What is the cheapest flight from Boston to Cairns?

In the last 3 days, the lowest price for a flight from Boston to Cairns was $1,297 for a return ticket. Visit our flight page for the latest deals!>/a>

Which aircraft models fly most regularly from Boston to Cairns?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Boston to Cairns?

oneworld, and Star Alliance are the airline alliances operating flights between Boston and Cairns, with oneworld being the most commonly used for this route.

How does KAYAK find such low prices on flights from Boston to Cairns?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boston to Cairns. Visit our flight page for the latest deals!>/a>

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boston to Cairns?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cairns from Boston is likely to change within 7 days, so travelers know whether to wait or book now. Visit our flight page for the latest deals!>/a>

What is the Hacker Fare option on flights from Boston to Cairns?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Cairns with an airline and back to Boston with another airline. Visit our flight page for the latest deals!>/a>

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boston to Cairns?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Cairns from Boston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best. Visit our flight page for the latest deals!>/a>

$1,973 CHEAP FLIGHTS from Boston to Cairns (BOS - CNS)

BOS - CNS

KAYAK searches hundreds of travel sites at once for deals on flights to Cairns

...and more

Travellers love KAYAK

41,299,237 searches in the past 7 days on KAYAK

Save 21% or moreCompare multiple travel sites with one search.

Track pricesNot ready to book? Create a price alert for when prices drop.

Free to useThere are no hidden charges or fees.

Filter your dealsChoose cabin class, free Wi-Fi and more.

Flights Deals

Cheap Flights from Boston to Cairns (BOS-CNS)

Here are some of the best deals found on KAYAK recently from the most popular airlines for return flights from Boston to Cairns that are departing in the next months. While these flights were available on KAYAK in the last 72 hours, prices and availability are subject to change and deals may expire.

Discover the best prices for you by selecting your travel dates on KAYAK.

Round-trip

One-way

Last minute

Recent return flight deals from Boston to Cairns

Thu, 4 Dec - Mon, 15 Dec

16:28 - 14:00BOS-CNS

30h 32m2 stops

09:15 - 17:00CNS-BOS

46h 45m2 stops

$1,973

Find Deal

Sat, 16 Aug - Sat, 23 Aug

16:35 - 11:40BOS-CNS

29h 05m2 stops

12:40 - 23:16CNS-BOS

24h 36m2 stops

$2,241Fiji Airways

Find Deal

Tue, 29 Jul - Mon, 11 Aug

18:13 - 16:30BOS-CNS

32h 17m2 stops

17:35 - 22:34CNS-BOS

42h 59m2 stops

$2,815Qantas Airways

Find Deal

Thu, 4 Dec - Mon, 15 Dec

16:45 - 14:55BOS-CNS

55h 10m3 stops

06:00 - 17:06CNS-BOS

26h 06m2 stops

$2,895United Airlines

Find Deal

Fri, 15 Aug - Fri, 22 Aug

18:25 - 15:55BOS-CNS

31h 30m2 stops

06:00 - 23:56CNS-BOS

31h 56m2 stops

$3,040United Airlines

Find Deal

Tue, 29 Jul - Sat, 9 Aug

18:13 - 12:55BOS-CNS

28h 42m2 stops

18:40 - 06:52CNS-BOS

50h 12m2 stops

$3,315Qantas Airways

Find Deal

Tue, 29 Jul - Wed, 6 Aug

22:00 - 23:35BOS-CNS

35h 35m2 stops

16:55 - 15:05CNS-BOS

60h 10m2 stops

$3,331Qatar Airways

Find Deal

Sat, 16 Aug - Sat, 23 Aug

06:00 - 15:55BOS-CNS

43h 55m3 stops

16:35 - 11:28CNS-BOS

56h 53m3 stops

$3,407Air Canada

Find Deal

Mon, 28 Jul - Wed, 6 Aug

22:00 - 23:35BOS-CNS

35h 35m2 stops

09:20 - 15:05CNS-BOS

43h 45m2 stops

$3,442Qatar Airways

Find Deal

Thu, 4 Dec - Mon, 15 Dec

06:15 - 14:55BOS-CNS

41h 40m3 stops

17:35 - 22:37CNS-BOS

44h 02m3 stops

$3,537Air Canada

Find Deal

Useful Info

KAYAK's insights & trends for Boston to Cairns flights

Get data-powered insights and trends into flights from Boston to Cairns to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Boston to Cairns?

