How often are flights from San Jose to San Diego delayed?

About 23% of weekly flights between San Jose and San Diego have experienced delays in the past year, with the average delay time being 102 minutes.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

What is the most punctual flight time for San Jose to San Diego flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

Which airline has the best punctuality record on San Jose to San Diego flights?

Over the past year, Alaska Airlines has had the lowest number of delays on this route, with just 19% of flights being delayed.

How popular is this San Jose, California to San Diego flight route?

Within the past month, 2 users have taken a look at flights from San Jose to San Diego.

How long is the flight from San Jose, California to San Diego?

Alaska Airlines and Southwest can get you from San Jose, California to San Diego in just under 1h 29m. Your travel time can differ by up to 3h 11m. Airlines will cover a distance of 671 km. This flight may include one or multiple stops.

Weekly flight availability from San Jose, California to San Diego

The most flights from SJC to SAN are scheduled on a Friday (28 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 mm per month. February is typically the wettest month, when rainfall can reach 58.0 mm. July is typically the driest time to visit San Diego when rainfall is around 0.0 mm.

If weather is an important factor for your trip to San Diego, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 22.0 C. Travellers hoping to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 14.0 C).

What are the most reliable airlines from San Jose, California to San Diego?

No one likes to see their flight delayed. When booking a flight from San Jose, California to San Diego consider choosing Sun Country Air (100%), Alaska Airlines (63%) or American Airlines (61%) as they are the most reliable in getting you off to your destination on time.

Can I find deals for flights from San Jose to San Diego that include hotel bookings?

Yes. In addition to deals on San Jose to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from San Jose to San Diego?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to San Diego.

Can I find deals for business class flights from San Jose to San Diego?

Yes. Cheapflights offers flight deals from San Jose to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

C$ 82+ Cheap Flights from San Jose, CA to San Diego

Cheap flight deals from San Jose to San Diego

Enter your travel dates to find the best prices.

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Direct

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One-way

Cheapest flights from San Jose to San Diego
Explore the most affordable flight options available from San Jose to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 September 2026.

Thu 5/117:37 a.m. -

Nonstop1h 25m

Mon 9/1112:30 p.m. -

Nonstop1h 35m

Deal found 18/9C$ 164

Sat 17/106:33 a.m. -

Nonstop1h 39m

Tue 20/109:51 a.m. -

Nonstop1h 29m

Deal found 18/9C$ 165

Fri 23/107:10 p.m. -

Nonstop1h 35m

Mon 26/105:20 p.m. -

Nonstop1h 25m

Deal found 17/9C$ 171

Sun 25/109:40 p.m. -

Nonstop1h 40m

Wed 28/1011:05 a.m. -

Nonstop1h 25m

Deal found 17/9C$ 178

Thu 5/118:30 p.m. -

1 stop3h 25m

Mon 9/118:50 p.m. -

Nonstop1h 35m

Deal found 16/9C$ 185

Thu 5/118:30 p.m. -

1 stop3h 25m

Sun 8/116:30 a.m. -

Nonstop1h 35m

Deal found 18/9C$ 186

Wed 14/107:20 a.m. -

Nonstop1h 35m

Wed 21/103:15 p.m. -

1 stop4h 25m

Deal found 16/9C$ 190

Sat 24/105:15 p.m. -

Nonstop1h 28m

Mon 26/109:14 p.m. -

Nonstop1h 34m

Deal found 16/9C$ 192

Fri 23/108:10 p.m. -

1 stop4h 05m

Sun 25/107:45 a.m. -

Nonstop1h 30m

Deal found 17/9C$ 199

Fri 6/118:30 p.m. -

1 stop3h 25m

Sun 8/116:30 a.m. -

Nonstop1h 35m

Deal found 20/9C$ 200

Fri 4/127:59 p.m. -

Nonstop1h 29m

Mon 7/125:29 p.m. -

Nonstop1h 34m

Deal found 19/9C$ 201

Find flight deals from San Jose to San Diego

Round-trip from	C$ 164
One-way from	C$ 82
Popular in	May
Cheapest in	September
Average price	C$ 267

Alaska Airlines
21/10-28/10
Nonstop
3h 12m total
San Jose to San Diego

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Southwest
19/10-31/12
Nonstop
1h 35m total
San Jose to San Diego

Search Deals

Highest demand for flights based on searches. 6% potential increase in price (C$ 34 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (C$ 7 potential savings vs. average RT price).

