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Keystone

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Keystone Flights as Low as $198

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

United
Tue, May 20 - Tue, May 27
DEN
Denver Intl.
RAP
Rapid City Regional
$198 Roundtrip, found 18 hours ago
$198
Roundtrip
found 18 hours ago
Select United flight, departing Tue, May 20 from Denver Intl. to Rapid City Regional, returning Tue, May 27, priced at $198 found 18 hours ago
United
Fri, May 30 - Sun, Jun 1
ORD
O'Hare Intl.
RAP
Rapid City Regional
$213 Roundtrip, found 2 hours ago
$213
Roundtrip
found 2 hours ago
Select United flight, departing Fri, May 30 from O'Hare Intl. to Rapid City Regional, returning Sun, Jun 1, priced at $213 found 2 hours ago
United
Wed, May 28 - Tue, Jun 3
ORD
O'Hare Intl.
RAP
Rapid City Regional
$223 Roundtrip, found 4 days ago
$223
Roundtrip
found 4 days ago
Select United flight, departing Wed, May 28 from O'Hare Intl. to Rapid City Regional, returning Tue, Jun 3, priced at $223 found 4 days ago
United
Tue, May 20 - Tue, May 27
DEN
Denver Intl.
RAP
Rapid City Regional
$223 Roundtrip, found 18 hours ago
$223
Roundtrip
found 18 hours ago
Select United flight, departing Tue, May 20 from Denver Intl. to Rapid City Regional, returning Tue, May 27, priced at $223 found 18 hours ago
United
Tue, May 20 - Tue, May 27
DEN
Denver Intl.
RAP
Rapid City Regional
$228 Roundtrip, found 18 hours ago
$228
Roundtrip
found 18 hours ago
Select United flight, departing Tue, May 20 from Denver Intl. to Rapid City Regional, returning Tue, May 27, priced at $228 found 18 hours ago
United
Wed, May 28 - Tue, Jun 3
ORD
O'Hare Intl.
RAP
Rapid City Regional
$233 Roundtrip, found 4 days ago
$233
Roundtrip
found 4 days ago
Select United flight, departing Wed, May 28 from O'Hare Intl. to Rapid City Regional, returning Tue, Jun 3, priced at $233 found 4 days ago
United
Wed, May 28 - Tue, Jun 3
ORD
O'Hare Intl.
RAP
Rapid City Regional
$235 Roundtrip, found 4 days ago
$235
Roundtrip
found 4 days ago
Select United flight, departing Wed, May 28 from O'Hare Intl. to Rapid City Regional, returning Tue, Jun 3, priced at $235 found 4 days ago
United
Fri, May 30 - Sun, Jun 1
ORD
O'Hare Intl.
RAP
Rapid City Regional
$237 Roundtrip, found 2 hours ago
$237
Roundtrip
found 2 hours ago
Select United flight, departing Fri, May 30 from O'Hare Intl. to Rapid City Regional, returning Sun, Jun 1, priced at $237 found 2 hours ago
United
Wed, May 28 - Tue, Jun 3
ORD
O'Hare Intl.
RAP
Rapid City Regional
$238 Roundtrip, found 4 days ago
$238
Roundtrip
found 4 days ago
Select United flight, departing Wed, May 28 from O'Hare Intl. to Rapid City Regional, returning Tue, Jun 3, priced at $238 found 4 days ago
United
Wed, May 28 - Tue, Jun 3
ORD
O'Hare Intl.
RAP
Rapid City Regional
$245 Roundtrip, found 4 days ago
$245
Roundtrip
found 4 days ago
Select United flight, departing Wed, May 28 from O'Hare Intl. to Rapid City Regional, returning Tue, Jun 3, priced at $245 found 4 days ago
United
Wed, May 28 - Tue, Jun 3
ORD
O'Hare Intl.
RAP
Rapid City Regional
$247 Roundtrip, found 4 days ago
$247
Roundtrip
found 4 days ago
Select United flight, departing Wed, May 28 from O'Hare Intl. to Rapid City Regional, returning Tue, Jun 3, priced at $247 found 4 days ago
United
Wed, May 28 - Tue, Jun 3
ORD
O'Hare Intl.
RAP
Rapid City Regional
$248 Roundtrip, found 4 days ago
$248
Roundtrip
found 4 days ago
Select United flight, departing Wed, May 28 from O'Hare Intl. to Rapid City Regional, returning Tue, Jun 3, priced at $248 found 4 days ago
American Airlines
Thu, Sep 11 - Sun, Sep 14
ORD
O'Hare Intl.
RAP
Rapid City Regional
$249 Roundtrip, found 4 days ago
$249
Roundtrip
found 4 days ago
Select American Airlines flight, departing Thu, Sep 11 from O'Hare Intl. to Rapid City Regional, returning Sun, Sep 14, priced at $249 found 4 days ago
Bargain Flight
Thu, Jun 5 - Sat, Jun 14
CLE
Hopkins Intl.
RAP
Rapid City Regional
$252 Roundtrip, found 1 day ago
$252
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Thu, Jun 5 from Hopkins Intl. to Rapid City Regional, returning Sat, Jun 14, priced at $252 found 1 day ago
Delta
Tue, May 27 - Fri, Jun 6
ORD
O'Hare Intl.
RAP
Rapid City Regional
$268 Roundtrip, found 1 day ago
$268
Roundtrip
found 1 day ago
Select Delta flight, departing Tue, May 27 from O'Hare Intl. to Rapid City Regional, returning Fri, Jun 6, priced at $268 found 1 day ago
Bargain Flight
Thu, May 8 - Sat, May 10
PSP
Palm Springs Intl.
RAP
Rapid City Regional
$280 Roundtrip, found 1 day ago
$280
Roundtrip
found 1 day ago
Select Bargain Flight flight, departing Thu, May 8 from Palm Springs Intl. to Rapid City Regional, returning Sat, May 10, priced at $280 found 1 day ago

