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Cheap flights from Idaho to Rapid City from $196

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Idaho to Rapid City departing on 4/7. 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 Idaho to Rapid City

Cheap round-trip flights

Enter your travel dates to find the best prices.
United Airlines Logo
5:00 am - 11:05 am
GEG
-
RAP
5h 05m
1 stop
United Airlines Logo
12:00 pm - 5:26 pm
RAP
-
GEG
6h 26m
1 stop
$269United Airlines
Wed, Mar 11 - Wed, Mar 18
United Airlines Logo
2:40 pm - 8:44 pm
BOI
-
RAP
6h 04m
1 stop
United Airlines Logo
5:40 pm - 11:23 pm
RAP
-
BOI
5h 43m
1 stop
$279United Airlines
Thu, Feb 26 - Mon, Mar 2
United Airlines Logo
1:44 pm - 10:16 pm
GEG
-
RAP
7h 32m
1 stop
United Airlines Logo
2:52 pm - 9:17 pm
RAP
-
GEG
7h 25m
1 stop
$279United Airlines
Fri, Feb 27 - Tue, Mar 3
Delta Logo
1:50 pm - 10:25 pm
GEG
-
RAP
7h 35m
2 stops
Delta Logo
6:00 am - 1:10 pm
RAP
-
GEG
8h 10m
1 stop
$284Delta
Wed, Mar 11 - Wed, Mar 18
United Airlines Logo
4:01 pm - 10:27 pm
GEG
-
RAP
5h 26m
1 stop
United Airlines Logo
2:35 pm - 9:16 pm
RAP
-
GEG
7h 41m
1 stop
$285United Airlines
Sat, Apr 25 - Sat, May 2
Delta Logo
2:05 pm - 10:27 pm
GEG
-
RAP
7h 22m
1 stop
Delta Logo
6:00 am - 1:08 pm
RAP
-
GEG
8h 08m
1 stop
$289Delta
Wed, Feb 25 - Sun, Mar 1
Delta Logo
11:22 am - 10:27 pm
GEG
-
RAP
10h 05m
2 stops
Delta Logo
6:00 am - 1:08 pm
RAP
-
GEG
8h 08m
1 stop
$294Delta
Wed, Feb 25 - Sun, Mar 1
American Airlines Logo
1:39 pm - 10:51 pm
BOI
-
RAP
9h 12m
1 stop
American Airlines Logo
2:21 pm - 10:22 pm
RAP
-
BOI
8h 01m
1 stop
$459American Airlines
Wed, Mar 4 - Fri, Mar 6
American Airlines Logo
1:08 pm - 10:36 pm
JAC
-
RAP
9h 28m
1 stop
American Airlines Logo
5:32 am - 12:38 pm
RAP
-
JAC
7h 06m
1 stop
$986American Airlines
Sat, Mar 28 - Sat, Apr 4
American Airlines Logo
1:08 pm - 10:36 pm
JAC
-
RAP
9h 28m
1 stop
American Airlines Logo
2:21 pm - 11:58 am
RAP
-
JAC
21h 37m
2 stops
$1,118American Airlines
Sat, Mar 28 - Sat, Apr 4

United Airlines flights from Idaho to Rapid City

Our best United Airlines deals on Idaho to Rapid City flight tickets
United Airlines
Mar 11
GEG5:00 amSpokane
5h 05m
1 stop
RAP11:05 amRapid City
Mar 18
RAP12:00 pmRapid City
6h 26m
1 stop
GEG5:26 pmSpokane
$269
United Airlines
Feb 26
BOI2:40 pmBoise Air Term. Gowen Fld
6h 04m
1 stop
RAP8:44 pmRapid City
Mar 2
RAP5:40 pmRapid City
5h 43m
1 stop
BOI11:23 pmBoise Air Term. Gowen Fld
$279
United Airlines
Apr 25
GEG4:01 pmSpokane
5h 26m
1 stop
RAP10:27 pmRapid City
May 2
RAP2:35 pmRapid City
7h 41m
1 stop
GEG9:16 pmSpokane
$285

