What are the cheapest airlines flying from Colorado Springs to Sioux Falls round-trip?

Our cheapest airline available from Colorado Springs to Sioux Falls is United Airlines. Our recent data shows that you can find tickets from as low as $255 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $259 and $299 round-trip. United Airlines is priced at 45% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Colorado Springs to Sioux Falls?

Travelers seeking maximum savings on their Colorado Springs to Sioux Falls flight should consider departing on Thursday mornings when fares are most often at their lowest. Thursday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in Sioux Falls 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 Sioux Falls when rainfall is around 0.6 in.

If weather is an important factor for your trip to Sioux Falls, 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 day to fly round-trip from Colorado Springs to Sioux Falls?

Friday is generally a great day to depart. Flying on this day could help you save up to 37%.

How far in advance should I book a flight from Colorado Springs to Sioux Falls?

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 38 days in advance, which can save you up to 248% on flights from Colorado Springs to Sioux Falls compared to booking the week you need them. Waiting 38 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $88. For sooner than that we have options available in the next 3 days from $302.

What is the cheapest month to fly from Colorado Springs to Sioux Falls?

The best pricing can be found in the month of September. Prices to Sioux Falls from Colorado Springs average $208. You can even find prices in September for less than $208, as users have found deals to Sioux Falls from as low as $51. The month of March appears to be one of the more expensive times to travel to Sioux Falls from Colorado Springs. Flying in the targeted month can save you up to 39%.

What is the cheapest time of day to fly from COS to FSD?

It’s optimal to fly from Colorado Springs to Sioux Falls at noon. By choosing this option you can save up to 3% on the cost of your flight, compared to a flight in the afternoon.

Can I find deals for flights from Colorado Springs to Sioux Falls that include hotel bookings?

Yes. In addition to deals on Colorado Springs to Sioux Falls flights, Cheapflights offers vacation packages that include both flights and hotel.

How can I find direct flights from Colorado Springs to Sioux Falls?

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

Can I find deals for business class flights from Colorado Springs to Sioux Falls?

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

$255+ Flights from Colorado Springs to Sioux Falls

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Cheap flight deals from Colorado Springs to Sioux Falls

Round-trip from	$255 (United Airlines)
Popular in	August
Cheapest in	November
Average price	$368

From Colorado Springs to Sioux Falls Joe Foss Field

Search Deals

Highest demand for flights based on searches. 10% potential increase in price ($51 potential increase over avg. RT price).

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Cheapest flight prices on average. 8% potential price decrease ($39 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Colorado Springs to Sioux Falls

Cheapest flights from Colorado Springs to Sioux Falls
Explore the most affordable flight options available from Colorado Springs to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

Fri 8/85:30 amCOS - FSD

1 stop4h 12mUnited Airlines

Mon 8/116:49 pmFSD - COS

1 stop4h 06mUnited Airlines

Deal found 7/9

$255

Fri 7/255:00 amCOS - FSD

1 stop6h 46mAmerican Airlines

Tue 7/295:11 pmFSD - COS

1 stop6h 11mAmerican Airlines

Deal found 7/9

$259

Fri 8/810:54 amCOS - FSD

1 stop5h 42mDelta

Fri 8/155:00 amFSD - COS

1 stop6h 16mDelta

Deal found 7/9

$299

Best flights from Colorado Springs to Sioux Falls
Discover carefully curated flight deals from Colorado Springs to Sioux Falls that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 11, 2025.

Fri 8/85:30 amCOS - FSD

1 stop4h 12mUnited Airlines

Mon 8/116:49 pmFSD - COS

1 stop4h 06mUnited Airlines

Deal found 7/9

$255

Fri 7/255:00 amCOS - FSD

1 stop6h 46mAmerican Airlines

Tue 7/295:11 pmFSD - COS

1 stop6h 11mAmerican Airlines

Deal found 7/9

$259

Fri 8/810:54 amCOS - FSD

1 stop5h 42mDelta

Fri 8/155:00 amFSD - COS

1 stop6h 16mDelta

Deal found 7/9

$299

Last-minute flights from Colorado Springs to Sioux Falls
Discover last-minute flight deals from Colorado Springs to Sioux Falls. Data last updated July 11, 2025 and is based on user searches.

