Cheap flights from London Heathrow Airport to Sarnia
Best time to book a flight from Heathrow to Sarnia
Have a flexible travel schedule? Discover the best time to fly to Sarnia from Heathrow with our price prediction graph.
Travel insights for flights from Heathrow to Sarnia
Get recent, data-driven insights about flights from Heathrow to Sarnia including ideal travel times, pricing trends, and more.
Rainfall in Sarnia by month
Plan your trip to Sarnia by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Sarnia ranges from 51.0 - 105.0 inches per month. September is typically the wettest month, when rainfall can reach 105.0 mm. February is typically the driest time to visit Sarnia when rainfall is around 51.0 mm.
Temperature in Sarnia by month
Plan your trip to Sarnia by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Sarnia, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 21.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around -5.0 C).
Related info for your journey
Find useful and relevant information for your journey from Heathrow to Sarnia. 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 Heathrow to Sarnia
See prices for flight routes from nearby airports that may be better suited for you.
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Can Cheapflights find flights from Heathrow to Sarnia with no change fees?
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Can Cheapflights notify me if prices for flights from Heathrow to Sarnia become cheaper?
Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Sarnia from Heathrow today and book when prices fit your budget.