Delta flights from Idaho to Rapid City

Our best Delta deals on Idaho to Rapid City flight tickets
Delta
Mar 11
GEG1:50 pmSpokane
7h 35m
2 stops
RAP10:25 pmRapid City
Mar 18
RAP6:00 amRapid City
8h 10m
1 stop
GEG1:10 pmSpokane
$284
Delta
Feb 25
GEG2:05 pmSpokane
7h 22m
1 stop
RAP10:27 pmRapid City
Mar 1
RAP6:00 amRapid City
8h 08m
1 stop
GEG1:08 pmSpokane
$289
Delta
Feb 25
GEG11:22 amSpokane
10h 05m
2 stops
RAP10:27 pmRapid City
Mar 1
RAP6:00 amRapid City
8h 08m
1 stop
GEG1:08 pmSpokane
$294

momondo Fare Finder

 
Customize your flight search to find flights from Idaho 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 February 13, 2026.
Use the filters below to find and compare flights from Idaho to Rapid City that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

SpokaneRapid City

GEG - RAP

GEGRAP

Spokane

Wed 3/11

5:00 am-11:05 am

1 stop5h 05m

Rapid City

Wed 3/18

12:00 pm-5:26 pm

1 stop6h 26m

$269

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Thu 2/26

2:40 pm-8:44 pm

1 stop6h 04m

Rapid City

Mon 3/2

5:40 pm-11:23 pm

1 stop5h 43m

$279

SpokaneRapid City

GEG - RAP

GEGRAP

Spokane

Fri 2/27

1:44 pm-10:16 pm

1 stop7h 32m

Rapid City

Tue 3/3

2:52 pm-9:17 pm

1 stop7h 25m

$279

SpokaneRapid City

GEG - RAP

GEGRAP

Spokane

Wed 3/11

1:50 pm-10:25 pm

2 stops7h 35m

Rapid City

Wed 3/18

6:00 am-1:10 pm

1 stop8h 10m

$284

SpokaneRapid City

GEG - RAP

GEGRAP

Spokane

Sat 4/25

4:01 pm-10:27 pm

1 stop5h 26m

Rapid City

Sat 5/2

2:35 pm-9:16 pm

1 stop7h 41m

$285

SpokaneRapid City

GEG - RAP

GEGRAP

Spokane

Wed 2/25

2:05 pm-10:27 pm

1 stop7h 22m

Rapid City

Sun 3/1

6:00 am-1:08 pm

1 stop8h 08m

$289

SpokaneRapid City

GEG - RAP

GEGRAP

Spokane

Wed 2/25

11:22 am-10:27 pm

2 stops10h 05m

Rapid City

Sun 3/1

6:00 am-1:08 pm

1 stop8h 08m

$294

BoiseRapid City

BOI - RAP

BOIRAP

Boise Air Term. Gowen Fld

Wed 3/4

1:39 pm-10:51 pm

1 stop9h 12m

Rapid City

Fri 3/6

2:21 pm-10:22 pm

1 stop8h 01m

$459

JacksonRapid City

JAC - RAP

JACRAP

Jackson Hole

Sat 3/28

1:08 pm-10:36 pm

1 stop9h 28m

Rapid City

Sat 4/4

5:32 am-12:38 pm

1 stop7h 06m

$986

JacksonRapid City

JAC - RAP

JACRAP

Jackson Hole

Sat 3/28

1:08 pm-10:36 pm

1 stop9h 28m

Rapid City

Sat 4/4

2:21 pm-11:58 am

2 stops21h 37m

$1,118

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 Idaho 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 November is, on average, the cheapest month to fly to Rapid City from Idaho, with most prices found around $248. If you aren’t able to travel to Rapid City during the month of November, then flying in August is also cheap. Prices for this month can be found on momondo for an average of $318.

Cheap Idaho to Rapid City flight deals and tips

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

Fastest flight time

4h 10m

Direct flights

None
The fastest flight from Idaho to Rapid City takes 4h 10m
There are no direct flights from Idaho to Rapid City. There are no popular flight routes from Idaho to Rapid City.
Search flight deals

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

    Prices for flights from Idaho to Rapid City Airport refresh daily.

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

  • How old do you have to be to fly from Idaho to Rapid City 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 Idaho 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.

Best airlines flying from Idaho to Rapid City

Compare and see reviews for airlines that fly from Idaho to Rapid City with momondo
Airline
Rating
Free Cancellation
Price
United AirlinesPriceFrom $289Free CancellationRating
7.4
9,289 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 Idaho to Rapid City?

It is quick and easy to find Idaho to Rapid City 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 Rapid City that suits you.

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

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

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

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

Yes. momondo can track prices for Idaho to Rapid City 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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