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Cheap flights from Rapid City to Boise from $176

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 Boise departing on 12/15. 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 Rapid City to Boise

Cheap round-trip flights

Delta Logo
4:34 pm - 11:56 pmRAP-BOI
7h 22m1 stop
Delta Logo
5:42 am - 1:45 pmBOI-RAP
8h 03m1 stop
$269Delta
Find Deal
Fri, Oct 24 - Sun, Oct 26
United Airlines Logo
5:30 am - 9:42 amRAP-BOI
4h 12m1 stop
United Airlines Logo
5:00 am - 9:15 amBOI-RAP
4h 15m1 stop
$270United Airlines
Find Deal
Fri, Oct 24 - Sun, Oct 26
United Airlines Logo
7:10 am - 1:29 pmRAP-BOI
6h 19m1 stop
United Airlines Logo
5:00 am - 9:15 amBOI-RAP
4h 15m1 stop
$321United Airlines
Find Deal
Thu, Nov 20 - Mon, Nov 24
United Airlines Logo
5:30 am - 9:42 amRAP-BOI
4h 12m1 stop
United Airlines Logo
5:00 am - 9:06 amBOI-RAP
4h 06m1 stop
$335United Airlines
Find Deal
Wed, Sep 17 - Sun, Sep 21
United Airlines Logo
8:30 am - 1:33 pmRAP-BOI
5h 03m1 stop
United Airlines Logo
2:39 pm - 8:34 pmBOI-RAP
5h 55m1 stop
$405United Airlines
Find Deal
Fri, Oct 3 - Sun, Oct 5
United Airlines Logo
4:35 pm - 1:33 pmRAP-BOI
20h 58m1 stop
United Airlines Logo
2:39 pm - 6:40 pmBOI-RAP
4h 01m1 stop
$408United Airlines
Find Deal
Fri, Sep 26 - Tue, Sep 30
Delta Logo
2:51 pm - 12:35 amRAP-BOI
9h 44m2 stops
Delta Logo
3:00 pm - 10:39 pmBOI-RAP
7h 39m1 stop
$426Delta
Find Deal
Thu, Nov 20 - Mon, Nov 24
American Airlines Logo
5:42 am - 12:38 pmRAP-BOI
6h 56m1 stop
American Airlines Logo
6:40 am - 9:50 pmBOI-RAP
15h 10m2 stops
$587American Airlines
Find Deal
Fri, Oct 24 - Sun, Oct 26
American Airlines Logo
5:42 am - 11:32 pmRAP-BOI
17h 50m2 stops
American Airlines Logo
6:40 am - 9:50 pmBOI-RAP
15h 10m2 stops
$837American Airlines
Find Deal
Fri, Oct 24 - Sun, Oct 26
American Airlines Logo
5:00 pm - 1:17 pmRAP-BOI
20h 17m2 stops
American Airlines Logo
1:57 pm - 12:03 pmBOI-RAP
22h 06m2 stops
$893American Airlines
Find Deal
Wed, Sep 17 - Sun, Sep 21

United Airlines flights from Rapid City to Boise

Our best United Airlines deals on Rapid City to Boise flight tickets
United Airlines
Oct 24
RAP5:30 amRapid City
4h 12m
1 stop
BOI9:42 amBoise Air Term. Gowen Fld
Oct 26
BOI5:00 amBoise Air Term. Gowen Fld
4h 15m
1 stop
RAP9:15 amRapid City
$270
Find similar
United Airlines
Nov 20
RAP7:10 amRapid City
6h 19m
1 stop
BOI1:29 pmBoise Air Term. Gowen Fld
Nov 24
BOI5:00 amBoise Air Term. Gowen Fld
4h 15m
1 stop
RAP9:15 amRapid City
$321
Find similar
United Airlines
Sep 17
RAP5:30 amRapid City
4h 12m
1 stop
BOI9:42 amBoise Air Term. Gowen Fld
Sep 21
BOI5:00 amBoise Air Term. Gowen Fld
4h 06m
1 stop
RAP9:06 amRapid City
$335
Find similar

Delta flights from Rapid City to Boise

Our best Delta deals on Rapid City to Boise flight tickets
Delta
Oct 24
RAP4:34 pmRapid City
7h 22m
1 stop
BOI11:56 pmBoise Air Term. Gowen Fld
Oct 26
BOI5:42 amBoise Air Term. Gowen Fld
8h 03m
1 stop
RAP1:45 pmRapid City
$269
Find similar
Delta
Nov 20
RAP2:51 pmRapid City
9h 44m
2 stops
BOI12:35 amBoise Air Term. Gowen Fld
Nov 24
BOI3:00 pmBoise Air Term. Gowen Fld
7h 39m
1 stop
RAP10:39 pmRapid City
$426
Find similar
Delta
Oct 24
RAP4:34 pmRapid City
7h 22m
1 stop
BOI11:56 pmBoise Air Term. Gowen Fld
Oct 26
BOI6:00 amBoise Air Term. Gowen Fld
7h 45m
2 stops
RAP1:45 pmRapid City
$495
Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Fri 10/24

