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

Prices for flights from Rapid City Airport to Idaho are refreshed on a daily basis.

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

As of March 2026, there are 2 operators available to choose from for flights from Rapid City Airport to Idaho.

How old do you have to be to fly from Rapid City Airport to Idaho?

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 Rapid City Airport to Idaho.

What documentation or ID do you need to fly to Idaho?

The travel and health documents required for your trip to Idaho 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 Idaho. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$189 Cheap Flights from Rapid City to Idaho in 2026

1 adult

0 bags

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Find the cheapest flights from Rapid City to Idaho

Round-trip

One-way

Last minute

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:00 am - 9:50 am

RAP

IDA

4h 50m

1 stop

7:00 am - 12:29 pm

IDA

RAP

5h 29m

1 stop

$249United Airlines

Thu, May 21 - Sun, May 24

5:00 am - 9:45 am

RAP

BOI

4h 45m

1 stop

5:46 pm - 10:25 pm

BOI

RAP

4h 39m

1 stop

$269United Airlines

Fri, May 22 - Wed, May 27

4:15 pm - 9:11 pm

RAP

GEG

5h 56m

1 stop

4:01 pm - 10:27 pm

GEG

RAP

5h 26m

1 stop

$269United Airlines

Wed, Apr 15 - Sat, Apr 18

2:35 pm - 9:17 pm

RAP

BOI

6h 42m

1 stop

5:00 am - 9:23 am

BOI

RAP

4h 23m

1 stop

$284United Airlines

Fri, May 1 - Wed, May 6

8:30 am - 12:41 pm

RAP

GEG

5h 11m

1 stop

5:00 am - 1:13 pm

GEG

RAP

7h 13m

1 stop

$293United Airlines

Fri, Mar 13 - Tue, Mar 17

6:00 am - 2:05 pm

RAP

BOI

8h 05m

1 stop

3:23 pm - 10:20 pm

BOI

RAP

6h 57m

1 stop

$314Delta

Fri, Apr 10 - Tue, Apr 14

2:45 pm - 9:18 pm

RAP

GEG

7h 33m

1 stop

5:00 am - 1:13 pm

GEG

RAP

7h 13m

1 stop

$335United Airlines

Tue, Mar 17 - Sat, Mar 21

4:15 pm - 9:22 pm

RAP

BOI

5h 07m

1 stop

6:15 am - 1:08 pm

BOI

RAP

6h 53m

1 stop

$339United Airlines

Wed, Apr 8 - Sun, Apr 12

2:45 pm - 9:18 pm

RAP

GEG

7h 33m

1 stop

5:00 am - 11:05 am

GEG

RAP

5h 05m

1 stop

$343United Airlines

Sat, Mar 14 - Wed, Mar 18

6:00 am - 2:05 pm

RAP

BOI

8h 05m

1 stop

3:23 pm - 10:20 pm

BOI

RAP

6h 57m

1 stop

$359Delta

Fri, Apr 10 - Tue, Apr 14

United Airlines flights from Rapid City to Idaho

Our best United Airlines deals on Rapid City to Idaho flight tickets

United Airlines

May 21

RAP5:00 amRapid City

4h 50m

1 stop

IDA9:50 amIdaho Falls Fanning Field

May 24

IDA7:00 amIdaho Falls Fanning Field

5h 29m

1 stop

RAP12:29 pmRapid City

$249

United Airlines

May 22

RAP5:00 amRapid City

4h 45m

1 stop

BOI9:45 amBoise Air Term. Gowen Fld

May 27

BOI5:46 pmBoise Air Term. Gowen Fld

4h 39m

1 stop

RAP10:25 pmRapid City

$269

United Airlines

May 1

RAP2:35 pmRapid City

6h 42m

1 stop

BOI9:17 pmBoise Air Term. Gowen Fld

May 6

BOI5:00 amBoise Air Term. Gowen Fld

4h 23m

1 stop

RAP9:23 amRapid City

$284

Delta flights from Rapid City to Idaho

Our best Delta deals on Rapid City to Idaho flight tickets

Delta

Apr 10

RAP6:00 amRapid City

8h 05m

1 stop

BOI2:05 pmBoise Air Term. Gowen Fld

Apr 14

BOI3:23 pmBoise Air Term. Gowen Fld

6h 57m

1 stop

RAP10:20 pmRapid City

$314

Delta

Apr 10

RAP6:00 amRapid City

8h 05m

1 stop

BOI2:05 pmBoise Air Term. Gowen Fld

Apr 14

BOI3:23 pmBoise Air Term. Gowen Fld

6h 57m

1 stop

RAP10:20 pmRapid City

$359

Delta

Apr 8

RAP4:01 pmRapid City

7h 58m

2 stops

BOI11:59 pmBoise Air Term. Gowen Fld

Apr 12

BOI3:01 pmBoise Air Term. Gowen Fld

7h 24m

1 stop

RAP10:25 pmRapid City

$388

Fly from

Fly to

Route

Depart

Return

Price

Rapid CityIdaho Falls

RAP - IDA

RAPIDA

Rapid City

Thu 5/21

5:00 am-9:50 am

1 stop4h 50m

Idaho Falls Fanning Field

Sun 5/24

7:00 am-12:29 pm

1 stop5h 29m

$249

