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

LHR — ISB
5 Dec — 12 Dec1
1 adult
1 adult, Economy, 0 bags

Cheapflights users flying from London to Islamabad on Pakistan International Airlines typically fly into Islamabad Intl and depart from London Heathrow. Select your dates above for pricing.

Pakistan International Airlines flights from Heathrow to Islamabad in 2025

Find detailed information about Pakistan International Airlines flights from Heathrow to Islamabad. Explore the options provided by Pakistan International Airlines to plan your journey from Heathrow to Islamabad. Data last updated 5 November 2025.

Return from

£1,002

Popular in

July

Cheapest in

September

Average price (all airlines)

£558
Pakistan International Airlines
  • Pakistan International Airlines
  • 20/3-28/4
  • 3 total stops
  • 49h 30m total
  • London to Islamabad
Highest demand for flights from London Heathrow to Islamabad Intl; 10% potential price increase.
Best time to find cheap flights from London Heathrow to Islamabad Intl; 2% potential price drop.
Average price for all London Heathrow to Islamabad Intl flights (one-way and round-trip).

Find Pakistan International Airlines flight deals from Heathrow to Islamabad

Enter your travel dates to find the best prices.

Best Pakistan International Airlines flights from Heathrow to Islamabad
Discover carefully curated Pakistan International Airlines flight deals from Heathrow to Islamabad that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 5 November 2025.

Fri 20/322:35LHR - ISB
1 stop25h 10mPakistan International Airlines
Tue 28/419:00ISB - LHR
2 stops24h 20mPakistan International Airlines
Deal found 4/11£1,002
Sat 21/311:30LHR - ISB
1 stop12h 15mPakistan International Airlines
Wed 29/419:00ISB - LHR
2 stops24h 20mPakistan International Airlines
Deal found 4/11£1,115
Sat 21/311:30LHR - ISB
1 stop12h 15mPakistan International Airlines
Tue 28/419:00ISB - LHR
2 stops24h 20mPakistan International Airlines
Deal found 4/11£1,115

Travel insights for Pakistan International Airlines flights from Heathrow to Islamabad

Get recent, data-driven insights about Pakistan International Airlines flights from Heathrow to Islamabad including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from London Heathrow Airport to Islamabad with Pakistan International Airlines?

Use this chart to determine the optimal time to book a return flight from Heathrow to Islamabad. Price data was last updated on 31 October 2025.

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.

What is the cheapest month to book a flight from London Heathrow Airport to Islamabad with Pakistan International Airlines?

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 £598. Conversely, traveling with Pakistan International Airlines from London Heathrow Airport to Islamabad in October will be the most expensive, with an average cost of £1,092. Various factors influence flight prices, so comparing airlines, departure airports, and times can help reduce costs.

Best time to book a flight from Heathrow to Islamabad

Have a flexible travel schedule? Discover the best time to fly to Islamabad from Heathrow with our price prediction graph.
Estimated return price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Fly from Heathrow to Islamabad on another airline

Consider alternative airlines that service the Islamabad area. Flight routes are based on user searches made on Cheapflights and were last updated on 5 November 2025.

See what others are saying about Pakistan International Airlines

Read reviews and see what other travellers are saying about their experiences with Pakistan International Airlines. Get insights from real passengers regarding the airline's services, customer satisfaction, and overall travel experience. Use these reviews to inform your decision when choosing Pakistan International Airlines for your next flight. Reviews last updated 5 November 2025.
Pakistan International Airlines
6.4
Okay
48 reviews
Overview

Boarding

6.8

Comfort

6.5

Entertainment

5.7

Crew

6.9

Food

6.4

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.