intl
42h 09m3 stops Melbourne San Francisco Washington, D.C. Dulles Intl
$2,454Multiple Airlines
Wed, 7 Oct - Thu, 29 Oct
Multiple Airlines Logo
17:45 - 22:25BOS  Boston Logan Intl-CNS Cairns
38h 40m2 stops Los Angeles Los Angeles Sydney Kingsford Smith
Multiple Airlines Logo
12:05 - 17:29CNS  Cairns-BOS Boston Logan Intl
43h 24m3 stops Brisbane Sydney Kingsford Smith Los Angeles Los Angeles
$2,532Multiple Airlines
Tue, 20 Oct - Sat, 31 Oct
Multiple Airlines Logo
10:50 - 13:40BOS  Boston Logan Intl-CNS Cairns
36h 50m3 stops Toronto Pearson Intl Vancouver Intl Sydney Kingsford Smith
Multiple Airlines Logo
18:10 - 22:40CNS  Cairns-BOS Boston Logan Intl
42h 30m3 stops Sydney Kingsford Smith Vancouver Intl Toronto Pearson Intl
$2,594Multiple Airlines
Thu, 15 Oct - Thu, 22 Oct
United Airlines Logo
08:25 - 14:55BOS  Boston Logan Intl-CNS Cairns
39h 30m2 stops Los Angeles Los Angeles Sydney Kingsford Smith
United Airlines Logo
06:00 - 16:49CNS  Cairns-BOS Boston Logan Intl
25h 49m2 stops Brisbane San Francisco
$2,800United Airlines
Sun, 8 Nov - Wed, 11 Nov
United Airlines Logo
05:30 - 14:55BOS  Boston Logan Intl-CNS Cairns
42h 25m3 stops Washington, D.C. Dulles Intl Los Angeles Los Angeles Sydney Kingsford Smith
United Airlines Logo
06:00 - 19:19CNS  Cairns-BOS Boston Logan Intl
28h 19m2 stops Brisbane San Francisco
$2,800United Airlines
Sun, 8 Nov - Wed, 11 Nov
United Airlines Logo
05:30 - 14:55BOS  Boston Logan Intl-CNS Cairns
42h 25m3 stops Washington, D.C. Dulles Intl Los Angeles Los Angeles Sydney Kingsford Smith
United Airlines Logo
06:00 - 23:59CNS  Cairns-BOS Boston Logan Intl
32h 59m3 stops Brisbane San Francisco Washington, D.C. Dulles Intl
$2,800United Airlines
Sun, 8 Nov - Wed, 11 Nov

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Air Canada flights from Boston to Cairns

Our best Air Canada deals on Boston to Cairns flight tickets
Air Canada
20 Oct
BOS10:40Boston Logan Intl
34h 30m
3 stops
CNS11:10Cairns
31 Oct
CNS06:00Cairns
29h 28m
3 stops
BOS21:28Boston Logan Intl
$2,368
Air Canada
7 Sept
BOS10:50Boston Logan Intl
39h 05m
3 stops
CNS15:55Cairns
17 Sept
CNS19:15Cairns
41h 25m
3 stops
BOS22:40Boston Logan Intl
$3,327
Air Canada
7 Sept
BOS10:50Boston Logan Intl
39h 05m
3 stops
CNS15:55Cairns
17 Sept
CNS19:15Cairns
41h 25m
3 stops
BOS22:40Boston Logan Intl
$3,378

United Airlines flights from Boston to Cairns

Our best United Airlines deals on Boston to Cairns flight tickets
United Airlines
8 Nov
BOS05:30Boston Logan Intl
42h 25m
3 stops
CNS14:55Cairns
11 Nov
CNS06:00Cairns
32h 59m
3 stops
BOS23:59Boston Logan Intl
$2,800
United Airlines
8 Nov
BOS13:32Boston Logan Intl
34h 23m
3 stops
CNS14:55Cairns
11 Nov
CNS06:00Cairns
25h 49m
2 stops
BOS16:49Boston Logan Intl
$9,054

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

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Price

Cheapest return flight

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 20/10

19:45-11:55

2 stops50h 10m

Cairns

Sat 31/10

06:00-20:57

2 stops28h 57m

$2,133

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Thu 15/10

11:00-10:35

2 stops33h 35m

Cairns

Thu 22/10

15:45-08:17

2 stops30h 32m

$2,300
Fastest return journey

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 20/10

10:40-11:10

3 stops34h 30m

Cairns

Sat 31/10

06:00-21:28

3 stops29h 28m

$2,368

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Wed 7/10

07:22-14:55

2 stops41h 33m

Cairns

Thu 29/10

19:50-21:24

2 stops39h 34m

$2,454

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Wed 7/10

07:22-14:55

2 stops41h 33m

Cairns

Thu 29/10

19:50-23:59

3 stops42h 09m

$2,454

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Tue 20/10

17:45-22:25

2 stops38h 40m

Cairns

Sat 31/10

12:05-17:29

3 stops43h 24m

$2,532

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Thu 15/10

10:50-13:40

3 stops36h 50m

Cairns

Thu 22/10

18:10-22:40

3 stops42h 30m

$2,594

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 8/11

08:25-14:55

2 stops39h 30m

Cairns

Wed 11/11

06:00-16:49

2 stops25h 49m

$2,800

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 8/11

05:30-14:55

3 stops42h 25m

Cairns

Wed 11/11

06:00-19:19

2 stops28h 19m

$2,800

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 8/11

05:30-14:55

3 stops42h 25m

Cairns

Wed 11/11

06:00-23:59

3 stops32h 59m

$2,800

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?

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 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

$1,037

Fastest flight time

41h 33m

Direct flights

None
The best one-way flight to Cairns from Boston in the past 72 hours is $1,037. The best return flight deal from Boston to Cairns found on momondo in the last 72 hours is $2,133.
The fastest flight from Boston to Cairns takes 41h 33m
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 41h 33m, 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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