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Incheon International Airport vs Indira Gandhi International Airport
Detailed comparison of ICN and DEL on FlightLogic scores and passenger experience.
Verdict
Incheon International Airport (ICN) scores higher overall at 9.3/10 versus Indira Gandhi International Airport (DEL) at 7.8/10.
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 Score9.3Exceptional
On-time9.2Departure reliability
Experience9.4Staff, queues, cleanliness
Facilities9.3Food, shops, seating
Lounges8.8Lounge quality
Rating basisEditorialFlightLogic 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 score8.8/10
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.
Indira Gandhi International Airport (DEL) scores 7.8/10 (Very Good)
on FlightLogic's airport index — combining on-time performance (7.5),
passenger experience (7.7), and facilities (8.2).
Lounge quality rates 8.0/10. See full airport guide →
In short
Delhi DEL scores 7.8/10 — India's #1 airport and UK–North India hub. T3 international. Metro to city ~20 min. See /guides/uk-india-flights-guide-2026 and /guides/delhi-airport-lounge-guide-2026.
FlightLogic Score7.8Very Good
On-time7.5Departure reliability
Experience7.7Staff, queues, cleanliness
Facilities8.2Food, shops, seating
Lounges8.0Lounge quality
Rating basisEditorialFlightLogic 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
7.7
Facilities & Comfort
8.2
Lounge score8.0/10
Highlights
Primary UK–North India gateway — direct BA, Air India, Virgin Atlantic from Heathrow
T3 international hub — Plaza Premium, Air India Maharaja, and Star Alliance lounges
Metro Airport Express to New Delhi ~20 min — fastest city link
UK–India VFR traffic peaks Dec–Jan and Jun–Aug — book early
Overview
India's busiest airport and primary UK–India gateway — Air India, BA, Virgin Atlantic direct plus one-stop via Gulf hubs on Emirates, Qatar, and Etihad.
UK routing options
Direct: BA, Air India, Virgin Atlantic from LHR (11–12 hrs). One-stop: Emirates (DXB), Qatar (DOH), Etihad (AUH) often price lower in business class.
Compare DEL vs Mumbai (/airports/mumbai) for your destination state — DEL for North India, BOM for West/South.
FAQ
Which is better, Incheon International Airport or Indira Gandhi International Airport?
Incheon International Airport (ICN) scores higher overall at 9.3/10 versus Indira Gandhi International Airport (DEL) at 7.8/10.
Which has better lounges, ICN or DEL?
Incheon International Airport (ICN) scores higher for lounges at 8.8/10, versus Indira Gandhi International Airport at 8.0/10.
Which airport is more on-time, ICN or DEL?
Incheon International Airport (ICN) has stronger on-time performance at 9.2/10 versus Indira Gandhi International Airport (DEL) at 7.5/10.
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