Cheap Flights to Keystone

Fall in love at first flight with your vacation to Keystone by saving a ton of cash on your last-minute cheap flight. There’s no more scouring the internet for a good deal—book your flight to Keystone on Hotwire, and you’ll be up, up, and on a getaway in no time.

Because once the wheels are down in Keystone, the good times start rolling. So buckle up, you’re in for a fun ride.

Frequently Asked Questions About flights to Keystone

Don’t waste your time on endless searches for cheap airline tickets oneway or roundtrip. We’ll have you on your way to Keystone with a tiny bag of pretzels in your hand before you can say “tray tables in the upright position”—and for a ticket price that works for your vacay budget.

So all you have to worry about is where you’re headed after the RAP airport.

What is the cheapest month to fly to Keystone?

Airline ticket prices fluctuate all the time, depending on the day of the week or the month of the year. The cheapest round trip flights to Keystone are in May, but when you book your flight on Hotwire, savings are always in season.

How many airlines fly to Keystone?

Variety is the spice of life, even when it comes to booking your next trip. Want options for airlines? You’ll find 14 to choose from for your flight to Keystone.

What airport is best to fly into Keystone?

When you’re planning your trip to Keystone, convenience is the name of the game. Luckily, Keystone Rapid City Regional Airport is nearby so you can deplane and get going on checking off everything on your Keystone must-do list.

How much are flights to Keystone?

Got very cheap flights on your vacation itinerary? When you book your airline tickets to Keystone on Hotwire, you may just get what’s on your getaway wish list. With tickets as low as $198, you’ll have leftover cash for at least a magazine and a bottle of water at the airport book store.

How to get cheap flights to Keystone?

The trick to saving a stack of cash on your flight to Keystone? Snatch up that Hotwire flight deal when you see a killer rate because it could be gone in a flash. And with flights as low as $198 right now, why wait?

Keystone Flight Information
Destination airport
Rapid City Regional
Destination airport IATA code
RAP
Roundtrip price
$197

Last Minute Hotel Deals in Keystone

Roosevelt Inn Mount Rushmore
Roosevelt Inn Mount Rushmore
2 out of 5
206 Cemetery Rd, Keystone, SD
The price is $114 per night from May 18 to May 19
$114
includes taxes & fees
May 18 - May 19
Stay at this hotel in Keystone. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular ...
9/10 Wonderful! (1,552 reviews)
"I liked that it was near the mountain and all the other attractions near Mt. Rushmore. The hotel really set the mood for our stay, I love the Theme, the accommodations were lovely. The only thing that was a con was the bed, it was very firm, waking up made the body sore."

