The best time to book a flight to Zurich with SWISS is 70 days before departure. On average, fares are higher if you book on the same day as departure.
For Economy class flights, the cheapest month to fly this route is November. The most expensive months are February and December.
The most SWISS flights from LON to ZRH are scheduled on a Saturday (11 on average). You will have fewer SWISS flight options on Tuesday, which is when the least amount of flights are scheduled (2 on average).
In terms of precipitation, rainfall in Zurich ranges from 63.0 - 128.0 inches per month. June is typically the wettest month, when rainfall can reach 128.0 mm. January is typically the driest time to visit Zurich when rainfall is around 63.0 mm.
If weather is an important factor for your trip to Zurich, 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 19.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 0.0 C).
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