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$331+ Cheap flights from Rapid City to Buffalo (RAP - BUF)

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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — BUF
Oct 16 — Oct 231
Thu 10/16
Thu 10/23
1 adult, Economy
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Cheap flight deals from Rapid City to Buffalo

Discover tips and strategies to find the most affordable flight options for your journey from Rapid City (RAP) to Buffalo (BUF). 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 16, 2025.

Round-trip from

$331
(lol.travel)
From Rapid City to Buffalo
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Find flight deals from Rapid City to Buffalo

Cheapest flights from Rapid City to Buffalo
Explore the most affordable flight options available from Rapid City to Buffalo. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 16, 2025.

This lol.travel 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 lol.travel is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/171:44 pmRAP - BUF
1 stop5h 29mUnited Airlines
Fri 10/247:07 amBUF - RAP
1 stop5h 06mUnited Airlines
Deal found 9/15$331
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.
Fri 10/174:28 pmRAP - BUF
2 stops16h 14mAmerican Airlines
Fri 10/2410:54 amBUF - RAP
2 stops12h 25mAmerican Airlines
Deal found 9/15$476
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.
Mon 10/139:56 amRAP - BUF
1 stop10h 50mUnited Airlines
Mon 10/207:07 amBUF - RAP
1 stop5h 06mUnited Airlines
Deal found 9/15$602
This American Airlines deal was found by Cheapflights users on 9/14. 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 11/145:18 amRAP - BUF
1 stop9h 08mAmerican Airlines
Mon 11/176:00 amBUF - RAP
2 stops17h 16mAmerican Airlines
Deal found 9/14$617
This United Airlines deal was found by Cheapflights users on 9/14. 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 11/63:18 pmRAP - BUF
1 stop5h 34mUnited Airlines
Sun 11/98:10 amBUF - RAP
1 stop6h 30mUnited Airlines
Deal found 9/14$639
This American Airlines deal was found by Cheapflights users on 9/14. 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.
Mon 9/296:12 pmRAP - BUF
1 stop20h 38mAmerican Airlines
Fri 10/35:25 pmBUF - RAP
1 stop21h 17mAmerican Airlines
Deal found 9/14$643

Cheapflights Fare Finder

 
Customize your flight search to find flights from Rapid City to Buffalo 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 16, 2025.
Use the filters below to find and compare flights from Rapid City to Buffalo that are best for you.

Fly from

Rapid City

Fly to

Buffalo

Route

Depart

Return

Price

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Fri 10/17

1:44 pm-9:13 pm

1 stop5h 29m

Buffalo

Fri 10/24

7:07 am-10:13 am

1 stop5h 06m

$331

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Fri 3/6

10:40 am-11:51 am

2 stops23h 11m

Buffalo

Tue 3/10

2:30 pm-10:14 pm

2 stops9h 44m

$533

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Fri 3/6

7:05 am-10:45 pm

1 stop13h 40m

Buffalo

Tue 3/10

1:55 pm-8:33 pm

2 stops8h 38m

$547

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Mon 10/13

9:56 am-10:46 pm

1 stop10h 50m

Buffalo

Mon 10/20

7:07 am-10:13 am

1 stop5h 06m

$602

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/15

Best time to book a flight from Rapid City to Buffalo

Have a flexible travel schedule? Discover the best time to fly to Buffalo 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.

Reviews of airlines servicing Buffalo

Get insights into the airlines that provide service to Buffalo. 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 Buffalo. Reviews last updated September 16, 2025.
Read reviews from past customers who have flown United Airlines from Rapid City to Buffalo. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,924 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!
United Airlines
7.4
Good
8,924 reviews
United Airlines
7.4
Good
8,924 reviews

Entertainment

7.1

Boarding

7.7

Comfort

7.3

Crew

8.1

Overall

7.4

Food

6.6

Reviews

1 / 20
2.0
Mediocre

Deb,Jan 2025

MKE - ORD

It was terrible! So much to say, but in a nutshell we used vouchers from United because our last trip with them was awful with many mishaps and errors made. Unfortunately, this trip was even worse!

Related info for your journey

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

    A quick flight from Rapid City to Buffalo can take about 5h 29m. United Airlines provides one of the quickest options available for as low as $331. Airlines will cover a distance of 1217 mi. This flight may include one or multiple stops.

  • What is the cheapest airline to fly from Rapid City to Buffalo round-trip?

    Cheapflights users have booked flights from Rapid City to Buffalo round-trip from $293.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Rapid City to Buffalo 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 Buffalo?

    Currently, January is the cheapest month in which you can book a flight from Rapid City to Buffalo (average of $256). Flying from Rapid City to Buffalo in December is currently the most expensive (average of $337). 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 Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Lockport
Orchard Park
Batavia
Williamsville
Eden
Amherst
West Seneca

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Rapid City to Buffalo

Discover the top airline that operate flights from Rapid City to Buffalo. 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 16, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$293Average$373FlexibilityNo cancel feeOn-time69%

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