$59+ Cheap flights from San Jose, CA to San Diego (SJC - SAN)
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 10/1. Fares are subject to change and may not be available on all flights or dates of travel.
SJC — SAN
Oct 4 — Oct 111
Round-trip
1 adult, Economy
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Find cheap flights from San Jose to San Diego with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Jose to San Diego are usually found in August or September, booked 71 days in advance, depart on a Saturday or Wednesday and return on a Friday
Cheap flight deals from San Jose to San Diego
Cheapest
Best
Last-minute
One-way
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 September 4, 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 September 4, 2026.
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:45 pm -
Nonstop1h 35m
Sat 10/107:10 am -
Nonstop1h 25m
Deal found 9/3![Southwest logo]()
$117
This Expedia deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/11:38 pm -
1 stop6h 39m
Mon 10/54:04 pm -
Nonstop1h 37m
Deal found 9/3![Multiple Airlines logo]()
$118
This Alaska Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/243:51 pm -
Nonstop1h 29m
Tue 10/271:21 pm -
Nonstop1h 34m
Deal found 9/3![Alaska Airlines logo]()
$120
This Expedia deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:47 pm -
1 stop21h 30m
Sat 9/269:23 pm -
Nonstop1h 33m
Deal found 9/1![Multiple Airlines logo]()
$123
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:55 am -
1 stop4h 30m
Wed 9/235:45 pm -
Nonstop1h 30m
Deal found 9/2![Southwest logo]()
$127
This CheapOair deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/281:38 pm -
1 stop6h 39m
Thu 10/19:03 pm -
1 stop15h 40m
Deal found 9/1![Frontier logo]()
$128
This Trip.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:33 am -
Nonstop1h 39m
Fri 10/239:51 am -
Nonstop1h 29m
Deal found 9/1![Alaska Airlines logo]()
$131
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/261:20 pm -
Nonstop1h 25m
Tue 9/292:10 pm -
2 stops6h 00m
Deal found 9/3![Southwest logo]()
$132
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/68:30 pm -
1 stop3h 20m
Tue 11/105:25 pm -
Nonstop1h 30m
Deal found 8/31![Southwest logo]()
$133
This Priceline deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:29 am -
Nonstop1h 37m
Wed 10/79:51 am -
Nonstop1h 29m
Deal found 9/2![Alaska Airlines logo]()
$134
This Orbitz deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/92:41 pm -
1 stop5h 06m
Fri 11/139:30 am -
Nonstop1h 41m
Deal found 9/3![Multiple Airlines logo]()
$135
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 September 4, 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 September 4, 2026.
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2412:30 pm -
Nonstop1h 25m
Mon 9/284:20 pm -
Nonstop1h 30m
Deal found 9/1![Southwest logo]()
$117
This Alaska Airlines deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:33 am -
Nonstop1h 39m
Sun 10/188:07 am -
Nonstop1h 47m
Deal found 8/30![Alaska Airlines logo]()
$162
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/1012:40 pm -
1 stop4h 45m
Thu 11/124:30 pm -
Nonstop1h 25m
Deal found 9/1![Southwest logo]()
$127
This Southwest deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/2612:10 pm -
2 stops6h 45m
Sat 10/37:10 am -
Nonstop1h 25m
Deal found 8/30![Southwest logo]()
$132
This Southwest deal was found by Cheapflights users on 8/30. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/141:35 pm -
1 stop5h 20m
Wed 10/215:25 pm -
1 stop5h 25m
Deal found 8/30![Southwest logo]()
$137
This Alaska Airlines deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/249:44 am -
1 stop7h 44m
Tue 10/278:07 am -
Nonstop1h 47m
Deal found 8/31![Alaska Airlines logo]()
$170
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/156:35 am -
1 stop4h 20m
Wed 10/215:25 pm -
1 stop5h 25m
Deal found 9/3![Southwest logo]()
$137
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/34:05 pm -
1 stop4h 35m
Sat 10/105:15 pm -
1 stop3h 55m
Deal found 9/3![Southwest logo]()
$137
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/3010:55 am -
1 stop3h 40m
Mon 10/58:00 pm -
1 stop3h 55m
Deal found 9/1![Southwest logo]()
$137
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/28:10 pm -
1 stop4h 00m
Mon 10/58:00 pm -
1 stop3h 55m
Deal found 9/1![Southwest logo]()
$147
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 9/257:30 am -
1 stop4h 20m
Sun 9/276:35 am -
Nonstop1h 35m
Deal found 8/31![Southwest logo]()
$157
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/88:10 pm -
1 stop4h 05m
Sun 10/117:45 am -
Nonstop1h 30m
Deal found 8/31![Southwest logo]()
$167
Last-minute flights from San Jose to San DiegoDiscover last-minute flight deals from San Jose to San Diego. Data last updated September 4, 2026 and is based on user searches.
