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Cheap flights from Portsmouth to Islamabad from £838

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 23/3. Fares are subject to change and may not be available on all flights or dates of travel.
LHR — ISB
10 Mar — 17 Mar1
1 adult
1 adult, Economy, 0 bags

Cheap flight deals from Portsmouth to Islamabad

Enter your travel dates to find the best prices.

Cheapest flights from Portsmouth to Islamabad
Explore the most affordable flight options available from Portsmouth to Islamabad. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 8 February 2026.

Mon 23/317:40
SOU
-
ISB
2 stops33h 25m
Multiple Airlines
Mon 30/322:05
ISB
-
SOU
2 stops22h 45m
Multiple Airlines
Deal found 5/2£838
Sat 9/510:15
SOU
-
ISB
2 stops17h 25m
Multiple Airlines
Fri 29/503:35
ISB
-
SOU
2 stops19h 55m
Multiple Airlines
Deal found 7/2£842
Tue 31/320:00
SOU
-
ISB
2 stops25h 50m
Qatar Airways
Mon 27/403:30
ISB
-
SOU
2 stops20h 00m
Qatar Airways
Deal found 6/2£852
Tue 31/320:00
SOU
-
ISB
2 stops25h 50m
Qatar Airways
Mon 27/409:25
ISB
-
SOU
2 stops38h 05m
Qatar Airways
Deal found 6/2£854
Fri 3/420:00
SOU
-
ISB
2 stops25h 50m
Qatar Airways
Mon 27/403:30
ISB
-
SOU
2 stops20h 00m
Qatar Airways
Deal found 6/2£855
Fri 3/420:00
SOU
-
ISB
2 stops25h 50m
Qatar Airways
Mon 27/409:25
ISB
-
SOU
2 stops38h 05m
Qatar Airways
Deal found 6/2£857
Wed 1/420:00
SOU
-
ISB
2 stops49h 50m
Qatar Airways
Mon 27/403:30
ISB
-
SOU
2 stops20h 00m
Qatar Airways
Deal found 6/2£875
Wed 1/420:00
SOU
-
ISB
2 stops49h 50m
Qatar Airways
Mon 27/409:25
ISB
-
SOU
2 stops38h 05m
Qatar Airways
Deal found 6/2£877
Thu 5/320:10
SOU
-
ISB
2 stops30h 15m
Qatar Airways
Thu 26/308:55
ISB
-
SOU
2 stops35h 40m
Qatar Airways
Deal found 5/2£909
Sun 8/320:10
SOU
-
ISB
2 stops30h 15m
Qatar Airways
Wed 11/303:10
ISB
-
SOU
2 stops21h 30m
Qatar Airways
Deal found 6/2£919
Mon 23/320:10
SOU
-
ISB
2 stops48h 30m
Multiple Airlines
Mon 27/403:30
ISB
-
SOU
2 stops20h 00m
Multiple Airlines
Deal found 7/2£927

Find flight deals from Portsmouth to Islamabad

Keep the following information in mind while searching for Portsmouth to Islamabad flight deals. Data was last updated 8 February 2026.

Round-trip from

£838

Popular in

July

Cheapest in

September

Average price

£579
23/3-30/3
  • 23/3-30/3
  • 4 total stops
  • 56h 10m total
  • Portsmouth to Islamabad
Search Deals
Highest demand for flights based on searches. 8% potential increase in price (£40 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£12 potential savings vs. average return price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customise your flight search to find flights from Portsmouth to Islamabad that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 858,174 searches. Data last updated 8 February 2026.
Use the filters below to find and compare flights from Portsmouth to Islamabad that are best for you.

