$72+ Cheap flights from Riverside, CA to San Antonio (SAT)
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 3/3. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SAT
Nov 29 — Dec 61
1 adult, Economy
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Find cheap flights from Riverside to San Antonio 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 Riverside to San Antonio are usually found in September or August, booked 26 days in advance, depart on a Wednesday or Thursday and return on a Friday
Cheap flight deals from Riverside to San Antonio
Keep the following information in mind while searching for Riverside to San Antonio flight deals. Data was last updated October 30, 2025.
Most accurate provider | CheapOair 3 stars |
|---|---|
Most trusted provider | CheapOair 3 stars |
Round-trip from | $109 (Cheapflightsfares) |
One-way from | $72 (Frontier) |
Popular in | March |
Cheapest in | September |
Average price | $248 |
Find flight deals from Riverside to San Antonio
Cheapest flights from Riverside to San AntonioExplore the most affordable flight options available from Riverside to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
Explore the most affordable flight options available from Riverside to San Antonio. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 30, 2025.
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 12/62:12 pmLAX - SAT
Nonstop2h 47mSpirit Airlines
Tue 12/97:00 amSAT - LAX
Nonstop3h 26mSpirit Airlines
Deal found 10/28![Spirit Airlines logo]()
$109
This Priceline deal was found by Cheapflights users on 10/29. 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.
Wed 12/312:28 pmLAX - SAT
Nonstop2h 44mSpirit Airlines
Sat 12/67:00 amSAT - LAX
Nonstop3h 26mSpirit Airlines
Deal found 10/29![Spirit Airlines logo]()
$110
This Cheapflightsfares deal was found by Cheapflights users on 10/30. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/147:00 pmLAX - SAT
Nonstop2h 45mSpirit Airlines
Wed 11/196:45 amSAT - LAX
Nonstop3h 24mSpirit Airlines
Deal found 10/30![Spirit Airlines logo]()
$111
This Mytrip deal was found by Cheapflights users on 10/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/123:27 pmLAX - SAT
1 stop19h 52mMultiple Airlines
Wed 11/196:45 amSAT - LAX
Nonstop3h 24mMultiple Airlines
Deal found 10/29![Multiple Airlines logo]()
$114
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/156:10 amLAX - SAT
1 stop6h 18mSpirit Airlines
Wed 11/196:45 amSAT - LAX
Nonstop3h 24mSpirit Airlines
Deal found 10/30![Spirit Airlines logo]()
$116
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/212:28 pmLAX - SAT
Nonstop2h 44mSpirit Airlines
Fri 12/55:40 amSAT - LAX
Nonstop3h 24mSpirit Airlines
Deal found 10/28![Spirit Airlines logo]()
$118
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:40 pmLAX - SAT
1 stop4h 50mMultiple Airlines
Sun 12/75:40 amSAT - LAX
Nonstop3h 24mMultiple Airlines
Deal found 10/30![Multiple Airlines logo]()
$119
This Priceline deal was found by Cheapflights users on 10/30. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/51:40 pmLAX - SAT
1 stop4h 50mMultiple Airlines
Tue 12/97:00 amSAT - LAX
Nonstop3h 26mMultiple Airlines
Deal found 10/30![Multiple Airlines logo]()
$120
This Kiwi.com deal was found by Cheapflights users on 10/29. 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.
Wed 11/127:00 pmLAX - SAT
Nonstop2h 45mMultiple Airlines
Sat 11/154:20 pmSAT - LAX
1 stop5h 33mMultiple Airlines
Deal found 10/29![Multiple Airlines logo]()
$122
This CheapOair deal was found by Cheapflights users on 10/28. 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.
Tue 11/117:00 pmLAX - SAT
Nonstop2h 45mSpirit Airlines
Thu 11/136:45 amSAT - LAX
Nonstop3h 24mSpirit Airlines
Deal found 10/28![Spirit Airlines logo]()
$123
This Kiwi.com deal was found by Cheapflights users on 10/28. 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 11/146:10 amLAX - SAT
1 stop6h 18mSpirit Airlines
Tue 11/183:23 pmSAT - LAX
1 stop20h 21mSpirit Airlines
Deal found 10/28![Spirit Airlines logo]()
$124
This Cheapflightsfares deal was found by Cheapflights users on 10/28. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:12 amLAX - SAT
Nonstop2h 48mSpirit Airlines
Sun 12/75:40 amSAT - LAX
Nonstop3h 24mSpirit Airlines
Deal found 10/28![Spirit Airlines logo]()
$125
Cheapflights Fare Finder
Customize your flight search to find flights from Riverside to San Antonio 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 October 30, 2025.
Use the filters below to find and compare flights from Riverside to San Antonio that are best for you.
