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Rapid City

$275+ Cheap flights from San Diego to Rapid City (SAN - RAP)

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 5/20. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — RAP
Mar 20 — Mar 271
Fri 3/20
Fri 3/27
1 adult, Economy
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Cheap flight deals from San Diego to Rapid City

Cheapest flights from San Diego to Rapid City
Explore the most affordable flight options available from San Diego to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 18, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/15. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/202:47 pm
SAN
-
RAP
1 stop21h 52m
Multiple Airlines
Wed 5/273:32 pm
RAP
-
SAN
1 stop18h 26m
Multiple Airlines
Deal found 2/15$275
This United Airlines deal was found by Cheapflights users on 2/16. 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 4/2911:01 am
SAN
-
RAP
2 stops8h 43m
United Airlines
Wed 5/65:20 am
RAP
-
SAN
1 stop4h 55m
United Airlines
Deal found 2/16$284
This United Airlines deal was found by Cheapflights users on 2/16. 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.
Tue 3/36:30 am
SAN
-
RAP
1 stop7h 47m
United Airlines
Sat 3/75:00 am
RAP
-
SAN
1 stop5h 20m
United Airlines
Deal found 2/16$309
This Kiwi.com deal was found by Cheapflights users on 2/18. 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.
Thu 6/49:53 am
SAN
-
RAP
2 stops10h 11m
Multiple Airlines
Thu 6/119:54 pm
RAP
-
SAN
1 stop21h 43m
Multiple Airlines
Deal found 2/18$320
This United Airlines deal was found by Cheapflights users on 2/18. 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.
Thu 6/256:35 am
SAN
-
RAP
1 stop7h 11m
United Airlines
Tue 6/304:41 pm
RAP
-
SAN
1 stop5h 05m
United Airlines
Deal found 2/18$323
This United Airlines deal was found by Cheapflights users on 2/16. 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 5/156:32 am
SAN
-
RAP
1 stop5h 37m
United Airlines
Sun 5/245:00 am
RAP
-
SAN
1 stop5h 02m
United Airlines
Deal found 2/16$324
This United Airlines deal was found by Cheapflights users on 2/18. 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 8/58:45 am
SAN
-
RAP
1 stop7h 23m
United Airlines
Wed 8/1212:50 pm
RAP
-
SAN
1 stop5h 20m
United Airlines
Deal found 2/18$359

Find flight deals from San Diego to Rapid City

Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Rapid City (RAP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated February 18, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$275
(Kiwi.com)

Popular in

March

Cheapest in

July

Average price

$375
Provider with most accurate pricing for San Diego-Rapid City flight deals.
Search Deals
Provider most trusted by Cheapflights users for San Diego-Rapid City flights.
Search Deals
From San Diego to Rapid City
Search Deals
Highest demand for flights based on searches. 1% potential increase in price ($7 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($13 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Rapid City 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 February 18, 2026.
Use the filters below to find and compare flights from San Diego to Rapid City that are best for you.

Fly from

San Diego

Fly to

Rapid City

Route

Depart

Return

Price

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Wed 4/29

11:01 am-8:44 pm

2 stops8h 43m

Rapid City

Wed 5/6

5:20 am-9:15 am

1 stop4h 55m

$284

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Tue 3/3

6:30 am-3:17 pm

1 stop7h 47m

Rapid City

Sat 3/7

5:00 am-9:20 am

1 stop5h 20m

$309

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Thu 6/4

9:53 am-9:04 pm

2 stops10h 11m

Rapid City

Thu 6/11

9:54 pm-6:37 pm

1 stop21h 43m

$320

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Thu 6/25

6:35 am-2:46 pm

1 stop7h 11m

Rapid City

Tue 6/30

4:41 pm-8:46 pm

1 stop5h 05m

$323

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Fri 5/15

6:32 am-1:09 pm

1 stop5h 37m

Rapid City

Sun 5/24

5:00 am-9:02 am

1 stop5h 02m

$324

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Wed 5/20

10:00 am-1:39 pm

2 stops26h 39m

Rapid City

Wed 5/27

3:32 pm-8:58 am

1 stop18h 26m

$338

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Wed 8/5

6:35 am-12:35 pm

1 stop5h 00m

Rapid City

Wed 8/12

8:35 am-2:53 pm

1 stop7h 18m

$359

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/16

Compare providers for flights from San Diego to Rapid City

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from San Diego to Rapid City in February.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Diego-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Diego-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Diego-Rapid City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Diego-Rapid City flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for San Diego-Rapid City flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

Best time to book a flight from San Diego to Rapid City

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Rapid City. Price data was last updated on February 13, 2026.

The price you pay for your flight from San Diego to Rapid City may vary depending on when you book. For the best chance of a lower fare, look to book 51 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, May is the cheapest month in which you can book a flight from San Diego to Rapid City (average of $258). Flying from San Diego to Rapid City in March is currently the most expensive (average of $344). 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.

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

Reviews of airlines servicing Rapid City

Get insights into the airlines that provide service to Rapid City. 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 Rapid City. Reviews last updated February 18, 2026.
Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from San Diego to Rapid City by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
7.9
Good
8,212 reviews

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
Delta
7.9
Good
8,212 reviews
Delta
7.9
Good
8,212 reviews

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
United Airlines
7.4
Good
9,321 reviews
Delta
7.9
Good
8,212 reviews

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin
American Airlines
7.2
Good
11,313 reviews
Delta
7.9
Good
8,212 reviews

Overall

7.9

Comfort

7.9

Food

7.2

Crew

8.5

Entertainment

7.8

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

Michael,Sep 2023

SMF - ATL

Not sufficient leg room and three seats are very tigh.t on 737 in economy main cabin

Related info for your journey

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

  • How long is the flight from San Diego to Rapid City?

    United Airlines can get you from San Diego to Rapid City in just under 8h 43m. Your travel time can differ by up to . The distance between San Diego and Rapid City is about 1090 mi.

  • What are the cheapest airlines flying from San Diego to Rapid City round-trip?

    American Airlines, at $258, was found to be the cheapest airline from San Diego to Rapid City.Alternate airlines to your destination round-trip include Delta and United Airlines. Users have found that American Airlines is 40% cheaper than the other options available to this destination.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from San Diego to Rapid City 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 Rapid City?

    Currently, May is the cheapest month in which you can book a flight from San Diego to Rapid City (average of $258). Flying from San Diego to Rapid City in March is currently the most expensive (average of $344). 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

Traveling to a place near Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Keystone
Deadwood
Sturgis
Spearfish

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Top 3 airlines flying from San Diego to Rapid City

Discover the top 3 airlines that operate flights from San Diego to Rapid City. 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 February 18, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$258Average$497FlexibilityNo cancel feeOn-time71%
DeltaCheapest$273Average$374FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$281Average$432FlexibilityNo cancel feeOn-time69%

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