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Average for round-trip flights in September 2026

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Cheapflights Fare Finder

Use the filters below to find and compare flights from San Jose to San Diego that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Thu 17/12

3:30 p.m.-4:58 p.m.

Nonstop1h 28m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 82

Quickest round-trip

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Tue 17/11

3:40 p.m.-5:06 p.m.

Nonstop1h 26m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 82

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Sat 10/10

6:45 p.m.-8:25 p.m.

Nonstop1h 40m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 89

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Mon 19/10

8:10 p.m.-12:15 a.m.

1 stop4h 05m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 96

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Sun 25/10

6:33 a.m.-8:12 a.m.

Nonstop1h 39m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 96

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Sat 14/11

6:00 a.m.-10:25 a.m.

1 stop4h 25m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 102

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Wed 11/11

12:20 p.m.-5:25 p.m.

1 stop5h 05m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 102

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Sun 18/10

7:00 a.m.-10:17 a.m.

1 stop3h 17m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 110

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Sun 11/10

7:00 a.m.-10:17 a.m.

1 stop3h 17m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 110

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Sat 2/1

7:20 a.m.-8:48 a.m.

Nonstop1h 28m

San Diego

Wed 31/12

12:00 a.m.-12:00 a.m.

Nonstop0h 00m

C$ 173

Flights are sorted by cheapest round-trip flights first.

Deals found on 20/9

Showing 1-10 of 22 resultsSorted by cheapest first

Best time to book a flight from San Jose to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from San Jose with our price prediction graph.

SJC-SAN

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from San Jose to San Diego

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Airlines

Delays

How far ahead should I book a flight from San Jose, California to San Diego?

The price you pay for your flight from San Jose, California to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Jose, California to San Diego?

Currently, September is the cheapest month in which you can book a flight from San Jose, California to San Diego (average of C$ 267). Flying from San Jose, California to San Diego in May is currently the most expensive (average of C$ 387). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

What is the cheapest time of day to fly from SJC to SAN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Jose, California to San Diego as you normally would.

How much does it cost to fly round-trip from San Jose, California to San Diego?

Airfare is below average for this route at the moment.

San Jose, California to San Diego flights typically cost between C$ 180 and C$ 478 in November.
The cheapest round-trip price found within the last 5 days was C$ 164 on Alaska Airlines (5 Nov-9 Nov).

Related info for your journey

How popular is this San Jose, California to San Diego flight route?
Within the past month, 2 users have taken a look at flights from San Jose to San Diego.
How long is the flight from San Jose, California to San Diego?
Alaska Airlines and Southwest can get you from San Jose, California to San Diego in just under 1h 29m. Your travel time can differ by up to 3h 11m. Airlines will cover a distance of 671 km. This flight may include one or multiple stops.
What are the most reliable airlines from San Jose, California to San Diego?
No one likes to see their flight delayed. When booking a flight from San Jose, California to San Diego consider choosing Sun Country Air (100%), Alaska Airlines (63%) or American Airlines (61%) as they are the most reliable in getting you off to your destination on time.
Can I find deals for flights from San Jose to San Diego that include hotel bookings?
Yes. In addition to deals on San Jose to San Diego flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from San Jose to San Diego?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Jose to San Diego.
Can I find deals for business class flights from San Jose to San Diego?
Yes. Cheapflights offers flight deals from San Jose to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from San Jose, California to San Diego?
Currently, September is the cheapest month in which you can book a flight from San Jose, California to San Diego (average of C$ 267). Flying from San Jose, California to San Diego in May is currently the most expensive (average of C$ 387). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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Can Cheapflights find flights from San Jose to San Diego with no change fees?

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Cheap flights from San Jose, CA to San Diego from C$ 82

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 17/12. Fares are subject to change and may not be available on all flights or dates of travel.

Cheap flight deals from San Jose to San Diego

Cheapest flights from San Jose to San DiegoExplore the most affordable flight options available from San Jose to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 September 2026.

Explore the most affordable flight options available from San Jose to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 September 2026.

