Booking with Finnair 85 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Houston George Bush Intcntl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
Currently, the most affordable month to book a Finnair flight from London Heathrow Airport to Houston George Bush Intcntl Airport in November, with an average price of £424. Conversely, traveling with Finnair from London Heathrow Airport to Houston George Bush Intcntl Airport in August will be the most expensive, with an average cost of £632. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.
The most Finnair flights from LHR to IAH are scheduled on a Monday (2 on average). You will have fewer Finnair flight options on Friday, which is when the least amount of flights are scheduled (1 on average).
In terms of precipitation, rainfall in Houston George Bush Intcntl Airport ranges from 81.0 - 150.0 inches per month. June is typically the wettest month, when rainfall can reach 150.0 mm. February is typically the driest time to visit Houston George Bush Intcntl Airport when rainfall is around 81.0 mm.
If weather is an important factor for your trip to Houston George Bush Intcntl Airport, 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 29.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 12.0 C).
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