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Rapid City

$204+ Cheap flights from San Diego to Rapid City (SAN - RAP)

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 10/10. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — RAP
Oct 17 — Oct 241
Fri 10/17
Fri 10/24
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Rapid City are usually found in February or April, booked 53 days in advance, depart on a Tuesday or Wednesday and return on a Wednesday

Cheap 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 September 17, 2025.

Round-trip from

$237
(Kiwi.com)

One-way from

$204
(United Airlines)

Popular in

January

Cheapest in

February

Average price

$448
From San Diego to Rapid City
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One-way flight from San Diego to Rapid City
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Highest demand for flights based on searches. 14% potential increase in price ($75 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find 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 September 17, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/98:11 amSAN - RAP
1 stop24h 02mMultiple Airlines
Sat 10/187:40 pmRAP - SAN
1 stop12h 46mMultiple Airlines
Deal found 9/16$237
This American Airlines deal was found by Cheapflights users on 9/15. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/2811:35 amSAN - RAP
1 stop8h 44mAmerican Airlines
Tue 11/41:42 pmRAP - SAN
1 stop7h 38mAmerican Airlines
Deal found 9/15$259
This Kiwi.com deal was found by Cheapflights users on 9/16. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/11:35 pmSAN - RAP
1 stop26h 33mMultiple Airlines
Sun 10/55:58 pmRAP - SAN
1 stop18h 50mMultiple Airlines
Deal found 9/16$260
This Delta deal was found by Cheapflights users on 9/15. 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 10/246:25 amSAN - RAP
1 stop8h 25mDelta
Mon 11/36:05 amRAP - SAN
2 stops12h 55mDelta
Deal found 9/15$264
This Delta deal was found by Cheapflights users on 9/15. 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.
Tue 10/2810:20 pmSAN - RAP
2 stops10h 33mDelta
Tue 11/46:05 amRAP - SAN
1 stop7h 50mDelta
Deal found 9/15$279
This lol.travel deal was found by Cheapflights users on 9/16. 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/911:08 amSAN - RAP
2 stops8h 26mUnited Airlines
Sat 10/1812:56 pmRAP - SAN
2 stops7h 50mUnited Airlines
Deal found 9/16$323
This Delta deal was found by Cheapflights users on 9/15. 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 10/176:25 amSAN - RAP
1 stop8h 25mDelta
Sun 10/196:05 amRAP - SAN
1 stop7h 50mDelta
Deal found 9/15$324
This United Airlines deal was found by Cheapflights users on 9/15. 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.
Wed 10/1511:08 amSAN - RAP
2 stops8h 26mUnited Airlines
Wed 10/224:35 pmRAP - SAN
2 stops8h 06mUnited Airlines
Deal found 9/15$349

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 September 17, 2025.
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

Thu 10/9

8:11 am-9:13 am

1 stop24h 02m

Rapid City

Sat 10/18

7:40 pm-7:26 am

1 stop12h 46m

$237

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Tue 10/28

11:35 am-9:19 pm

1 stop8h 44m

Rapid City

Tue 11/4

1:42 pm-8:20 pm

1 stop7h 38m

$259

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Fri 10/24

6:25 am-3:50 pm

1 stop8h 25m

Rapid City

Mon 11/3

6:05 am-12:55 pm

1 stop7h 50m

$259

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Wed 10/15

6:53 am-12:37 pm

1 stop4h 44m

Rapid City

Wed 10/22

5:50 pm-10:15 pm

1 stop5h 25m

$259

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Thu 10/9

6:53 am-12:37 pm

1 stop4h 44m

Rapid City

Sat 10/18

12:56 pm-5:17 pm

1 stop5h 21m

$259

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Fri 10/10

11:15 am-5:00 pm

1 stop4h 45m

$204

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Sat 10/18

9:01 am-2:45 pm

1 stop4h 44m

$204

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Tue 9/23

1:35 pm-10:04 am

3 stops43h 29m

$293

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Tue 9/23

7:13 am-4:04 pm

1 stop7h 51m

$296

San DiegoRapid City

SAN - RAP

SANRAP

San Diego

Tue 9/23

11:23 am-10:30 pm

2 stops10h 07m

$301

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/14

Showing 1-10 of 11 results
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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 September 12, 2025.

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 35 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, January is the cheapest month in which you can book a flight from San Diego to Rapid City (average of $348). Flying from San Diego to Rapid City in June is currently the most expensive (average of $501). 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 RAP?

Find hourly flight availability from San Diego to Rapid City. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated September 17, 2025.

When flying from San Diego to Rapid City, 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 28% versus a flight in the morning.

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 September 17, 2025.
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
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
8.0
Very good
7,961 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
8,926 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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
10,000 reviews
Delta
8.0
Very good
7,961 reviews

Entertainment

7.9

Food

7.3

Overall

8.0

Comfort

7.9

Crew

8.5

Boarding

8.2

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?

    American Airlines and Delta can get you from San Diego to Rapid City in just under 8h 25m. Your travel time can differ by up to 19m. The distance between San Diego and Rapid City is about 1090 mi. This flight may include one or multiple stops.

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

    Delta, at $258, was found to be the cheapest airline from San Diego to Rapid City.Alternate airlines to your destination round-trip include United Airlines and American Airlines. Users have found that Delta is 42% 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, January is the cheapest month in which you can book a flight from San Diego to Rapid City (average of $348). Flying from San Diego to Rapid City in June is currently the most expensive (average of $501). 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
Deadwood
Keystone
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 September 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$258Average$374FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$278Average$435FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$343Average$403FlexibilityNo cancel feeOn-time71%

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