United Airlines San Diego to San Antonio Flights

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Cheapflightsplus.com will find cheap United Airlines flights from San Diego to San Antonio. Compare airline ticket prices and book air tickets starting from $232 from trusted online travel agencies, web sites and directly from airlines. Check flights schedule of United Airlines, arrivals and departure details below.

Find Cheap Airfare San Diego (CA) — San Antonio (TX) by United Airlines

To find cheap tickets choose a day of your departure with attractive price on the graph below and click «Find flights». For round trip flights please click «Check prices for return flight». The cheapest airfare is in march: one-way - $232, two-way – $398.

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Cheap Flights from San Diego to San Antonio by United Airlines

Look at the list of plane tickets for the most connecting flights by United Airlines, their prices start from $232. There’re no direct flights. The fastest connecting flight – 5h 12m.

Price	Departure	Arrival	Flight Time	Airline	Flight
from $232 Find flight	8:00 am San Diego San Diego	5:43 pm San Antonio San Antonio	7h 43m layover 3h 24m - Houston	United Airlines	UA2472 UA6135
from $281 Find flight	3:11 pm San Diego San Diego	11:15 pm San Antonio San Antonio	6h 4m layover 1h 48m - Houston	United Airlines	UA1998 UA2142
from $358 Find flight	10:31 am San Diego San Diego	5:43 pm San Antonio San Antonio	5h 12m layover 0h 51m - Houston	United Airlines	UA2140 UA6135
from $394 Find flight	12:17 pm San Diego San Diego	7:39 pm San Antonio San Antonio	5h 22m layover 1h 2m - Houston	United Airlines	UA2230 UA1477
from $394 Find flight	12:17 pm San Diego San Diego	9:37 pm San Antonio San Antonio	7h 20m layover 3h 0m - Houston	United Airlines	UA2230 UA2338
from $473 Find flight	9:35 pm San Diego San Diego	11:28 am+1 день San Antonio San Antonio	11h 53m layover 3h 1m - Washington D.C.	United Airlines	UA2129 UA6069
from $287 Find flight	7:19 pm San Diego San Diego	8:33 am+1 день San Antonio San Antonio	11h 14m layover 2h 54m - San Francisco 1h 33m - Houston	United Airlines	UA505 UA505 UA6089

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*Departure and arrival times are local. Prices are for one-way flights. Information refreshed on 02/23/2025

United Airlines Flight Schedule San Diego to San Antonio

Below is a detailed 2025 flight schedule for today, tomorrow and all other days. It may vary depending on season and a day of the week of your desired trip. We recommend booking your itinerary at least 2 weeks prior your travel to get the best price and availability by the airline.

Departure	Flight Details	Flight Time	Price
10:31 am — 5:43 pm	10:16 am — 3:28 pm UA2140 United Airlines San Diego — Houston 51m stop 4:30 pm — 5:41 pm UA6135 United Airlines Houston — San Antonio	5h 12m including layover	Find flight from$358
10:31 am — 7:39 pm	10:16 am — 3:28 pm UA2140 United Airlines San Diego — Houston 2h 48m stop 6:22 pm — 7:30 pm UA1477 United Airlines Houston — San Antonio	7h 8m including layover	Find flight from$358
12:17 pm — 7:39 pm	12:17 pm — 5:25 pm UA2230 United Airlines San Diego — Houston 1h 2m stop 6:27 pm — 7:39 pm UA1477 United Airlines Houston — San Antonio	5h 22m including layover	Find flight from$394
12:17 pm — 9:37 pm	12:17 pm — 5:25 pm UA2230 United Airlines San Diego — Houston 3h stop 8:25 pm — 9:37 pm UA2338 United Airlines Houston — San Antonio	7h 20m including layover	Find flight from$394
3:11 pm — 11:15 pm	3:11 pm — 8:20 pm UA1998 United Airlines San Diego — Houston 1h 48m stop 10:08 pm — 11:15 pm UA2142 United Airlines Houston — San Antonio	6h 4m including layover	Find flight from$281
7:19 pm — 8:33 am +1 day	7:19 pm — 9:05 pm UA505 United Airlines San Diego — San Francisco 2h 54m stop 11:59 pm — 5:47 am UA505 United Airlines San Francisco — Houston 1h 33m stop 7:20 am — 8:33 am UA6089 United Airlines Houston — San Antonio	11h 14m including layover	Find flight from$287
8:00 am — 5:43 pm	8:01 am — 1:13 pm UA2472 United Airlines San Diego — Houston 3h 24m stop 4:30 pm — 5:44 pm UA6135 United Airlines Houston — San Antonio	7h 43m including layover	Find flight from$232
9:35 pm — 11:28 am +1 day	9:35 pm — 5:21 am UA2129 United Airlines San Diego — Washington D.C. 3h 1m stop 8:22 am — 11:28 am UA6069 United Airlines Washington D.C. — San Antonio	11h 53m including layover	Find flight from$473

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

*Departure and arrival times are local. Last updated on 02/23/2025

Flight Information

There are 9 flights by United Airlines from San Diego to San Antonio every week with departures from San Diego, AFB, Golden Triangle Reg., Lowndes County, San Diego Regional, El Cajon, Montgomery Field, Miramar NAS, North Island NAS, Brown Field Municipal, Gillespie Field. All flights arrive at San Antonio, Kelly AFB, Stinson Municipal, Randolph AFB, Martindale AAF.

Departures start from 10:31 am to 9:35 pm. Nonstop flight is 5h 12m. The time difference between San Diego and San Antonio is 2h.

The fastest flight 5h 12m
Average flight time 7h 14m
The earliest flight 10:31 am
The latest flight 9:35 pm
Distance 1128 ml

The cheapest months for traveling to San Antonio are january (from 232 $), february (from 233 $), december (from 358 $).

The cheapest flight by United Airlines that our users were able to find is $232. This airfare is economy class on one-way UA2472 flight for February 21, 2025 leaving San Diego in San Diego at 8:00 am, it includes all taxes and additional fees.

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United Airlines Airplanes on the Route

List of the most popular United Airlines airplanes flying from San Diego to San Antonio:

Other Popular Airlines on the Route

Besides United Airlines there are other 3 airline carriers between San Diego and San Antonio. Please review schedules and prices from the most popular airlines to find the best airfare deals from San Diego to San Antonio.

Nonstop flights

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

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Connecting Flights

List of flights with layovers (1 and more stops):

AS - Alaska Airlines

from $213

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F9 - Frontier Airlines

from $58

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NK - Spirit Airlines

from $80

Find

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How to book an air ticket yourself?

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