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Cheap flights from Boston to Cairns from $1,438

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
15:10 - 13:40BOS  Boston Logan Intl-CNS Cairns
32h 30m2 stops Toronto Pearson Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 21:27CNS  Cairns-BOS Boston Logan Intl
29h 27m3 stops Brisbane Vancouver Intl Montreal Pierre Elliott Trudeau Intl
$1,878Multiple Airlines
Thu, 1 Apr - Wed, 7 Apr
Air Canada Logo
05:30 - 11:15BOS  Boston Logan Intl-CNS Cairns
39h 45m3 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl Brisbane
Air Canada Logo
06:00 - 21:27CNS  Cairns-BOS Boston Logan Intl
29h 27m3 stops Brisbane Vancouver Intl Montreal Pierre Elliott Trudeau Intl
$2,004Air Canada
Mon, 29 Mar - Wed, 7 Apr
Air Canada Logo
15:30 - 11:15BOS  Boston Logan Intl-CNS Cairns
29h 45m3 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl Brisbane
Air Canada Logo
06:00 - 21:27CNS  Cairns-BOS Boston Logan Intl
29h 27m3 stops Brisbane Vancouver Intl Montreal Pierre Elliott Trudeau Intl
$2,075Air Canada
Thu, 1 Apr - Wed, 7 Apr
Qatar Airways Logo
22:00 - 08:50BOS  Boston Logan Intl-CNS Cairns
44h 50m2 stops Doha Hamad Intl Melbourne
Qatar Airways Logo
13:40 - 15:15CNS  Cairns-BOS Boston Logan Intl
39h 35m2 stops Melbourne Doha Hamad Intl
$2,080Qatar Airways
Mon, 29 Mar - Wed, 7 Apr
Air Canada Logo
05:30 - 11:15BOS  Boston Logan Intl-CNS Cairns
39h 45m3 stops Montreal Pierre Elliott Trudeau Intl Vancouver Intl Brisbane
Air Canada Logo
06:00 - 21:27CNS  Cairns-BOS Boston Logan Intl
29h 27m3 stops Brisbane Vancouver Intl Montreal Pierre Elliott Trudeau Intl
$2,111Air Canada
Wed, 31 Mar - Wed, 7 Apr
Qatar Airways Logo
20:40 - 11:05BOS  Boston Logan Intl-CNS Cairns
47h 25m2 stops Doha Hamad Intl Melbourne
Qatar Airways Logo
13:40 - 15:15CNS  Cairns-BOS Boston Logan Intl
39h 35m2 stops Melbourne Doha Hamad Intl
$2,112Qatar Airways
Sun, 31 Jan - Mon, 31 May
Multiple Airlines Logo
11:05 - 13:40BOS  Boston Logan Intl-CNS Cairns
36h 35m2 stops Toronto Pearson Intl Sydney Kingsford Smith
Multiple Airlines Logo
16:35 - 22:39CNS  Cairns-BOS Boston Logan Intl
44h 04m2 stops Sydney Kingsford Smith Toronto Pearson Intl
$2,147Multiple Airlines
Thu, 1 Apr - Wed, 7 Apr
Qatar Airways Logo
22:00 - 13:00BOS  Boston Logan Intl-CNS Cairns
49h 00m2 stops Doha Hamad Intl Melbourne
Qatar Airways Logo
10:30 - 15:15CNS  Cairns-BOS Boston Logan Intl
42h 45m2 stops Melbourne Doha Hamad Intl
$2,199Qatar Airways
Sat, 17 Apr - Sat, 24 Apr
American Airlines Logo
15:25 - 14:55BOS  Boston Logan Intl-CNS Cairns
32h 30m2 stops Dallas/Fort Worth Brisbane
American Airlines Logo
06:00 - 21:57CNS  Cairns-BOS Boston Logan Intl
30h 57m2 stops Brisbane Los Angeles
$2,206American Airlines
Thu, 21 Jan - Sun, 7 Feb
Multiple Airlines Logo
19:40 - 14:55BOS  Boston Logan Intl-CNS Cairns
53h 15m2 stops Toronto Pearson Intl Sydney Kingsford Smith
Multiple Airlines Logo
06:00 - 21:27CNS  Cairns-BOS Boston Logan Intl
29h 27m3 stops Brisbane Vancouver Intl Montreal Pierre Elliott Trudeau Intl
$2,229Multiple Airlines
Mon, 29 Mar - Wed, 7 Apr

