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Cheap flights from Boise to Rapid City from $211

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Boise to Rapid City departing on 4/28. 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
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
5:29 pm - 10:28 pm
BOI
-
RAP
4h 59m
1 stop
United Airlines Logo
5:20 am - 9:54 am
RAP
-
BOI
4h 34m
1 stop
$329United Airlines
Mon, Apr 20 - Mon, Apr 27
United Airlines Logo
5:29 pm - 10:28 pm
BOI
-
RAP
4h 59m
1 stop
United Airlines Logo
4:15 pm - 9:34 pm
RAP
-
BOI
5h 19m
1 stop
$334United Airlines
Sun, Apr 12 - Sat, Apr 18
United Airlines Logo
5:29 pm - 10:28 pm
BOI
-
RAP
4h 59m
1 stop
United Airlines Logo
4:15 pm - 9:34 pm
RAP
-
BOI
5h 19m
1 stop
$339United Airlines
Tue, Apr 7 - Sat, Apr 11
United Airlines Logo
6:15 am - 1:08 pm
BOI
-
RAP
6h 53m
1 stop
United Airlines Logo
5:20 am - 9:54 am
RAP
-
BOI
4h 34m
1 stop
$343United Airlines
Wed, Apr 22 - Wed, Apr 29
United Airlines Logo
5:00 am - 11:24 am
BOI
-
RAP
6h 24m
1 stop
United Airlines Logo
4:13 pm - 9:17 pm
RAP
-
BOI
5h 04m
1 stop
$361United Airlines
Tue, Apr 28 - Fri, May 1
Delta Logo
5:40 am - 1:48 pm
BOI
-
RAP
8h 08m
1 stop
Delta Logo
6:20 am - 2:03 pm
RAP
-
BOI
7h 43m
1 stop
$378Delta
Tue, Aug 11 - Sat, Aug 22
Delta Logo
5:40 am - 1:48 pm
BOI
-
RAP
8h 08m
1 stop
Delta Logo
6:20 am - 4:48 pm
RAP
-
BOI
10h 28m
2 stops
$383Delta
Tue, Aug 11 - Sat, Aug 22
United Airlines Logo
2:37 pm - 8:44 pm
BOI
-
RAP
6h 07m
1 stop
United Airlines Logo
2:47 pm - 9:22 pm
RAP
-
BOI
6h 35m
1 stop
$389United Airlines
Thu, Apr 9 - Mon, Apr 13
United Airlines Logo
2:40 pm - 7:13 pm
BOI
-
RAP
4h 33m
1 stop
United Airlines Logo
5:00 am - 9:45 am
RAP
-
BOI
4h 45m
1 stop
$392United Airlines
Thu, May 21 - Sat, May 30
United Airlines Logo
5:00 am - 9:20 am
BOI
-
RAP
4h 20m
1 stop
United Airlines Logo
5:00 am - 9:35 am
RAP
-
BOI
4h 35m
1 stop
$409United Airlines
Tue, Jul 21 - Sun, Aug 16

Delta flights from Boise to Rapid City

Our best Delta deals on Boise to Rapid City flight tickets
Delta
Aug 11
BOI5:40 amBoise Air Term. Gowen Fld
8h 08m
1 stop
RAP1:48 pmRapid City
Aug 22
RAP6:20 amRapid City
7h 43m
1 stop
BOI2:03 pmBoise Air Term. Gowen Fld
$378
Delta
Aug 11
BOI5:40 amBoise Air Term. Gowen Fld
8h 08m
1 stop
RAP1:48 pmRapid City
Aug 22
RAP6:20 amRapid City
10h 28m
2 stops
BOI4:48 pmBoise Air Term. Gowen Fld
$383
Delta
Aug 11
BOI1:15 pmBoise Air Term. Gowen Fld
8h 43m
2 stops
RAP9:58 pmRapid City
Aug 22
RAP6:20 amRapid City
10h 28m
2 stops
BOI4:48 pmBoise Air Term. Gowen Fld
$424

American Airlines flights from Boise to Rapid City

Our best American Airlines deals on Boise to Rapid City flight tickets
American Airlines
Apr 20
BOI6:26 pmBoise Air Term. Gowen Fld
18h 12m
2 stops
RAP12:38 pmRapid City
Apr 27
RAP4:57 pmRapid City
20h 45m
2 stops
BOI1:42 pmBoise Air Term. Gowen Fld
$680
American Airlines
Aug 5
BOI6:35 amBoise Air Term. Gowen Fld
15h 23m
2 stops
RAP9:58 pmRapid City
Aug 15
RAP10:18 amRapid City
13h 12m
2 stops
BOI11:30 pmBoise Air Term. Gowen Fld
$731
American Airlines
Apr 12
BOI6:26 pmBoise Air Term. Gowen Fld
18h 12m
2 stops
RAP12:38 pmRapid City
Apr 18
RAP6:00 amRapid City
17h 41m
2 stops
BOI11:41 pmBoise Air Term. Gowen Fld
$765

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 March 27, 2026.
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

Cheapest round-trip

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Mon 4/20

5:29 pm-10:28 pm

1 stop4h 59m

Rapid City

Mon 4/27

5:20 am-9:54 am

1 stop4h 34m

$329

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Sun 4/12

5:29 pm-10:28 pm

1 stop4h 59m

Rapid City

Sat 4/18

4:15 pm-9:34 pm

1 stop5h 19m

$334

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Tue 4/7

5:29 pm-10:28 pm

1 stop4h 59m

Rapid City

Sat 4/11

4:15 pm-9:34 pm

1 stop5h 19m

$339

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Wed 4/22

6:15 am-1:08 pm

1 stop6h 53m

Rapid City

Wed 4/29

5:20 am-9:54 am

1 stop4h 34m

$343

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Tue 4/28

5:00 am-11:24 am

1 stop6h 24m

Rapid City

Fri 5/1

4:13 pm-9:17 pm

1 stop5h 04m

$361

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Tue 8/11

5:40 am-1:48 pm

1 stop8h 08m

Rapid City

Sat 8/22

6:20 am-2:03 pm

1 stop7h 43m

$378

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Tue 8/11

5:40 am-1:48 pm

1 stop8h 08m

Rapid City

Sat 8/22

6:20 am-4:48 pm

2 stops10h 28m

$383

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Thu 4/9

2:37 pm-8:44 pm

1 stop6h 07m

Rapid City

Mon 4/13

2:47 pm-9:22 pm

1 stop6h 35m

$389

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Thu 5/21

2:40 pm-7:13 pm

1 stop4h 33m

Rapid City

Sat 5/30

5:00 am-9:45 am

1 stop4h 45m

$392
Quickest round-trip

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Tue 7/21

5:00 am-9:20 am

1 stop4h 20m

Rapid City

Sun 8/16

5:00 am-9:35 am

1 stop4h 35m

$409

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 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 typical price of a round-trip flight between Boise and Rapid City?

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 April is also cheap. Prices for this month can be found on momondo for an average of $348.

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

Fastest flight time

4h 20m

Direct flights

None
The fastest flight from Boise to Rapid City takes 4h 20m
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 20m, 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
United AirlinesPriceFrom $315Free CancellationRating
7.4
9,484 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
Custer
Spearfish
Hill City
Hot Springs
Wall

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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