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Cheap flights from Rapid City to the United States from $54

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 the United States departing on 8/23. 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

Discover deals from 900+ travel sites with momondo.

Find the cheapest flights from Rapid City to the United States

Cheap round-trip flights

Enter your travel dates to find the best prices.
Allegiant Air Logo
4:45 pm - 6:06 pm-
2h 21mnonstop
Allegiant Air Logo
8:30 am - 11:46 am-
2h 16mnonstop
$99Allegiant Air
Thu, Aug 27 - Thu, Sep 3
Allegiant Air Logo
3:30 pm - 4:51 pm-
2h 21mnonstop
Allegiant Air Logo
12:40 pm - 3:55 pm-
2h 15mnonstop
$101Allegiant Air
Sun, Aug 23 - Thu, Aug 27
Multiple Airlines Logo
3:50 pm - 5:14 pm-
2h 24mnonstop
Multiple Airlines Logo
10:58 am - 8:59 pm-
9h 01m
$195Multiple Airlines
Sun, Oct 4 - Mon, Oct 5
Multiple Airlines Logo
8:22 pm - 3:17 pm-
19h 55m
Multiple Airlines Logo
8:30 am - 11:46 am-
2h 16mnonstop
$197Multiple Airlines
Mon, Aug 31 - Thu, Sep 3
United Airlines Logo
5:58 pm - 7:40 pm-
1h 42mnonstop
United Airlines Logo
7:19 pm - 8:37 pm-
1h 18mnonstop
$259United Airlines
Sat, Sep 5 - Mon, Sep 7
United Airlines Logo
9:45 am - 11:33 am-
1h 48mnonstop
United Airlines Logo
8:50 pm - 10:08 pm-
1h 18mnonstop
$259United Airlines
Thu, Dec 17 - Fri, Jan 8
American Airlines Logo
6:07 pm - 9:45 pm-
2h 38mnonstop
American Airlines Logo
9:40 am - 11:15 am-
2h 35mnonstop
$270American Airlines
Sat, Sep 26 - Sun, Sep 27
American Airlines Logo
6:07 pm - 9:45 pm-
2h 38mnonstop
American Airlines Logo
7:09 am - 12:17 pm-
6h 08m
$280American Airlines
Sat, Sep 26 - Sun, Sep 27
Delta Logo
2:30 pm - 11:23 pm-
6h 53m
Delta Logo
6:10 am - 10:01 am-
5h 51m
$281Delta
Wed, Sep 23 - Wed, Sep 30
Delta Logo
11:29 am - 6:19 pm-
4h 50m
Delta Logo
7:23 am - 10:45 am-
5h 22m
$281Delta
Tue, Oct 27 - Sat, Oct 31

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Allegiant Air flights from Rapid City to United States

Our best Allegiant Air deals on Rapid City to United States flight tickets
Allegiant Air
Aug 27
RAP4:45 pmRapid City
2h 21m
LAS6:06 pmLas Vegas Harry Reid Intl
Sep 3
LAS8:30 amLas Vegas Harry Reid Intl
2h 16m
RAP11:46 amRapid City
$99
Allegiant Air
Aug 23
RAP3:30 pmRapid City
2h 21m
LAS4:51 pmLas Vegas Harry Reid Intl
Aug 27
LAS12:40 pmLas Vegas Harry Reid Intl
2h 15m
RAP3:55 pmRapid City
$101
Allegiant Air
Sep 20
RAP3:34 pmRapid City
2h 22m
LAS4:56 pmLas Vegas Harry Reid Intl
Oct 15
LAS10:31 amLas Vegas Harry Reid Intl
2h 14m
RAP1:45 pmRapid City
$107

American Airlines flights from Rapid City to United States

Our best American Airlines deals on Rapid City to United States flight tickets
American Airlines
Sep 26
RAP6:07 pmRapid City
2h 38m
ORD9:45 pmChicago O'Hare Intl
Sep 27
ORD9:40 amChicago O'Hare Intl
2h 35m
RAP11:15 amRapid City
$270
American Airlines
Sep 9
RAP6:07 pmRapid City
2h 38m
ORD9:45 pmChicago O'Hare Intl
Sep 14
ORD5:00 amChicago O'Hare Intl
5h 47m
1 stop
RAP9:47 amRapid City
$280
American Airlines
Oct 28
RAP12:51 pmRapid City
8h 32m
1 stop
IAD11:23 pmWashington, D.C. Dulles Intl
Oct 31
IAD6:42 amWashington, D.C. Dulles Intl
7h 39m
1 stop
RAP12:21 pmRapid City
$281

momondo Fare Finder

 
Customize your flight search to find flights from Rapid City to United States 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 the United States that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Rapid CityLas Vegas

