Cheap flights from St John to Ontario
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How to find the cheapest flight from
St John (YSJ) to Ontario
How far in advance should I book a flight from St John to Ontario?
When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 61 days in advance, which can save you up to 57% on flights from St John to Ontario compared to booking the week you need them. Waiting 61 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at C$ 720. For sooner than that we have options available in the next 3 days from C$ 930.