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Cheap flights from Surabaya to Ontario

SUB — ONT
22 Mar — 29 Mar1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Surabaya to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Surabaya (SUB) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 20 February 2026.

Round-trip from

Rp 79,006,088

Popular in

May

Cheapest in

September

Average price

Rp 15,246,788
United Airlines
  • United Airlines
  • 5/4-12/4
  • 4 total stops
  • 73h 44m total
  • Surabaya to Ontario
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Highest demand for flights based on searches. 4% potential increase in price (Rp 13,410,827,264 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (Rp 2,922,945,792 potential savings vs. average return price).
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Average for round-trip flights in February 2026
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Best time to book a flight from Surabaya to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Surabaya with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

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Alternative routes for Surabaya to Ontario

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