$209+ Cheap flights from San José (SJO) to San Diego (SAN)
This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 4/29. Fares are subject to change and may not be available on all flights or dates of travel.
SJO — SAN
Apr 9 — Apr 161
Round-trip
1 adult, Economy
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Find cheap flights from San José 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.Cheap flight deals from San José to San Diego
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Best
Last-minute
One-way
Cheapest flights from San José to San DiegoExplore the most affordable flight options available from San José to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
Explore the most affordable flight options available from San José to San Diego. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.
This Copa Airlines deal was found by Cheapflights users on 3/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:05 am
SJO
- SAN
1 stop9h 25m
Copa Airlines
Fri 5/810:00 pm
SAN
- SJO
1 stop10h 06m
Copa Airlines
Deal found 3/9![Copa Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/208:40 am
SJO
- SAN
1 stop25h 00m
United Airlines
Mon 3/2311:03 am
SAN
- SJO
2 stops24h 12m
United Airlines
Deal found 3/9![United Airlines logo]()
$358
This Copa Airlines deal was found by Cheapflights users on 3/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/1710:05 am
SJO
- SAN
1 stop9h 25m
Copa Airlines
Sun 5/2410:00 pm
SAN
- SJO
3 stops17h 47m
Copa Airlines
Deal found 3/9![Copa Airlines logo]()
$360
This United Airlines deal was found by Cheapflights users on 3/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:13 am
SJO
- SAN
1 stop9h 52m
United Airlines
Thu 4/306:15 am
SAN
- SJO
1 stop12h 22m
United Airlines
Deal found 3/6![United Airlines logo]()
$367
This Copa Airlines deal was found by Cheapflights users on 3/7. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:46 am
SJO
- SAN
1 stop13h 44m
Copa Airlines
Sun 4/59:18 pm
SAN
- SJO
2 stops18h 30m
Copa Airlines
Deal found 3/7![Copa Airlines logo]()
$372
This BusinessClass deal was found by Cheapflights users on 3/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/208:40 am
SJO
- SAN
1 stop25h 00m
Multiple Airlines
Mon 3/235:00 pm
SAN
- SJO
1 stop17h 56m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$375
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Thu 4/92:49 pm
SJO
- SAN
1 stop28h 41m
Copa Airlines
Mon 4/139:18 pm
SAN
- SJO
1 stop23h 28m
Copa Airlines
Deal found 3/10![Copa Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/307:55 am
SJO
- SAN
2 stops26h 20m
United Airlines
Tue 5/56:20 am
SAN
- SJO
2 stops29h 01m
United Airlines
Deal found 3/10![United Airlines logo]()
$379
This BusinessClass deal was found by Cheapflights users on 3/8. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/152:08 pm
SJO
- SAN
1 stop10h 48m
GOL
Wed 5/2012:53 pm
SAN
- SJO
1 stop29h 31m
GOL
Deal found 3/8![GOL logo]()
$380
This Copa Airlines deal was found by Cheapflights users on 3/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:05 am
SJO
- SAN
1 stop9h 25m
Copa Airlines
Sun 5/1010:00 pm
SAN
- SJO
2 stops17h 47m
Copa Airlines
Deal found 3/9![Copa Airlines logo]()
$381
Best flights from San José to San DiegoDiscover carefully curated flight deals from San José to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
Discover carefully curated flight deals from San José to San Diego that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated March 10, 2026.
This Copa Airlines deal was found by Cheapflights users on 3/8. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/18:47 am
SJO
- SAN
1 stop10h 43m
Copa Airlines
Fri 5/810:00 pm
SAN
- SJO
1 stop8h 12m
Copa Airlines
Deal found 3/8![Copa Airlines logo]()
$355
This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/238:45 am
SJO
- SAN
1 stop24h 59m
United Airlines
Thu 4/306:20 am
SAN
- SJO
1 stop23h 55m
United Airlines
Deal found 3/9![United Airlines logo]()
$358
This Copa Airlines deal was found by Cheapflights users on 3/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/174:10 am
SJO
- SAN
1 stop15h 20m
Copa Airlines
Sun 5/2410:00 pm
SAN
- SJO
2 stops17h 47m
Copa Airlines
Deal found 3/9![Copa Airlines logo]()
$360
This Copa Airlines deal was found by Cheapflights users on 3/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/110:05 am
SJO
- SAN
1 stop9h 25m
Copa Airlines
Sun 5/1010:00 pm
SAN
- SJO
2 stops17h 47m
Copa Airlines
Deal found 3/9![Copa Airlines logo]()
$381
This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/167:55 am
SJO
- SAN
1 stop14h 30m
United Airlines
Mon 5/187:40 pm
SAN
- SJO
2 stops22h 57m
United Airlines
Deal found 3/9![United Airlines logo]()
$424
This United Airlines deal was found by Cheapflights users on 3/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:55 am
SJO
- SAN
2 stops32h 44m
United Airlines
Tue 5/56:26 pm
SAN
- SJO
1 stop11h 49m
United Airlines
Deal found 3/8![United Airlines logo]()
$453
This United Airlines deal was found by Cheapflights users on 3/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 4/67:55 am
SJO
- SAN
2 stops32h 44m
United Airlines
Sun 4/125:00 pm
SAN
- SJO
1 stop16h 11m
United Airlines
Deal found 3/8![United Airlines logo]()
$453
This United Airlines deal was found by Cheapflights users on 3/8. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/88:45 am
SJO
- SAN
1 stop16h 44m
United Airlines
Sun 4/125:00 pm
SAN
- SJO
1 stop16h 11m
United Airlines
Deal found 3/8![United Airlines logo]()
$462
Last-minute flights from San José to San DiegoDiscover last-minute flight deals from San José to San Diego. Data last updated March 10, 2026 and is based on user searches.
