Flights from San Jose to San Diego from $429

Compare All SJO to SAN Flights

Prices are per person for one-way travel. Click “Book” to complete your reservation on the partner site.

1 of 1 flight

Airline	Schedule	Stops	Duration	Price
UA UA · 1172	18:00 SJO 09:38 SAN	0 stop(s)	39h 38m	$429 Best	Book →

Airport Information

Key details about departure and arrival airports for this route

SJO

Juan Santamaría International Airport

City: San José (Alajuela)
Country: CR
Type: Large Airport
Elevation: 3,021 ft

SJO Airport Guide →

SAN

San Diego International Airport

City: San Diego
Country: US
Type: Large Airport
Elevation: 17 ft

SAN Airport Guide →

Tips for San Jose to San Diego Flights

Save money and travel smarter with these route-specific tips

📅 When to Book

Book SJO–SAN flights 6–8 weeks in advance for the best prices. Last-minute fares are typically 40–60% more expensive on this route.

💰 Price Trends

The average fare is $429, but prices as low as $429 are available.

✈ Direct vs Connecting

No direct flights currently listed. Consider flexible dates or nearby airports for better connections.

📍 Flexible Dates

Flying midweek (Tuesday–Thursday) on SJO–SAN is typically 15–30% cheaper. Use our price comparison to spot the best day to fly.

Top Hotels in San Diego

Book accommodation at your destination — top-rated stays near SAN airport

San Marcos 124 Gran Pacifica Resort

San Diego

5.6 Check Price

Suite San Juan 135 Gran Pacifica Resort

San Diego, 4★

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Suite Rivas 126 Gran Pacifica Resort

San Diego, 4★

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Frequently Asked Questions

Everything you need to know about flying SJO to SAN

What is the cheapest flight from San Jose to San Diego?

The cheapest flight from San Jose (SJO) to San Diego (SAN) currently starts at $429 with UA. Prices are updated regularly and may vary by date and availability.

How many airlines fly from SJO to SAN?

We found 1 airline(s) operating on the SJO–SAN route, including UA.

Are there direct flights from San Jose to San Diego?

No direct flights are currently listed on this route. All available options involve at least one stop. Consider flexible dates or nearby airports for better connection options.

What is the average flight price on this route?

The average flight price from San Jose to San Diego is approximately $429. Prices range from $429 to $429 depending on airline, time, and class.

How long is the flight from SJO to SAN?

The average flight duration from San Jose to San Diego is approximately 39 hours 38 minutes. Direct flights are typically shorter than connecting options.

What is the baggage allowance on SJO–SAN flights?

Baggage allowance varies by airline and fare class. Most economy fares on this route include 1 carry-on (7–8 kg) and 1 checked bag (20–23 kg). Always confirm baggage rules on the airline's site at booking — low-cost carriers may charge for checked bags.