$185+ Cheap flights from Buffalo to Rapid City (BUF - 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 8/29. Fares are subject to change and may not be available on all flights or dates of travel.
BUF — RAP
Aug 31 — Sep 71
Round-trip
1 adult, Economy
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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
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Cheapest flights from Buffalo to Rapid CityExplore 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 August 1, 2026.
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 August 1, 2026.
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Wed 10/147:00 am
BUF
- RAP
1 stop5h 15m
United Airlines
Mon 10/191:37 pm
RAP
- BUF
1 stop5h 10m
United Airlines
Deal found 7/29![United Airlines logo]()
$377
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:50 am
BUF
- RAP
1 stop5h 56m
American Airlines
Fri 8/213:21 pm
RAP
- BUF
1 stop6h 41m
American Airlines
Deal found 7/28![American Airlines logo]()
$415
This Delta deal was found by Cheapflights users on 7/29. 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.
Wed 10/1412:21 pm
BUF
- RAP
2 stops12h 09m
Delta
Mon 10/192:37 pm
RAP
- BUF
2 stops7h 22m
Delta
Deal found 7/29![Delta logo]()
$439
This Delta deal was found by Cheapflights users on 7/31. 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 9/157:25 pm
BUF
- RAP
1 stop4h 53m
Delta
Thu 10/110:42 am
RAP
- BUF
2 stops11h 10m
Delta
Deal found 7/31![Delta logo]()
$454
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/156:55 am
BUF
- RAP
1 stop5h 31m
United Airlines
Fri 8/2111:22 am
RAP
- BUF
2 stops10h 22m
United Airlines
Deal found 7/31![United Airlines logo]()
$469
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/147:00 am
BUF
- RAP
1 stop7h 21m
American Airlines
Mon 10/196:00 am
RAP
- BUF
2 stops14h 24m
American Airlines
Deal found 7/28![American Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 7/31. 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 9/157:25 pm
BUF
- RAP
1 stop4h 53m
Delta
Wed 9/306:48 am
RAP
- BUF
2 stops15h 04m
Delta
Deal found 7/31![Delta logo]()
$528
Best flights from Buffalo to Rapid CityDiscover carefully curated flight deals from Buffalo to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
Discover carefully curated flight deals from Buffalo to Rapid City that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated August 1, 2026.
This United Airlines deal was found by Cheapflights users on 7/29. 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.
Wed 10/147:00 am
BUF
- RAP
1 stop5h 15m
United Airlines
Mon 10/191:37 pm
RAP
- BUF
1 stop5h 10m
United Airlines
Deal found 7/29![United Airlines logo]()
$377
This Delta deal was found by Cheapflights users on 7/29. 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.
Wed 10/1412:21 pm
BUF
- RAP
2 stops12h 09m
Delta
Mon 10/192:37 pm
RAP
- BUF
2 stops7h 22m
Delta
Deal found 7/29![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 7/31. 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.
Mon 9/146:55 am
BUF
- RAP
1 stop5h 30m
United Airlines
Mon 9/281:37 pm
RAP
- BUF
1 stop5h 10m
United Airlines
Deal found 7/31![United Airlines logo]()
$479
This Delta deal was found by Cheapflights users on 7/27. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/107:25 pm
BUF
- RAP
1 stop4h 53m
Delta
Thu 9/172:30 pm
RAP
- BUF
2 stops18h 40m
Delta
Deal found 7/27![Delta logo]()
$593
This United Airlines deal was found by Cheapflights users on 7/27. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/108:55 am
BUF
- RAP
1 stop7h 57m
United Airlines
Thu 9/171:36 pm
RAP
- BUF
1 stop5h 31m
United Airlines
Deal found 7/27![United Airlines logo]()
$568
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/128:55 am
BUF
- RAP
1 stop5h 29m
United Airlines
Sat 9/2612:30 pm
RAP
- BUF
1 stop8h 13m
United Airlines
Deal found 7/31![United Airlines logo]()
$604
This United Airlines deal was found by Cheapflights users on 7/31. 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 9/1210:27 am
BUF
- RAP
2 stops12h 11m
United Airlines
Sun 9/271:37 pm
RAP
- BUF
1 stop5h 10m
United Airlines
Deal found 7/31![United Airlines logo]()
$610
This United Airlines deal was found by Cheapflights users on 7/28. 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.
