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Rapid City

$309+ Cheap flights from Buffalo to Rapid City (BUF - 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 4/15. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — RAP
Apr 9 — Apr 161
Thu 4/9
Thu 4/16
1 adult, Economy
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Cheap flight deals from Buffalo to Rapid City

Cheapest flights from Buffalo to Rapid City
Explore the most affordable flight options available from Buffalo to Rapid City. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 10, 2026.

This United Airlines deal was found by Cheapflights users on 3/8. 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 4/156:02 pm
BUF
-
RAP
1 stop5h 39m
United Airlines
Tue 4/212:47 pm
RAP
-
BUF
1 stop6h 23m
United Airlines
Deal found 3/8$309
This American Airlines deal was found by Cheapflights users on 3/8. 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 4/1511:49 am
BUF
-
RAP
2 stops12h 09m
American Airlines
Tue 4/216:00 am
RAP
-
BUF
2 stops13h 20m
American Airlines
Deal found 3/8$319
This United Airlines deal was found by Cheapflights users on 3/6. 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 6/107:00 am
BUF
-
RAP
1 stop5h 24m
United Airlines
Tue 6/231:35 pm
RAP
-
BUF
1 stop5h 28m
United Airlines
Deal found 3/6$389
This United Airlines deal was found by Cheapflights users on 3/6. 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 4/146:02 pm
BUF
-
RAP
1 stop5h 39m
United Airlines
Thu 4/1611:40 am
RAP
-
BUF
1 stop7h 03m
United Airlines
Deal found 3/6$391
This United Airlines deal was found by Cheapflights users on 3/5. 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 4/2510:50 am
BUF
-
RAP
2 stops12h 14m
United Airlines
Tue 4/282:47 pm
RAP
-
BUF
1 stop6h 23m
United Airlines
Deal found 3/5$394
This Kiwi.com deal was found by Cheapflights users on 3/6. 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 6/101:55 pm
BUF
-
RAP
2 stops33h 09m
Multiple Airlines
Wed 6/249:51 am
RAP
-
BUF
1 stop24h 25m
Multiple Airlines
Deal found 3/6$398
This United Airlines deal was found by Cheapflights users on 3/7. 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 7/117:00 am
BUF
-
RAP
1 stop5h 24m
United Airlines
Sat 7/181:35 pm
RAP
-
BUF
1 stop5h 28m
United Airlines
Deal found 3/7$412
This United Airlines deal was found by Cheapflights users on 3/8. 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 4/118:30 am
BUF
-
RAP
1 stop6h 38m
United Airlines
Wed 4/152:47 pm
RAP
-
BUF
1 stop6h 23m
United Airlines
Deal found 3/8$414

Find flight deals from Buffalo to Rapid City

Discover tips and strategies to find the most affordable flight options for your journey from Buffalo (BUF) 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 March 10, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$309
(United Airlines)

Popular in

March

Cheapest in

January

Average price

$713
Provider with most accurate pricing for Buffalo-Rapid City flight deals.
Search Deals
Provider most trusted by Cheapflights users for Buffalo-Rapid City flights.
Search Deals
From Buffalo to Rapid City
Search Deals
Highest demand for flights based on searches. 16% potential increase in price ($91 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 5% potential price decrease ($24 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Buffalo 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 March 10, 2026.
Use the filters below to find and compare flights from Buffalo to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

BuffaloRapid City

BUF - RAP

BUFRAP

Buffalo

Wed 4/15

6:02 pm-9:41 pm

1 stop5h 39m

Rapid City

Tue 4/21

2:47 pm-11:10 pm

1 stop6h 23m

$309

BuffaloRapid City

BUF - RAP

BUFRAP

Buffalo

Fri 4/17

8:30 am-1:08 pm

1 stop6h 38m

Rapid City

Wed 4/22

2:47 pm-11:10 pm

1 stop6h 23m

$309

BuffaloRapid City

BUF - RAP

BUFRAP

Buffalo

Fri 4/17

6:00 am-11:23 am

1 stop7h 23m

Rapid City

Wed 4/22

6:00 am-10:04 pm

2 stops14h 04m

$314

BuffaloRapid City

BUF - RAP

BUFRAP

Buffalo

Sat 4/25

10:50 am-9:04 pm

2 stops12h 14m

Rapid City

Tue 4/28

2:47 pm-11:10 pm

1 stop6h 23m

$394

BuffaloRapid City

BUF - RAP

BUFRAP

Buffalo

Tue 4/14

1:52 pm-10:28 pm

2 stops10h 36m

Rapid City

Thu 4/16

11:40 am-8:43 pm

1 stop7h 03m

$396

BuffaloRapid City

BUF - RAP

BUFRAP

Buffalo

Sat 4/11

8:30 am-1:08 pm

1 stop6h 38m

Rapid City

Wed 4/15

2:47 pm-11:10 pm

1 stop6h 23m

$414
Cheapest one-way

BuffaloRapid City

BUF - RAP

BUFRAP

Buffalo

Mon 3/16

2:59 pm-10:25 pm

2 stops9h 26m

$311

BuffaloRapid City

BUF - RAP

BUFRAP

Buffalo

Mon 3/16

8:17 am-1:13 pm

1 stop6h 56m

$316

BuffaloRapid City

BUF - RAP

BUFRAP

Buffalo

Wed 3/18

8:17 am-1:13 pm

1 stop6h 56m

$351

BuffaloRapid City

BUF - RAP

BUFRAP

Buffalo

Wed 3/18

7:00 am-3:18 pm

2 stops10h 18m

$356

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/9

Showing 1-10 of 13 resultsSorted by cheapest first
1
2

Compare providers for flights from Buffalo 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 Buffalo to Rapid City in March.
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 Buffalo-Rapid City flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Buffalo-Rapid City flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Buffalo-Rapid City flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Buffalo-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 Buffalo-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 Buffalo to Rapid City

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

How much does it cost to fly round-trip from Buffalo 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 March 10, 2026.
Peruse reviews from past customers who have flown with United Airlines and American Airlines from Buffalo to Rapid City to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
9,409 reviews

Entertainment

7.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
United Airlines
7.4
Good
9,409 reviews
United Airlines
7.4
Good
9,409 reviews

Entertainment

7.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family
American Airlines
7.1
Good
11,413 reviews
United Airlines
7.4
Good
9,409 reviews

Entertainment

7.1

Comfort

7.3

Overall

7.4

Boarding

7.7

Crew

8.1

Food

6.6

Reviews

1 / 20
10.0
Excellent

Dane,Jan 2026

TYS - IAD

It was a short flight, so no time for amenities. Just glad everything was quick and easy from boarding to arriving at my destination with my family

Related info for your journey

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

    For as low as $309, United Airlines can have you in Rapid City from Buffalo in 5h 39m. The distance between Buffalo and Rapid City is about 1217 mi. This flight may include one or multiple stops.

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

    United Airlines, at $326, was found to be the cheapest airline from Buffalo to Rapid City. An alternate airline flying to your destination would be American Airlines. United Airlines is currently priced 32% below the average price you’ll pay for this route.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Buffalo 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.

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 2 airlines flying from Buffalo to Rapid City

Discover the top 2 airlines that operate flights from Buffalo 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 March 10, 2026.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$326Average$445FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$328Average$579FlexibilityNo cancel feeOn-time71%

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