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Pakistan International Airlines flights from London to Islamabad (LON - ISB)

LON — ISB
20 Jun — 27 Jun1
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 London to Islamabad in 2026

Find detailed information about Pakistan International Airlines flights from London to Islamabad. Explore the options provided by Pakistan International Airlines to plan your journey from London to Islamabad. Data last updated 21 May 2026.

One-way from

£397

Return from

£618

Popular in

July

Cheapest in

September

Average price (all airlines)

£614
Pakistan International Airlines
  • Pakistan International Airlines
  • 12/6
  • Nonstop
  • 7h 40m total
  • London to Islamabad
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Pakistan International Airlines
  • Pakistan International Airlines
  • 5/10-11/10
  • Nonstop
  • 16h 15m total
  • London to Islamabad
Search Deals
Highest demand for flights from London to Islamabad Intl; 9% potential price increase.
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Best time to find cheap flights from London to Islamabad Intl; 2% potential price drop.
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Average price for all London to Islamabad Intl flights (one-way and round-trip).
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  • Can I get a flight from London to Islamabad on Pakistan International Airlines for under £671?

    There are 8 flights available on Pakistan International Airlines from London to Islamabad for under £671. These prices can change based on many factors including date and time. To find LON-ISB flight prices for your dates, click here.

Find Pakistan International Airlines flight deals from London to Islamabad

Enter your travel dates to find the best prices.

Cheapest Pakistan International Airlines flights from London to Islamabad
Explore the most affordable Pakistan International Airlines flight options available from London to Islamabad. Find the lowest fares with prices last updated on 21 May 2026.

Mon 1/619:05
LHR
-
ISB
Nonstop7h 40m
Pakistan International Airlines
Wed 24/611:40
ISB
-
LHR
Nonstop8h 15m
Pakistan International Airlines
Deal found 20/5£670
Wed 3/619:05
LHR
-
ISB
Nonstop7h 40m
Pakistan International Airlines
Wed 15/711:40
ISB
-
LHR
Nonstop8h 15m
Pakistan International Airlines
Deal found 19/5£675
Fri 29/519:05
LHR
-
ISB
Nonstop7h 45m
Pakistan International Airlines
Sun 21/612:40
ISB
-
LHR
Nonstop8h 15m
Pakistan International Airlines
Deal found 20/5£680

Which month is the cheapest to fly Economy class from London to Islamabad?

For Economy class flights, the cheapest month to fly this route is February. The most expensive months are December and August.

Rainfall in Islamabad by month

Plan your trip to Islamabad by taking into account the average rainfall totals by month.

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.

Temperature in Islamabad by month

Plan your trip to Islamabad by taking into account the average temperature totals by month.

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).

When is the best time to book a flight to Islamabad with Pakistan International Airlines?

The best time to book a flight to Islamabad with Pakistan International Airlines is 53 days before departure. On average, fares are higher if you book 11 days before departure.

Best time to book a flight from London to Islamabad

Have a flexible travel schedule? Discover the best time to fly to Islamabad from London 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

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Fly from London 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 21 May 2026.
Qatar Airways flights from London to Islamabad Intl
Etihad Airways flights from London to Islamabad Intl
British Airways flights from London to Islamabad Intl

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 21 May 2026.
Pakistan International Airlines
6.6
Okay
51 reviews
Check prices
Overview

Boarding

7.0

Food

6.7

Comfort

6.6

Crew

7.3

Entertainment

6.0

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