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Cheap flights from Islamabad to London Heathrow Airport

ISB — LHR
18 May — 25 May1
1 adult
1 adult, Economy, 0 bags

Find flight deals from Islamabad to Heathrow

Discover tips and strategies to find the most affordable flight options for your journey from Islamabad (ISB) to Heathrow (LHR). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 April 2026.

Popular in

November

Cheapest in

October

Average price

₹ 99,574
Highest demand for flights based on searches. 0% potential increase in price (₹ 17,764 potential increase over avg. return price).
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Cheapest flight prices on average. 1% potential price decrease (₹ 144,763 potential savings vs. average return price).
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Average for round-trip flights in April 2026
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Best time to book a flight from Islamabad to Heathrow

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

Cheapflights Insights

Everything you need to know about your flight from Islamabad to London Heathrow Airport

How far ahead should I book a flight from Islamabad to London Heathrow Airport?

Use this chart to determine the optimal time to book a return flight from Islamabad to Heathrow. Price data was last updated on 10 April 2026.

The price you pay for your flight from Islamabad to London Heathrow Airport may vary depending on when you book. For the best chance of a lower fare, look to book 88 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from Islamabad to London Heathrow Airport?

Currently, October is the cheapest month in which you can book a flight from Islamabad to London Heathrow Airport (average of ₹ 74,263). Flying from Islamabad to London Heathrow Airport in November is currently the most expensive (average of ₹ 100,965). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from ISB to LHR?

Find hourly flight availability from Islamabad to Heathrow. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 18 April 2026.

When flying from Islamabad to London Heathrow Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Reviews of airlines servicing Heathrow

Get insights into the airlines that provide service to Heathrow. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Heathrow. Reviews last updated 18 April 2026.
See what other customers who have flown with SAUDIA from Islamabad to London Heathrow Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
SAUDIA
7.3
Good
680 reviews
Check prices

Comfort

7.5

Entertainment

7.1

Boarding

7.5

Overall

7.3

Crew

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Rehman,Mar 2026

LHE - RUH

Amazing, My wife loved the airline and staff. She commented food served didn’t taste good. Thats all
SAUDIA
7.3
Good
680 reviews
SAUDIA
7.3
Good
680 reviews
Check prices

Comfort

7.5

Entertainment

7.1

Boarding

7.5

Overall

7.3

Crew

7.8

Food

7.1

Reviews

1 / 20
10.0
Excellent

Rehman,Mar 2026

LHE - RUH

Amazing, My wife loved the airline and staff. She commented food served didn’t taste good. Thats all

Related info for your journey

Find useful and relevant information for your journey from Islamabad to Heathrow. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from Islamabad to London Heathrow?

    If you book a flight to London Heathrow from Islamabad, you will be flying from Islamabad Intl, which is the city’s only airport. Islamabad Intl (ISB) is located 31.8 km from the centre of Islamabad. There are 0 flights from Islamabad Intl to London Heathrow per day from 1 airline.

  • What is the cheapest airline to fly from Islamabad to London Heathrow Airport round-trip?

    Currently priced at ₹ 68,636, SAUDIA will fly you from Islamabad to London Heathrow Airport and back. In addition to SAUDIA, many other airlines offer competitively priced options for your trip. You may be able to fly from Islamabad to London Heathrow Airport for 18% less than the average price by searching for this airline.

  • Can I find deals for flights from Islamabad to Heathrow that include hotel bookings?

    Yes. In addition to deals on Islamabad to Heathrow flights, Cheapflights offers holiday packages that include both flights and hotel.

  • How can I find direct flights from Islamabad to Heathrow?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Islamabad to Heathrow.

  • Can I find deals for business class flights from Islamabad to Heathrow?

    Yes. Cheapflights offers flight deals from Islamabad to Heathrow by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Islamabad to London Heathrow Airport?

    Currently, October is the cheapest month in which you can book a flight from Islamabad to London Heathrow Airport (average of ₹ 74,263). Flying from Islamabad to London Heathrow Airport in November is currently the most expensive (average of ₹ 100,965). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Travelling to a place near London Heathrow Airport?

Book flights to London Heathrow Airport if you plan to visit one of these locations
Hayes
Redhill
Hatfield
Sutton
Milton Keynes
Ilford
Crawley
Gatwick
Hounslow
Kingston upon Thames
Wembley

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Islamabad to Heathrow

Discover the top airline that operate flights from Islamabad to Heathrow. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 454,620 searches. Data last updated 18 April 2026.
AirlineCheapestAverageFlexibilityOn-time
SAUDIACheapest₹ 68,636Average₹ 170,045FlexibilityNo cancel feeOn-time86%
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Fly with Cheapflights

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How does Cheapflights help users find flights from Islamabad to Heathrow?

When you search for this flight from Islamabad to Heathrow, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Why should you use Cheapflights to find cheap flight tickets from Islamabad to Heathrow?

Millions of users choose and trust Cheapflights to book the best flight deals from Islamabad to Heathrow for free. We help you search and compare prices from hundreds of airlines for the right flight just for you.

Can Cheapflights find flights from Islamabad to Heathrow with no change fees?

Need flexible booking options for your flight to Heathrow from Islamabad? Don’t worry, Cheapflights have you covered. Use our search filter to only show flights with no change fees.

Can Cheapflights notify me if prices for flights from Islamabad to Heathrow become cheaper?

Not ready to book yet? You can track prices for flights from Islamabad to Heathrow on Cheapflights with our Price Alert feature and get notified when better prices are available.

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