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Fri 5/22

5:00 am-9:45 am

1 stop4h 45m

Boise Air Term. Gowen Fld

Wed 5/27

5:46 pm-10:25 pm

1 stop4h 39m

$269

Rapid CitySpokane

RAP - GEG

RAPGEG

Rapid City

Wed 4/15

4:15 pm-9:11 pm

1 stop5h 56m

Spokane

Sat 4/18

4:01 pm-10:27 pm

1 stop5h 26m

$269

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Fri 5/1

2:35 pm-9:17 pm

1 stop6h 42m

Boise Air Term. Gowen Fld

Wed 5/6

5:00 am-9:23 am

1 stop4h 23m

$284

Rapid CitySpokane

RAP - GEG

RAPGEG

Rapid City

Fri 3/13

8:30 am-12:41 pm

1 stop5h 11m

Spokane

Tue 3/17

5:00 am-1:13 pm

1 stop7h 13m

$293

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Fri 4/10

6:00 am-2:05 pm

1 stop8h 05m

Boise Air Term. Gowen Fld

Tue 4/14

3:23 pm-10:20 pm

1 stop6h 57m

$314

Rapid CitySpokane

RAP - GEG

RAPGEG

Rapid City

Tue 3/17

2:45 pm-9:18 pm

1 stop7h 33m

Spokane

Sat 3/21

5:00 am-1:13 pm

1 stop7h 13m

$335

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Wed 4/8

4:15 pm-9:22 pm

1 stop5h 07m

Boise Air Term. Gowen Fld

Sun 4/12

6:15 am-1:08 pm

1 stop6h 53m

$339

Rapid CitySpokane

RAP - GEG

RAPGEG

Rapid City

Sat 3/14

2:45 pm-9:18 pm

1 stop7h 33m

Spokane

Wed 3/18

5:00 am-11:05 am

1 stop5h 05m

$343

Rapid CityBoise

RAP - BOI

RAPBOI

Rapid City

Fri 4/10

6:00 am-2:05 pm

1 stop8h 05m

Boise Air Term. Gowen Fld

Tue 4/14

3:23 pm-10:20 pm

1 stop6h 57m

$359

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

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

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 airline that flies from Rapid City to Idaho?

Delta and United Airlines are the most popular carriers operating from Rapid City to Idaho

Cheap Rapid City to Idaho flight deals and tips

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

Fastest flight time	4h 27m
Direct flights	None

The fastest flight from Rapid City to Idaho takes 4h 27m

There are no direct flights from Rapid City to Idaho. There are no popular flight routes from Rapid City to Idaho.

Search flight deals

When did momondo last update prices for flights from Rapid City Airport to Idaho?
Prices for flights from Rapid City Airport to Idaho are refreshed on a daily basis.
How many operators does momondo search for flights from Rapid City Airport to Idaho?
As of March 2026, there are 2 operators available to choose from for flights from Rapid City Airport to Idaho.
How old do you have to be to fly from Rapid City Airport to Idaho?
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 Rapid City Airport to Idaho.
What documentation or ID do you need to fly to Idaho?
The travel and health documents required for your trip to Idaho 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 Idaho. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Rapid City to Idaho

Compare and see reviews for airlines that fly from Rapid City to Idaho with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $248	Free Cancellation	Rating 7.4 9,375 reviews		Search United Airlines flights
Delta	PriceFrom $248	Free Cancellation	Rating 7.9 8,237 reviews		Search Delta flights

Why use momondo?

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

Finding the right flight to Idaho 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 Idaho quick and easy, saving you time and money.

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

All flight searches from Rapid City to Idaho on momondo can be filtered to show those which offer flexible booking policies.

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

Once you have performed a search for Rapid City to Idaho flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.

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

Price alerts on flights to Idaho from Rapid City are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.