FlightLogic

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.

Advertiser disclosure — how this service works

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

Incheon International Airport (ICN) scores higher overall at 9.3/10 versus Lisbon Humberto Delgado Airport (LIS) at 7.7/10.

Score comparison

Metric Incheon International Airport Lisbon Humberto Delgado Airport
FlightLogic Score 9.3 7.7
On-Time Performance 9.2 7.5
Passenger Experience 9.4 7.6
Facilities & Comfort 9.3 8.0
Lounge Score 8.8 7.6
City Seoul Lisbon
Country South Korea Portugal
Terminals 2 terminals 2 terminals (T1 main, T2 low-cost)
Annual passengers 68M+ 33M+

Operational comparison

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

Policy ICN — Incheon LIS — Lisbon
Rail / public transport AREX express and all-stop train; airport limousine buses
To city centre 43 min express to Seoul Station
Lounge day pass KRW 50,000–70,000; Priority Pass at KAL/ASiana lounges (capacity limits)
Min. connection time 60–90 min inter-terminal (T1 ↔ T2 shuttle train)
Primary hub carriers Korean Air (T1), Asiana (T1), Star Alliance (T2)

Detailed profiles

Seoul, South Korea · ICN · #1 in this comparison

Incheon International Airport

2 terminals · 68M+ passengers/year

9.3 / 10

How good is Incheon International Airport?

Incheon International Airport (ICN) scores 9.3/10 (Exceptional) on FlightLogic's airport index — combining on-time performance (9.2), passenger experience (9.4), and facilities (9.3). Lounge quality rates 8.8/10. See full airport guide →

In short

Incheon (ICN) is Seoul's primary international airport, rated 9.3/10 on FlightLogic — second only to Changi. Known for cleanliness, Culture Experience Zones, and efficient Korean Air/Asiana hub. Two terminals; allow 60–90 minutes for inter-terminal connections. AREX train reaches Seoul in ~43 minutes.

FlightLogic Score 9.3 Exceptional
On-time 9.2 Departure reliability
Experience 9.4 Staff, queues, cleanliness
Facilities 9.3 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
9.2
Passenger Experience
9.4
Facilities & Comfort
9.3
Lounge score 8.8/10

Highlights

  • Culture Experience Zones with free traditional Korean performances, craft workshops, and exhibitions
  • Consistently ranked among the world's cleanest airports — FlightLogic experience score 9.4/10
  • Terminal 2 opened 2018 with Star Alliance carriers; Terminal 1 serves Korean Air and SkyTeam
  • Incheon scores 9.3/10 overall — second-highest on FlightLogic after Changi

Overview

Consistently top-rated for cleanliness, culture programs, and efficient Korean Air/Asiana hub.

Terminals and airlines

Terminal 1 serves Korean Air, Asiana, and SkyTeam carriers. Terminal 2 (opened 2018) serves Star Alliance carriers including Singapore Airlines, United, and Lufthansa. Inter-terminal transfers require the free shuttle train — budget 60–90 minutes for a connection.

Both terminals have extensive dining and shopping, with ICN known for reasonable pricing compared to other major Asian hubs.

Getting to Seoul from Incheon

The AREX (Airport Railroad Express) reaches Seoul Station in 43 minutes on the express service. The all-stop commuter service takes longer but costs less. Airport limousine buses connect to major Seoul districts and hotels.

Taxi fare to central Seoul is approximately KRW 60,000–80,000 depending on traffic and destination.

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, Incheon International Airport or Lisbon Humberto Delgado Airport?

Incheon International Airport (ICN) scores higher overall at 9.3/10 versus Lisbon Humberto Delgado Airport (LIS) at 7.7/10.

Which has better lounges, ICN or LIS?

Incheon International Airport (ICN) scores higher for lounges at 8.8/10, versus Lisbon Humberto Delgado Airport at 7.6/10.

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

Incheon International Airport (ICN) has stronger on-time performance at 9.2/10 versus Lisbon Humberto Delgado Airport (LIS) at 7.5/10.