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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

Singapore Changi Airport (SIN) scores higher overall at 9.6/10 versus Islamabad International Airport (ISB) at 7.4/10.

Score comparison

Metric Singapore Changi Airport Islamabad International Airport
FlightLogic Score 9.6 7.4
On-Time Performance 9.1 7.2
Passenger Experience 9.8 7.3
Facilities & Comfort 9.9 7.7
Lounge Score 9.4 7.5
City Singapore Islamabad
Country Singapore Pakistan
Terminals 4 terminals + Jewel 1 integrated terminal (New Islamabad Airport)
Annual passengers 67M+ 8M+

Operational comparison

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

Policy SIN — Singapore ISB — Islamabad
Rail / public transport MRT East-West Line (Changi Airport); free terminal shuttle
To city centre ~30 min to downtown via MRT
Lounge day pass SGD 50–70 pay-per-use; Priority Pass at Plaza Premium/SATS
Min. connection time 45–60 min international–international (same terminal)
Primary hub carriers Singapore Airlines, Scoot, Star Alliance carriers

Detailed profiles

Singapore, Singapore · SIN · #1 in this comparison

Singapore Changi Airport

4 terminals + Jewel · 67M+ passengers/year

9.6 / 10

How good is Singapore Changi Airport?

Singapore Changi Airport (SIN) scores 9.6/10 (Exceptional) on FlightLogic's airport index — combining on-time performance (9.1), passenger experience (9.8), and facilities (9.9). Lounge quality rates 9.4/10. See full airport guide →

In short

Singapore Changi (SIN) is FlightLogic's top-rated airport at 9.6/10, famous for Jewel's Rain Vortex, free transit city tours, and world-class lounges. Singapore Airlines hub with four terminals. On-time score 9.1/10; lounge score 9.4/10. Ideal for long layovers — most transit passengers do not need a visa for airside connections.

FlightLogic Score 9.6 Exceptional
On-time 9.1 Departure reliability
Experience 9.8 Staff, queues, cleanliness
Facilities 9.9 Food, shops, seating
Lounges 9.4 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
9.1
Passenger Experience
9.8
Facilities & Comfort
9.9
Lounge score 9.4/10

Highlights

  • Jewel Changi: 40-metre Rain Vortex indoor waterfall, Canopy Park, and 280+ retail and dining outlets — accessible landside and via Terminal 1 link
  • Free Singapore city tours (2.5-hour guided tours) for transit passengers with 5.5+ hour layovers — no visa required for most nationalities
  • Four terminals plus Jewel; Terminal 3 hosts Singapore Airlines SilverKris and Star Alliance lounges; Terminal 1 has Qantas and oneworld lounges
  • Changi scores 9.6/10 on FlightLogic — highest of all rated airports — with 9.9/10 facilities and 9.8/10 passenger experience

Overview

Repeatedly ranked the world's best airport with Jewel, free city tours, and exceptional transit experience.

Jewel and terminal layout

Jewel Changi opened in 2019 as a standalone lifestyle complex linked to Terminal 1, featuring the 40-metre HSBC Rain Vortex — the world's tallest indoor waterfall — plus Canopy Park, hedge maze, and 280+ shops and restaurants. It is accessible to both departing passengers and visitors without a boarding pass.

Terminal 1 serves Star Alliance carriers including Singapore Airlines long-haul. Terminal 2 handles low-cost and regional carriers. Terminal 3 is SIA's primary long-haul terminal with the best SilverKris lounges. Terminal 4 is a compact automated terminal for regional LCCs.

Lounges at Changi

Singapore Airlines SilverKris Business and First lounges in T2 and T3 are among the world's best, with buffet dining, a la carte options, and shower suites. Star Alliance Gold and business class passengers access these on SIA and partner flights.

Priority Pass holders can access Plaza Premium and SATS lounges across terminals. The Qantas First Lounge in T1 is excellent for oneworld First passengers. Pay-per-use lounge access typically costs SGD 50–70.

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, Singapore Changi Airport or Islamabad International Airport?

Singapore Changi Airport (SIN) scores higher overall at 9.6/10 versus Islamabad International Airport (ISB) at 7.4/10.

Which has better lounges, SIN or ISB?

Singapore Changi Airport (SIN) scores higher for lounges at 9.4/10, versus Islamabad International Airport at 7.5/10.

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

Singapore Changi Airport (SIN) has stronger on-time performance at 9.1/10 versus Islamabad International Airport (ISB) at 7.2/10.