Discover last-minute flight deals from San José to San Diego. Data last updated March 10, 2026 and is based on user searches.
This Copa Airlines deal was found by Cheapflights users on 3/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 3/1610:08 am
SJO
- SAN
1 stop9h 06m
Copa Airlines
Wed 3/189:18 pm
SAN
- SJO
1 stop8h 47m
Copa Airlines
Deal found 3/9![Copa Airlines logo]()
$355
This deal was found by Cheapflights users on 3/10. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 3/1711:35 am
SJO
- SAN
1 stop11h 02m
United Airlines
Wed 4/296:15 am
SAN
- SJO
1 stop12h 22m
United Airlines
Deal found 3/10![United Airlines logo]()
$384
This United Airlines deal was found by Cheapflights users on 3/9. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/208:40 am
SJO
- SAN
1 stop25h 00m
United Airlines
Mon 3/2311:03 am
SAN
- SJO
2 stops24h 12m
United Airlines
Deal found 3/9![United Airlines logo]()
$358
This BusinessClass deal was found by Cheapflights users on 3/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/208:40 am
SJO
- SAN
1 stop25h 00m
Multiple Airlines
Mon 3/235:00 pm
SAN
- SJO
1 stop17h 56m
Multiple Airlines
Deal found 3/9![Multiple Airlines logo]()
$375
This Copa Airlines deal was found by Cheapflights users on 3/7. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 3/275:50 am
SJO
- SAN
1 stop13h 24m
Copa Airlines
Sun 4/59:18 pm
SAN
- SJO
2 stops18h 30m
Copa Airlines
Deal found 3/7![Copa Airlines logo]()
$381
This Copa Airlines deal was found by Cheapflights users on 3/9. 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 Copa Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/15:46 am
SJO
- SAN
1 stop13h 44m
Copa Airlines
Sun 4/59:18 pm
SAN
- SJO
2 stops18h 30m
Copa Airlines
Deal found 3/9![Copa Airlines logo]()
$360
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Thu 4/92:49 pm
SJO
- SAN
1 stop28h 41m
Copa Airlines
Mon 4/139:18 pm
SAN
- SJO
1 stop23h 28m
Copa Airlines
Deal found 3/10![Copa Airlines logo]()
$377
This United Airlines deal was found by Cheapflights users on 3/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/2311:13 am
SJO
- SAN
1 stop9h 52m
United Airlines
Thu 4/306:15 am
SAN
- SJO
1 stop12h 22m
United Airlines
Deal found 3/6![United Airlines logo]()
$367
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/308:45 am
SJO
- SAN
1 stop16h 43m
United Airlines
Sun 5/38:45 pm
SAN
- SJO
2 stops14h 36m
United Airlines
Deal found 3/10![United Airlines logo]()
$379
One-way flights from San José to San DiegoSearch for one-way flight options from San José to San Diego. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
Search for one-way flight options from San José to San Diego. Find affordable one-way fares based on user searches. Data last updated March 10, 2026.
This United Airlines deal was found by Cheapflights users on 3/7. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/291:25 pm
SJO
- SAN
2 stops21h 33m
United Airlines
Deal found 3/7![United Airlines logo]()
$209
This United Airlines deal was found by Cheapflights users on 3/5. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/411:13 am
SJO
- SAN
1 stop9h 37m
United Airlines
Deal found 3/5![United Airlines logo]()
$213
This BusinessClass deal was found by Cheapflights users on 3/9. 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 BusinessClass is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 5/188:45 am
SJO
- SAN
1 stop16h 43m
Copa Airlines
Deal found 3/9![Copa Airlines logo]()
$215
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 6/812:30 am
SJO
- SAN
1 stop21h 54m
United Airlines
Deal found 3/10![United Airlines logo]()
$219
This United Airlines deal was found by Cheapflights users on 3/6. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 6/1612:30 am
SJO
- SAN
2 stops20h 21m
United Airlines
Deal found 3/6![United Airlines logo]()
$223
This United Airlines deal was found by Cheapflights users on 3/10. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/412:30 am
SJO
- SAN
1 stop18h 11m
United Airlines
Deal found 3/10![United Airlines logo]()
$224
This Kiwi.com deal was found by Cheapflights users on 3/10. 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 4/132:20 am
SJO
- SAN
2 stops18h 44m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$233
This Kiwi.com deal was found by Cheapflights users on 3/5. 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 6/12:20 am
SJO
- SAN
2 stops15h 48m
Multiple Airlines
Deal found 3/5![Multiple Airlines logo]()
$240
This Kiwi.com deal was found by Cheapflights users on 3/10. 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.
