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.
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.
Dublin Airport (DUB) scores 7.5/10 (Very Good)
on FlightLogic's airport index — combining on-time performance (7.3),
passenger experience (7.4), and facilities (7.8).
Lounge quality rates 7.6/10. See full airport guide →
In short
Dublin DUB scores 7.5/10 — Ireland hub with US Pre-Clearance on Aer Lingus. Strategic UK positioning for transatlantic. See /guides/best-airlines-uk-dublin and /guides/dublin-airport-lounge-guide.
FlightLogic Score7.5Very Good
On-time7.3Departure reliability
Experience7.4Staff, queues, cleanliness
Facilities7.8Food, shops, seating
Lounges7.6Lounge 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
7.3
Passenger Experience
7.4
Facilities & Comfort
7.8
Lounge score7.6/10
Highlights
US Pre-Clearance — arrive in US as domestic passenger on Aer Lingus transatlantic
Dense UK schedule — Ryanair, Aer Lingus, BA from Heathrow, Gatwick, Manchester, and 15+ regional UK airports
Aer Lingus T2 lounge for business and AerClub Gold; 51st & Green US Pre-Clearance facility
UK261 on UK-departing Aer Lingus; EU261 on DUB EU departures
Overview
Ireland's hub and a strategic UK outbound gateway — Aer Lingus US Pre-Clearance, dense Ryanair/easyJet Europe network, and short hop from UK regional airports.
UK positioning and Pre-Clearance
UK travellers use DUB as a lower-fare transatlantic gateway via Aer Lingus — Pre-Clearance saves 60–90 min at US immigration. Factor positioning flight cost from UK regional airports.
Ryanair's largest base offers cheapest UK–Europe fares — compare total cost vs Stansted/Luton on same route.
More comparisons
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