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Riverside

$216+ Cheap flights from Rapid City (RAP) 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 7/8. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — LAX
Feb 14 — Feb 211
Sat 2/14
Sat 2/21
1 adult, Economy
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Cheap flight deals from Rapid City to Riverside

Keep the following information in mind while searching for Rapid City to Riverside flight deals. Data was last updated January 15, 2026.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$279
(United Airlines)

One-way from

$216
(United Airlines)

Popular in

August

Cheapest in

January

Average price

$309
Provider with most accurate pricing for Rapid City-Los Angeles flight deals.
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Provider most trusted by Cheapflights users for Rapid City-Los Angeles flights.
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From Rapid City to Riverside
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One-way flight from Rapid City to Riverside
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High demand for flights, 1% potential price rise
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Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find flight deals from Rapid City to Riverside

Cheapest flights from Rapid City to Riverside
Explore the most affordable flight options available from Rapid City to Riverside. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 15, 2026.

This United Airlines deal was found by Cheapflights users on 1/15. 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 2/612:35 pm
RAP
-
LAX
1 stop5h 50m
United Airlines
Fri 3/65:00 am
LAX
-
RAP
1 stop5h 05m
United Airlines
Deal found 1/15$279
This Delta deal was found by Cheapflights users on 1/14. 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 2/2610:54 am
RAP
-
LAX
1 stop6h 55m
Delta
Tue 3/39:56 am
LAX
-
RAP
2 stops11h 31m
Delta
Deal found 1/14$284
This Delta deal was found by Cheapflights users on 1/15. 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.
Fri 2/610:54 am
RAP
-
LAX
2 stops12h 49m
Delta
Fri 3/610:00 pm
LAX
-
RAP
2 stops11h 05m
Delta
Deal found 1/15$290
This Delta deal was found by Cheapflights users on 1/14. 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 4/911:03 am
RAP
-
LAX
1 stop6h 54m
Delta
Fri 4/1711:59 pm
LAX
-
RAP
1 stop9h 08m
Delta
Deal found 1/14$294
This Delta deal was found by Cheapflights users on 1/13. 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.
Wed 2/116:00 am
RAP
-
LAX
1 stop9h 01m
Delta
Wed 2/1811:35 am
LAX
-
RAP
2 stops9h 52m
Delta
Deal found 1/13$299
This Delta deal was found by Cheapflights users on 1/13. 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.
Wed 4/226:00 am
RAP
-
LAX
2 stops13h 14m
Delta
Tue 4/281:05 pm
LAX
-
RAP
1 stop8h 15m
Delta
Deal found 1/13$304
This United Airlines deal was found by Cheapflights users on 1/13. 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 5/165:25 pm
RAP
-
LAX
1 stop6h 13m
United Airlines
Sat 5/232:30 pm
LAX
-
RAP
1 stop5h 03m
United Airlines
Deal found 1/13$308
This Delta deal was found by Cheapflights users on 1/14. 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 1/2910:54 am
RAP
-
LAX
1 stop6h 55m
Delta
Mon 2/26:00 am
LAX
-
RAP
1 stop8h 25m
Delta
Deal found 1/14$309
This Delta deal was found by Cheapflights users on 1/15. 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.
Sat 2/710:54 am
RAP
-
LAX
2 stops8h 22m
Delta
Sat 3/711:55 pm
LAX
-
RAP
1 stop8h 25m
Delta
Deal found 1/15$334
This United Airlines deal was found by Cheapflights users on 1/15. 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 3/2710:00 am
RAP
-
LAX
1 stop6h 05m
United Airlines
Thu 4/25:00 am
LAX
-
RAP
1 stop7h 08m
United Airlines
Deal found 1/15$339

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City 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 January 15, 2026.
Use the filters below to find and compare flights from Rapid City to Riverside that are best for you.

