Cheap Flights from Rapid City (RAP) to Twin Falls (TWF)

Popular airlines from Rapid City Regional Airport (RAP) to Twin Falls, ID (TWF)

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Cheap Flights from Rapid City to Twin Falls (RAP-TWF)

Prices were available within the past 7 days and start at for one-way flights and $1,055 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

Delta
Thu, Oct 16 - Wed, Oct 22
RAP
Rapid City
TWF
Twin Falls
$1,055 Roundtrip, found 3 days ago
$1,055
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 16 from Rapid City to Twin Falls, returning Wed, Oct 22, priced at $1,055 found 3 days ago
Delta
Thu, Oct 16 - Tue, Oct 21
RAP
Rapid City
TWF
Twin Falls
$1,075 Roundtrip, found 3 days ago
$1,075
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 16 from Rapid City to Twin Falls, returning Tue, Oct 21, priced at $1,075 found 3 days ago
Delta
Thu, Oct 16 - Sat, Oct 18
RAP
Rapid City
TWF
Twin Falls
$1,121 Roundtrip, found 3 days ago
$1,121
Roundtrip
found 3 days ago
Select Delta flight, departing Thu, Oct 16 from Rapid City to Twin Falls, returning Sat, Oct 18, priced at $1,121 found 3 days ago
United
Thu, Oct 16 - Sun, Oct 19
RAP
Rapid City
TWF
Twin Falls
$1,247 Roundtrip, found 3 days ago
$1,247
Roundtrip
found 3 days ago
Select United flight, departing Thu, Oct 16 from Rapid City to Twin Falls, returning Sun, Oct 19, priced at $1,247 found 3 days ago
United
Wed, Oct 15 - Sun, Oct 19
RAP
Rapid City
TWF
Twin Falls
$1,272 Roundtrip, found 3 days ago
$1,272
Roundtrip
found 3 days ago
Select United flight, departing Wed, Oct 15 from Rapid City to Twin Falls, returning Sun, Oct 19, priced at $1,272 found 3 days ago

Frequently asked questions

How much does a flight from Rapid City Regional Airport (RAP) to Twin Falls Airport (TWF) cost?
Grab a cheap one-way flight or cheap return flight from $1,055 from Rapid City Regional Airport (RAP) to Twin Falls Airport (TWF) with Expedia. Enter your travel dates and sort by "Price (lowest to highest)" to find our cheapest flight offers on this route.
What is the cheapest month to fly from Rapid City Regional Airport (RAP) to Twin Falls Airport (TWF)?
October is the least expensive month to fly from RAP to TWF. Traveling during quieter months is often the key to scoring lower fares.
What is the cheapest airline that flies from Rapid City Regional Airport (RAP) to Twin Falls Airport (TWF)?
To find the cheapest airline that'll fly you from RAP to TWF, use Expedia's filter tool. Tailor your search based on your travel needs, such as preferred carriers and flight duration. You can then sort your results by "Price (lowest to highest)" to see the most affordable options first.
How many flights per day from Rapid City Regional Airport (RAP) to Twin Falls Airport (TWF)?
Nonstop flights from Rapid City Regional Airport (RAP) to Twin Falls Airport (TWF) aren't available daily, so you'll have to take a flight with a layover. Explore your options with Expedia's filters. Enter your travel dates and choose either "1 Stop" or "2+ Stops."
What day of the week has the most flights from RAP to TWF?
You'll generally find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can change from season to season and during public holidays or peak travel times.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from Rapid City Regional Airport (RAP) to Twin Falls Airport (TWF)?
To avoid potential delays on the Rapid City Regional Airport (RAP) to Twin Falls Airport (TWF) route, aim to travel before 3 PM. Later flights have a 22% higher chance of cancellation.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from Rapid City Regional Airport (RAP) to Twin Falls Airport (TWF) last-minute?
Last-minute bookings from RAP to TWF are usually more expensive. To lock in the lowest rates, start looking for flights well in advance. That said, if you're flexible with your travel plans, you may land a cheap fare right before your journey.
Is it cheaper to book a RAP to TWF flight and hotel package?
You'll typically save money by booking a RAP to TWF flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one convenient place. Once you've chosen your preferred flights and accommodations, consider adding extras like car rentals, activities and tours.
Can I cancel or change the date of my flight from Rapid City Regional Airport (RAP) to Twin Falls Airport (TWF)?
It's usually possible to reschedule or cancel your RAP to TWF flight. However, if the booking was made more than 24 hours ago, additional charges may apply. Check your airline's policies in your itinerary to see what changes are allowed and if any costs are involved. You'll also find more information on our Customer Service portal.

Travel information

Origin airport
Rapid City Regional
Destination airport
Twin Falls
Roundtrip price
$1,055
Distance
584 mi

Book with confidence

Rapid City to Twin Falls Flights

The cheapest times to fly from Rapid City to Twin Falls

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Rapid City to Twin Falls are during the month of October. You can find some of the cheapest flights from Rapid City to Twin Falls with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Rapid City to Twin Falls

Sunday is one of the best days to book for cheap flights from Rapid City to Twin Falls: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Rapid City to Twin Falls

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Rapid City to Twin Falls in 2025. You can also book with separate airlines for your outbound and return journeys, from one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Rapid City to Twin Falls flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Rapid City to Twin Falls airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Rapid City to Twin Falls Flights

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*Available to One Key members.