Fri 4/102:20 am
SJO
- SAN
2 stops22h 42m
Multiple Airlines
Deal found 3/10![Multiple Airlines logo]()
$243
Find flight deals from San José to San Diego
Discover tips and strategies to find the most affordable flight options for your journey from San José (SJO) 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 March 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $294 (Copa Airlines) |
One-way from | $209 (United Airlines) |
Popular in | June |
Cheapest in | January |
Average price | $483 |
Cheapflights Fare Finder
Customize your flight search to find flights from San José 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 2,558,603 searches. Data last updated March 10, 2026.
Use the filters below to find and compare flights from San José to San Diego that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
San JoséSan Diego
SJO - SAN
SJOSAN
San José Juan Santamaria Intl
Fri 5/1
8:47 am-6:30 pm
1 stop10h 43m
San Diego
Fri 5/8
10:00 pm-7:12 am
1 stop8h 12m
$355
San JoséSan Diego
SJO - SAN
SJOSAN
San José Juan Santamaria Intl
Thu 4/23
8:45 am-8:44 am
1 stop24h 59m
San Diego
Thu 4/30
6:20 am-7:15 am
1 stop23h 55m
$358
San JoséSan Diego
SJO - SAN
SJOSAN
San José Juan Santamaria Intl
Sun 5/17
4:10 am-6:30 pm
1 stop15h 20m
San Diego
Sun 5/24
10:00 pm-4:47 pm
2 stops17h 47m
$360
San JoséSan Diego
SJO - SAN
SJOSAN
San José Juan Santamaria Intl
Fri 5/1
10:05 am-6:30 pm
1 stop9h 25m
San Diego
Sun 5/10
10:00 pm-4:47 pm
2 stops17h 47m
$381
San JoséSan Diego
SJO - SAN
SJOSAN
San José Juan Santamaria Intl
Sat 5/16
7:55 am-9:25 pm
1 stop14h 30m
San Diego
Mon 5/18
7:40 pm-7:37 pm
2 stops22h 57m
$424
San JoséSan Diego
SJO - SAN
SJOSAN
San José Juan Santamaria Intl
Mon 4/6
7:55 am-3:39 pm
2 stops32h 44m
San Diego
Tue 5/5
6:26 pm-7:15 am
1 stop11h 49m
$453
San JoséSan Diego
SJO - SAN
SJOSAN
San José Juan Santamaria Intl
Mon 4/6
7:55 am-3:39 pm
2 stops32h 44m
San Diego
Sun 4/12
5:00 pm-10:11 am
1 stop16h 11m
$453
San JoséSan Diego
SJO - SAN
SJOSAN
San José Juan Santamaria Intl
Wed 4/8
8:45 am-12:29 am
1 stop16h 44m
San Diego
Sun 4/12
5:00 pm-10:11 am
1 stop16h 11m
$462
Cheapest one-way
San JoséSan Diego
SJO - SAN
SJOSAN
San José Juan Santamaria Intl
Wed 7/8
12:30 am-11:54 pm
2 stops24h 24m
$209
San JoséSan Diego
SJO - SAN
SJOSAN
San José Juan Santamaria Intl
Mon 6/8
8:45 am-12:30 am
1 stop16h 45m
$209
Showing 1-10 of 19 resultsSorted by cheapest first
Compare providers for flights from San José 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 José to San Diego in March.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy2 stars | Trust Score*2 stars |
- Most accurate provider: When it comes to deals on San José-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 José-San Diego flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San José-San Diego flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on San José-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 José-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 José to San Diego
Have a flexible travel schedule? Discover the best time to fly to San Diego from San José with our price prediction graph.
SJO-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 José to San Diego
How far ahead should I book a flight from San José to San Diego?
Use this chart to determine the optimal time to book a round-trip flight from San José to San Diego. Price data was last updated on March 6, 2026.
To ensure you get the cheapest price possible for a flight from San José to San Diego, you should look to book at least 62 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 José to San Diego?
Currently, August is the cheapest month in which you can book a flight from San José to San Diego (average of $213). Flying from San José to San Diego in June is currently the most expensive (average of $319). 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.
How much does it cost to fly round-trip from San José to San Diego?
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 March 10, 2026.
Get a feel of what it's like to fly with Southwest,Copa Airlines, andUnited Airlines from San José 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.
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Crew
8.6
Entertainment
7.5
Food
7.0
Boarding
8.1
Comfort
8.0
Overall
8.0
Reviews
1 / 20
8.0
ExcellentWalter,Aug 2025
OAK - SAN
Related info for your journey
Find useful and relevant information for your journey from San José to San Diego. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Top 4 airlines flying from San José to San Diego
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| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$272 | Average$340 | FlexibilityNo cancel fee | On-time70% | |
| Cheapest$296 | Average$456 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$343 | Average$596 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$371 | Average$505 | FlexibilityNo cancel fee | On-time71% |