San Francisco (SFO) to Denver (DEN) is about 965 miles (1,553 km), roughly 2 h 25 min of flying time. Denver is 1 hour ahead of San Francisco all year.
When is the cheapest time to fly from San Francisco to Denver?
Lowest round-trip fares found in recent searches for each month (7 to 14 day trips). Pick a cheap month, then confirm the live price.
Are there nearby airports that could be cheaper?
Fares at a neighboring airport are sometimes lower. Worth comparing on this route:
- OAKOakland San Francisco Bay Airport across the bay in Oakland.
- SJCSan José Mineta International Airport serves San José and Silicon Valley.
What ID do I need for this flight?
For domestic US flights, adults need a REAL ID-compliant license or another TSA-accepted ID, such as a passport. Read our REAL ID guide.
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Frequently asked questions
How far is San Francisco from Denver by plane?
The great-circle distance between SFO and DEN is about 965 miles (1,553 km).
How long does it take to fly from San Francisco to Denver?
About 2 h 25 min of flying time based on distance, if a nonstop flight operates. Actual schedules vary by airline and wind, and itineraries with connections take longer.
What is the time difference between San Francisco and Denver?
Denver is 1 hour ahead of San Francisco all year.
Distance and flying time are calculated from airport coordinates (OurAirports data) and a typical cruise speed; they are planning estimates, not schedules. Updated 2026-10-28.
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