Distance from ZIP 94505 to 94509
Discovery Bay, CA → Antioch, CA
Straight Line Distance
13 miles
21 km
Great circle distance between ZIP code centers
Driving (est.)
≈ 14min
At 90 km/h average. Actual road distance is typically 15-30% longer.
Flying (est.)
≈ 46min
At 850 km/h cruise plus takeoff and landing.
Route Map
Frequently Asked Questions
The straight-line distance between ZIP code 94505 (Discovery Bay, CA) and 94509 (Antioch, CA) is 13 miles (21 km).
Driving takes approximately 14min at an average speed of 90 km/h. Actual road distance is typically 15-30% longer than the straight line.