HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Riverside

$235+ Cheap flights from Rapid City (RAP) to Riverside, CA

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/30. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — LAX
Nov 28 — Dec 51
Fri 11/28
Fri 12/5
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Rapid City to Riverside 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.

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 October 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 10/27. 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.
Tue 12/3010:40 amRAP - LAX
1 stop26h 36mMultiple Airlines
Thu 1/86:00 amLAX - RAP
1 stop14h 20mMultiple Airlines
Deal found 10/27$235
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/224:25 pmRAP - LAX
1 stop8h 16mDelta
Tue 12/26:00 amLAX - RAP
1 stop7h 09mDelta
Deal found 10/28$259
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.
Sat 11/2211:04 amRAP - LAX
2 stops47h 36mMultiple Airlines
Tue 12/23:30 pmLAX - RAP
1 stop19h 20mMultiple Airlines
Deal found 10/28$277
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.
Sat 11/2211:04 amRAP - LAX
2 stops47h 36mMultiple Airlines
Sun 11/303:18 pmLAX - RAP
1 stop20h 55mMultiple Airlines
Deal found 10/28$279
This United Airlines 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/126:00 pmRAP - LAX
1 stop5h 47mUnited Airlines
Sat 11/225:00 amLAX - RAP
1 stop6h 40mUnited Airlines
Deal found 10/28$284
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/122:51 pmRAP - LAX
2 stops10h 08mDelta
Sat 11/226:04 amLAX - RAP
1 stop8h 41mDelta
Deal found 10/28$289
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.
Sat 11/2211:04 amRAP - LAX
2 stops47h 36mMultiple Airlines
Mon 12/16:00 amLAX - RAP
1 stop6h 13mMultiple Airlines
Deal found 10/28$297
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.
Sat 11/2211:04 amRAP - LAX
2 stops47h 36mMultiple Airlines
Fri 11/285:33 pmLAX - RAP
1 stop14h 40mMultiple Airlines
Deal found 10/28$298
This Delta 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/136:05 amRAP - LAX
1 stop8h 02mDelta
Mon 11/178:36 amLAX - RAP
1 stop6h 09mDelta
Deal found 10/29$309

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 October 29, 2025.

Most accurate provider

eDreams
3 stars

Most trusted provider

eDreams
3 stars

Round-trip from

$235
(Kiwi.com)

Popular in

January

Cheapest in

December

Average price

$433
Provider with most accurate pricing for Rapid City-Los Angeles flight deals.
Search Deals
Provider most trusted by Cheapflights users for Rapid City-Los Angeles flights.
Search Deals
From Rapid City to Riverside
Search Deals
High demand for flights, 0% potential price rise
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($14 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in October 2025
Search Deals

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 October 29, 2025.
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

Tue 12/30

10:40 am-7:42 am

2 stops22h 02m

Los Angeles

Thu 1/8

6:00 am-9:20 pm

1 stop14h 20m

$257

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Mon 1/12

4:40 pm-9:18 pm

1 stop5h 38m

Los Angeles

Mon 1/19

7:01 am-3:22 pm

1 stop7h 21m

$259

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Mon 1/12

10:54 am-4:49 pm

1 stop6h 55m

Los Angeles

Mon 1/19

6:15 am-3:25 pm

1 stop8h 10m

$259

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Thu 4/9

5:48 pm-10:54 pm

1 stop6h 06m

Los Angeles

Thu 4/16

5:00 am-11:13 am

1 stop5h 13m

$259

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Sat 11/22

11:04 am-9:40 am

2 stops47h 36m

Los Angeles

Tue 12/2

3:30 pm-11:50 am

1 stop19h 20m

$277

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Sat 11/22

11:04 am-9:40 am

2 stops47h 36m

Los Angeles

Sun 11/30

3:18 pm-1:13 pm

1 stop20h 55m

$279

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Wed 11/12

6:00 pm-10:47 pm

1 stop5h 47m

Los Angeles

Sat 11/22

5:00 am-12:40 pm

1 stop6h 40m

$284

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Wed 11/12

4:25 pm-11:41 pm

1 stop8h 16m

Los Angeles

Fri 11/21

6:04 am-2:11 pm

1 stop7h 07m

$289

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Fri 1/23

10:54 am-10:38 pm

2 stops12h 44m

Los Angeles

Mon 1/26

11:50 pm-10:13 am

1 stop9h 23m

$289

Rapid CityLos Angeles

RAP - LAX

RAPLAX

Rapid City

Sat 11/22

11:04 am-9:40 am

2 stops47h 36m

Los Angeles

Mon 12/1

6:00 am-1:13 pm

1 stop6h 13m

$297

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 11 results
1
2

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, December is the cheapest month in which you can book a flight from Rapid City to Riverside (average of $98). Flying from Rapid City to Riverside in March is currently the most expensive (average of $338). 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 October 29, 2025.

A simple way to save on the total cost of your ticket is to fly from Rapid City to Riverside in the evening. If you’re flexible enough to do this you can expect to save up to 60% on your trip compared to booking a flight in the morning.

How much does it cost to fly round-trip from Rapid City to Riverside?

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 October 29, 2025.
See what other customers who have flown with United Airlines and Allegiant Air 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
9,001 reviews

Overall

7.4

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

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
9,001 reviews
United Airlines
7.4
Good
9,001 reviews

Overall

7.4

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

Reviews

1 / 20
10.0
Excellent

Anonymous,Sep 2025

FRA - SFO

Lufthansa was amazing, I wish United States based airlines operated like them.
Allegiant Air
7.2
Good
695 reviews
United Airlines
7.4
Good
9,001 reviews

Overall

7.4

Comfort

7.3

Entertainment

7.1

Food

6.6

Boarding

7.7

Crew

8.1

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 2 different airlines.

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

    For as low as $259, United Airlines can have you in Riverside from Rapid City in 5h 38m. 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, December is the cheapest month in which you can book a flight from Rapid City to Riverside (average of $98). Flying from Rapid City to Riverside in March is currently the most expensive (average of $338). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Rapid City to Riverside

See prices for flight routes from nearby airports that may be better suited for you.
Sioux Falls to Las Vegas flights
Sioux Falls to Los Angeles flights
Rapid City to Las Vegas flights
Sioux Falls to San Diego flights
Sioux Falls to Ontario flights
Rapid City to Los Angeles flights
Rapid City to San Diego flights
Sioux Falls to Santa Ana flights
Sioux Falls to Reno flights
Sioux Falls to San Francisco flights
Rapid City to Sacramento flights
Sioux Falls to Palm Springs flights
Sioux Falls to Sacramento flights
Rapid City to Palm Springs flights
Aberdeen to Las Vegas flights
Sioux Falls to San Jose flights
Rapid City to Ontario flights
Sioux Falls to Fresno flights
Sioux Falls to Oakland flights
Rapid City to San Francisco flights
Rapid City to San Jose flights
Sioux Falls to Monterey flights
Rapid City to Santa Ana flights
Sioux Falls to Burbank flights
Sioux Falls to Bakersfield flights
Sioux Falls to Santa Barbara flights
Rapid City to Long Beach flights
Rapid City to Burbank flights
Rapid City to Oakland flights
Sioux Falls to Long Beach flights
Sioux Falls to Medford flights
Pierre to Santa Ana flights
Pierre to San Diego flights
Rapid City to Yuma flights

Top 2 airlines flying from Rapid City to Riverside

Discover the top 2 airlines 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 October 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
Allegiant AirCheapest$96Average$168FlexibilityNo cancel feeOn-time88%
United AirlinesCheapest$258Average$422FlexibilityNo cancel feeOn-time69%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.