BOS - CNS

$1,655 Find Cheap Flights from Boston to Cairns

This is the cheapest one-way flight price found by a KAYAK user in the last 72 hours by searching for a flight from Boston to Cairns departing on 3/8. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.
1 adult
1 adult, Economy, 0 bags

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

 
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Boston to Cairns, as well as popular online travel agencies
These are the airlines KAYAK users have selected most often from within our search results in flight searches from Boston to Cairns, as well as popular online travel agencies
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Everything you should know

Cheapest return fare
$2,178
Qatar Airways
Mon 7/9Thu 17/9
BOS - CNS • 2 stops
Cheapest one-way flight
$1,655
United Airlines
Mon 3/8
BOS - CNS • 2 stops
Direct flights
Not available
There are currently no direct flights between Boston and Cairns. You’ll need at least 2 connections.
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We hope you love your trip to Cairns!
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Booking Insights
Flight 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.

Recent return flight deals from Boston to Cairns

Mon, 7 Sep - Thu, 17 Sep
Qatar Airways Logo
22:00 - 23:20
BOS
-
CNS
35h 20m
2 stops
Qatar Airways Logo
16:55 - 15:15
CNS
-
BOS
36h 20m
2 stops
$2,178Qatar Airways
Mon, 7 Sep - Thu, 17 Sep
Qatar Airways Logo
22:00 - 23:20
BOS
-
CNS
35h 20m
2 stops
Qatar Airways Logo
16:55 - 15:15
CNS
-
BOS
36h 20m
2 stops
$2,180Qatar Airways
Mon, 7 Sep - Thu, 17 Sep
Qatar Airways Logo
22:00 - 23:20
BOS
-
CNS
35h 20m
2 stops
Qatar Airways Logo
16:55 - 15:15
CNS
-
BOS
36h 20m
2 stops
$2,181Qatar Airways
Thu, 3 Sep - Wed, 16 Sep
Qatar Airways Logo
22:00 - 11:10
BOS
-
CNS
47h 10m
2 stops
Qatar Airways Logo
09:20 - 15:15
CNS
-
BOS
43h 55m
2 stops
$2,188Qatar Airways
Mon, 7 Sep - Thu, 17 Sep
Air Canada Logo
12:30 - 15:55
BOS
-
CNS
37h 25m
3 stops
Air Canada Logo
19:15 - 09:55
CNS
-
BOS
52h 40m
3 stops
$2,486Air Canada
Thu, 3 Sep - Wed, 16 Sep
Multiple Airlines Logo
06:00 - 15:55
BOS
-
CNS
43h 55m
3 stops
Multiple Airlines Logo
19:10 - 22:40
CNS
-
BOS
41h 30m
3 stops
$2,537Multiple Airlines
Mon, 7 Sep - Thu, 17 Sep
Multiple Airlines Logo
10:50 - 15:55
BOS
-
CNS
39h 05m
3 stops
Multiple Airlines Logo
19:10 - 09:55
CNS
-
BOS
52h 45m
3 stops
$2,588Multiple Airlines
Wed, 10 Jun - Wed, 24 Jun
American Airlines Logo
15:00 - 10:35
BOS
-
CNS
29h 35m
2 stops
American Airlines Logo
15:45 - 07:05
CNS
-
BOS
29h 20m
2 stops
$2,614American Airlines
Sun, 10 May - Sun, 17 May
Multiple Airlines Logo
16:25 - 09:20
BOS
-
CNS
50h 55m
2 stops
Multiple Airlines Logo
11:00 - 14:40
CNS
-
BOS
41h 40m
2 stops
$2,723Multiple Airlines
Sat, 22 Aug - Sun, 30 Aug
Qantas Airways Logo
14:25 - 11:50
BOS
-
CNS
31h 25m
2 stops
Qantas Airways Logo
06:50 - 19:42
CNS
-
BOS
26h 52m
2 stops
$2,770Qantas Airways
Booking Insights

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?

The cheapest round-trip price for the route for each airline clicked by KAYAK users in the last 72 hours.

In the past 3 days, the cheapest return tickets from Boston to Cairns were found on Qatar Airways ($2,178) and Air Canada ($2,486).

Find deals

Good to know

Cheapest flight$1,655
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.

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 $1,655 for a one-way ticket and $2,178 for a return.

  • Which aircraft models fly most regularly from Boston to Cairns?

    We unfortunately don’t have that data for this specific 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

Boston (BOS)
Cairns (CNS)