What is the cheapest month to book a flight from Twin Falls to South Dakota?

Currently, September is the cheapest month in which you can book a flight from Twin Falls to South Dakota (average of $334). Flying from Twin Falls to South Dakota in December is currently the most expensive (average of $446). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

In terms of precipitation, rainfall in South Dakota ranges from 0.6 - 3.9 inches per month. June is typically the wettest month, when rainfall can reach 3.9 in. January is typically the driest time to visit South Dakota when rainfall is around 0.6 in.

If weather is an important factor for your trip to South Dakota, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 15.8 F).

What is the cheapest time of day to fly from TWF to SD?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Twin Falls to South Dakota as you normally would.

What airport do you fly from for flights from Twin Falls to South Dakota?

Twin Falls Joslin (TWF), located 5.8 mi from the city center, is the airport you fly out of when you book flights from Twin Falls to South Dakota.

Can I find deals for flights from Twin Falls to South Dakota that include hotel bookings?

Yes. In addition to deals on Twin Falls to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Twin Falls to South Dakota?

After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Twin Falls to South Dakota.

Can I find deals for business class flights from Twin Falls to South Dakota?

Yes. Cheapflights offers flight deals from Twin Falls to South Dakota by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

$675+ Flights from Twin Falls to South Dakota

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Cheap flight deals from Twin Falls to South Dakota

Round-trip from	$675 (Delta)

From Twin Falls Joslin to South Dakota

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Find flight deals from Twin Falls to South Dakota

Cheapest flights from Twin Falls to South Dakota
Explore the most affordable flight options available from Twin Falls to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Sat 12/66:15 amTWF - RAP

2 stops15h 55mDelta

Tue 12/910:40 amRAP - TWF

2 stops11h 38mDelta

Deal found 7/28

$675

Best flights from Twin Falls to South Dakota
Discover carefully curated flight deals from Twin Falls to South Dakota that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 30, 2025.

Sat 12/66:15 amTWF - RAP

2 stops15h 55mDelta

Tue 12/910:40 amRAP - TWF

2 stops11h 38mDelta

Deal found 7/28

$675

Cheapflights Fare Finder

Use the filters below to find and compare flights from Twin Falls to South Dakota that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Twin FallsRapid City

TWF - RAP

TWFRAP

Twin Falls Joslin

Sat 12/6

6:15 am-10:10 pm

2 stops15h 55m

Rapid City

Tue 12/9

10:40 am-10:18 pm

2 stops11h 38m

$675

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Best time to book a flight from Twin Falls to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Twin Falls with our price prediction graph.

Estimated round-trip price

Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Twin Falls to South Dakota

No data available for this route at this time. Please check back soon.

Reviews of airlines servicing South Dakota

Read reviews from past customers who have flown Delta from Twin Falls to South Dakota. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Delta

8.0

Very good

7,980 reviews

Delta

8.0

Very good

7,980 reviews

Reviews

1 / 20

10.0

Excellent

Kim,May 2025

PIH - SLC

This trip was fine even with delay I had plenty of time to get connection flight!

Related info for your journey

What airport do you fly from for flights from Twin Falls to South Dakota?
Twin Falls Joslin (TWF), located 5.8 mi from the city center, is the airport you fly out of when you book flights from Twin Falls to South Dakota.
Can I find deals for flights from Twin Falls to South Dakota that include hotel bookings?
Yes. In addition to deals on Twin Falls to South Dakota flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Twin Falls to South Dakota?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Twin Falls to South Dakota.
Can I find deals for business class flights from Twin Falls to South Dakota?
Yes. Cheapflights offers flight deals from Twin Falls to South Dakota by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.
What is the cheapest month to book a flight from Twin Falls to South Dakota?
Currently, September is the cheapest month in which you can book a flight from Twin Falls to South Dakota (average of $334). Flying from Twin Falls to South Dakota in December is currently the most expensive (average of $446). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

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$675+ Cheap flights from Twin Falls (TWF) to South Dakota

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 12/6. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Twin Falls to South Dakota with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Twin Falls to South Dakota

Keep the following information in mind while searching for Twin Falls to South Dakota flight deals. Data was last updated July 30, 2025.

Round-trip from

Find flight deals from Twin Falls to South Dakota

Cheapest flights from Twin Falls to South DakotaExplore the most affordable flight options available from Twin Falls to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Explore the most affordable flight options available from Twin Falls to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Twin Falls to South Dakota that are best for you.

Best time to book a flight from Twin Falls to South Dakota

Have a flexible travel schedule? Discover the best time to fly to South Dakota from Twin Falls with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Twin Falls to South Dakota

Reviews of airlines servicing South Dakota

Read reviews from past customers who have flown Delta from Twin Falls to South Dakota. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Twin Falls to South Dakota. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

What airport do you fly from for flights from Twin Falls to South Dakota?

Can I find deals for flights from Twin Falls to South Dakota that include hotel bookings?

How can I find direct flights from Twin Falls to South Dakota?

Can I find deals for business class flights from Twin Falls to South Dakota?

What is the cheapest month to book a flight from Twin Falls to South Dakota?

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Twin Falls to South Dakota

See prices for flight routes from nearby airports that may be better suited for you.

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Travel Smart

Cheapest flights from Twin Falls to South Dakota
Explore the most affordable flight options available from Twin Falls to South Dakota. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 30, 2025.