BOS - CNS

$822 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 7/20. 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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41,299,237 searches in the past 7 days on KAYAK

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Everything you should know

Cheapest round-trip
$1,254
American Airlines
Mon 6/8Mon 6/15
BOS - CNS • 2 stops
Cheapest one-way
$822
Multiple Airlines
Mon 7/20
BOS - CNS • 2 stops
Nonstop 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 round-trip 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 round-trip flight deals from Boston to Cairns

Mon, Jun 8 - Mon, Jun 15
American Airlines Logo
4:29 pm - 3:00 pm
BOS
-
CNS
32h 31m
2 stops
American Airlines Logo
3:45 pm - 6:35 am
CNS
-
BOS
28h 50m
2 stops
$1,254American Airlines
Mon, Jul 20 - Sun, Aug 2
Multiple Airlines Logo
6:27 pm - 1:00 pm
BOS
-
CNS
28h 33m
2 stops
Multiple Airlines Logo
7:10 pm - 5:21 pm
CNS
-
BOS
36h 11m
2 stops
$1,342Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Multiple Airlines Logo
4:29 pm - 11:15 am
BOS
-
CNS
28h 46m
2 stops
Multiple Airlines Logo
11:20 am - 3:39 pm
CNS
-
BOS
42h 19m
3 stops
$1,568Multiple Airlines
Mon, Sep 7 - Thu, Sep 17
Qatar Airways Logo
10:00 pm - 9:50 am
BOS
-
CNS
45h 50m
2 stops
Qatar Airways Logo
7:15 pm - 3:15 pm
CNS
-
BOS
58h 00m
2 stops
$1,666Qatar Airways
Wed, Jul 1 - Sat, Jul 11
American Airlines Logo
3:00 pm - 12:55 pm
BOS
-
CNS
31h 55m
2 stops
American Airlines Logo
3:45 pm - 8:35 am
CNS
-
BOS
30h 50m
2 stops
$1,786American Airlines
Tue, Sep 1 - Sun, Sep 6
Multiple Airlines Logo
3:00 pm - 10:25 pm
BOS
-
CNS
41h 25m
2 stops
Multiple Airlines Logo
6:50 am - 7:42 pm
CNS
-
BOS
26h 52m
2 stops
$1,988Multiple Airlines
Sat, Sep 19 - Wed, Sep 23
United Airlines Logo
11:35 am - 8:20 pm
BOS
-
CNS
42h 45m
2 stops
United Airlines Logo
6:00 am - 11:54 pm
CNS
-
BOS
31h 54m
3 stops
$2,006United Airlines
Mon, Sep 7 - Thu, Sep 17
Qantas Airways Logo
11:53 am - 1:40 pm
BOS
-
CNS
35h 47m
3 stops
Qantas Airways Logo
6:50 am - 4:31 pm
CNS
-
BOS
47h 41m
2 stops
$2,084Qantas Airways
Mon, Sep 7 - Thu, Sep 17
Multiple Airlines Logo
11:53 am - 6:25 pm
BOS
-
CNS
40h 32m
3 stops
Multiple Airlines Logo
10:15 am - 7:17 am
CNS
-
BOS
35h 02m
2 stops
$2,095Multiple Airlines
Mon, Jun 8 - Mon, Jun 15
Multiple Airlines Logo
12:30 pm - 1:40 pm
BOS
-
CNS
35h 10m
3 stops
Multiple Airlines Logo
7:10 pm - 10:39 pm
CNS
-
BOS
41h 29m
3 stops
$2,197Multiple Airlines
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 round-trip tickets from Boston to Cairns were found on American Airlines ($1,254) and Qatar Airways ($1,666).

Find deals

Good to know

Cheapest flight$822
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 round-trip price
KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips 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 $822 for a one-way ticket and $1,254 for a round-trip.

  • Do I need a passport to fly between Boston and Cairns?

    Yes, you'll most likely have to show a valid passport before boarding the plane in Boston and on arrival in Cairns.

  • Which airports will I be using when flying from Boston to Cairns?

    Boston airport is called Boston Logan Intl and the only airport in Cairns is Cairns.

  • 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 round-trip ticket. You could then fly to Cairns with an airline and back to Boston with another airline. Booking your flights between Boston and CNS can sometimes prove cheaper using this method.

  • 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)