Cheap flights from Ontario to Cairns from C$ 2,554
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 28/6. Fares are subject to change and may not be available on all flights or dates of travel.
Find flight deals from Ontario to Cairns
Cheapest flights from Ontario to CairnsExplore the most affordable flight options available from Ontario to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 June 2025.
Explore the most affordable flight options available from Ontario to Cairns. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 16 June 2025.
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Cairns that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 629,999 searches. Data last updated 16 June 2025.
Use the filters below to find and compare flights from Ontario to Cairns that are best for you.
Fly from
Fly to
Route
Depart
Return
Price
TorontoCairns
YYZ - CNS
YYZCNS
Toronto Pearson Intl
Sat 28/6
7:15 a.m.-4:30 p.m.
3 stops43h 15m
Cairns
Sun 13/7
6:40 p.m.-6:14 a.m.
3 stops49h 34m
TorontoCairns
YYZ - CNS
YYZCNS
Toronto Pearson Intl
Wed 10/12
10:45 p.m.-11:35 a.m.
2 stops45h 50m
Cairns
Mon 12/1
5:45 p.m.-12:15 p.m.
2 stops33h 30m
TorontoCairns
YYZ - CNS
YYZCNS
Toronto Pearson Intl
Sat 28/6
6:30 a.m.-7:45 p.m.
2 stops47h 15m
Cairns
Sun 13/7
6:00 a.m.-8:10 p.m.
2 stops28h 10m
TorontoCairns
YYZ - CNS
YYZCNS
Toronto Pearson Intl
Mon 7/7
1:50 a.m.-4:40 p.m.
2 stops48h 50m
Cairns
Mon 28/7
5:20 p.m.-5:45 a.m.
2 stops50h 25m
TorontoCairns
YYZ - CNS
YYZCNS
Toronto Pearson Intl
Tue 8/7
6:45 p.m.-1:10 p.m.
3 stops52h 25m
Cairns
Mon 28/7
7:15 p.m.-6:00 a.m.
2 stops48h 45m
Best time to book a flight from Ontario to Cairns
Have a flexible travel schedule? Discover the best time to fly to Cairns from Ontario with our price prediction graph.
Cheapflights Insights
Everything you need to know about your flight from Ontario to Cairns
Rainfall in Cairns by month
Plan your trip to Cairns by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Cairns ranges from 20.0 - 430.0 mm per month. March is typically the wettest month, when rainfall can reach 430.0 mm. July is typically the driest time to visit Cairns when rainfall is around 20.0 mm.
Temperature in Cairns by month
Plan your trip to Cairns by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Cairns, use this chart to help with planning. For those seeking warmer temperatures, January is the ideal time of year to visit, when temperatures reach an average of 27.0 C. Travellers hoping to avoid the cold should look outside of June, when temperatures are typically at their lowest (around 21.0 C).
Reviews of airlines servicing Cairns
Get insights into the airlines that provide service to Cairns. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Cairns. Reviews last updated 16 June 2025.
Overall
Entertainment
Food
Crew
Boarding
Comfort
Reviews
Anonymous,Mar 2025
BOS - HKG
Overall
Entertainment
Food
Crew
Boarding
Comfort
Reviews
Anonymous,Mar 2025
BOS - HKG
Overall
Entertainment
Food
Crew
Boarding
Comfort
Reviews
Anonymous,Mar 2025
BOS - HKG
Overall
Entertainment
Food
Crew
Boarding
Comfort
Reviews
Anonymous,Mar 2025
BOS - HKG
Overall
Entertainment
Food
Crew
Boarding
Comfort
Reviews
Anonymous,Mar 2025
BOS - HKG
Related info for your journey
Find useful and relevant information for your journey from Ontario to Cairns. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for Ontario to Cairns
See prices for flight routes from nearby airports that may be better suited for you.
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How does Cheapflights help users find flights from Ontario to Cairns?
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Why should you use Cheapflights to find cheap flight tickets from Ontario to Cairns?
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Can Cheapflights find flights from Ontario to Cairns with no change fees?
Certainly. Search results for flights to Cairns from Ontario shown to you on Cheapflights can be narrowed down with different useful search filters, which includes flexible booking options.
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