Cheap flights from Rapid City to Idaho from $125
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 Idaho departing on 7/20. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
Discover deals from 900+ travel sites with momondo.
Save money when you book flights with momondo
Big names and deals
Big names and deals
Search 100s of travel sites to compare prices.Filter for what you want
Filter for what you want
Free Wi-Fi? Stopover? Instantly customize your results.Trusted and free
Trusted and free
We’re completely free to use - no hidden charges or fees.Price Alerts
Price Alerts
Not ready to book? to track prices.Find the cheapest flights from Rapid City to Idaho
Cheap round-trip flights
Cheap one-way flights
Cheap last minute flights
United Airlines flights from Rapid City to Idaho
Our best United Airlines deals on Rapid City to Idaho flight tickets
American Airlines flights from Rapid City to Idaho
Our best American Airlines deals on Rapid City to Idaho flight tickets
See travel insights to Idaho from
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 month to fly to Idaho?
In general, January is the cheapest month to fly from Rapid City to Idaho. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around $248. If you don’t want to visit Idaho in January, then you should wait until April to fly from Rapid City, when ticket prices are also cheap, with an average price of $248.
What is the cheapest day to depart on your flight to Idaho?
Our data shows that Thursday is the least expensive day to fly to Idaho. Tickets to fly out on this day can be as low as $326. On the other hand, Tuesday is the most expensive day to depart from Rapid City because it is more convenient for both business and leisure travelers. As a result, prices tend to be around $522.
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
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 June 2025, 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 | ||
|---|---|---|---|---|---|
| PriceFrom $248 | Free Cancellation | Rating 8.0 7,946 reviews | |||
| PriceFrom $248 | Free Cancellation | Rating 7.4 8,790 reviews |
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.