Sat 8/156:55 am
BUF
- RAP
1 stop5h 31m
United Airlines
Fri 8/211:31 pm
RAP
- BUF
3 stops27h 29m
United Airlines
Deal found 7/28![United Airlines logo]()
$648
This United Airlines deal was found by Cheapflights users on 7/30. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/36:00 am
BUF
- RAP
2 stops12h 01m
United Airlines
Wed 8/510:23 am
RAP
- BUF
2 stops11h 36m
United Airlines
Deal found 7/30![United Airlines logo]()
$813
Last-minute flights from Buffalo to Rapid CityDiscover last-minute flight deals from Buffalo to Rapid City. Data last updated August 1, 2026 and is based on user searches.
Discover last-minute flight deals from Buffalo to Rapid City. Data last updated August 1, 2026 and is based on user searches.
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/316:32 am
BUF
- RAP
1 stop6h 42m
American Airlines
Mon 8/312:41 pm
RAP
- BUF
1 stop8h 06m
American Airlines
Deal found 7/29![American Airlines logo]()
$547
This American Airlines deal was found by Cheapflights users on 7/27. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/115:00 am
BUF
- RAP
2 stops11h 50m
American Airlines
Sat 8/155:06 pm
RAP
- BUF
2 stops14h 33m
American Airlines
Deal found 7/27![American Airlines logo]()
$609
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/136:55 am
BUF
- RAP
1 stop5h 31m
United Airlines
Mon 8/1712:30 pm
RAP
- BUF
1 stop8h 07m
United Airlines
Deal found 7/29![United Airlines logo]()
$729
This American Airlines deal was found by Cheapflights users on 7/28. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/156:50 am
BUF
- RAP
1 stop5h 56m
American Airlines
Fri 8/213:21 pm
RAP
- BUF
1 stop6h 41m
American Airlines
Deal found 7/28![American Airlines logo]()
$415
This United Airlines deal was found by Cheapflights users on 7/31. 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 8/156:55 am
BUF
- RAP
1 stop5h 31m
United Airlines
Fri 8/2111:22 am
RAP
- BUF
2 stops10h 22m
United Airlines
Deal found 7/31![United Airlines logo]()
$469
One-way flights from Buffalo to Rapid CitySearch for one-way flight options from Buffalo to Rapid City. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
Search for one-way flight options from Buffalo to Rapid City. Find affordable one-way fares based on user searches. Data last updated August 1, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/296:54 pm
BUF
- RAP
2 stops21h 46m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$185
This Kiwi.com deal was found by Cheapflights users on 7/31. 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 9/161:40 pm
BUF
- RAP
2 stops27h 04m
Multiple Airlines
Deal found 7/31![Multiple Airlines logo]()
$219
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/121:45 pm
BUF
- RAP
2 stops26h 59m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$220
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Wed 9/231:40 pm
BUF
- RAP
2 stops27h 04m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$237
This Kiwi.com deal was found by Cheapflights users on 7/27. 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.
