Cheap flights from Islamabad to London from $361

The cheapest month to fly to London from Islamabad is in December. Flight prices, which tend to average around $817, are often lower during this time because this is during the off-season. The month of July is another great option to travel to London, with average flight prices from Islamabad averaging around $838.

The cheapest day to depart from Islamabad to London is on a Sunday. Travelers who choose to depart for London on a Sunday will often find tickets for as low as $780. If your travel schedule is flexible, try to avoid departing on a Thursday because tickets tend to average around $1,220. These prices are subject to change though, so be sure to set up a Price Alert for flights to London.

Flying to London from Islamabad in the morning is the least expensive time of day to depart. momondo users have found prices as low as $988 when looking at flights departing in the morning. Flights to London are more costly in the evening, with an average ticket price of $1,009. Departure times in the evening fall within the peak daily travel times, which is why tickets can be more expensive.

Fly from Islamabad Intl to London Gatwick for the best Islamabad Intl - London flight prices

You are more likely to see cheaper flights to London from Islamabad when booking weeks ahead of your departure date. In general, you can expect to find flights to London for around $909 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to London from Islamabad for as low as $695 on momondo.

There are 3 cabin classes available to choose from on Islamabad Intl to London flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

You could potentially save up to 41% on your flight if you consider stops on a Islamabad to London flight.

As of March 2026, prices for Islamabad to London flights are approximately 10% cheaper when compared to flights at the same time last year.

Etihad Airways and Emirates are the most popular carriers operating from Islamabad Intl to London

Qatar Airways, Etihad Airways and Turkish Airlines are the top three most popular airlines that fly to London from Islamabad according to our data. Qatar Airways is the first choice among our users, with 33% of people opting to fly with this airline when traveling to London. Keep in mind that there are 6 different airlines that fly to London on a routine basis, so you have a few additional options to choose from.

Historically, on average around 23% of flights between Islamabad and London have experienced a delay on any given week. The average delay length over the past 12 months has been 152 minutes.

Generally, flights departing in the morning tend to experience fewer delays. Flights in the early afternoon have, in the past, seen delays more frequently in comparison.

Tuesday is statistically the day of the week which experiences the fewest number of delays on this flight route. Sunday has historically seen more delays on average compared to the rest of the week.

According to our data, British Airways have had the least number of delays on this route over the last 12 months; with about 22% of their flights experiencing any sort of delay.

Doha (DOH) was the most common stop: 33% of momondo users choosing 1-stop flights on this route connected there.

Flights via Istanbul (IST) offer the lowest average round-trip price of $630.

Flights connecting via Istanbul (IST) have the shortest average one-way travel time: 11h 35m.

Istanbul (IST) has the shortest average layover time for this route: 1h 38m.