Day trip from Costa Mesa to San Diego
San Diego lies 125 km (77 mi) south-east of Costa Mesa, in the same time zone. What the numbers say about getting there.
At 125 km (77 mi) apart, San Diego is a realistic day trip from Costa Mesa: about 2 h 2 min each way by road.
| Costa Mesa | San Diego | |
|---|---|---|
| Country | United States | United States |
| Population | 113,204 | 1.4 million |
| Elevation | 33 m (108 ft) | 20 m (66 ft) |
| Time now | UTC-7 (America/Los_Angeles) | UTC-7 (America/Los_Angeles) |
| Postal codes | 92626–92628 | 92101–92199 |
What to see in San Diego
| Sight | Visitors a year | Year |
|---|---|---|
| San Diego Public Library | 6,940,237 | 2016 |
| SeaWorld San Diego | 4,022,000 | 2024 |
| San Diego Zoo | 4,000,000 | 2018 |
| Cabrillo National Monument | 761,485 | 2019 |
The busiest is San Diego Public Library at 6,940,237 visitors in 2016. At that volume, anything with a gate is worth a timed ticket or an early start.
Where to book tours and tickets in San Diego
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Staying in San Diego
Our booking partner lists 1,392+ places to stay in San Diego (statistics below are from the first 1,000). Of the 706 with a star rating, the largest group is 3-star (469), and 9 are five-star. Across 294 properties with at least 50 reviews, the average guest score is 8.2 out of 10. Guests have left 286,439 reviews in total.
Book a hotel in San Diego
Live rooms and prices from our booking partner, booked and paid for here. Free cancellation is marked where it applies.
Common questions
How far is San Diego from Costa Mesa?
125 km (77 mi) in a straight line, south-east of Costa Mesa; by road roughly 152 km (94 mi).
How long does it take to get from Costa Mesa to San Diego by road?
About 2 h 2 min, estimated from distance and typical speeds. Timetables and traffic decide the real figure.
Is there a time difference between Costa Mesa and San Diego?
No, both are on America/Los_Angeles at the moment.
Where can I stay in San Diego?
Our booking partner lists 1,392+ places to stay in San Diego, bookable on this site.
Where these facts come from
- GeoNames (CC BY 4.0): population, elevation, time zone, postal codes
- Wikidata (CC0): area, sister cities, visitor numbers, heritage listings, stations and ports
- OurAirports (public domain): airports, runways
- Natural Earth (public domain): map outlines
Data compiled 13 September 2026. Hotel figures are from our booking partner’s catalogue on that date. Journey times on this page are estimates from distance, not timetables; check the operator before you rely on one.