Cheap Flights from Bangkok to Cairns
Round-trip economy fares between Bangkok (BKK) and Cairns (CNS) average A$647 across the year. Book for March and typical prices fall to A$569. The 5,998 km hop takes about 7.7 hours non-stop, and the nicest window to visit Cairns is June – September (dry season, best Reef visibility).
Today's tracked low
A$518 −9% vs. seasonal low
Not flying from Bangkok? See Cairns deals from your nearest hub.
When is the cheapest time to fly from Bangkok to Cairns?
Average round-trip economy fare by departure month. March is the statistical sweet spot at A$569.
| Month | Avg. round-trip | vs. yearly average |
|---|---|---|
| January | A$608 | −A$39 |
| February | A$582 | −A$65 |
| March Cheapest | A$569 | −A$78 |
| April | A$621 | −A$26 |
| May | A$673 | +A$26 |
| June | A$751 | +A$104 |
| July | A$789 | +A$142 |
| August | A$763 | +A$116 |
| September | A$712 | +A$65 |
| October | A$673 | +A$26 |
| November | A$595 | −A$52 |
| December | A$634 | −A$13 |
Travel Readiness & Connectivity — Australia
ETA / eVisitor authorisation required before boarding.
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30 days
10 GB data
A$33.00 · A$1.10/day
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Bangkok to Cairns flight FAQs
- What is the cheapest month to fly from Bangkok to Cairns?
- March is typically cheapest, with round-trips from A$569 — about A$78 under the yearly average of A$647.
- How long is the flight from Bangkok to Cairns?
- Non-stop services cover the 5,998 km route in roughly 7.7 hours.
- When is the best time to visit Cairns?
- June – September (dry season, best Reef visibility). Entry requirements: ETA / eVisitor authorisation required before boarding.