Cheap Flights from San Antonio, TX to San Diego, CA from $63

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On Cheapflightsplus.com you will find 203 connecting flights from San Antonio to San Diego. You can compare airfare deals from 5 airlines and multiple travel sites from $63, book and save on cheap plane tickets and last minute offers. Also check out SAT-SAN flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip San Antonio to San Diego Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $63 (one-way), $108 (round-trip).

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Best Flights from San Antonio to San Diego Today

Take a look at the list of non stop flights and flights with layovers from San Antonio to San Diego with the lowest price of $63. Take a look at the list of flights with layovers from San Antonio to San Diego from $63. There’re no direct flights. The fastest connecting flight – 5h 13m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $63 Find flight	09:19 San Antonio San Antonio	13:21 San Diego San Diego	6h 2m layover 1h 12m - Denver	Frontier Airlines	F92355 F94927
from $97 Find flight	14:37 San Antonio San Antonio	18:15 San Diego San Diego	5h 38m layover 1h 20m - Las Vegas	Spirit Airlines	NK1059 NK2907
from $98 Find flight	20:30 San Antonio San Antonio	19:10+1 день San Diego San Diego	24h 40m layover 20h 16m - Las Vegas	Frontier Airlines	F93417 F91465
from $159 Find flight	13:14 San Antonio San Antonio	18:15 San Diego San Diego	7h 1m layover 2h 43m - Las Vegas	Spirit Airlines	NK1023 NK2907
from $159 Find flight	13:14 San Antonio San Antonio	22:17 San Diego San Diego	11h 3m layover 6h 51m - Las Vegas	Spirit Airlines	NK1023 NK1496
from $172 Find flight	13:17 San Antonio San Antonio	18:02 San Diego San Diego	6h 45m layover 2h 27m - Las Vegas	Spirit Airlines	NK463 NK2907
from $188 Find flight	11:04 San Antonio San Antonio	18:15 San Diego San Diego	9h 11m layover 4h 55m - Las Vegas	Spirit Airlines	NK448 NK2907
from $188 Find flight	11:04 San Antonio San Antonio	22:17 San Diego San Diego	13h 13m layover 9h 3m - Las Vegas	Spirit Airlines	NK448 NK1496
from $209 Find flight	05:45 San Antonio San Antonio	08:58 San Diego San Diego	5h 13m layover 0h 55m - Las Vegas	Spirit Airlines	NK1776 NK294
from $209 Find flight	05:45 San Antonio San Antonio	15:29 San Diego San Diego	11h 44m layover 7h 25m - Las Vegas	Spirit Airlines	NK1776 NK1766
from $209 Find flight	13:52 San Antonio San Antonio	23:52 San Diego San Diego	12h 0m layover 7h 44m - Las Vegas	Spirit Airlines	NK188 NK191
from $223 Find flight	11:22 San Antonio San Antonio	23:56 San Diego San Diego	14h 34m layover 9h 47m - Denver	Frontier Airlines	F91945 F92711
from $154 Find flight	15:15 San Antonio San Antonio	06:40+1 день San Diego San Diego	17h 25m layover 3h 44m - Los Angeles 7h 50m - Las Vegas	Spirit Airlines	NK498 NK202 NK1496
from $154 Find flight	15:15 San Antonio San Antonio	08:06+1 день San Diego San Diego	18h 51m layover 3h 44m - Los Angeles 9h 11m - Las Vegas	Spirit Airlines	NK498 NK202 NK3795
from $163 Find flight	08:00 San Antonio San Antonio	18:15 San Diego San Diego	12h 15m layover 1h 24m - Los Angeles 4h 53m - Las Vegas	Spirit Airlines	NK498 NK1724 NK2907
from $183 Find flight	08:00 San Antonio San Antonio	15:45 San Diego San Diego	9h 45m layover 0h 43m - Los Angeles 2h 57m - San Jose	Spirit Airlines	NK498 NK468 NK1498

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on May 09, 2025

Flight Schedule San Antonio (Texas) to San Diego (California)