Fly from

Rapid City

Fly to

Riverside

Route

Depart

Return

Price

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Wed 2/11

10:45 am-5:25 pm

1 stop7h 40m

Los Angeles

Wed 2/18

1:09 pm-6:54 pm

1 stop4h 45m

$279

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Thu 4/23

2:42 pm-7:20 pm

1 stop5h 38m

Los Angeles

Tue 4/28

2:53 pm-10:28 pm

1 stop6h 35m

$279

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Fri 2/6

12:35 pm-5:25 pm

1 stop5h 50m

Los Angeles

Fri 3/6

5:00 am-11:05 am

1 stop5h 05m

$279

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Wed 4/22

7:00 am-1:01 pm

1 stop7h 01m

Los Angeles

Tue 4/28

2:53 pm-8:44 pm

1 stop4h 51m

$279

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Thu 4/9

11:03 am-4:57 pm

1 stop6h 54m

Los Angeles

Fri 4/17

10:00 pm-10:07 am

2 stops11h 07m

$284

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Thu 2/26

10:54 am-4:49 pm

1 stop6h 55m

Los Angeles

Tue 3/3

9:56 am-10:27 pm

2 stops11h 31m

$284

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Fri 2/6

10:54 am-10:43 pm

2 stops12h 49m

Los Angeles

Fri 3/6

10:00 pm-10:05 am

2 stops11h 05m

$290

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Wed 2/11

6:00 am-2:01 pm

1 stop9h 01m

Los Angeles

Wed 2/18

11:35 am-10:27 pm

2 stops9h 52m

$299

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Sat 5/16

5:25 pm-10:38 pm

1 stop6h 13m

Los Angeles

Sat 5/23

2:30 pm-8:33 pm

1 stop5h 03m

$308

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Fri 1/30

7:00 am-1:03 pm

1 stop7h 03m

Los Angeles

Tue 2/3

7:01 am-1:12 pm

1 stop5h 11m

$309

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/13

Showing 1-10 of 13 results
1
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Best time to book a flight from Rapid City to Riverside

Have a flexible travel schedule? Discover the best time to fly to Riverside from Rapid City 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 Rapid City to Riverside

What is the cheapest month to book a flight from Rapid City to Riverside?

Currently, June is the cheapest month in which you can book a flight from Rapid City to Riverside (average of $151). Flying from Rapid City to Riverside in December is currently the most expensive (average of $348). 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 RAP to R1V?

Find hourly flight availability from Rapid City 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 January 15, 2026.

A simple way to save on the total cost of your ticket is to fly from Rapid City to Riverside in the afternoon. If you’re flexible enough to do this you can expect to save up to 67% on your trip compared to booking a flight in the morning.

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 January 15, 2026.
See what other customers who have flown with United Airlines from Rapid City to Riverside have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,164 reviews

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
United Airlines
7.4
Good
9,164 reviews
United Airlines
7.4
Good
9,164 reviews

Crew

8.1

Entertainment

7.1

Overall

7.4

Food

6.6

Comfort

7.3

Boarding

7.7

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.

Related info for your journey

Find useful and relevant information for your journey from Rapid City 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 Rapid City to Riverside?

    Located just 9.0 mi from the city center, Rapid City is the airport most travelers will use when flying to Riverside from Rapid City. Booking flights from Rapid City (RAP) to Riverside should be relatively easy as there are 0 daily outbound flights to Riverside from 1 airline.

  • How long is the flight from Rapid City to Riverside?

    For as low as $284, United Airlines can have you in Riverside from Rapid City in 6h 54m. The distance between Rapid City and Riverside is about 1076 mi. This flight may include one or multiple stops.

  • Can I find deals for flights from Rapid City to Riverside that include hotel bookings?

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

  • How can I find direct flights from Rapid City to Riverside?

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

  • Can I find deals for business class flights from Rapid City to Riverside?

    Yes. Cheapflights offers flight deals from Rapid City 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 Rapid City to Riverside?

    Currently, June is the cheapest month in which you can book a flight from Rapid City to Riverside (average of $151). Flying from Rapid City to Riverside in December is currently the most expensive (average of $348). 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.

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Top airline flying from Rapid City to Riverside

Discover the top airline that operate flights from Rapid City 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 January 15, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$258Average$428FlexibilityNo cancel feeOn-time69%

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