Fly from
Riverside
Fly to
San Antonio
Route
Depart
Return
Price
Los AngelesSan Antonio
LAX - SAT
LAXSAT
Los Angeles
Wed 12/10
2:40 pm-9:55 pm
1 stop5h 15m
San Antonio
Sat 12/13
5:40 am-11:10 am
1 stop7h 30m
$163
Los AngelesSan Antonio
LAX - SAT
LAXSAT
Los Angeles
Fri 1/16
6:58 pm-11:45 pm
Nonstop2h 47m
San Antonio
Sun 1/18
7:00 am-8:28 am
Nonstop3h 28m
$201
Los AngelesSan Antonio
LAX - SAT
LAXSAT
Los Angeles
Sat 12/13
2:00 pm-6:45 pm
Nonstop2h 45m
San Antonio
Mon 12/15
10:55 am-4:40 pm
2 stops7h 45m
$205
Los AngelesSan Antonio
LAX - SAT
LAXSAT
Los Angeles
Tue 12/2
9:40 am-2:25 pm
Nonstop2h 45m
San Antonio
Sat 12/6
5:40 am-11:10 am
1 stop7h 30m
$206
Los AngelesSan Antonio
LAX - SAT
LAXSAT
Los Angeles
Thu 12/4
12:40 pm-9:40 pm
1 stop7h 00m
San Antonio
Mon 12/8
10:55 am-4:40 pm
2 stops7h 45m
$215
Los AngelesSan Antonio
LAX - SAT
LAXSAT
Los Angeles
Fri 12/12
4:15 pm-11:30 pm
1 stop5h 15m
San Antonio
Sun 12/14
5:55 am-10:25 am
2 stops6h 30m
$215
Los AngelesSan Antonio
LAX - SAT
LAXSAT
Los Angeles
Mon 12/1
9:54 pm-1:17 pm
1 stop13h 23m
San Antonio
Tue 12/2
4:54 pm-7:53 pm
3 stops28h 59m
$256
Los AngelesSan Antonio
LAX - SAT
LAXSAT
Los Angeles
Sat 12/6
11:50 am-9:20 pm
1 stop7h 30m
San Antonio
Sun 12/7
5:55 am-10:25 am
2 stops6h 30m
$262
Los AngelesSan Antonio
LAX - SAT
LAXSAT
Los Angeles
Thu 12/4
2:40 pm-9:55 pm
1 stop5h 15m
San Antonio
Sun 12/7
5:55 am-10:25 am
2 stops6h 30m
$262
Los AngelesSan Antonio
LAX - SAT
LAXSAT
Los Angeles
Fri 11/14
7:29 pm-12:17 am
Nonstop2h 48m
San Antonio
Mon 11/17
6:00 am-7:20 am
Nonstop3h 20m
$273
Showing 1-10 of 21 results
Best time to book a flight from Riverside to San Antonio
Have a flexible travel schedule? Discover the best time to fly to San Antonio from Riverside with our price prediction graph.
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 Riverside to San Antonio
How far ahead should I book a flight from Riverside to San Antonio?
Use this chart to determine the optimal time to book a round-trip flight from Riverside to San Antonio. Price data was last updated on October 24, 2025.
Booking 26 days in advance of your planned departure date is, on average, the best time to get cheap flights from Riverside to San Antonio. 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 Riverside to San Antonio?
Currently, September is the cheapest month in which you can book a flight from Riverside to San Antonio (average of $58). Flying from Riverside to San Antonio in March is currently the most expensive (average of $97). 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 R1V to SAT?
Find hourly flight availability from Riverside to San Antonio. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated October 30, 2025.
When flying from Riverside to San Antonio, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 16% versus a flight in the evening.
What is the cheapest day to fly from Riverside to San Antonio?
Use this chart to determine the cheapest time to fly round-trip from Riverside to San Antonio. Price data was last updated on October 26, 2025.
Travelers seeking maximum savings on their Riverside to San Antonio flight should consider departing on Saturday evenings when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.
Reviews of airlines servicing San Antonio
Get insights into the airlines that provide service to San Antonio. 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 Antonio. Reviews last updated October 30, 2025.
Read reviews from past customers who have flown Southwest, Delta, and American Airlines from Riverside to San Antonio. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Food
7.0
Comfort
8.0
Entertainment
7.5
Crew
8.6
Overall
8.0
Boarding
8.1
Reviews
1 / 20
2.0
MediocreMike,Aug 2025
OKC - AUS
Related info for your journey
Find useful and relevant information for your journey from Riverside to San Antonio. 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 Antonio?
Book flights to San Antonio if you plan to visit one of these locationsNew Braunfels
Kerrville
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Alternative routes for Riverside to San Antonio
See prices for flight routes from nearby airports that may be better suited for you.
Top 7 airlines flying from Riverside to San Antonio
Discover the top 7 airlines that operate flights from Riverside to San Antonio. 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 2,558,603 searches. Data last updated October 30, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$73 | Average$208 | FlexibilityNo cancel fee | On-time65% | |
| Cheapest$107 | Average$203 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$113 | Average$332 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$179 | Average$397 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$179 | Average$373 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$249 | Average$963 | FlexibilityNo cancel fee | On-time75% | |
| Cheapest$270 | Average$407 | FlexibilityNo cancel fee | On-time69% |