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Cheap flights from Rapid City to Buffalo from $341

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Rapid City to Buffalo departing on 8/24. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

Find the cheapest flights from Rapid City to Buffalo

Cheap round-trip flights

Enter your travel dates to find the best prices.
American Airlines Logo
3:21 pm - 12:02 am-
6h 41m
American Airlines Logo
5:11 am - 11:15 am-
8h 04m
$341American Airlines
Mon, Aug 24 - Sun, Aug 30
American Airlines Logo
3:21 pm - 12:02 am-
6h 41m
American Airlines Logo
5:11 am - 11:15 am-
8h 04m
$359American Airlines
Thu, Aug 20 - Tue, Aug 25
American Airlines Logo
3:21 pm - 12:02 am-
6h 41m
American Airlines Logo
5:00 am - 11:15 am-
8h 15m
$364American Airlines
Thu, Aug 20 - Tue, Aug 25
American Airlines Logo
3:21 pm - 12:02 am-
6h 41m
American Airlines Logo
5:11 am - 11:15 am-
8h 04m
$374American Airlines
Thu, Aug 20 - Tue, Aug 25
American Airlines Logo
3:21 pm - 12:02 am-
6h 41m
American Airlines Logo
5:00 am - 2:50 pm-
11h 50m
$379American Airlines
Thu, Aug 20 - Tue, Aug 25
United Airlines Logo
7:05 am - 10:37 pm-
13h 32m
United Airlines Logo
11:40 am - 10:08 pm-
12h 28m
$439United Airlines
Sat, Dec 5 - Wed, Dec 9
United Airlines Logo
8:35 am - 10:37 pm-
12h 02m
United Airlines Logo
6:00 am - 5:03 pm-
13h 03m
$439United Airlines
Sat, Dec 5 - Wed, Dec 9
United Airlines Logo
7:05 am - 10:37 pm-
13h 32m
United Airlines Logo
11:40 am - 10:08 pm-
12h 28m
$474United Airlines
Sat, Dec 5 - Wed, Dec 9
United Airlines Logo
12:30 pm - 10:37 pm-
8h 07m
United Airlines Logo
8:55 am - 12:24 pm-
5h 29m
$476United Airlines
Fri, Sep 4 - Mon, Sep 7
United Airlines Logo
1:31 pm - 9:07 pm-
5h 36m
United Airlines Logo
6:55 am - 10:26 am-
5h 31m
$501United Airlines
Fri, Sep 4 - Mon, Sep 7

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American Airlines flights from Rapid City to Buffalo

Our best American Airlines deals on Rapid City to Buffalo flight tickets
American Airlines
Aug 24
RAP3:21 pmRapid City
6h 41m
1 stop
BUF12:02 amBuffalo
Aug 30
BUF5:11 amBuffalo
8h 04m
1 stop
RAP11:15 amRapid City
$341
American Airlines
Aug 20
RAP3:21 pmRapid City
6h 41m
1 stop
BUF12:02 amBuffalo
Aug 25
BUF5:11 amBuffalo
8h 04m
1 stop
RAP11:15 amRapid City
$359
American Airlines
Aug 20
RAP3:21 pmRapid City
6h 41m
1 stop
BUF12:02 amBuffalo
Aug 25
BUF5:00 amBuffalo
8h 15m
2 stops
RAP11:15 amRapid City
$364

United Airlines flights from Rapid City to Buffalo

Our best United Airlines deals on Rapid City to Buffalo flight tickets
United Airlines
Dec 5
RAP7:05 amRapid City
13h 32m
2 stops
BUF10:37 pmBuffalo
Dec 9
BUF11:40 amBuffalo
12h 28m
2 stops
RAP10:08 pmRapid City
$439
United Airlines
Dec 5
RAP7:05 amRapid City
13h 32m
2 stops
BUF10:37 pmBuffalo
Dec 9
BUF11:40 amBuffalo
12h 28m
2 stops
RAP10:08 pmRapid City
$474
United Airlines
Sep 4
RAP12:30 pmRapid City
8h 07m
1 stop
BUF10:37 pmBuffalo
Sep 7
BUF8:55 amBuffalo
5h 29m
1 stop
RAP12:24 pmRapid City
$476

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 August 4, 2026.
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

Cheapest round-trip

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Mon 8/24

3:21 pm-12:02 am

1 stop6h 41m

Buffalo

Sun 8/30

5:11 am-11:15 am

1 stop8h 04m

$341

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Thu 8/20

3:21 pm-12:02 am

1 stop6h 41m

Buffalo

Tue 8/25

5:11 am-11:15 am

1 stop8h 04m

$359

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Thu 8/20

3:21 pm-12:02 am

1 stop6h 41m

Buffalo

Tue 8/25

5:00 am-11:15 am

2 stops8h 15m

$364

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Thu 8/20

3:21 pm-12:02 am

1 stop6h 41m

Buffalo

Tue 8/25

5:11 am-11:15 am

1 stop8h 04m

$374

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Thu 8/20

3:21 pm-12:02 am

1 stop6h 41m

Buffalo

Tue 8/25

5:00 am-2:50 pm

2 stops11h 50m

$379

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Sat 12/5

7:05 am-10:37 pm

2 stops13h 32m

Buffalo

Wed 12/9

11:40 am-10:08 pm

2 stops12h 28m

$439

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Sat 12/5

8:35 am-10:37 pm

2 stops12h 02m

Buffalo

Wed 12/9

6:00 am-5:03 pm

2 stops13h 03m

$439

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Sat 12/5

7:05 am-10:37 pm

2 stops13h 32m

Buffalo

Wed 12/9

11:40 am-10:08 pm

2 stops12h 28m

$474

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Fri 9/4

12:30 pm-10:37 pm

1 stop8h 07m

Buffalo

Mon 9/7

8:55 am-12:24 pm

1 stop5h 29m

$476
Quickest round-trip

Rapid CityBuffalo

RAP - BUF

RAPBUF

Rapid City

Fri 9/4

1:31 pm-9:07 pm

1 stop5h 36m

Buffalo

Mon 9/7

6:55 am-10:26 am

1 stop5h 31m

$501

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

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

Fastest flight time

5h 36m

Direct flights

None
The fastest flight from Rapid City to Buffalo takes 5h 36m
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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Frequently asked questions about flying from Rapid City to Buffalo

  • 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 5h 36m.

  • 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 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.

Frequently asked questions about flying from Rapid City to Buffalo

  • How do I get Price Alerts for flights from Rapid City to Buffalo?

    You can take advantage of momondo’s Price Alerts by first searching for your flights to Rapid City from Buffalo. Flight offers will be shown to you in real-time. From there you can create a Price Alert by using our on-site widget.

  • How can I save money on flights from Rapid City to Buffalo with momondo?

    Leverage our AI within our “Price Forecast” tool, which predicts if it’s better to book now or wait until prices decrease. You can strategically pick the best days to fly and save money on your trip by using our “Price Calendar” tool. “Explore” shows an overview of how much it costs to fly to anywhere from a selected city or airport. Our “Discover” content is a great option for travel inspiration and money-saving tips, while “Price Alerts” will update you when prices change, so you can book when fares are right.

  • How does momondo find its flight prices?

    We compare prices from 700+ competitors to help you find the price that works best for you. momondo operates in over 30 international markets, bringing you access to a wide range of fares and deals. Search for your travel using momondo for a diverse range of options from airlines and OTAs.

Traveling to a place near Buffalo?

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

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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