Pakistan International Airlines flights from London Heathrow Airport to Islamabad (LHR - ISB)

Booking with Pakistan International Airlines 40 days in advance of your planned departure date is, on average, the best time to get cheap flights from London Heathrow Airport to Islamabad. 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 Pakistan International Airlines flight from London Heathrow Airport to Islamabad in July, with an average price of £573. Conversely, traveling with Pakistan International Airlines from London Heathrow Airport to Islamabad in October will be the most expensive, with an average cost of £944. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

In terms of precipitation, rainfall in Islamabad ranges from 10.0 - 250.0 inches per month. July is typically the wettest month, when rainfall can reach 250.0 mm. November is typically the driest time to visit Islamabad when rainfall is around 10.0 mm.

If weather is an important factor for your trip to Islamabad, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 31.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 10.0 C).