Round-trip from | $238 |
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When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 16 days in advance, which can save you up to 75% on flights from New Haven to Ontario compared to booking the week you need them. Waiting 16 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 $412. For sooner than that we have options available in the next 3 days from $576.
Due to multiple factors, expect to potentially pay more when booking in December. For low rates, September can be a great choice for travel to Ontario. Flights to Ontario from New Haven in September are about $366 on average during September, but can be found for as low as $132.
When flying from New Haven to Ontario, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
No data available for this route at this time. Please check back soon.
LAX Temperature | 57.2 - 73.4 °F |
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If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).