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Flights from Shannon to San Francisco
There are no direct flights from Shannon to San Francisco. The fastest way is one stop via Chicago or London, about 13h 10m door to door (35 connections a week on current schedules).
No direct flights · 6 connection options From 12h 59m
Shannon to San Francisco at a glance
Fastest journey12h 59mVia Chicago, on current schedules
Nonstop flightsNoneConnect via Chicago or London
Best ways to fly from Shannon to San Francisco
Ranked by how easy the connection is: one airline or alliance first (bags and connection protected), then the quickest self-transfer options.
1Search
SNN Chicago (ORD) SFO
Leg 1: United Airlines · Leg 2: American Airlines, United Airlines
Thu09:15 SNN11:07 ORD0h 53m connection12:00 ORD14:25 SFOUnited Airlines
2Search
SNN London (LHR) SFO
Leg 1: Aer Lingus · Leg 2: British Airways, United Airlines, Virgin Atlantic
Tue07:30 SNN08:38 LHR2h 07m connection10:45 LHR13:28 SFOAer Lingus + United Airlines
3Search
SNN New York (JFK) SFO
Leg 1: Delta Air Lines, Aer Lingus · Leg 2: Alaska Airlines, American Airlines, Delta Air Lines
Mon14:30 SNN16:31 JFK3h 29m connection20:00 JFK23:05 SFOAer Lingus + Alaska Airlines
4Search
SNN Boston (BOS) SFO
Leg 1: Aer Lingus · Leg 2: Delta Air Lines, JetBlue Airways, United Airlines
Fri13:45 SNN15:17 BOS4h 43m connection20:00 BOS23:16 SFOAer Lingus + United Airlines
Connections are computed from flights actually flown over the last 8 weeks, with at least 45 minutes to change on one airline and 2 hours on separate tickets. Times are local. The search shows live itineraries and exact times.
Good to know
- Distance
- 8,092 km5,025 miles
- Journey time
- 12h 59mon current schedules
- Time difference
- -8hSan Francisco vs Shannon
- Currency in San Francisco
- USD
- Airports
- SNN → SFO
Flights from Shannon to San Francisco: questions answered
Are there direct flights from Shannon to San Francisco?
No. There is no nonstop service, so you will connect, most easily in Chicago, London and New York. Some connections are on one airline or alliance, so your bags and connection are protected on a single ticket.
How long is the flight from Shannon to San Francisco?
With one connection the journey usually takes around 12h 59m, depending on the layover. The straight-line distance is 8,092 km.
Where do you change planes between Shannon and San Francisco?
The best connecting points are Chicago (ORD), London (LHR), New York (JFK) and Boston (BOS). United Airlines flies both legs via Chicago, so you can book it as one ticket.
Which airports serve Shannon and San Francisco?
Shannon: Shannon Airport (SNN). San Francisco: San Francisco International Airport (SFO).
What is the time difference between Shannon and San Francisco?
San Francisco is 8 hours behind Shannon.