Discover last-minute flight deals from San Jose to San Diego. Data last updated September 4, 2026 and is based on user searches.
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/222:55 pm -
2 stops6h 00m
Fri 9/251:50 pm -
Nonstop1h 25m
Deal found 8/31![Southwest logo]()
$142
This Southwest deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/2310:55 am -
1 stop4h 30m
Wed 9/235:45 pm -
Nonstop1h 30m
Deal found 9/2![Southwest logo]()
$127
This Expedia deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:47 pm -
1 stop21h 30m
Sat 9/269:23 pm -
Nonstop1h 33m
Deal found 9/1![Multiple Airlines logo]()
$123
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/261:20 pm -
Nonstop1h 25m
Tue 9/292:10 pm -
2 stops6h 00m
Deal found 9/3![Southwest logo]()
$132
This CheapOair deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/281:38 pm -
1 stop6h 39m
Thu 10/19:03 pm -
1 stop15h 40m
Deal found 9/1![Frontier logo]()
$128
This Southwest deal was found by Cheapflights users on 8/31. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:00 pm -
1 stop3h 20m
Tue 9/297:05 am -
2 stops5h 45m
Deal found 8/31![Southwest logo]()
$138
This Expedia deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/110:47 pm -
1 stop21h 30m
Thu 10/88:34 pm -
1 stop16h 46m
Deal found 9/3![Frontier logo]()
$118
This Priceline deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:29 am -
Nonstop1h 37m
Wed 10/79:51 am -
Nonstop1h 29m
Deal found 9/2![Alaska Airlines logo]()
$134
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:45 pm -
Nonstop1h 35m
Sat 10/107:10 am -
Nonstop1h 25m
Deal found 9/3![Southwest logo]()
$117
This Trip.com deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/166:33 am -
Nonstop1h 39m
Fri 10/239:51 am -
Nonstop1h 29m
Deal found 9/1![Alaska Airlines logo]()
$131
This Alaska Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/245:15 pm -
Nonstop1h 28m
Wed 10/284:04 pm -
Nonstop1h 37m
Deal found 9/3![Alaska Airlines logo]()
$120
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 September 4, 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 September 4, 2026.
This Southwest deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/16:40 am -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Southwest logo]()
$59
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/284:00 pm -
1 stop3h 20m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Southwest logo]()
$64
This Orbitz deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Orbitz is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/2410:47 pm -
1 stop21h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Frontier logo]()
$65
This Trip.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:33 am -
Nonstop1h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Alaska Airlines logo]()
$66
This Southwest deal was found by Cheapflights users on 9/1. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:00 am -
1 stop3h 40m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/1![Southwest logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/22:41 pm -
1 stop5h 06m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Frontier logo]()
$71
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/292:55 pm -
2 stops6h 00m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Southwest logo]()
$74
This Expedia deal was found by Cheapflights users on 9/2. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/27:29 am -
Nonstop1h 37m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/2![Alaska Airlines logo]()
$76
This Trip.com deal was found by Cheapflights users on 9/4. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/186:33 am -
Nonstop1h 39m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/4![Alaska Airlines logo]()
$78
This Southwest deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/48:45 am -
Nonstop1h 35m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![Southwest logo]()
$79
This American Airlines deal was found by Cheapflights users on 9/3. Clicking the “Pick Dates ” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/296:00 am -
1 stop6h 03m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/3![American Airlines logo]()
$80
Find flight deals from San Jose to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from San Jose (SJC) to San Diego (SAN). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 4, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $117 (Southwest) |
One-way from | $59 (Southwest) |
Popular in | May |
Cheapest in | August |
Average price | $229 |
Good round-trip deal | $175 or less |
Good one-way deal | $103 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from San Jose to San Diego that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 4, 2026.