4:34 pm-11:56 pm

1 stop7h 22m

Boise Air Term. Gowen Fld

Sun 10/26

5:42 am-1:45 pm

1 stop8h 03m

$269

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Fri 10/24

5:30 am-9:42 am

1 stop4h 12m

Boise Air Term. Gowen Fld

Sun 10/26

5:00 am-9:15 am

1 stop4h 15m

$270

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Thu 11/20

7:10 am-1:29 pm

1 stop6h 19m

Boise Air Term. Gowen Fld

Mon 11/24

5:00 am-9:15 am

1 stop4h 15m

$321

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Wed 9/17

5:30 am-9:42 am

1 stop4h 12m

Boise Air Term. Gowen Fld

Sun 9/21

5:00 am-9:06 am

1 stop4h 06m

$335

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Fri 10/3

8:30 am-1:33 pm

1 stop5h 03m

Boise Air Term. Gowen Fld

Sun 10/5

2:39 pm-8:34 pm

1 stop5h 55m

$405

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Fri 9/26

4:35 pm-1:33 pm

1 stop20h 58m

Boise Air Term. Gowen Fld

Tue 9/30

2:39 pm-6:40 pm

1 stop4h 01m

$408

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Thu 11/20

2:51 pm-12:35 am

2 stops9h 44m

Boise Air Term. Gowen Fld

Mon 11/24

3:00 pm-10:39 pm

1 stop7h 39m

$426

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Fri 10/24

5:42 am-12:38 pm

1 stop6h 56m

Boise Air Term. Gowen Fld

Sun 10/26

6:40 am-9:50 pm

2 stops15h 10m

$587

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Fri 10/24

5:42 am-11:32 pm

2 stops17h 50m

Boise Air Term. Gowen Fld

Sun 10/26

6:40 am-9:50 pm

2 stops15h 10m

$837

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Wed 9/17

5:00 pm-1:17 pm

2 stops20h 17m

Boise Air Term. Gowen Fld

Sun 9/21

1:57 pm-12:03 pm

2 stops22h 06m

$893

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 16 resultsSorted by cheapest first
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See travel insights to Boise from

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

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 Rapid City and Boise?

What is the cheapest month to fly to Boise?

The month of January is, on average, the cheapest month to fly to Boise from Rapid City, with most prices found around $248. If you aren’t able to travel during the month of January, then book flights to Boise from Rapid City during April instead. Flights to Boise in April, while not as cheap as those in January, still average around $248.

What is the cheapest day to depart on your flight to Boise?

Our data shows that Thursday is the least expensive day to fly to Boise. Tickets to fly out on this day can be as low as $326. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around $522. These prices are subject to change though, so be sure to set up a Price Alert for flights to Boise.

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

Our data shows that the cheapest Rapid City to Boise flights are usually those with departure times in the afternoon. Our users have found flights to Boise in the afternoon for as low as $309. In the morning is when there is more demand to fly to Boise, so prices are often more expensive at around $443 per ticket.

When to book flights from Rapid City to Boise

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

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

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

Direct flights

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

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

    There are 646.1 mi between Rapid City and Boise Air Term. Gowen Fld. By plane, this route typically takes 4h 12m.

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

    Prices for flights from Rapid City Airport to Boise Air Term. Gowen Fld Airport are refreshed on a daily basis.

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

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

  • What documentation or ID do you need to fly to Boise Air Term. Gowen Fld Airport?

    The travel and health documents you'll need for your trip to Boise Air Term. Gowen Fld 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 Boise Air Term. Gowen Fld Airport. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

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

Best airlines flying from Rapid City to Boise

Compare and see reviews for airlines that fly from Rapid City to Boise with momondo
Airline
Rating
Free Cancellation
Price
DeltaPriceFrom $248Free CancellationRating
7.9
7,972 reviews
Search Delta flights
United AirlinesPriceFrom $279Free CancellationRating
7.4
8,937 reviews
Search United Airlines flights

Traveling to a place near Boise?

Book flights to Boise if you plan to visit one of these locations
Nampa
Meridian
McCall
Caldwell
Ontario
Eagle

Why use momondo?

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

It is quick and easy to find Rapid City to Boise flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Boise that suits you.

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

Yes. momondo allows you to filter the results for Rapid City to Boise flights to just show those with flexible booking policies.

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

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

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

Yes. momondo can track prices for Rapid City to Boise 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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