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FlightLogic is an independent, advertising-supported information service that lets you compare airlines, airports, hotels, and travel products. We do not provide financial advice and we do not recommend specific products or providers. Links marked * are advertising links and may earn us commission at no extra cost to you — always read the terms of any product before booking or applying. Learn more about how we make money.

Verdict

Lisbon Humberto Delgado Airport (LIS) scores higher overall at 7.7/10 versus Islamabad International Airport (ISB) at 7.4/10.

Score comparison

Metric Lisbon Humberto Delgado Airport Islamabad International Airport
FlightLogic Score 7.7 7.4
On-Time Performance 7.5 7.2
Passenger Experience 7.6 7.3
Facilities & Comfort 8.0 7.7
Lounge Score 7.6 7.5
City Lisbon Islamabad
Country Portugal Pakistan
Terminals 2 terminals (T1 main, T2 low-cost) 1 integrated terminal (New Islamabad Airport)
Annual passengers 33M+ 8M+

Operational comparison

Transport links, lounge access, connection times, and UK261 eligibility — verify locally before travel.

Policy LIS — Lisbon ISB — Islamabad
Rail / public transport
To city centre
Lounge day pass
Min. connection time
Primary hub carriers

Detailed profiles

Lisbon, Portugal · LIS · #1 in this comparison

Lisbon Humberto Delgado Airport

2 terminals (T1 main, T2 low-cost) · 33M+ passengers/year

7.7 / 10

How good is Lisbon Humberto Delgado Airport?

Lisbon Humberto Delgado Airport (LIS) scores 7.7/10 (Very Good) on FlightLogic's airport index — combining on-time performance (7.5), passenger experience (7.6), and facilities (8.0). Lounge quality rates 7.6/10. See full airport guide →

In short

Lisbon LIS scores 7.7/10 — Portugal's main hub. Metro to city ~20 min. TAP Star Alliance gateway. See /guides/best-airlines-uk-portugal-greece-2026 and /guides/lisbon-airport-lounge-guide-2026.

FlightLogic Score 7.7 Very Good
On-time 7.5 Departure reliability
Experience 7.6 Staff, queues, cleanliness
Facilities 8.0 Food, shops, seating
Lounges 7.6 Lounge quality
Rating basis Editorial FlightLogic methodology

Score breakdown

Modelled on industry airport indices — on-time data, facilities ratings, and editorial experience signals combined into a single FlightLogic score.

On-Time Performance
7.5
Passenger Experience
7.6
Facilities & Comfort
8.0
Lounge score 7.6/10

Highlights

  • Primary UK gateway to Lisbon, Sintra, and central Portugal
  • TAP Portugal hub — Star Alliance connections to Brazil, Africa, and Atlantic islands
  • Metro red line to city centre ~20 min — among Europe's best airport-city links
  • TAP/Star Alliance lounges in T1; Priority Pass at ANA lounges

Overview

Portugal's primary hub — TAP Star Alliance gateway with dense easyJet, Ryanair, BA, and Jet2 UK schedules plus Atlantic island connections.

UK routes

BA, TAP, easyJet, Ryanair, and Jet2 serve LIS from London, Manchester, and regional UK. TAP offers competitive business class on LHR–LIS for Star Alliance collectors.

Compare Faro (/airports/faro) for Algarve beach holidays — Lisbon wins on city breaks and TAP connections.

Islamabad, Pakistan · ISB · #2 in this comparison

Islamabad International Airport

1 integrated terminal (New Islamabad Airport) · 8M+ passengers/year

7.4 / 10

How good is Islamabad International Airport?

Islamabad International Airport (ISB) scores 7.4/10 (Very Good) on FlightLogic's airport index — combining on-time performance (7.2), passenger experience (7.3), and facilities (7.7). Lounge quality rates 7.5/10. See full airport guide →

In short

Islamabad ISB scores 7.4/10 — Pakistan capital gateway. PIA from MAN/BHX; Gulf hub connections via QR/EK. See /guides/uk-pakistan-flights-guide-2026 and /guides/islamabad-airport-lounge-guide-2026.

FlightLogic Score 7.4 Very Good
On-time 7.2 Departure reliability
Experience 7.3 Staff, queues, cleanliness
Facilities 7.7 Food, shops, seating
Lounges 7.5 Lounge quality
Rating basis Editorial FlightLogic methodology

Score breakdown

Modelled on industry airport indices — on-time data, facilities ratings, and editorial experience signals combined into a single FlightLogic score.

On-Time Performance
7.2
Passenger Experience
7.3
Facilities & Comfort
7.7
Lounge score 7.5/10

Highlights

  • Primary UK–Pakistan gateway for Islamabad, Rawalpindi, and northern Punjab
  • PIA direct MAN–ISB and BHX–ISB; Gulf carriers via DXB/DOH most competitive on price
  • New integrated terminal (2018) — Marhaba and Priority Pass lounges
  • e-Visa or visa on arrival for UK passport holders — apply online before travel

Overview

Pakistan's capital gateway — PIA direct from Manchester and Birmingham plus one-stop via Dubai, Doha, and Istanbul for UK–Punjab and KPK VFR traffic.

UK VFR routing

Compare direct PIA vs one-stop Qatar/Emirates — Gulf carriers often cheaper in business with superior lounge product.

Allow 60+ min immigration at peak UK arrival banks (Jun–Aug, Dec–Jan).

FAQ

Which is better, Lisbon Humberto Delgado Airport or Islamabad International Airport?

Lisbon Humberto Delgado Airport (LIS) scores higher overall at 7.7/10 versus Islamabad International Airport (ISB) at 7.4/10.

Which has better lounges, LIS or ISB?

Lisbon Humberto Delgado Airport (LIS) scores higher for lounges at 7.6/10, versus Islamabad International Airport at 7.5/10.

Which airport is more on-time, LIS or ISB?

Lisbon Humberto Delgado Airport (LIS) has stronger on-time performance at 7.5/10 versus Islamabad International Airport (ISB) at 7.2/10.