Thu 10/221:13 pm
BUF
- RAP
3 stops34h 03m
Multiple Airlines
Deal found 7/27![Multiple Airlines logo]()
$279
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/261:45 pm
BUF
- RAP
2 stops26h 59m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$280
This Kiwi.com deal was found by Cheapflights users on 7/30. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/1510:02 pm
BUF
- RAP
2 stops25h 14m
Multiple Airlines
Deal found 7/30![Multiple Airlines logo]()
$294
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 August 1, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $377 (United Airlines) |
One-way from | $185 (Kiwi.com) |
Popular in | March |
Cheapest in | January |
Average price | $423 |
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 August 1, 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
Cheapest round-trip
Quickest round-trip
BuffaloRapid City
BUF - RAP
BUFRAP
Buffalo
Wed 10/14
7:00 am-10:15 am
1 stop5h 15m
Rapid City
Mon 10/19
1:37 pm-8:47 pm
1 stop5h 10m
$377
BuffaloRapid City
BUF - RAP
BUFRAP
Buffalo
Wed 10/14
12:21 pm-10:30 pm
2 stops12h 09m
Rapid City
Mon 10/19
2:37 pm-11:59 pm
2 stops7h 22m
$439
BuffaloRapid City
BUF - RAP
BUFRAP
Buffalo
Mon 9/14
6:55 am-10:25 am
1 stop5h 30m
Rapid City
Mon 9/28
1:37 pm-8:47 pm
1 stop5h 10m
$479
BuffaloRapid City
BUF - RAP
BUFRAP
Buffalo
Thu 9/10
8:55 am-2:52 pm
1 stop7h 57m
Rapid City
Thu 9/17
1:36 pm-9:07 pm
1 stop5h 31m
$568
BuffaloRapid City
BUF - RAP
BUFRAP
Buffalo
Thu 9/10
7:25 pm-10:18 pm
1 stop4h 53m
Rapid City
Thu 9/17
2:30 pm-11:10 am
2 stops18h 40m
$593
BuffaloRapid City
BUF - RAP
BUFRAP
Buffalo
Sat 9/12
8:55 am-12:24 pm
1 stop5h 29m
Rapid City
Sat 9/26
12:30 pm-10:43 pm
1 stop8h 13m
$604
BuffaloRapid City
BUF - RAP
BUFRAP
Buffalo
Sat 9/12
10:27 am-8:38 pm
2 stops12h 11m
Rapid City
Sun 9/27
1:37 pm-8:47 pm
1 stop5h 10m
$610
BuffaloRapid City
BUF - RAP
BUFRAP
Buffalo
Sat 8/15
6:55 am-10:26 am
1 stop5h 31m
Rapid City
Fri 8/21
1:31 pm-7:00 pm
3 stops27h 29m
$648
BuffaloRapid City
BUF - RAP
BUFRAP
Buffalo
Mon 8/3
6:00 am-4:01 pm
2 stops12h 01m
Rapid City
Wed 8/5
10:23 am-11:59 pm
2 stops11h 36m
$813
Cheapest one-way
BuffaloRapid City
BUF - RAP
BUFRAP
Buffalo
Sat 9/12
4:59 pm-10:18 pm
1 stop7h 19m
$329
Showing 1-10 of 17 resultsSorted by cheapest first
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 August.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- 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.
BUF-RAP
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
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 August 1, 2026.
Peruse reviews from past customers who have flown with United 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.
Food
6.7
Entertainment
7.1
Overall
7.4
Comfort
7.3
Boarding
7.7
Crew
8.1
Reviews
1 / 20
6.0
GoodDawn,Jul 2026
ORD - GRR
Food
6.7
Entertainment
7.1
Overall
7.4
Comfort
7.3
Boarding
7.7
Crew
8.1
Reviews
1 / 20
6.0
GoodDawn,Jul 2026
ORD - GRR
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.
Traveling to a place near Rapid City?
Book flights to Rapid City if you plan to visit one of these locationsKeystone
Deadwood
Sturgis
Spearfish
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Buffalo and Rapid City flights
Browse other Buffalo and Rapid City flight options. Last updated on August 1, 2026.
Other flights from Buffalo
Browse through other flights departing from Buffalo. Flights are based on user searches made on Cheapflights and were last updated on August 1, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
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Top airline flying from Buffalo to Rapid City
Discover the top airline 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 August 1, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$349 | Average$450 | FlexibilityNo cancel fee | On-time69% |