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Cheap flights from Boise to Rapid City from $249

This is the cheapest round-trip flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Rapid City departing on 1/21. 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 Boise to Rapid City

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:16 pm - 10:29 pmBOI-RAP
5h 13m1 stop
United Airlines Logo
2:40 pm - 7:45 pmRAP-BOI
5h 05m1 stop
$249United Airlines
Find Deal
Wed, Jan 21 - Fri, Jan 30
Delta Logo
11:20 am - 10:28 pmBOI-RAP
11h 08m2 stops
Delta Logo
6:00 am - 2:07 pmRAP-BOI
8h 07m1 stop
$254Delta
Find Deal
Wed, Jan 21 - Sat, Jan 31
Delta Logo
11:20 am - 10:28 pmBOI-RAP
11h 08m2 stops
Delta Logo
6:00 am - 5:35 pmRAP-BOI
11h 35m2 stops
$259Delta
Find Deal
Wed, Jan 21 - Tue, Jan 27
Delta Logo
3:03 pm - 10:28 pmBOI-RAP
7h 25m1 stop
Delta Logo
6:00 am - 1:36 pmRAP-BOI
7h 36m1 stop
$285Delta
Find Deal
Tue, Jan 20 - Thu, Jan 29
Delta Logo
1:00 pm - 10:28 pmBOI-RAP
9h 28m2 stops
Delta Logo
6:00 am - 1:36 pmRAP-BOI
7h 36m1 stop
$290Delta
Find Deal
Sun, Jan 18 - Wed, Jan 28
Delta Logo
3:03 pm - 10:28 pmBOI-RAP
7h 25m1 stop
Delta Logo
6:20 am - 2:09 pmRAP-BOI
7h 49m1 stop
$294Delta
Find Deal
Sat, Mar 7 - Wed, Mar 11
Delta Logo
1:00 pm - 10:28 pmBOI-RAP
9h 28m2 stops
Delta Logo
6:00 am - 5:35 pmRAP-BOI
11h 35m2 stops
$295Delta
Find Deal
Sun, Jan 18 - Tue, Jan 27
Delta Logo
12:55 pm - 10:46 pmBOI-RAP
9h 51m2 stops
Delta Logo
4:25 pm - 12:09 amRAP-BOI
7h 44m1 stop
$299Delta
Find Deal
Fri, Dec 5 - Mon, Dec 8
Delta Logo
10:38 am - 10:28 pmBOI-RAP
11h 50m2 stops
Delta Logo
6:00 am - 1:36 pmRAP-BOI
7h 36m1 stop
$302Delta
Find Deal
Tue, Jan 20 - Mon, Feb 2
United Airlines Logo
9:48 am - 3:22 pmBOI-RAP
5h 34m1 stop
United Airlines Logo
4:40 pm - 9:52 pmRAP-BOI
5h 12m1 stop
$319United Airlines
Find Deal
Thu, Jan 22 - Sat, Jan 31

United Airlines flights from Boise to Rapid City

Our best United Airlines deals on Boise to Rapid City flight tickets
United Airlines
Jan 21
BOI5:16 pmBoise Air Term. Gowen Fld
5h 13m
1 stop
RAP10:29 pmRapid City
Jan 30
RAP2:40 pmRapid City
5h 05m
1 stop
BOI7:45 pmBoise Air Term. Gowen Fld
$249
Find similar
United Airlines
Jan 22
BOI9:48 amBoise Air Term. Gowen Fld
5h 34m
1 stop
RAP3:22 pmRapid City
Jan 31
RAP4:40 pmRapid City
5h 12m
1 stop
BOI9:52 pmBoise Air Term. Gowen Fld
$319
Find similar
United Airlines
Feb 17
BOI6:25 amBoise Air Term. Gowen Fld
6h 48m
1 stop
RAP1:13 pmRapid City
Feb 19
RAP2:52 pmRapid City
6h 40m
1 stop
BOI9:32 pmBoise Air Term. Gowen Fld
$341
Find similar

Delta flights from Boise to Rapid City

Our best Delta deals on Boise to Rapid City flight tickets
Delta
Jan 21
BOI11:20 amBoise Air Term. Gowen Fld
11h 08m
2 stops
RAP10:28 pmRapid City
Jan 31
RAP6:00 amRapid City
8h 07m
1 stop
BOI2:07 pmBoise Air Term. Gowen Fld
$254
Find similar
Delta
Jan 21
BOI11:20 amBoise Air Term. Gowen Fld
11h 08m
2 stops
RAP10:28 pmRapid City
Jan 27
RAP6:00 amRapid City
11h 35m
2 stops
BOI5:35 pmBoise Air Term. Gowen Fld
$259
Find similar
Delta
Jan 20
BOI3:03 pmBoise Air Term. Gowen Fld
7h 25m
1 stop
RAP10:28 pmRapid City
Jan 29
RAP6:00 amRapid City
7h 36m
1 stop
BOI1:36 pmBoise Air Term. Gowen Fld
$285
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from Boise to Rapid City 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 November 3, 2025.
Use the filters below to find and compare flights from Boise to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Wed 1/21

