Is there a direct flight?

Yes, Southwest flies from SMF to SAN.

San Diego is a popular tourist destination and can be pricey.

What is the city known for?

San Diego is known for its beaches, zoo, and military history.

Dunnigan

San Diego

Flight Driving

Dunnigan to San Diego

Updated: 30 May 2026

The journey from Dunnigan to San Diego is approximately 500 miles. You can drive via I-5 S, which takes about 8 to 9 hours. Alternatively, you can drive to Sacramento International Airport (SMF) and fly to San Diego International Airport (SAN). This route takes you from Northern California down the entire length of the state to the southern coast.

Total Distance: 800 km driving distance; 750 km straight-line air distance.

Fastest Way

Flying is the fastest way to reach San Diego.

Cheapest Way

Driving is generally the most cost-effective option for groups.

Compare Dunnigan to San Diego Routes

	Flight Direct	Driving Direct
Duration	3 hours	8 hours 30 mins
Avg Price	$150 - $300	$100 - $150 in fuel
Operator	Southwest Airlines	Personal Vehicle
Route	Drive to SMF, then fly to SAN.	I-5 S.
Tip	Flying is much faster than driving.	The drive is long but straightforward.

Travel Tips

Traffic
Avoid driving through Los Angeles during rush hours.
Public Transit
Use the trolley system to navigate the city.
Weather
San Diego has a mild climate, but bring layers for cooler evenings.
Dining
San Diego has a diverse and vibrant food scene; explore local restaurants.
Safety
Be aware of your surroundings, especially in downtown areas at night.

Safety Tips

Vehicle Safety
Never leave valuables in your car.
Personal Safety
Stick to well-lit, populated areas.
Emergency
Keep emergency contacts saved.
Navigation
Use a reliable GPS.