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$41+ Cheap flights from San Diego (SAN) to Riverside, CA

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 7/23. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — LAX
Jul 8 — Jul 151
Tue 7/8
Tue 7/15
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Riverside are usually found in July or August, booked 81 days in advance, depart on a Wednesday or Friday and return on a Tuesday

Cheap flight deals from San Diego to Riverside

Keep the following information in mind while searching for San Diego to Riverside flight deals. Data was last updated July 3, 2025.

Round-trip from

$86
(Spirit)

One-way from

$41
(FlightHub)

Popular in

March

Cheapest in

July

Average price

$179
From San Diego to Riverside
Search Deals
One-way flight from San Diego to Riverside
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Highest demand for flights based on searches. 12% potential increase in price ($29 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from San Diego to Riverside

Cheapest flights from San Diego to Riverside
Explore the most affordable flight options available from San Diego to Riverside. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 3, 2025.

This Spirit deal was found by Cheapflights users on 7/2. 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 Spirit is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 7/163:57 pmSAN - LAX
1 stop4h 19mSpirit Airlines
Sat 7/194:50 pmLAX - SAN
1 stop6h 16mSpirit Airlines
Deal found 7/2$86
This Mytrip deal was found by Cheapflights users on 6/30. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/146:15 amSAN - LAX
1 stop4h 10mMultiple Airlines
Sun 7/207:45 pmLAX - SAN
1 stop22h 25mMultiple Airlines
Deal found 6/30$111
This Booking.com deal was found by Cheapflights users on 7/2. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/1112:59 pmSAN - LAX
1 stop6h 53mFrontier
Sun 7/137:45 pmLAX - SAN
1 stop22h 25mFrontier
Deal found 7/2$157
This Delta deal was found by Cheapflights users on 7/3. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 7/247:35 pmSAN - LAX
Nonstop1h 15mDelta
Sun 7/279:59 pmLAX - SAN
Nonstop0h 55mDelta
Deal found 7/3$179
This Alaska Airlines deal was found by Cheapflights users on 7/1. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/310:07 pmSAN - LAX
1 stop17h 09mAlaska Airlines
Tue 11/186:00 amLAX - SAN
2 stops13h 05mAlaska Airlines
Deal found 7/1$196

Cheapflights Fare Finder

Customize your flight search to find flights from San Diego to Riverside 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 July 3, 2025.
Use the filters below to find and compare flights from San Diego to Riverside that are best for you.

Fly from

San Diego

Fly to

Riverside

Route

Depart

Return

Price

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Wed 7/16

3:57 pm-8:16 pm

1 stop4h 19m

Los Angeles

Sat 7/19

4:50 pm-11:06 pm

1 stop6h 16m

$86

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Mon 7/14

6:15 am-10:25 am

1 stop4h 10m

Los Angeles

Sun 7/20

7:45 pm-6:10 pm

1 stop22h 25m

$111

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Fri 7/11

12:59 pm-7:52 pm

1 stop6h 53m

Los Angeles

Sun 7/13

7:45 pm-6:10 pm

1 stop22h 25m

$157

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Thu 7/24

7:35 pm-8:50 pm

Nonstop1h 15m

Los Angeles

Sun 7/27

9:59 pm-10:54 pm

Nonstop0h 55m

$179

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Wed 7/23

6:15 am-10:25 am

1 stop4h 10m

$41

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Fri 8/8

1:03 pm-7:52 pm

1 stop6h 49m

$60

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Wed 7/23

6:15 am-7:52 pm

2 stops13h 37m

$97

San DiegoLos Angeles

SAN - LAX

SANLAX

San Diego

Tue 8/12

8:10 am-4:35 pm

2 stops8h 25m

$107

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/2

Best time to book a flight from San Diego to Riverside

Have a flexible travel schedule? Discover the best time to fly to Riverside from San Diego 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 San Diego to Riverside

How far ahead should I book a flight from San Diego to Riverside?

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Riverside. Price data was last updated on June 27, 2025.

To ensure you get the cheapest price possible for a flight from San Diego to Riverside, you should look to book at least 80 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 Diego to Riverside?