Best flights from San Jose to San DiegoDiscover carefully curated flight deals from San Jose to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Discover carefully curated flight deals from San Jose to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Direct flights from San Jose to San DiegoExplore direct flight options from San Jose to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated 20 September 2026.

Explore direct flight options from San Jose to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated 20 September 2026.

Last-minute flights from San Jose to San DiegoDiscover last-minute flight deals from San Jose to San Diego. Data last updated 20 September 2026 and is based on user searches.

Discover last-minute flight deals from San Jose to San Diego. Data last updated 20 September 2026 and is based on user searches.

One-way flights from San Jose to San DiegoSearch for one-way flight options from San Jose to San Diego. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.

Search for one-way flight options from San Jose to San Diego. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.

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Use the filters below to find and compare flights from San Jose to San Diego that are best for you.

Best time to book a flight from San Jose to San Diego

Have a flexible travel schedule? Discover the best time to fly to San Diego from San Jose with our price prediction graph.

Cheapflights Insights

How far ahead should I book a flight from San Jose, California to San Diego?

The price you pay for your flight from San Jose, California to San Diego may vary depending on when you book. For the best chance of a lower fare, look to book 70 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

What is the cheapest month to book a flight from San Jose, California to San Diego?

What is the cheapest time of day to fly from SJC to SAN?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Jose, California to San Diego as you normally would.

How much does it cost to fly round-trip from San Jose, California to San Diego?

Airfare is below average for this route at the moment.

San Jose, California to San Diego flights typically cost between C$ 180 and C$ 478 in November.The cheapest round-trip price found within the last 5 days was C$ 164 on Alaska Airlines (5 Nov-9 Nov).

Weekly flight availability from San Jose, California to San Diego

The most flights from SJC to SAN are scheduled on a Friday (28 on average). You will have fewer flight options on Tuesday, which is when the least amount of flights are scheduled (10 on average).

How often are flights from San Jose to San Diego delayed?

About 23% of weekly flights between San Jose and San Diego have experienced delays in the past year, with the average delay time being 102 minutes.

What is the most punctual flight time for San Jose to San Diego flights?

Historically, flights departing in the morning are less likely to be delayed, whereas flights leaving in the evening tend to experience delays more often.

What day of the week experiences the fewest flight delays on this route?

Saturday tends to have the lowest number of delays on this route, whereas Friday has historically faced a higher average of delays compared to other days of the week.

Which airline has the best punctuality record on San Jose to San Diego flights?

Over the past year, Alaska Airlines has had the lowest number of delays on this route, with just 19% of flights being delayed.

Related info for your journey

How popular is this San Jose, California to San Diego flight route?

How long is the flight from San Jose, California to San Diego?

What are the most reliable airlines from San Jose, California to San Diego?

Can I find deals for flights from San Jose to San Diego that include hotel bookings?

How can I find direct flights from San Jose to San Diego?

Can I find deals for business class flights from San Jose to San Diego?

What is the cheapest month to book a flight from San Jose, California to San Diego?

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Why should you use Cheapflights to find cheap flight tickets from San Jose to San Diego?

Can Cheapflights find flights from San Jose to San Diego with no change fees?

Can Cheapflights notify me if prices for flights from San Jose to San Diego become cheaper?

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Cheapest flights from San Jose to San Diego
Explore the most affordable flight options available from San Jose to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 20 September 2026.

Best flights from San Jose to San Diego
Discover carefully curated flight deals from San Jose to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated 20 September 2026.

Direct flights from San Jose to San Diego
Explore direct flight options from San Jose to San Diego based on user searches, and compare prices and availability for your desired travel dates. Data last updated 20 September 2026.

Last-minute flights from San Jose to San Diego
Discover last-minute flight deals from San Jose to San Diego. Data last updated 20 September 2026 and is based on user searches.

One-way flights from San Jose to San Diego
Search for one-way flight options from San Jose to San Diego. Find affordable one-way fares based on user searches. Data last updated 20 September 2026.

San Jose, California to San Diego flights typically cost between C$ 180 and C$ 478 in November.
The cheapest round-trip price found within the last 5 days was C$ 164 on Alaska Airlines (5 Nov-9 Nov).