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Indira Gandhi International Airport vs San Francisco International Airport
Detailed comparison of DEL and SFO on FlightLogic scores and passenger experience.
Verdict
Indira Gandhi International Airport (DEL) scores higher overall at 7.8/10 versus San Francisco International Airport (SFO) at 7.8/10. San Francisco International Airport leads on lounges at 8.3/10.
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.
San Francisco, United States · SFO · #2 in this comparison
4 terminals (T1–T3 domestic, International Terminal A & G) · 50M+ passengers/year
7.8/ 10
How good is San Francisco International Airport?
San Francisco International Airport (SFO) 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 8.3/10. See full airport guide →
In short
San Francisco SFO is rated 7.8/10 on FlightLogic with lounge score 8.3/10. United Polaris Lounge in International Terminal G is the premium benchmark for transpacific business class. Centurion Lounge in Terminal 3 serves domestic and some international cardholders. See /guides/sfo-airport-lounge-guide-2026.
FlightLogic Score7.8Very Good
On-time7.5Departure reliability
Experience7.7Staff, queues, cleanliness
Facilities8.2Food, shops, seating
Lounges8.3Lounge 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 score8.3/10
Highlights
United Polaris Lounge in International Terminal G — among the best US airline lounges for transpacific departures
International Terminal A and G host Star Alliance, oneworld, and Centurion Lounge for long-haul passengers
BART train to downtown San Francisco in 30 minutes — preferred over LAX for city access on business trips
Common UK routing via London with BA, Virgin Atlantic, and United non-stops
Overview
West Coast tech gateway — United Polaris hub with strong Asia-Pacific routes and renovated International Terminal lounges.
International Terminal and Polaris
International Terminal G hosts United Polaris Lounge for United long-haul business class and Star Alliance Gold on international departures. Terminal A serves other Star Alliance and oneworld long-haul carriers with alliance lounges.
Airside connections exist between International Terminal A and G — easier than JFK for Star Alliance connections.
FAQ
Which is better, Indira Gandhi International Airport or San Francisco International Airport?
Indira Gandhi International Airport (DEL) scores higher overall at 7.8/10 versus San Francisco International Airport (SFO) at 7.8/10. San Francisco International Airport leads on lounges at 8.3/10.
Which has better lounges, DEL or SFO?
San Francisco International Airport (SFO) scores higher for lounges at 8.3/10, versus Indira Gandhi International Airport at 8.0/10.
Which airport is more on-time, DEL or SFO?
Indira Gandhi International Airport (DEL) has stronger on-time performance at 7.5/10 versus San Francisco International Airport (SFO) at 7.5/10.
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