BOS - CNS

$2,080 Find Cheap Flights from Boston to Cairns

This is the cheapest return flight price found by a KAYAK user in the last 72 hours by searching for a flight from Boston to Cairns departing on 30/1. 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
$2,080
Qantas Airways
Fri 30/1Fri 6/2
BOS - CNS • 2 stops
Cheapest one-way flight
$2,397
Qantas Airways
Wed 13/5
BOS - CNS • 2 stops
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KAYAK searches hundreds of sites at once to find you the best travel deals.
We hope you love your trip to Cairns!
Flight Deals
Useful Info
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

Fri, 30 Jan - Fri, 6 Feb
Qantas Airways Logo
16:19 - 10:45
BOS
-
CNS
51h 26m2 stops
Qantas Airways Logo
11:35 - 17:56
CNS
-
BOS
45h 21m2 stops
$2,080Qantas Airways
Sun, 25 Jan - Sat, 7 Feb
Multiple Airlines Logo
10:15 - 09:55
BOS
-
CNS
32h 40m2 stops
Multiple Airlines Logo
11:25 - 05:00
CNS
-
BOS
32h 35m2 stops
$2,222Multiple Airlines
Sat, 14 Feb - Sat, 21 Feb
Qantas Airways Logo
16:04 - 11:00
BOS
-
CNS
27h 56m2 stops
Qantas Airways Logo
15:35 - 22:41
CNS
-
BOS
46h 06m2 stops
$2,234Qantas Airways
Sun, 25 Jan - Sat, 7 Feb
Multiple Airlines Logo
19:00 - 23:05
BOS
-
CNS
37h 05m3 stops
Multiple Airlines Logo
07:45 - 23:30
CNS
-
BOS
30h 45m2 stops
$2,243Multiple Airlines
Wed, 11 Feb - Sun, 15 Feb
Qantas Airways Logo
16:30 - 11:00
BOS
-
CNS
27h 30m2 stops
Qantas Airways Logo
15:35 - 06:14
CNS
-
BOS
29h 39m2 stops
$2,285Qantas Airways
Sun, 25 Jan - Sat, 7 Feb
Multiple Airlines Logo
10:15 - 09:55
BOS
-
CNS
32h 40m2 stops
Multiple Airlines Logo
11:25 - 22:00
CNS
-
BOS
25h 35m1 stop
$2,286Multiple Airlines
Sat, 28 Feb - Wed, 4 Mar
Qantas Airways Logo
10:10 - 16:15
BOS
-
CNS
39h 05m2 stops
Qantas Airways Logo
09:20 - 06:14
CNS
-
BOS
35h 54m2 stops
$2,313Qantas Airways
Sat, 9 May - Tue, 12 May
Qatar Airways Logo
22:00 - 23:20
BOS
-
CNS
35h 20m2 stops
Qatar Airways Logo
09:20 - 15:05
CNS
-
BOS
43h 45m2 stops
$2,334Qatar Airways
Fri, 30 Jan - Fri, 6 Feb
Multiple Airlines Logo
20:40 - 08:30
BOS
-
CNS
44h 50m3 stops
Multiple Airlines Logo
11:35 - 22:00
CNS
-
BOS
49h 25m2 stops
$2,390Multiple Airlines
Sun, 25 Jan - Sat, 7 Feb
Multiple Airlines Logo
10:45 - 14:55
BOS
-
CNS
37h 10m3 stops
Multiple Airlines Logo
18:05 - 22:37
CNS
-
BOS
43h 32m3 stops
$2,538Multiple Airlines
Useful Info

Good to know

Cheapest flight$2,080
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 $2,397 for a one-way ticket and $2,080 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)