RAP - LAS

RAPLAS

Rapid City

Thu 8/27

4:45 pm-6:06 pm

Nonstop2h 21m

Las Vegas Harry Reid Intl

Thu 9/3

8:30 am-11:46 am

Nonstop2h 16m

$99

Rapid CityLas Vegas

RAP - LAS

RAPLAS

Rapid City

Sun 8/23

3:30 pm-4:51 pm

Nonstop2h 21m

Las Vegas Harry Reid Intl

Thu 8/27

12:40 pm-3:55 pm

Nonstop2h 15m

$101

Rapid CityLas Vegas

RAP - LAS

RAPLAS

Rapid City

Sun 10/4

3:50 pm-5:14 pm

Nonstop2h 24m

Las Vegas Harry Reid Intl

Mon 10/5

10:58 am-8:59 pm

1 stop9h 01m

$195

Rapid CityLas Vegas

RAP - LAS

RAPLAS

Rapid City

Mon 8/31

8:22 pm-3:17 pm

1 stop19h 55m

Las Vegas Harry Reid Intl

Thu 9/3

8:30 am-11:46 am

Nonstop2h 16m

$197
Quickest round-trip

Rapid CityDenver

RAP - DEN

RAPDEN

Rapid City

Sat 9/5

5:58 pm-7:40 pm

Nonstop1h 42m

Denver Intl

Mon 9/7

7:19 pm-8:37 pm

Nonstop1h 18m

$259

Rapid CityDenver

RAP - DEN

RAPDEN

Rapid City

Thu 12/17

9:45 am-11:33 am

Nonstop1h 48m

Denver Intl

Fri 1/8

8:50 pm-10:08 pm

Nonstop1h 18m

$259

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Sat 9/26

6:07 pm-9:45 pm

Nonstop2h 38m

Chicago O'Hare Intl

Sun 9/27

9:40 am-11:15 am

Nonstop2h 35m

$270

Rapid CityChicago

RAP - ORD

RAPORD

Rapid City

Sat 9/26

6:07 pm-9:45 pm

Nonstop2h 38m

Chicago O'Hare Intl

Sun 9/27

7:09 am-12:17 pm

1 stop6h 08m

$280

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Wed 9/23

2:30 pm-11:23 pm

1 stop6h 53m

Washington, D.C. Dulles Intl

Wed 9/30

6:10 am-10:01 am

1 stop5h 51m

$281

Rapid CityWashington, D.C.

RAP - IAD

RAPIAD

Rapid City

Tue 10/27

11:29 am-6:19 pm

1 stop4h 50m

Washington, D.C. Dulles Intl

Sat 10/31

7:23 am-10:45 am

1 stop5h 22m

$281

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to the United States from

How to get the cheapest flight ticket from Rapid City to United States

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 month to fly to United States?

In general, January is the cheapest month to fly from Rapid City to United States. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $348. If you aren’t able to travel during the month of January, then book flights to United States from Rapid City during November instead. Flights to United States in November, while not as cheap as those in January, still average around $382.

What is the cheapest Rapid City to United States flight route?

Fly from Rapid City to Las Vegas Harry Reid Intl for the best Rapid City - United States flight prices

What cabin class options are available on Rapid City to United States flights?

There are 4 cabin classes available to choose from on Rapid City to United States flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on Rapid City to United States flights?

No. A direct flight is the cheapest option for a flight between Rapid City to United States.

Cheap Rapid City to United States flight deals and tips

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

Best Price Found

$69

Fastest flight time

1h 16m

Direct flights

Every day

Airports in United States

4,301 airports
The best one-way flight to United States from Rapid City in the past 72 hours is $69. The best round-trip flight deal from Rapid City to United States found on momondo in the last 72 hours is $117.
The fastest flight from Rapid City to United States takes 1h 16m
Direct flights go from Rapid City to United States every day.
There are 4,301 airports in United States. From Rapid City there are direct flights to Chicago O'Hare Intl (ORD), Dallas/Fort Worth (DFW), Minneapolis St Paul (MSP), Denver Intl (DEN) and 1 more.
Search flight deals

Frequently asked questions about flying from Rapid City to the United States

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

    Prices for flights from Rapid City Airport to United States are updated daily.

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

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

    The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Rapid City Airport to United States.

  • What documentation or ID do you need to fly to United States?

    The required travel and health documents for your United States trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at United States. We recommend that you seek guidance from your airline or a reliable third party such as IATA.

  • What is the most popular plane model from Rapid City to United States?

Best airlines flying from Rapid City to United States

Compare and see reviews for airlines that fly from Rapid City to United States with momondo
Airline
Rating
Free Cancellation
Price
Allegiant AirPriceFrom $104Free CancellationRating
7.3
680 reviews
Search Allegiant Air flights
DeltaPriceFrom $160Free CancellationRating
7.8
8,482 reviews
Search Delta flights
United AirlinesPriceFrom $214Free CancellationRating
7.4
10,060 reviews
Search United Airlines flights
American AirlinesPriceFrom $308Free CancellationRating
7.1
11,845 reviews
Search American Airlines flights

Why use momondo?

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

Finding the right flight to United States from Rapid City is quick and easy when you have a range of options in front of you, from reputable agents and recognisable airlines. Options that can then be filtered down to find the best fit. That is what momondo does. We make finding flights to United States quick and easy, saving you time and money.

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

momondo does allow users to show only those flights to United States from Rapid City which offer a flexible booking policy as well as other useful filters and features.

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

Once all potential Rapid City to United States 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 United States right now. Can momondo alert me if prices change?

Yes. momondo can track prices for Rapid City to United States flights and alert you when they change. Perform a search to set up the price alert. All that is required is a valid email address.

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