FlightLogic

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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

Sydney Kingsford Smith Airport (SYD) scores higher overall at 8.3/10 versus Lisbon Humberto Delgado Airport (LIS) at 7.7/10.

Score comparison

Metric Sydney Kingsford Smith Airport Lisbon Humberto Delgado Airport
FlightLogic Score 8.3 7.7
On-Time Performance 8.1 7.5
Passenger Experience 8.2 7.6
Facilities & Comfort 8.6 8.0
Lounge Score 8.8 7.6
City Sydney Lisbon
Country Australia Portugal
Terminals 3 terminals (T1 international, T2/T3 domestic) 2 terminals (T1 main, T2 low-cost)
Annual passengers 44M+ 33M+

Operational comparison

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

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

Detailed profiles

Sydney, Australia · SYD · #1 in this comparison

Sydney Kingsford Smith Airport

3 terminals (T1 international, T2/T3 domestic) · 44M+ passengers/year

8.3 / 10

How good is Sydney Kingsford Smith Airport?

Sydney Kingsford Smith Airport (SYD) scores 8.3/10 (Excellent) on FlightLogic's airport index — combining on-time performance (8.1), passenger experience (8.2), and facilities (8.6). Lounge quality rates 8.8/10. See full airport guide →

In short

Sydney SYD is rated 8.3/10 on FlightLogic with lounge score 8.8/10. International flights use Terminal 1 — Qantas First Lounge is the premium benchmark. Allow 60+ minutes for arrival biosecurity. See /guides/sydney-airport-lounge-guide-2026 and /reviews/qantas-first-lounge-sydney-review.

FlightLogic Score 8.3 Excellent
On-time 8.1 Departure reliability
Experience 8.2 Staff, queues, cleanliness
Facilities 8.6 Food, shops, seating
Lounges 8.8 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
8.1
Passenger Experience
8.2
Facilities & Comfort
8.6
Lounge score 8.8/10

Highlights

  • Terminal 1 handles all international traffic — Qantas First Lounge and Business Lounge are flagship products
  • Efficient customs and biosecurity — allow time for arrival processing on inbound UK flights
  • Domestic connections require terminal transfer (T1→T2/T3) with re-security
  • Strong Qantas and Oneworld hub for UK–Australia routings via Singapore or direct

Overview

Australia's primary international gateway — Qantas First Lounge and Oneworld partners in Terminal 1 for long-haul arrivals.

Terminal 1 international

All international arrivals and departures use Terminal 1. Qantas operates separate First and Business lounges with Neil Perry dining in the First Lounge.

Oneworld partners use Qantas lounges or the shared Oneworld lounge depending on tier and operating carrier.

Lisbon, Portugal · LIS · #2 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.

FAQ

Which is better, Sydney Kingsford Smith Airport or Lisbon Humberto Delgado Airport?

Sydney Kingsford Smith Airport (SYD) scores higher overall at 8.3/10 versus Lisbon Humberto Delgado Airport (LIS) at 7.7/10.

Which has better lounges, SYD or LIS?

Sydney Kingsford Smith Airport (SYD) scores higher for lounges at 8.8/10, versus Lisbon Humberto Delgado Airport at 7.6/10.

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

Sydney Kingsford Smith Airport (SYD) has stronger on-time performance at 8.1/10 versus Lisbon Humberto Delgado Airport (LIS) at 7.5/10.