Is it cheaper to fly or drive a Tesla from Knoxville, TN to San Francisco, CA?

Fly it. 2,481 mi is more road than this trip is worth.

Knoxville, TN to San Francisco, CA is 2,481 mi by road — 36h 19m of driving and 14 Supercharger stops — against 7h 48m door to door by air. Flying is the better call: the flight costs $831 against $241 to drive, and it saves 28h 31m of travel. On the 0-100 stress scale the drive scores 100 and the flight 72.

Priced with fast charging at $0.36 per kWh and 3.7 miles per kWh, airfare from a $95 base plus $0.13 a mile per person, one $35 bag and a $30 ride at each end. Airfare is modelled from flight distance, not a live fare quote, so treat it as a typical fare rather than today's price. Rates last reviewed 14 September 2026; this trip last priced 13 September 2026.