Reviewed on May 2, 2025

Roosevelt Inn Mount Rushmore
Comfort Inn & Suites Mt. Rushmore
Comfort Inn & Suites Mt. Rushmore
3 out of 5
Keystone
The price is $146 per night from May 8 to May 9
$146
includes taxes & fees
May 8 - May 9
Stay at this 3-star business-friendly hotel in Keystone. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff ...
9/10 Wonderful! (1,010 reviews)
"."

Reviewed on May 3, 2025

Comfort Inn & Suites Mt. Rushmore
Baymont by Wyndham Keystone Near Mt. Rushmore
Baymont by Wyndham Keystone Near Mt. Rushmore
2.5 out of 5
106 Highway 16A, Keystone, SD
The price is $101 per night from May 12 to May 13
$101
includes taxes & fees
May 12 - May 13
Book a stay at this business-friendly hotel in Keystone. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the helpful staff and the clean ...
7.4/10 Good! (1,044 reviews)
"["

Reviewed on Apr 19, 2025

Baymont by Wyndham Keystone Near Mt. Rushmore
Under Canvas Mount Rushmore
Under Canvas Mount Rushmore
3 out of 5
24342 Presidio Ranch Road, Keystone, SD
The price is $208 per night from May 6 to May 7
$208
includes taxes & fees
May 6 - May 7
Stay at this 3-star lodge in Keystone. Enjoy free parking, breakfast (surcharge), and a 24-hour front desk. Our guests praise the helpful staff in our reviews. ...
9.4/10 Exceptional! (556 reviews)
"Amazing way to experience Rushmore!!! Loved the tent, the staff, the location and dining."

Reviewed on Nov 17, 2024

Under Canvas Mount Rushmore
Powder House Lodge
Powder House Lodge
3.5 out of 5
24125 Hwy 16A, Keystone, SD
The price is $127 per night from May 19 to May 20
$127
includes taxes & fees
May 19 - May 20
Stay at this 3.5-star lodge in Keystone. Enjoy free WiFi, free parking, and an outdoor pool. Our guests praise the restaurant and the helpful staff in our reviews. ...
9/10 Wonderful! (1,001 reviews)
"Lovely area and really enjoyed the room and adjacent restaurant."

Reviewed on Nov 14, 2024

Powder House Lodge
Ramada by Wyndham Keystone Near Mt Rushmore
Ramada by Wyndham Keystone Near Mt Rushmore
3 out of 5
115 Swanzey Street, Keystone, SD
The price is $95 per night from May 7 to May 8
$95
includes taxes & fees
May 7 - May 8
Stay at this 3-star business-friendly hotel in Keystone. Enjoy free WiFi, free parking, and breakfast (surcharge). Our guests praise the helpful staff and the ...
7.8/10 Good! (1,001 reviews)
"Location"

Reviewed on Apr 30, 2025

Ramada by Wyndham Keystone Near Mt Rushmore
K Bar S Lodge, Ascend Hotel Collection
K Bar S Lodge, Ascend Hotel Collection
2.5 out of 5
434 Old Hill City Road, Keystone, SD
The price is $162 per night from May 11 to May 12
$162
includes taxes & fees
May 11 - May 12
Stay at this lodge in Keystone. Enjoy free breakfast, free WiFi, and free parking. Our guests praise the breakfast and the helpful staff in our reviews. Popular ...
9.4/10 Exceptional! (1,001 reviews)
"Both my daughter and myself were extremely pleased with this establishment I would return here if ever I came back to SD"

Reviewed on May 1, 2025

K Bar S Lodge, Ascend Hotel Collection
Rushmore Express Keystone
Rushmore Express Keystone
2.5 out of 5
320 Cemetery Road, Keystone, SD
The price is $99 per night from May 11 to May 12
$99
includes taxes & fees
May 11 - May 12
Stay at this hotel in Keystone. Enjoy free WiFi, free parking, and 8 hot tubs. Our guests praise the helpful staff and the clean rooms in our reviews. Popular ...
8.6/10 Excellent! (1,155 reviews)
Nice place
"Nice place clean comfortable. Air conditioner ran allot and would prefer wall thermostat. Parking good. Can walk to downtown but we drove five to six blocks instead."

Reviewed on Oct 28, 2024

Rushmore Express Keystone
See all 1,283 properties in Keystone
Lowest nightly price found within the past 24 hours based on a 1 night stay for 2 adults. Prices and availability subject to change. Additional terms may apply.