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Cheap flights from Rapid City to Buffalo from $177

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Rapid City to Buffalo departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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0 bags

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Find the cheapest flights from Rapid City to Buffalo

Cheap round-trip flights

United Airlines Logo
10:22 am - 10:58 pmRAP-BUF
10h 36m2 stops
United Airlines Logo
12:15 pm - 8:26 pmBUF-RAP
10h 11m2 stops
$404United Airlines
Find Deal
Fri, Nov 14 - Tue, Nov 18
American Airlines Logo
5:18 am - 4:26 pmRAP-BUF
9h 08m1 stop
American Airlines Logo
5:20 am - 1:12 pmBUF-RAP
9h 52m2 stops
$444American Airlines
Find Deal
Fri, Nov 14 - Tue, Nov 18
American Airlines Logo
5:18 am - 4:26 pmRAP-BUF
9h 08m1 stop
American Airlines Logo
6:12 am - 1:12 pmBUF-RAP
9h 00m1 stop
$507American Airlines
Find Deal
Fri, Nov 14 - Tue, Nov 18

United Airlines flights from Rapid City to Buffalo

Our best United Airlines deals on Rapid City to Buffalo flight tickets
United Airlines
Nov 14
RAP10:22 amRapid City
10h 36m
2 stops
BUF10:58 pmBuffalo
Nov 18
BUF12:15 pmBuffalo
10h 11m
2 stops
RAP8:26 pmRapid City
$404
Find similar
United Airlines
Sep 12
RAP11:18 amRapid City
10h 41m
2 stops
BUF11:59 pmBuffalo
Sep 14
BUF5:54 pmBuffalo
19h 38m
2 stops
RAP11:32 amRapid City
$810
Find similar

American Airlines flights from Rapid City to Buffalo

Our best American Airlines deals on Rapid City to Buffalo flight tickets
American Airlines
Nov 14
RAP5:18 amRapid City
9h 08m
1 stop
BUF4:26 pmBuffalo
Nov 18
BUF5:20 amBuffalo
9h 52m
2 stops
RAP1:12 pmRapid City
$444
Find similar
American Airlines
Nov 14
RAP5:18 amRapid City
9h 08m
1 stop
BUF4:26 pmBuffalo
Nov 18
BUF6:12 amBuffalo
9h 00m
1 stop
RAP1:12 pmRapid City
$507
Find similar
American Airlines
Sep 12
RAP1:12 pmRapid City
6h 39m
1 stop
BUF9:51 pmBuffalo
Sep 14
BUF6:25 amBuffalo
6h 57m
1 stop
RAP11:22 amRapid City
$603
Find similar

momondo 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, momondo users made 832,500 searches. Data last updated September 4, 2025.
Use the filters below to find and compare flights from Rapid City to Buffalo that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Fri 11/14

10:22 am-10:58 pm

2 stops10h 36m

Buffalo

Tue 11/18

12:15 pm-8:26 pm

2 stops10h 11m

$404

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Fri 11/14

5:18 am-4:26 pm

1 stop9h 08m

Buffalo

Tue 11/18

5:20 am-1:12 pm

2 stops9h 52m

$444

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Fri 11/14

5:18 am-4:26 pm

1 stop9h 08m

Buffalo

Tue 11/18

6:12 am-1:12 pm

1 stop9h 00m

$507

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Wed 10/1

1:44 pm-9:13 pm

1 stop5h 29m

$177

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Wed 9/17

12:12 pm-6:14 pm

3 stops52h 02m

$217

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Wed 10/1

7:00 am-4:53 pm

2 stops7h 53m

$233

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Wed 9/17

12:12 pm-4:02 pm

2 stops49h 50m

$290

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Wed 10/1

11:23 am-6:14 pm

3 stops52h 51m

$316

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Wed 9/17

1:35 pm-4:52 pm

1 stop25h 17m

$611

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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How to get the cheapest flight ticket from Rapid City to Buffalo

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the cheapest day to depart on your flight to Buffalo?

Our data shows that Wednesday is the least expensive day to fly to Buffalo. Tickets to fly out on this day can be as low as $390. Flights from Rapid City to Buffalo on a Monday will generally be more expensive and average around $657. Keep in mind that these prices on both days could fluctuate depending on the season and the demand.

What is the cheapest time of day to depart on your flight to Buffalo?

At noon is the cheapest time of day to fly from Rapid City to Buffalo when you can find flight prices for as low as $408. Flying to Buffalo at noon is an ideal time because this is during off-peak travel hours. In the morning is when there is more demand to fly to Buffalo, so prices are often more expensive at around $517 per ticket.

Can stopping save me money on Rapid City to Buffalo flights?

You could potentially save up to 32% on your flight if you consider stops on a Rapid City to Buffalo flight.

When to book flights from Rapid City to Buffalo

Are you open to changing your travel dates? Check out the ideal times to fly from Rapid City to Buffalo according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap Rapid City to Buffalo (RAP to BUF) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Rapid City to Buffalo

Direct flights

None
There are no direct flights from Rapid City to Buffalo. There are no popular flight routes from Rapid City to Buffalo.
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  • How far is Rapid City to Buffalo by plane?

    A flight from Rapid City to Buffalo will travel around 1218.3 mi. In terms of flight time, this usually takes a little over 9h 08m.

  • When did momondo last update prices for flights from Rapid City Airport to Buffalo Airport?

    Prices for flights from Rapid City Airport to Buffalo Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from Rapid City Airport to Buffalo Airport?

  • How old do you have to be to fly from Rapid City Airport to Buffalo Airport?

    Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rapid City Airport to Buffalo Airport.

  • What documentation or ID do you need to fly to Buffalo Airport?

    The travel and health documents you'll need for your trip to Buffalo Airport may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Buffalo Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

  • What is the most popular airline from Rapid City to Buffalo?

Best airlines flying from Rapid City to Buffalo

Compare and see reviews for airlines that fly from Rapid City to Buffalo with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $293Free CancellationRating
7.4
8,939 reviews
Search United Airlines flights
American AirlinesPriceFrom $313Free CancellationRating
7.2
10,000 reviews
Search American Airlines flights

Traveling to a place near Buffalo?

Book flights to Buffalo if you plan to visit one of these locations
Batavia
Cheektowaga
Tonawanda
Williamsville
Amherst
Grand Island
Lockport
Orchard Park
West Seneca
East Aurora
Eden
Angola
Bowmansville

Why use momondo?

Why should I use momondo to find a flight deal from Rapid City to Buffalo?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Rapid City to Buffalo. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from Rapid City to Buffalo with flexible booking policies on momondo?

Flights from Rapid City to Buffalo with flexible booking policies can be found by using the search form above and then selecting our dedicated flexible booking filter, which will highlight only the flights where this policy is applied.

How can momondo help me find flights from Rapid City to Buffalo?

Once all potential Rapid City to Buffalo flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from Rapid City to Buffalo right now. Can momondo alert me if prices change?

Of course. momondo tracks the price of Rapid City to Buffalo flights. All you need is a valid email address and we will do the rest; it is that quick and easy.

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