In the past 3 days, the cheapest return tickets from Boston to Cairns were found on Fiji Airways ($2,241) and Qantas Airways ($2,815).

Find deals

Low season	June
High season	November
Cheapest flight	$1,973

Best time to beat the crowds (19% less expensive on average)

Most popular time to fly and prices are also 9% lower on average.

Flight from Boston to Cairns

When to book flights from Boston to Cairns

Are your dates flexible? Find out the best times to travel from Boston to Cairns based on our flight data from the last year. Discover the cheapest month and even day to fly.

Estimated return price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or returns with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What is the cheapest flight from Boston to Cairns?
In the last 3 days, the lowest price for a flight from Boston to Cairns was $1,297 for a return ticket.
Which aircraft models fly most regularly from Boston to Cairns?
We unfortunately don’t have that data for this specific route.
Which airline alliances offer flights from Boston to Cairns?
oneworld, and Star Alliance are the airline alliances operating flights between Boston and Cairns, with oneworld being the most commonly used for this route.
How does KAYAK find such low prices on flights from Boston to Cairns?
KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boston to Cairns.
How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boston to Cairns?
KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cairns from Boston is likely to change within 7 days, so travelers know whether to wait or book now.
What is the Hacker Fare option on flights from Boston to Cairns?
Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Cairns with an airline and back to Boston with another airline.
What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boston to Cairns?
Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Cairns from Boston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Boston to Cairns

Airports

Cabin class

Complete your trip

Direct flights

Flights to other cities

Origins

Other airports

Return flight deals

Information on your arrival and departure airports

Boston (BOS)

Cairns (CNS)

Not what you’re looking for? Find thousands of other hotels, flights, car hires and package deals with KAYAK.

BOS - CNS

$1,973 Find Cheap Flights from Boston to Cairns

KAYAK searches hundreds of travel sites at once for deals on flights to Cairns

Cheap Flights from Boston to Cairns (BOS-CNS)

Recent return flight deals from Boston to Cairns

Recent one-way flight deals from Boston to Cairns

Recent last minute flight deals from Boston to Cairns

KAYAK's insights & trends for Boston to Cairns flights

Get data-powered insights and trends into flights from Boston to Cairns to help you find the cheapest flights, the best time to fly and much more.

Which airlines provide the cheapest flights from Boston to Cairns?

In the past 3 days, the cheapest return tickets from Boston to Cairns were found on Fiji Airways ($2,241) and Qantas Airways ($2,815).

Good to know

When to book flights from Boston to Cairns

FAQs for booking flights from Boston to Cairns

What is the cheapest flight from Boston to Cairns?

In the last 3 days, the lowest price for a flight from Boston to Cairns was $1,297 for a return ticket.

Which aircraft models fly most regularly from Boston to Cairns?

We unfortunately don’t have that data for this specific route.

Which airline alliances offer flights from Boston to Cairns?

oneworld, and Star Alliance are the airline alliances operating flights between Boston and Cairns, with oneworld being the most commonly used for this route.

How does KAYAK find such low prices on flights from Boston to Cairns?

KAYAK is a travel search engine. That means we look across the web to find the best prices we can find for our users. With over 2 billion flight queries processed yearly, we are able to display a variety of prices and options on flights from Boston to Cairns.

How does KAYAK's flight Price Forecast tool help me choose the right time to buy my flight ticket from Boston to Cairns?

KAYAK’s flight Price Forecast tool uses historical data to determine whether the price for a flight to Cairns from Boston is likely to change within 7 days, so travelers know whether to wait or book now.

What is the Hacker Fare option on flights from Boston to Cairns?

Hacker Fares allow you to combine one-way tickets in order to save you money over a traditional return ticket. You could then fly to Cairns with an airline and back to Boston with another airline.

What is KAYAK's "flexible dates" feature and why should I care when looking for a flight from Boston to Cairns?

Sometimes travel dates aren't set in stone. If your preferred travel dates have some wiggle room, flexible dates will show you all the options when flying to Cairns from Boston up to 3 days before/after your preferred dates. You can then pick the flights that suit you best.

Everything you need to know for your flight from Boston to Cairns

Information on your arrival and departure airports

Cabin class types available on flights from Boston to Cairns

Complete your trip to Cairns with a hotel stay or car hire

Find direct flights to and from Boston and Cairns

Flights to other popular destinations

Flights from domestic origins to Cairns

Choose which airport to fly into in CairnsCairns

Find deals for your return flight