5:16 pm-10:29 pm

1 stop5h 13m

Rapid City

Fri 1/30

2:40 pm-7:45 pm

1 stop5h 05m

$249

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Wed 1/21

11:20 am-10:28 pm

2 stops11h 08m

Rapid City

Sat 1/31

6:00 am-2:07 pm

1 stop8h 07m

$254

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Wed 1/21

11:20 am-10:28 pm

2 stops11h 08m

Rapid City

Tue 1/27

6:00 am-5:35 pm

2 stops11h 35m

$259

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Tue 1/20

3:03 pm-10:28 pm

1 stop7h 25m

Rapid City

Thu 1/29

6:00 am-1:36 pm

1 stop7h 36m

$285

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Sun 1/18

1:00 pm-10:28 pm

2 stops9h 28m

Rapid City

Wed 1/28

6:00 am-1:36 pm

1 stop7h 36m

$290

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Sat 3/7

3:03 pm-10:28 pm

1 stop7h 25m

Rapid City

Wed 3/11

6:20 am-2:09 pm

1 stop7h 49m

$294

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Sun 1/18

1:00 pm-10:28 pm

2 stops9h 28m

Rapid City

Tue 1/27

6:00 am-5:35 pm

2 stops11h 35m

$295

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Fri 12/5

12:55 pm-10:46 pm

2 stops9h 51m

Rapid City

Mon 12/8

4:25 pm-12:09 am

1 stop7h 44m

$299

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Tue 1/20

10:38 am-10:28 pm

2 stops11h 50m

Rapid City

Mon 2/2

6:00 am-1:36 pm

1 stop7h 36m

$302

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Thu 1/22

9:48 am-3:22 pm

1 stop5h 34m

Rapid City

Sat 1/31

4:40 pm-9:52 pm

1 stop5h 12m

$319

Flights are sorted by cheapest round-trip flights first.

Sorted by cheapest first

See travel insights to Rapid City from

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

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 Rapid City?

The month of August is, on average, the cheapest month to fly to Rapid City from Boise, with most prices found around $318. If you aren’t able to travel to Rapid City during the month of August, then flying in January is also cheap. Prices for this month can be found on momondo for an average of $324.

What is the cheapest day to depart on your flight to Rapid City?

According to our data, Wednesday is the cheapest day to fly to Rapid City from Boise. The lowest ticket price found for a Wednesday departure recently was $338. Keep in mind that prices can always vary depending on your route and whether or not you are flying domestic or international. The most expensive day to fly to Rapid City is Monday, with ticket prices averaging around $751.

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

Our most recent data shows that the best time of day to fly to Rapid City is in the morning. Flights from Boise to Rapid City during this time can be as low as $447. Flights at noon are often more expensive with an average ticket price of $517.

When to book flights from Boise to Rapid City

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

Cheap Boise to Rapid City (BOI to RAP) flight deals and tips

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

Direct flights

None
There are no direct flights from Boise to Rapid City. There are no popular flight routes from Boise to Rapid City.
Search flight deals

  • How far is Boise Air Term. Gowen Fld to Rapid City by plane?

    The distance between Boise Air Term. Gowen Fld and Rapid City is about 646.1 mi. Flights usually cover this in 4h 18m, depending on flying conditions and air traffic around both airports.

  • When did momondo last update prices for flights from Boise Air Term. Gowen Fld Airport to Rapid City Airport?

    Prices for flights from Boise Air Term. Gowen Fld Airport to Rapid City Airport refresh daily.

  • How many operators does momondo search for flights from Boise Air Term. Gowen Fld Airport to Rapid City Airport?

  • How old do you have to be to fly from Boise Air Term. Gowen Fld Airport to Rapid City Airport?

    The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel from Boise Air Term. Gowen Fld Airport to Rapid City Airport.

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

    The travel and health documents required for your trip to Rapid City Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at Rapid City Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

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

Best airlines flying from Boise to Rapid City

Compare and see reviews for airlines that fly from Boise to Rapid City with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $248Free CancellationRating
7.9
8,001 reviews
Search Delta flights
United AirlinesPriceFrom $289Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights

Traveling to a place near Rapid City?

Book flights to Rapid City if you plan to visit one of these locations
Deadwood
Keystone
Sturgis
Spearfish
Custer
Hill City
Wall
Hot Springs

Why use momondo?

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

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

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

Yes. All flights to Rapid City from Boise on momondo can be compared and filtered by various policies on offer, including flexible booking.

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

momondo provides multiple filters to help you find the best flight to Rapid City from Boise. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.

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

Of course. momondo tracks the price of Boise to Rapid City 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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