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United Airlines flights from Boston to Cairns

Our best United Airlines deals on Boston to Cairns flight tickets
United Airlines
21 Jan
BOS05:45Boston Logan Intl
42h 10m
3 stops
CNS14:55Cairns
7 Feb
CNS06:00Cairns
30h 53m
3 stops
BOS21:53Boston Logan Intl
$2,656
United Airlines
23 Jan
BOS15:35Boston Logan Intl
31h 25m
3 stops
CNS14:00Cairns
5 Feb
CNS06:00Cairns
28h 50m
3 stops
BOS19:50Boston Logan Intl
$2,857
United Airlines
8 Nov
BOS13:32Boston Logan Intl
34h 23m
3 stops
CNS14:55Cairns
11 Nov
CNS06:00Cairns
32h 59m
3 stops
BOS23:59Boston Logan Intl
$3,553

Qatar Airways flights from Boston to Cairns

Our best Qatar Airways deals on Boston to Cairns flight tickets
Qatar Airways
29 Mar
BOS22:00Boston Logan Intl
44h 50m
2 stops
CNS08:50Cairns
7 Apr
CNS13:40Cairns
39h 35m
2 stops
BOS15:15Boston Logan Intl
$2,080
Qatar Airways
31 Jan
BOS20:40Boston Logan Intl
47h 25m
2 stops
CNS11:05Cairns
31 May
CNS13:40Cairns
39h 35m
2 stops
BOS15:15Boston Logan Intl
$2,112
Qatar Airways
17 Apr
BOS22:00Boston Logan Intl
49h 00m
2 stops
CNS13:00Cairns
24 Apr
CNS10:30Cairns
42h 45m
2 stops
BOS15:15Boston Logan Intl
$2,199

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 return flight

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Thu 1/4

15:10-13:40

2 stops32h 30m

Cairns

Wed 7/4

06:00-21:27

3 stops29h 27m

$1,878

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Mon 29/3

05:30-11:15

3 stops39h 45m

Cairns

Wed 7/4

06:00-21:27

3 stops29h 27m

$2,004
Fastest return journey

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Thu 1/4

15:30-11:15

3 stops29h 45m

Cairns

Wed 7/4

06:00-21:27

3 stops29h 27m

$2,075

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Mon 29/3

22:00-08:50

2 stops44h 50m

Cairns

Wed 7/4

13:40-15:15

2 stops39h 35m

$2,080

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Wed 31/3

05:30-11:15

3 stops39h 45m

Cairns

Wed 7/4

06:00-21:27

3 stops29h 27m

$2,111

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sun 31/1

20:40-11:05

2 stops47h 25m

Cairns

Mon 31/5

13:40-15:15

2 stops39h 35m

$2,112

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Thu 1/4

11:05-13:40

2 stops36h 35m

Cairns

Wed 7/4

16:35-22:39

2 stops44h 04m

$2,147

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Sat 17/4

22:00-13:00

2 stops49h 00m

Cairns

Sat 24/4

10:30-15:15

2 stops42h 45m

$2,199

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Thu 21/1

15:25-14:55

2 stops32h 30m

Cairns

Sun 7/2

06:00-21:57

2 stops30h 57m

$2,206

BostonCairns

BOS Boston Logan Intl - CNS Cairns

BOSCNS

Boston Logan Intl

Mon 29/3

19:40-14:55

2 stops53h 15m

Cairns

Wed 7/4

06:00-21:27

3 stops29h 27m

$2,229

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 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 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

$1,438

Fastest flight time

31h 21m

Direct flights

None
The best one-way flight to Cairns from Boston in the past 72 hours is $1,438. The best return flight deal from Boston to Cairns found on momondo in the last 72 hours is $1,878.
The fastest flight from Boston to Cairns takes 31h 21m
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 31h 21m, 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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