Find cheap flights from Boston to Cairns

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!

Round-trip
Economy
Boston (BOS)
Cairns
Sun 12/5
Sun 12/12
Any month
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Include hotels

Good to know

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?

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

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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

Book cheap flights from Boston to Cairns

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multi-stop
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9649 mi
BOS - CNS
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9649 mi
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9649 mi
BOS - CNS
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