Full flight schedule will help you in detecting at what time planes fly from San Antonio to San Diego. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
05:45 — 08:58	05:45 — 06:50 NK1776 Spirit Airlines San Antonio — Las Vegas 55m stop 07:45 — 08:58 NK294 Spirit Airlines Las Vegas — San Diego	5h 13m including layover	Find flight from$209
05:45 — 15:29	05:45 — 06:50 NK1776 Spirit Airlines San Antonio — Las Vegas 7h 25m stop 14:15 — 15:29 NK1766 Spirit Airlines Las Vegas — San Diego	11h 44m including layover	Find flight from$209
06:15 — 10:45	06:05 — 07:04 NK1059 Spirit Airlines San Antonio — Las Vegas 2h 31m stop 11:02 — 12:20 NK1475 Spirit Airlines Las Vegas — San Diego	6h 30m including layover	Find flight from$97
06:15 — 14:11	06:05 — 07:04 NK1059 Spirit Airlines San Antonio — Las Vegas 5h 57m stop 12:55 — 14:15 NK3791 Spirit Airlines Las Vegas — San Diego	9h 56m including layover	Find flight from$97
07:21 — 11:07	07:21 — 08:28 UA397 United Airlines San Antonio — Houston 1h 2m stop 09:30 — 11:07 UA2491 United Airlines Houston — San Diego	5h 46m including layover	Find flight from$282
07:21 — 14:05	07:21 — 08:28 UA397 United Airlines San Antonio — Houston 3h 57m stop 12:25 — 14:05 UA2486 United Airlines Houston — San Diego	8h 44m including layover	Find flight from$282
08:49 — 21:10	08:49 — 10:12 UA1045 United Airlines San Antonio — Denver 9h 28m stop 19:40 — 21:10 UA540 United Airlines Denver — San Diego	14h 21m including layover	Find flight from$280
08:49 — 13:01	08:49 — 10:12 UA1045 United Airlines San Antonio — Denver 1h 19m stop 11:31 — 13:01 UA2381 United Airlines Denver — San Diego	6h 12m including layover	Find flight from$282
09:19 — 13:21	12:07 — 13:29 F92355 Frontier Airlines San Antonio — Denver 1h 12m stop 10:15 — 11:41 F94927 Frontier Airlines Denver — San Diego	6h 2m including layover	Find flight from$63
09:40 — 14:05	09:40 — 10:47 UA2105 United Airlines San Antonio — Houston 1h 38m stop 12:25 — 14:05 UA2486 United Airlines Houston — San Diego	6h 25m including layover	Find flight from$282
10:07 — 14:32	10:07 — 11:24 AS4004 Alaska Airlines San Antonio — Dallas 1h 52m stop 13:16 — 14:32 AS4112 Alaska Airlines Dallas — San Diego	6h 25m including layover	Find flight from$336
10:52 — 14:32	10:52 — 12:08 AS4327 Alaska Airlines San Antonio — Dallas 1h 8m stop 13:16 — 14:32 AS4112 Alaska Airlines Dallas — San Diego	5h 40m including layover	Find flight from$336
11:04 — 18:15	11:04 — 12:02 NK448 Spirit Airlines San Antonio — Las Vegas 4h 55m stop 16:57 — 18:15 NK2907 Spirit Airlines Las Vegas — San Diego	9h 11m including layover	Find flight from$188
11:32 — 07:05 +1 day	11:32 — 12:53 F92355 Frontier Airlines San Antonio — Denver 16h 42m stop 05:35 — 07:05 F92817 Frontier Airlines Denver — San Diego	21h 33m including layover	Find flight from$95
12:07 — 23:56	11:32 — 12:53 F92355 Frontier Airlines San Antonio — Denver 9h 1m stop 22:30 — 23:56 F92711 Frontier Airlines Denver — San Diego	13h 49m including layover	Find flight from$63
13:02 — 23:49	13:02 — 14:25 F92355 Frontier Airlines San Antonio — Denver 7h 50m stop 22:15 — 23:49 F94989 Frontier Airlines Denver — San Diego	12h 47m including layover	Find flight from$71
13:02 — 18:01	13:02 — 14:25 F92355 Frontier Airlines San Antonio — Denver 1h 57m stop 16:22 — 18:01 F94995 Frontier Airlines Denver — San Diego	6h 59m including layover	Find flight from$98
14:37 — 18:15	06:05 — 07:04 NK1059 Spirit Airlines San Antonio — Las Vegas 1h 20m stop 16:44 — 18:02 NK2907 Spirit Airlines Las Vegas — San Diego	5h 38m including layover	Find flight from$97
14:37 — 19:35	14:37 — 15:37 NK1059 Spirit Airlines San Antonio — Las Vegas 2h 45m stop 18:22 — 19:35 NK1496 Spirit Airlines Las Vegas — San Diego	6h 58m including layover	Find flight from$160
15:03 — 23:59	15:03 — 17:40 AS494 Alaska Airlines San Antonio — Seattle 3h 36m stop 21:16 — 23:59 AS1164 Alaska Airlines Seattle — San Diego	10h 56m including layover	Find flight from$308
16:00 — 19:51	16:00 — 17:07 UA2157 United Airlines San Antonio — Houston 1h 4m stop 18:30 — 20:10 UA1532 United Airlines Houston — San Diego	5h 51m including layover	Find flight from$282
16:00 — 22:00	16:00 — 17:07 UA2157 United Airlines San Antonio — Houston 3h 13m stop 20:20 — 22:00 UA1511 United Airlines Houston — San Diego	8h including layover	Find flight from$282
17:30 — 22:04	17:30 — 18:48 AS6364 Alaska Airlines San Antonio — Dallas 1h 58m stop 20:46 — 22:04 AS4645 Alaska Airlines Dallas — San Diego	6h 34m including layover	Find flight from$336
17:48 — 22:00	17:48 — 18:55 UA465 United Airlines San Antonio — Houston 1h 25m stop 20:20 — 22:00 UA1511 United Airlines Houston — San Diego	6h 12m including layover	Find flight from$282
18:40 — 10:05 +1 day	18:48 — 19:48 F93417 Frontier Airlines San Antonio — Las Vegas 13h 15m stop 14:16 — 15:36 F91469 Frontier Airlines Las Vegas — San Diego	17h 25m including layover	Find flight from$66
18:48 — 09:04 +1 day	18:48 — 19:48 F93417 Frontier Airlines San Antonio — Las Vegas 12h 2m stop 07:50 — 09:04 F91889 Frontier Airlines Las Vegas — San Diego	16h 16m including layover	Find flight from$66
19:30 — 00:14 +1 day	19:30 — 21:50 UA5394 United Airlines San Antonio — San Francisco 45m stop 22:35 — 00:14 UA2201 United Airlines San Francisco — San Diego	6h 44m including layover	Find flight from$282
19:31 — 23:58	19:31 — 20:50 AS4477 Alaska Airlines San Antonio — Dallas 1h 52m stop 22:42 — 23:58 AS4111 Alaska Airlines Dallas — San Diego	6h 27m including layover	Find flight from$336
20:30 — 19:10 +1 day	20:30 — 21:36 F93417 Frontier Airlines San Antonio — Las Vegas 20h 16m stop 17:52 — 19:10 F91465 Frontier Airlines Las Vegas — San Diego	24h 40m including layover	Find flight from$98

