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$353+ 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 9/25. Fares are subject to change and may not be available on all flights or dates of travel.
RAP — BUF
Jul 6 — Jul 131
Sun 7/6
Sun 7/13
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 July 1, 2025.

Round-trip from

$353
(American Airlines)
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 July 1, 2025.

This American Airlines deal was found by Cheapflights users on 7/1. 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.
Thu 9/251:12 pmRAP - BUF
1 stop8h 41mAmerican Airlines
Mon 9/296:00 amBUF - RAP
2 stops8h 42mAmerican Airlines
Deal found 7/1$353
This United Airlines deal was found by Cheapflights users on 7/1. 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 9/258:30 amRAP - BUF
2 stops10h 43mUnited Airlines
Mon 9/295:55 pmBUF - RAP
3 stops28h 39mUnited Airlines
Deal found 7/1$640

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 July 1, 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

Thu 9/25

1:12 pm-11:53 pm

1 stop8h 41m

Buffalo

Mon 9/29

6:00 am-12:42 pm

2 stops8h 42m

$353

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Thu 9/25

8:30 am-9:13 pm

2 stops10h 43m

Buffalo

Mon 9/29

5:55 pm-8:34 pm

3 stops28h 39m

$640

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/1

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 July 1, 2025.
Read reviews from past customers who have flown United Airlines and American 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
8,858 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.0

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
8,858 reviews
United Airlines
7.4
Good
8,858 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.0

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!
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,858 reviews

Food

6.6

Comfort

7.3

Crew

8.1

Overall

7.4

Boarding

7.7

Entertainment

7.0

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.

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

    Cheapflights users have booked flights from Rapid City to Buffalo round-trip from $353. Another airline that can offer you cheap pricing is United Airlines.

  • 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 Rapid City?

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

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Top 2 airlines flying from Rapid City to Buffalo

Discover the top 2 airlines 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 July 1, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$273Average$398FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$293Average$418FlexibilityNo cancel feeOn-time69%

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