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$155+ Cheap flights from Rapid City to San Francisco (RAP - SFO)

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 8/27. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — SFO
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
1 adult, Economy
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Cheap flight deals from Rapid City to San Francisco

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to San Francisco (SFO). 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 July 1, 2025.

Round-trip from

$259
(Delta)

One-way from

$155
(Delta)

Popular in

December

Cheapest in

January

Average price

$364
From Rapid City to San Francisco
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One-way flight from Rapid City to San Francisco
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High demand for flights, 7% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($8 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 Rapid City to San Francisco

Cheapest flights from Rapid City to San Francisco
Explore the most affordable flight options available from Rapid City to San Francisco. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 1, 2025.

This Delta deal was found by Cheapflights users on 6/29. 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 9/254:24 pmRAP - SFO
1 stop8h 35mDelta
Tue 9/306:00 amSFO - RAP
1 stop6h 46mDelta
Deal found 6/29$259
This United Airlines deal was found by Cheapflights users on 6/29. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/145:30 amRAP - SFO
1 stop5h 15mUnited Airlines
Sun 8/176:30 amSFO - RAP
1 stop5h 16mUnited Airlines
Deal found 6/29$271
This American Airlines 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/275:39 amRAP - SFO
1 stop9h 48mAmerican Airlines
Mon 9/16:10 amSFO - RAP
1 stop10h 32mAmerican Airlines
Deal found 6/30$309
This Mytrip deal was found by Cheapflights users on 6/29. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 7/279:49 pmRAP - SFO
3 stops38h 16mMultiple Airlines
Sun 8/311:59 pmSFO - RAP
1 stop15h 28mMultiple Airlines
Deal found 6/29$438

Cheapflights Fare Finder

Customize your flight search to find flights from Rapid City to San Francisco 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 1, 2025.
Use the filters below to find and compare flights from Rapid City to San Francisco that are best for you.

Fly from

Rapid City

Fly to

San Francisco

Route

Depart

Return

Price

Rapid CitySan Francisco

RAP - SFO

RAPSFO

Rapid City

Thu 9/25

4:24 pm-11:59 pm

1 stop8h 35m

San Francisco

Tue 9/30

6:00 am-1:46 pm

1 stop6h 46m

$259

Rapid CitySan Francisco

RAP - SFO

RAPSFO

Rapid City

Thu 8/14

5:30 am-9:45 am

1 stop5h 15m

San Francisco

Sun 8/17

6:30 am-12:46 pm

1 stop5h 16m

$271

Rapid CitySan Francisco

RAP - SFO

RAPSFO

Rapid City

Wed 8/27

5:39 am-2:27 pm

1 stop9h 48m

San Francisco

Mon 9/1

6:10 am-5:42 pm

1 stop10h 32m

$309

Rapid CitySan Francisco

RAP - SFO

RAPSFO

Rapid City

Sun 7/27

9:49 pm-11:05 am

3 stops38h 16m

San Francisco

Sun 8/3

11:59 pm-4:27 pm

1 stop15h 28m

$438

Rapid CitySan Francisco

RAP - SFO

RAPSFO

Rapid City

Wed 8/27

6:25 am-1:30 pm

1 stop8h 05m

$155

Rapid CitySan Francisco

RAP - SFO

RAPSFO

Rapid City

Sat 10/11

5:50 pm-10:57 pm

1 stop6h 07m

$233

Rapid CitySan Francisco

RAP - SFO

RAPSFO

Rapid City

Thu 7/10

10:26 am-6:43 pm

1 stop9h 17m

$286

Rapid CitySan Francisco

RAP - SFO

RAPSFO

Rapid City

Mon 7/7

5:21 pm-10:53 pm

1 stop6h 32m

$386

Rapid CitySan Francisco

RAP - SFO

RAPSFO

Rapid City

Sat 8/9

10:14 am-11:48 am

2 stops26h 34m

$402

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/29

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

Have a flexible travel schedule? Discover the best time to fly to San Francisco 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 San Francisco

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

Currently, January is the cheapest month in which you can book a flight from Rapid City to San Francisco (average of $276). Flying from Rapid City to San Francisco in June is currently the most expensive (average of $360). 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 SFO?

Find hourly flight availability from Rapid City to San Francisco. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 1, 2025.

It’s typically best to fly out from Rapid City to San Francisco in the afternoon. Doing so could potentially save you 20% on the flight price compared to flying at noon, which is usually more expensive.

Reviews of airlines servicing San Francisco

Get insights into the airlines that provide service to San Francisco. 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 San Francisco. Reviews last updated July 1, 2025.
See what other customers who have flown with Delta, United Airlines, and American Airlines from Rapid City to San Francisco have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Delta
8.0
Very good
7,974 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Delta
8.0
Very good
7,974 reviews
Delta
8.0
Very good
7,974 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
United Airlines
7.4
Good
8,858 reviews
Delta
8.0
Very good
7,974 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
American Airlines
7.2
Good
10,000 reviews
Delta
8.0
Very good
7,974 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception
Sun Country Air
6.9
Okay
340 reviews
Delta
8.0
Very good
7,974 reviews

Crew

8.5

Food

7.3

Comfort

7.9

Entertainment

7.9

Boarding

8.2

Overall

8.0

Reviews

1 / 20
10.0
Excellent

Aaron,Oct 2024

TUS - LAX

Delta has consistently been the best U.S. airline for my travels and this flight was no exception

Related info for your journey

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

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

    Our cheapest airline available from Rapid City to San Francisco is Delta. Our recent data shows that you can find tickets from as low as $259 on this airline. Additional options worth looking into are United Airlines and American Airlines, starting at $271 and $309 round-trip. Delta is currently priced 33% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Rapid City to San Francisco one-way?

    $155 is the cheapest one-way deal found within the past few days, from Delta. You may also be able to find cheap deals on United Airlines and American Airlines, with prices starting from $233 and $286, respectively.

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

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

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

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

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

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

    Currently, January is the cheapest month in which you can book a flight from Rapid City to San Francisco (average of $276). Flying from Rapid City to San Francisco in June is currently the most expensive (average of $360). 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
Roseville
Mountain View
South San Francisco
Livermore
Santa Cruz
Turlock
Manteca
Watsonville
Fairfield
Antioch
Hollister
Milpitas
Sunnyvale
Newark
Alameda
Hayward
Daly City
Campbell
Capitola
Foster City

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Top 2 airlines flying from Rapid City to San Francisco

Discover the top 2 airlines that operate flights from Rapid City to San Francisco. 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 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$259Average$386FlexibilityNo cancel feeOn-time69%
DeltaCheapest$264Average$329FlexibilityNo cancel feeOn-timeN/A

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