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
Cheapest round-trip
San JoseSan Diego
SJC San Jose - SAN San Diego
SJCSAN
San Jose
Sat 10/3
3:51 pm-5:20 pm
Nonstop1h 29m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$59
Quickest round-trip
San JoseSan Diego
SJC San Jose - SAN San Diego
SJCSAN
San Jose
Mon 9/28
10:25 am-11:50 am
Nonstop1h 25m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$59
San JoseSan Diego
SJC San Jose - SAN San Diego
SJCSAN
San Jose
Thu 12/3
2:20 pm-3:50 pm
Nonstop1h 30m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$59
San JoseSan Diego
SJC San Jose - SAN San Diego
SJCSAN
San Jose
Tue 9/22
6:40 am-10:35 am
1 stop3h 55m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$69
San JoseSan Diego
SJC San Jose - SAN San Diego
SJCSAN
San Jose
Tue 10/13
6:00 am-9:40 am
1 stop3h 40m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$69
San JoseSan Diego
SJC San Jose - SAN San Diego
SJCSAN
San Jose
Fri 9/25
2:40 pm-4:05 pm
Nonstop1h 25m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$69
San JoseSan Diego
SJC San Jose - SAN San Diego
SJCSAN
San Jose
Sun 10/11
9:40 pm-11:20 pm
Nonstop1h 40m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$69
San JoseSan Diego
SJC San Jose - SAN San Diego
SJCSAN
San Jose
Sun 10/18
7:00 am-10:17 am
1 stop3h 17m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
San JoseSan Diego
SJC San Jose - SAN San Diego
SJCSAN
San Jose
Sun 10/18
6:33 am-8:12 am
Nonstop1h 39m
San Diego
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$79
San JoseSan Diego
SJC San Jose - SAN San Diego
SJCSAN
San Jose
Thu 9/24
12:30 pm-1:55 pm
Nonstop1h 25m
San Diego
Mon 9/28
4:20 pm-5:50 pm
Nonstop1h 30m
$117
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from San Jose to San Diego
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Jose to San Diego in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on San Jose, California-San Diego flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Jose, California-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Jose, California-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San Jose, California-San Diego flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Jose, California-San Diego flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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?
To ensure you get the cheapest price possible for a flight from San Jose, California to San Diego, you should look to book at least 70 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
What is the cheapest month to book a flight from San Jose, California to San Diego?
Currently, August is the cheapest month in which you can book a flight from San Jose, California to San Diego (average of $216). Flying from San Jose, California to San Diego in May is currently the most expensive (average of $278). 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?
Find hourly flight availability from San Jose to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 4, 2026.
It’s typically best to fly out from San Jose, California to San Diego in the evening. Doing so could potentially save you 5% on the flight price compared to flying in the afternoon, which is usually more expensive.
What is the cheapest day to fly from San Jose, California to San Diego?
Use this chart to determine the cheapest time to fly round-trip from San Jose to San Diego. Price data was last updated on August 29, 2026.
Travelers seeking maximum savings on their San Jose, California to San Diego flight should consider departing on Tuesday at noon when fares are most often at their lowest. Sunday evenings flights should be avoided if possible as fares are typically the most expensive at this time.
How often are flights from San Jose to San Diego delayed?
About 22% 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 last year, Alaska Airlines have had the lowest number of delays on this route, with just 18% of flights being delayed.
The best insider tips for San Jose to San Diego flights
AI-powered summary based on content written by travel experts. AI can make mistakes.
Cheapflights partnered with top experts to bring you the best recommendations for your San Jose to San Diego trip
Our travel experts
Reviews of airlines servicing San Diego
Get insights into the airlines that provide service to San Diego. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to San Diego. Reviews last updated September 4, 2026.
Get a feel of what it's like to fly with Southwest,Alaska Airlines, andHawaiian Airlines from San Jose to San Diego by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Entertainment
7.5
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Entertainment
7.5
Comfort
8.0
Overall
8.0
Boarding
8.1
Food
7.0
Crew
8.6
Reviews
1 / 20
10.0
ExcellentWilliam Drew,Nov 2025
SJC - HNL
Related info for your journey
Find useful and relevant information for your journey from San Jose to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsEl Cajon
National City
Chula Vista
Coronado
Poway
San Ysidro
La Mesa
Santee
Julian
Lemon Grove
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Top 8 airlines flying from San Jose to San Diego
Discover the top 8 airlines that operate flights from San Jose to San Diego. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 4, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$45 | Average$98 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$77 | Average$138 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$82 | Average$176 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$95 | Average$264 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$97 | Average$246 | FlexibilityNo cancel fee | On-time85% | |
| Cheapest$98 | Average$244 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$117 | Average$263 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$217 | Average$427 | FlexibilityNo cancel fee | On-time71% |