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on May 9, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from San Antonio to San Diego depends on and how to choose the most interesting flight option for you.

Distance between San Antonio and San Diego is 1814 miles. Time difference between the cities is 2h. Airplanes depart 05:00 to 20:36 from 5 San Antonio airports and arrive 05:00 to 20:36 to 11 San Diego airports. Average flight time is 7h 50m.

The fastest flight 5h 13m
Average flight time 7h 50m
The earliest flight 05:00
The latest flight 20:36
Distance 1128 ml

The cheapest months to travel to San Diego are november (from 63 $), december (from 71 $), january (from 98 $).

The most expensive months are february (from 98 $), january (from 98 $), december (from 71 $).

What is the lowest airfare San Antonio to San Diego?

The cheapest plane ticket found by our users is $63. This airfare is for economy class on one-way F92355 flight by Frontier Airlines for February 21, 2025 which leaves San Antonio in San Antonio at 09:19 am and arrives at San Diego San Diego at 13:21.

Economy class

$63

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Business class

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First class

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Popular Airlines on the Route

The flight San Antonio — San Diego is served by 5 regular airlines and 2 low-cost airlines. Most of the flights on this route are operated by Alaska Airlines - 78 departures per week at the price of from $ 308 . And the most expensive tickets are offered by Aeromexico airline - from $ 993.

Direct flights

There’re no direct flights on this route. Try flights with stops.

Connecting Flights

There are 203 flights with layovers on the route. The fastest connecting flight is NK1776 by Spirit Airlines takes 5h 13m and the cheapest is F92355 by Frontier Airlines for $63.

AS - Alaska Airlines

from $308

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F9 - Frontier Airlines

from $63

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UA - United Airlines

from $280

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AM - Aeromexico

from $938

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NK - Spirit Airlines

from $97

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See more connecting flights

Airports

You can fly from San Antonio to San Diego from 5 airports (Randolph AFB, Martindale AAF, San Antonio, Kelly AFB, Stinson Municipal).

San Antonio airports

Randolph AFB-RND

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Martindale AAF-MDA

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San Antonio-SAT

from $63
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Kelly AFB-SKF

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Stinson Municipal-SSF

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San Diego airports

San Diego-SAN

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San Diego Regional-USA

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Gillespie Field-SEE

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Golden Triangle Reg.-GTR

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El Cajon-CJN

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Lowndes County-UBS

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Miramar NAS-NKX

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Montgomery Field-MYF

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North Island NAS-NZY

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Brown Field Municipal-SDM

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AFB-CBM

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Airplanes

There are flights to San Diego from San Antonio by 5 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top Domestic Destinations from San Antonio

You may also consider searching for discounted plane tickets to some other popular places from San Antonio within United States.

San Antonio — Las Vegas

from $55

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San Antonio — Dallas

from $75

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San Antonio — New York

from $74

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San Antonio — Chicago

from $73

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San Antonio — Denver

from $80

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San Antonio — Seattle

from $67

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San Antonio — Houston

from $63

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San Antonio — Miami

from $70

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San Antonio — Los Angeles

from $57

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San Antonio — Atlanta

from $60

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Top International Destinations from San Antonio

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

San Antonio — Cancun

from $79

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San Antonio — Mexico City

from $73

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San Antonio — Guadalajara

from $65

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San Antonio — Toronto

from $61

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San Antonio — Vancouver

from $75

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San Antonio — Puerto Vallarta

from $54

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San Antonio — San Juan

from $76

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
Select the best flight that you like. Please, check the airports of departure and arrival. Select the best fare, but pay attention to the following flight details - airports of departure and arrival, flight duration and layovers. Please use filters and sort to find the best flight.
Click «Buy» when you are ready — our system will redirect you to the site that sells the selected flight ticket.
Fill in all passenger and payment information — passport and contact information, please double check all passengers’ names and make a payment for your itinerary.
That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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