Round-trip from | £573 |
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Currently, December is the cheapest month in which you can book a flight from Grimsby to Portland (average of £724). Flying from Grimsby to Portland in July is currently the most expensive (average of £1,039). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.
In terms of precipitation, rainfall in Portland ranges from 18.0 - 142.0 inches per month. November is typically the wettest month, when rainfall can reach 142.0 mm. July is typically the driest time to visit Portland when rainfall is around 18.0 mm.
If weather is an important factor for your trip to Portland, 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).
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Cheapflights taps into our reliable network of hundreds of airlines and travel agencies to find the best deals for flights from Grimsby to Portland for you. Better yet — we are completely free to use.
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