Fly from

Portsmouth

Fly to

Islamabad

Route

Depart

Return

Price

SouthamptonIslamabad

SOU - ISB

SOUISB

Southampton Eastleigh

Sat 9/5

10:15-07:40

2 stops17h 25m

Islamabad Intl

Fri 29/5

03:35-19:30

2 stops19h 55m

£842

SouthamptonIslamabad

SOU - ISB

SOUISB

Southampton Eastleigh

Tue 31/3

20:00-01:50

2 stops25h 50m

Islamabad Intl

Mon 27/4

09:25-19:30

2 stops38h 05m

£854

SouthamptonIslamabad

SOU - ISB

SOUISB

Southampton Eastleigh

Fri 3/4

20:00-01:50

2 stops25h 50m

Islamabad Intl

Mon 27/4

03:30-19:30

2 stops20h 00m

£855

SouthamptonIslamabad

SOU - ISB

SOUISB

Southampton Eastleigh

Sat 4/4

09:10-07:40

2 stops18h 30m

Islamabad Intl

Mon 27/4

03:30-19:30

2 stops20h 00m

£855

SouthamptonIslamabad

SOU - ISB

SOUISB

Southampton Eastleigh

Sun 8/3

20:10-07:25

2 stops30h 15m

Islamabad Intl

Wed 11/3

03:10-19:40

2 stops21h 30m

£919

SouthamptonIslamabad

SOU - ISB

SOUISB

Southampton Eastleigh

Mon 23/3

20:10-01:40

2 stops48h 30m

Islamabad Intl

Mon 27/4

03:30-19:30

2 stops20h 00m

£927

SouthamptonIslamabad

SOU - ISB

SOUISB

Southampton Eastleigh

Tue 31/3

20:00-01:50

2 stops25h 50m

Islamabad Intl

Wed 29/4

03:30-19:30

2 stops44h 00m

£935

SouthamptonIslamabad

SOU - ISB

SOUISB

Southampton Eastleigh

Sat 4/4

09:10-07:40

2 stops18h 30m

Islamabad Intl

Wed 29/4

09:25-19:30

2 stops38h 05m

£938

SouthamptonIslamabad

SOU - ISB

SOUISB

Southampton Eastleigh

Sat 4/4

09:10-07:40

2 stops18h 30m

Islamabad Intl

Wed 29/4

03:30-19:30

2 stops44h 00m

£938

SouthamptonIslamabad

SOU - ISB

SOUISB

Southampton Eastleigh

Thu 2/4

20:00-01:50

2 stops25h 50m

Islamabad Intl

Mon 27/4

03:30-19:30

2 stops20h 00m

£944

Flights are sorted by cheapest return flights first.

Deals found on 7/2

Showing 1-10 of 11 results
1
2

Best time to book a flight from Portsmouth to Islamabad

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

What is the cheapest month to book a flight from Portsmouth to Islamabad?

Currently, January is the cheapest month in which you can book a flight from Portsmouth to Islamabad (average of £327). Flying from Portsmouth to Islamabad in July is currently the most expensive (average of £460). 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 P0R to ISB?

Find hourly flight availability from Portsmouth to Islamabad. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated 8 February 2026.

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

Related info for your journey

Find useful and relevant information for your journey from Portsmouth to Islamabad. 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 into for flights to Islamabad from Portsmouth?

    Islamabad Intl (ISB), located 19.7 mi from the city center, is the airport you fly into when you book flights from Portsmouth to Islamabad. 14 airlines have flights to Islamabad Intl from Portsmouth on a regular basis. Booking flights from Portsmouth to Islamabad Intl should not be difficult; the airport handles an average of 0 inbound flights from Portsmouth per day.

  • How long is the flight from Portsmouth to Islamabad?

    A quick flight from Portsmouth to Islamabad can take about 25h 50m. Qatar Airways provides one of the quickest options available for as low as £854. The distance between Portsmouth and Islamabad is about 3804 mi.

  • What are the cheapest flights from Portsmouth to Islamabad?

    Looking for the cheapest flight from Portsmouth to Islamabad? While on average our users pay £631, our data indicates the cheapest price to be £461. The most popular route (Southampton Eastleigh - Islamabad Intl), is priced around £960.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Portsmouth to Islamabad 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 Portsmouth to Islamabad?

    Currently, January is the cheapest month in which you can book a flight from Portsmouth to Islamabad (average of £327). Flying from Portsmouth to Islamabad in July is currently the most expensive (average of £460). 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 Islamabad?

Book flights to Islamabad if you plan to visit one of these locations
Rawalpindi
Murree

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Alternative routes for Portsmouth to Islamabad

See prices for flight routes from nearby airports that may be better suited for you.
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Top 10 airlines flying from Portsmouth to Islamabad

Discover the top 10 airlines that operate flights from Portsmouth to Islamabad. 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 858,174 searches. Data last updated 8 February 2026.
AirlineCheapestAverageFlexibilityOn-time
Azerbaijan AirlinesCheapest£223Average£594FlexibilityNo cancel feeOn-time87%
Search Azerbaijan Airlines flights
SAUDIACheapest£367Average£510FlexibilityNo cancel feeOn-time86%
Search SAUDIA flights
Turkish AirlinesCheapest£370Average£550FlexibilityNo cancel feeOn-time77%
Search Turkish Airlines flights
Oman AirCheapest£389Average£749FlexibilityNo cancel feeOn-time76%
Search Oman Air flights
Gulf AirCheapest£417Average£526FlexibilityNo cancel feeOn-time67%
Search Gulf Air flights
Kuwait AirwaysCheapest£425Average£553FlexibilityNo cancel feeOn-time64%
Search Kuwait Airways flights
British AirwaysCheapest£436Average£648FlexibilityNo cancel feeOn-time70%
Search British Airways flights
Etihad AirwaysCheapest£447Average£542FlexibilityNo cancel feeOn-time75%
Search Etihad Airways flights
Uzbekistan AirwaysCheapest£448Average£826FlexibilityNo cancel feeOn-time81%
Search Uzbekistan Airways flights
China SouthernCheapest£475Average£717FlexibilityNo cancel feeOn-time69%
Search China Southern flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

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

900+ travel sites are searched through when a user searches for a flight using Cheapflights. From the search interface, users can use filters to choose airlines, airports, flight times, cabin classes and more to their preference. Book your flight to Islamabad from Portsmouth today with Cheapflights!

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to Islamabad from Portsmouth.

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

Yes! Cheapflights helps users easily find flights from Portsmouth to Islamabad with no change fees.

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

Yes, and it’s super simple to set up. Click the bell icon next to the flight deals above and provide a valid email address to enable Price Alerts. That’s it!

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