Currently, January is the cheapest month in which you can book a flight from San Diego to Riverside (average of $246). Flying from San Diego to Riverside in March is currently the most expensive (average of $326). 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 SAN to R1V?

Find hourly flight availability from San Diego to Riverside. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 3, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Diego to Riverside as you normally would.

What is the cheapest day to fly from San Diego to Riverside?

Use this chart to determine the cheapest time to fly round-trip from San Diego to Riverside. Price data was last updated on June 29, 2025.

Travelers seeking maximum savings on their San Diego to Riverside flight should consider departing on Friday at noon when fares are most often at their lowest. Monday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from San Diego to Riverside

Explore weekly flight availability from San Diego to Riverside. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 3, 2025.

The most flights from SAN to R1V are scheduled on a Wednesday (44 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (18 on average).

Reviews of airlines servicing Riverside

Get insights into the airlines that provide service to Riverside. 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 Riverside. Reviews last updated July 3, 2025.
Get a feel of what it's like to fly with Alaska Airlines, Delta, and Spirit Airlines from San Diego to Riverside by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

ZLO - LAX

I liked flying Alaska. One exception; On the flight from Manzanillo to LA the air conditioner was producing too much cold air that kept me cold during the flight.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

ZLO - LAX

I liked flying Alaska. One exception; On the flight from Manzanillo to LA the air conditioner was producing too much cold air that kept me cold during the flight.
Delta
8.0
Very good
7,982 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

ZLO - LAX

I liked flying Alaska. One exception; On the flight from Manzanillo to LA the air conditioner was producing too much cold air that kept me cold during the flight.
Spirit Airlines
6.3
Okay
8,086 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

ZLO - LAX

I liked flying Alaska. One exception; On the flight from Manzanillo to LA the air conditioner was producing too much cold air that kept me cold during the flight.
Frontier
5.9
Fair
3,286 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Boarding

8.1

Entertainment

7.1

Crew

8.5

Food

7.1

Overall

8.0

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

ZLO - LAX

I liked flying Alaska. One exception; On the flight from Manzanillo to LA the air conditioner was producing too much cold air that kept me cold during the flight.

Related info for your journey

Find useful and relevant information for your journey from San Diego to Riverside. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What airport do you fly from for flights from San Diego to Riverside?

    Located just 2.6 mi from the city center, San Diego is the airport most travelers will use when flying to Riverside from San Diego. Booking flights from San Diego (SAN) to Riverside should be relatively easy as there are 33 daily outbound flights to Riverside from 3 different airlines.

  • How popular is this San Diego to Riverside flight route?

    The San Diego to Riverside flight path was viewed by 64 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

  • What are the cheapest airlines to fly from San Diego to Riverside one-way?

    The cheapest airlines for a one-way flight from San Diego to Riverside are Spirit Airlines ($41), Frontier ($60), and Alaska Airlines ($107).

  • What are the most reliable airlines from San Diego to Riverside?

    Before booking your flight to Riverside from San Diego, check out the most reliable airlines to get you to your destination on time: Lufthansa (98%), China Eastern (97%), Austrian Airlines( 95%).

  • What are the cheapest flights from San Diego to Riverside?

    Looking at all options, your cheapest flight can be booked for $124. While the most popular route (San Diego - Los Angeles) can be booked for $86 on average our data indicates $1,972 when flying from San Diego to Riverside.

  • Can I find deals for flights from San Diego to Riverside that include hotel bookings?

    Yes. In addition to deals on San Diego to Riverside flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from San Diego to Riverside?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from San Diego to Riverside.

  • Can I find deals for business class flights from San Diego to Riverside?

    Yes. Cheapflights offers flight deals from San Diego to Riverside by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from San Diego to Riverside?

    Currently, January is the cheapest month in which you can book a flight from San Diego to Riverside (average of $246). Flying from San Diego to Riverside in March is currently the most expensive (average of $326). 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.

See more FAQs

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Top 3 airlines flying from San Diego to Riverside

Discover the top 3 airlines that operate flights from San Diego to Riverside. 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 July 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$88Average$120FlexibilityNo cancel feeOn-time65%
DeltaCheapest$159Average$188FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$164Average$238FlexibilityNo cancel feeOn-time69%

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