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

About 24% of weekly flights between San Jose and San Diego have experienced delays in the past year, with the average delay time being 103 minutes.

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

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

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.

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

This flight path from San Jose to San Diego was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

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

For as low as £107, Alaska Airlines can have you in San Diego from San Jose, California in 1h 25m. San Jose, California and San Diego are separated by a distance of 417 mi. All flights are typically direct.

Weekly flight availability from San Jose, California to San Diego

The most flights from SJC to SAN are scheduled on a Thursday (26 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

In terms of precipitation, rainfall in San Diego ranges from 0.0 - 58.0 inches 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?

Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Jose, California to San Diego on time: Sun Country Air (100%), Alaska Airlines (61%), Horizon Air (59%).

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 holiday 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.

£44+ Cheap Flights from San Jose, California 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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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 23 October 2026.

Thu 12/1109:39 -

Nonstop1h 33m

Thu 12/1112:30 -

Nonstop1h 35m

Deal found 19/10£102

Sat 14/1107:37 -

Nonstop1h 25m

Tue 17/1120:53 -

Nonstop1h 38m

Deal found 21/10£107

Thu 12/1120:30 -

1 stop3h 25m

Sat 21/1117:30 -

Nonstop1h 25m

Deal found 20/10£110

Mon 9/1120:30 -

1 stop3h 25m

Wed 11/1112:30 -

Nonstop1h 25m

Deal found 22/10£111

Wed 11/1108:40 -

Nonstop1h 30m

Thu 12/1106:35 -

1 stop5h 00m

Deal found 21/10£114

Sat 21/1118:56 -

Nonstop1h 29m

Sat 21/1121:25 -

Nonstop1h 37m

Deal found 21/10£116

Sat 14/1117:45 -

Nonstop1h 30m

Sat 21/1119:35 -

Nonstop1h 25m

Deal found 18/10£117

Tue 17/1107:20 -

2 stops5h 40m

Mon 23/1109:05 -

Nonstop1h 35m

Deal found 21/10£118

Sat 21/1120:59 -

Nonstop1h 36m

Fri 27/1121:19 -

Nonstop1h 37m

Deal found 21/10£119

Thu 19/1111:38 -

1 stop3h 40m

Sun 22/1116:11 -

1 stop3h 38m

Deal found 21/10£120

Fri 4/1211:55 -

1 stop5h 55m

Fri 11/1206:45 -

1 stop4h 30m

Deal found 20/10£121

Tue 10/1106:45 -

1 stop4h 40m

Thu 12/1110:50 -

1 stop3h 50m

Deal found 21/10£122

Find flight deals from San Jose to San Diego

Round-trip from	£87
One-way from	£44
Popular in	May
Cheapest in	September
Average price	£181

Southwest
13/11-16/11
Nonstop
3h 00m total
San Jose to San Diego

Search Deals

Southwest
7/12-31/12
Nonstop
1h 20m total
San Jose to San Diego

Search Deals

Highest demand for flights based on searches. 4% potential increase in price (£6 potential increase over avg. return price).

Search Deals

Cheapest flight prices on average. 1% potential price decrease (£2 potential savings vs. average return price).

