Cheap Flights from Boston to Cairns

Q: 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. Visit our flight page for the latest deals!

Q: 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!

Q: 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!

Q: 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. Visit our flight page for the latest deals!

Q: 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!

Low season	May
High season	January
Average price round-trip	$1,480
Good deal round-trip	$2,233

Best time to beat the crowds with an average 30% drop in price.

Most popular time to fly with an average 29% increase in price.

(avg. price over the last 2 weeks)

or less

When to book flights from Boston to Cairns

Estimated round-trip price

Average price per month

Top tips for finding a cheap flight

Looking for a cheap flight? 25% of our users found flights on this route for $2,233 or less round-trip.
High season is considered to be December, January and February. The cheapest month to fly is May.

FAQs for booking flights from Boston to Cairns

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

How does KAYAK find such low prices 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?

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

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

COVID-19 information

Safety measures for airlines flying from Boston to Cairns

Airlines flying from Boston to Cairns have enacted additional safety measures and adjusted policies to better accommodate travelers. Policies vary by airline.

Heightened sanitation

Daily cleaning, installation of cabin HEPA filters on flights from Boston to Cairns

Mandatory masks

Masks required on board, masks provided on flights from Boston to Cairns

Social distancing seating

Middle seats unavailable to book on flights from Boston to Cairns

Pre-flight testing

Testing for antibodies, testing for symptoms for flights from Boston to Cairns

Flexible cancellations

Waiving of change fees. Search flexible flights from Boston to Cairns

Book cheap flights from Boston to Cairns

Round-trip flight deals

multi-stop

Multiple Airlines

9649 mi

BOS - CNS

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Multiple Airlines

9649 mi

CNS - BOS

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One-way flight deals

multi-stop

Multiple Airlines

9649 mi

BOS - CNS

Check prices

Show more results

Search by stops

1 stop 2+ stops

Boston - Cairns Flights

Departure:

Boston (BOS) United States

Destination:

Cairns (CNS) Australia

Cabin classes:

First

Business

Prem Econ

$2,233

Economy

Browse origins:

$2,268

Boston

Browse destinations:

$2,268

Cairns

Location

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BOS - CNS

Find cheap flights from Boston to Cairns

Search hundreds of travel sites at once for deals on flights to Cairns. Bundle your flight + hotel and save!

Good to know

Low season

High season

Average price round-trip

Good deal round-trip

When to book flights from Boston to Cairns

Top tips for finding a cheap flight

FAQs for booking flights from Boston to Cairns

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

How does KAYAK find such low prices 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?

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

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

Safety measures for airlines flying from Boston to Cairns

Book cheap flights from Boston to Cairns

Round-trip flight deals

Search by stops

One-way flight deals

Search by stops

Boston - Cairns Flights