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Time difference: Hamadan to Santa Rosa
HDM (Hamadan Airport) → STS (Charles M. Schulz Sonoma County Airport)
-10.5h
Santa Rosa is behind
7d
est. jet-lag recovery, westbound
Reading the clocks
When it's noon in Hamadan, it's 1.5:00 AM in Santa Rosa. Good for planning calls home or coordinating with people on the other end.
Jet lag outlook
Significant jet lagCrossing 11 time zones westbound — plan roughly 7 days to feel fully adjusted. Shifting your sleep schedule 3 days before departure helps.
Frequently asked questions
What is the time difference between Hamadan and Santa Rosa?
Santa Rosa is 10.5 hours behind Hamadan.
How bad will my jet lag be?
Crossing 11 time zones westbound typically takes 7 days to fully adjust to. Eastbound trips (traveling against your body clock) tend to feel worse than the same distance westbound.
What is the flight time from HDM to STS?
The nonstop flight distance is 7,337 miles. See the full distance and flight-time breakdown for exact timing.
What's the best way to book around jet lag?
Overnight eastbound flights that land in the morning let you push through to local bedtime and adjust faster. Call CheapoTrav — our agents know which schedules on this route land at the best local time, plus unpublished phone-only fares.