Search Deals

Average for round-trip flights in October 2026

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

Cheapest return flight

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Sat 21/11

22:15-23:45

Nonstop1h 30m

San Diego

Wed 31/12

00:00-00:00

Nonstop0h 00m

£44

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Mon 7/12

07:02-08:35

Nonstop1h 33m

San Diego

Wed 31/12

00:00-00:00

Nonstop0h 00m

£54

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Sat 21/11

18:56-20:25

Nonstop1h 29m

San Diego

Wed 31/12

00:00-00:00

Nonstop0h 00m

£54

Fastest return journey

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Fri 13/11

19:20-20:40

Nonstop1h 20m

San Diego

Wed 31/12

00:00-00:00

Nonstop0h 00m

£54

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Tue 15/12

07:00-08:30

Nonstop1h 30m

San Diego

Wed 31/12

00:00-00:00

Nonstop0h 00m

£54

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Sun 22/11

07:00-08:25

Nonstop1h 25m

San Diego

Wed 31/12

00:00-00:00

Nonstop0h 00m

£54

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Wed 9/12

07:00-10:27

1 stop3h 27m

San Diego

Wed 31/12

00:00-00:00

Nonstop0h 00m

£60

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Sat 19/12

07:55-13:45

1 stop5h 50m

San Diego

Wed 31/12

00:00-00:00

Nonstop0h 00m

£60

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Sat 14/11

06:35-12:40

2 stops6h 05m

San Diego

Wed 31/12

00:00-00:00

Nonstop0h 00m

£65

San JoseSan Diego

SJC San Jose - SAN San Diego

SJCSAN

San Jose

Wed 2/12

07:20-13:00

2 stops5h 40m

San Diego

Wed 31/12

00:00-00:00

Nonstop0h 00m

£65

Flights are sorted by cheapest return flights first.

Deals found on 23/10

Showing 1-10 of 23 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 return 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

Prices

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Delays

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

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Jose, California to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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 £137). Flying from San Jose, California to San Diego in May is currently the most expensive (average of £208). 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?

One of the essential ways to save on airfare from San Jose, California to San Diego is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 80% on airfare.

How much does it cost for a return flight 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 £115 and £281 in November.
The cheapest return price found within the last 5 days was £87 on Southwest (13 Nov–16 Nov).

Related info for your journey

How popular is this San Jose, California to San Diego flight route?
This flight path from San Jose to San Diego was viewed by 1 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How long is the flight from San Jose, California to San Diego?
For as low as £107, Alaska Airlines can have you in San Diego from San Jose, California in 1h 25m. San Jose, California and San Diego are separated by a distance of 417 mi. All flights are typically direct.
What are the most reliable airlines from San Jose, California to San Diego?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Jose, California to San Diego on time: Sun Country Air (100%), Alaska Airlines (61%), Horizon Air (59%).
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 holiday 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 £137). Flying from San Jose, California to San Diego in May is currently the most expensive (average of £208). 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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How does Cheapflights help users find flights from San Jose to San Diego?

When you search for this flight from San Jose to San Diego, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

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

By finding flights from multiple airlines and providers at completely no cost, Cheapflights helps millions of users like you annually find the best flights to San Diego from San Jose.

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

Yes! Cheapflights helps users easily 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?

Yes, Cheapflights offers price alerts on San Jose to San Diego flights so you can book your travel at the perfect time. Price Alerts can be enabled by clicking the bell icon next to the flight deals above and providing your email address where you want to receive the alerts.

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Cheap flights from San Jose, California to San Diego from £44

This is the cheapest retur flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 21/11. 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 23 October 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 23 October 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 stopovers in mind to ensure you get the best travel experience. Data last updated 23 October 2026.

Discover carefully curated flight deals from San Jose to San Diego that have cost, travel time, and stopovers in mind to ensure you get the best travel experience. Data last updated 23 October 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 23 October 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 23 October 2026.

Last-minute flights from San Jose to San DiegoDiscover last-minute flight deals from San Jose to San Diego. Data last updated 23 October 2026 and is based on user searches.

Discover last-minute flight deals from San Jose to San Diego. Data last updated 23 October 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 23 October 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 23 October 2026.

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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?

Booking 70 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Jose, California to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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?

One of the essential ways to save on airfare from San Jose, California to San Diego is to remain as flexible as possible. Flights that are in the afternoon tend to be the most expensive. A flight in the morning could potentially save you up to 80% on airfare.

How much does it cost for a return flight 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 £115 and £281 in November.The cheapest return price found within the last 5 days was £87 on Southwest (13 Nov–16 Nov).

Weekly flight availability from San Jose, California to San Diego

The most flights from SJC to SAN are scheduled on a Thursday (26 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (6 on average).

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

About 24% of weekly flights between San Jose and San Diego have experienced delays in the past year, with the average delay time being 103 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 have 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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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 23 October 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 stopovers in mind to ensure you get the best travel experience. Data last updated 23 October 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 23 October 2026.

Last-minute flights from San Jose to San Diego
Discover last-minute flight deals from San Jose to San Diego. Data last updated 23 October 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 23 October 2026.

San Jose, California to San Diego flights typically cost between £115 and £281 in November.
The cheapest return price found within the last 5 days was £87 on Southwest (13 Nov–16 Nov).