Oakland to Sion (OAK–SIR) — Airlines, Schedules & Connections

OAK Airport Page →
5,849 mi airlines charter/private ~1/wk
On-time Some delays Frequent delays
Flight Schedule Charter / private Verified 1d ago
Charter / private route. No scheduled airline service — operated by charter & private aviation.
Nonstop Charter / private 1-Stop 2-Stop Hide separate tickets Hide overnight Hide codeshares
  Flight Airline AC Dep Arr Dur OTP Sched  
✈ Nonstop

No flights match your filters.

No scheduled airline flights on this route — it's flown by charter / private operators (). No nonstop flights on this route. connecting options below.

1-STOP More options, longer trips
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Oakland to Sion
Flown by charter / private operators — no scheduled airline service.
5,849 mi 12h 14m nonstop +9h ahead

OAK–SIR has no scheduled airline service; it is flown by charter / private operators.

On-Time Performance

What to expect at each end of your journey.
Outbound
OAK → SIR
68%
Moderate delays possible. Allow buffer time.
Departing
68%
Return
SIR → OAK
69%
Moderate delays possible. Allow buffer time.
Arriving
69%
OTP = percentage of flights arriving within 15 min of schedule. Based on airport-level delay snapshots. OAK delays →

Travel Essentials

Practical planning for this route.
Time Difference
+9h
Sion is 9 hours ahead of Oakland.
OAK: PDT · SIR: CEST

When it's 6:00 PM in Oakland, it's 3:00 AM (next day) in Sion.
Distance & Flight Time
5,849 mi / 9,413 km
Nonstop flight time is approximately 12h 14m gate to gate.
Visa & Entry

US passport holders enter Switzerland visa-free for stays up to 90 days within any 180-day period. This falls under the Schengen area rules, so the 90-day limit is shared across all Schengen countries. No advance application is needed. Passport must be valid for at least 3 months beyond the planned departure from the Schengen area.

OAK–SIR Quick Facts

Key statistics for the Oakland to Sion route.
Route details
Distance5,849 mi / 9,413 km
Flight time12h 14m
Time difference+9 hours
Airlines (nonstop)Charter / private
Weekly flights~1 out
Origin: OAK
IATA / ICAOOAK / KOAK
TimezoneAmerica/Los_Angeles
Passengers/yr10.6M
Elevation9 ft / 3 m
Destination: SIR
Full nameSion Airport
IATA / ICAOSIR / LSGS
TimezoneEurope/Zurich
Elevation1,582 ft / 482 m

Frequently Asked Questions

Common questions about OAK to SIR flights.
Nonstop flights from San Francisco Bay Oakland International Airport to Sion Airport take about 12h 14m gate to gate. The route covers 5,849 miles.
Sion is 9 hours ahead of Oakland.
Click the 'Search Flights' button to check availability and prices on Google Flights. You can also compare airlines and schedules on this page to find the best option.
See the On-Time Performance section for the latest delay data at both airports. This shows departure and arrival reliability to help you plan.
Route data is updated regularly from official airline schedules. On-time performance data comes from recent airport delay snapshots.

Flights from OAK to SIR

San Francisco Bay Oakland International Airport (OAK) and Sion Airport (SIR) are connected through multiple connecting hub airports.

OAK to SIR Flight Duration and Schedule

Nonstop flight time from OAK to SIR is about 12 hours 14 minutes gate to gate. The route covers a distance of 5,849 miles (9,413 km).