Fri 7/255:00 amCOS - FSD

1 stop6h 46mAmerican Airlines

Tue 7/295:11 pmFSD - COS

1 stop6h 11mAmerican Airlines

Deal found 7/9

$259

Fri 8/85:30 amCOS - FSD

1 stop4h 12mUnited Airlines

Mon 8/116:49 pmFSD - COS

1 stop4h 06mUnited Airlines

Deal found 7/9

$255

Fri 8/810:54 amCOS - FSD

1 stop5h 42mDelta

Fri 8/155:00 amFSD - COS

1 stop6h 16mDelta

Deal found 7/9

$299

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado Springs to Sioux Falls that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Colorado SpringsSioux Falls

COS - FSD

COSFSD

Colorado Springs

Fri 8/8

5:30 am-10:42 am

1 stop4h 12m

Sioux Falls Joe Foss Field

Mon 8/11

6:49 pm-9:55 pm

1 stop4h 06m

$255

Colorado SpringsSioux Falls

COS - FSD

COSFSD

Colorado Springs

Fri 7/25

5:00 am-12:46 pm

1 stop6h 46m

Sioux Falls Joe Foss Field

Tue 7/29

5:11 pm-10:22 pm

1 stop6h 11m

$259

Colorado SpringsSioux Falls

COS - FSD

COSFSD

Colorado Springs

Fri 8/8

10:54 am-5:36 pm

1 stop5h 42m

Sioux Falls Joe Foss Field

Fri 8/15

5:00 am-10:16 am

1 stop6h 16m

$299

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/9

Best time to book a flight from Colorado Springs to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Colorado Springs 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 Colorado Springs to Sioux Falls

What is the cheapest month to book a flight from Colorado Springs to Sioux Falls?

Currently, September is the cheapest month in which you can book a flight from Colorado Springs to Sioux Falls (average of $334). Flying from Colorado Springs to Sioux Falls 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.

Reviews of airlines servicing Sioux Falls

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Colorado Springs to Sioux Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,951 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

7,951 reviews

Delta

8.0

Very good

7,951 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!

United Airlines

7.4

Good

8,846 reviews

Delta

8.0

Very good

7,951 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!

American Airlines

7.2

Good

10,000 reviews

Delta

8.0

Very good

7,951 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 are the cheapest airlines flying from Colorado Springs to Sioux Falls round-trip?
Our cheapest airline available from Colorado Springs to Sioux Falls is United Airlines. Our recent data shows that you can find tickets from as low as $255 on this airline. Additional options worth looking into are American Airlines and Delta, starting at $259 and $299 round-trip. United Airlines is priced at 45% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Colorado Springs to Sioux Falls that include hotel bookings?
Yes. In addition to deals on Colorado Springs to Sioux Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Colorado Springs to Sioux Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Colorado Springs to Sioux Falls.
Can I find deals for business class flights from Colorado Springs to Sioux Falls?
Yes. Cheapflights offers flight deals from Colorado Springs to Sioux Falls 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 Colorado Springs to Sioux Falls?
Currently, September is the cheapest month in which you can book a flight from Colorado Springs to Sioux Falls (average of $334). Flying from Colorado Springs to Sioux Falls 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Top airline flying from Colorado Springs to Sioux Falls

Airline	Cheapest	Average	Flexibility	On-time
United Airlines	Cheapest$318	Average$508	FlexibilityNo cancel fee	On-time69%

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$255+ Cheap flights from Colorado Springs to Sioux Falls (COS - FSD)

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 8/8. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Colorado Springs to Sioux Falls with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheap flight deals from Colorado Springs to Sioux Falls

Round-trip from

Popular in

Cheapest in

Average price

Find flight deals from Colorado Springs to Sioux Falls

Cheapest flights from Colorado Springs to Sioux FallsExplore the most affordable flight options available from Colorado Springs to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

Explore the most affordable flight options available from Colorado Springs to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Colorado Springs to Sioux Falls that are best for you.

Best time to book a flight from Colorado Springs to Sioux Falls

Have a flexible travel schedule? Discover the best time to fly to Sioux Falls from Colorado Springs with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Colorado Springs to Sioux Falls

What is the cheapest month to book a flight from Colorado Springs to Sioux Falls?

Reviews of airlines servicing Sioux Falls

Get a feel of what it's like to fly with Delta, United Airlines, and American Airlines from Colorado Springs to Sioux Falls by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines flying from Colorado Springs to Sioux Falls round-trip?

Can I find deals for flights from Colorado Springs to Sioux Falls that include hotel bookings?

How can I find direct flights from Colorado Springs to Sioux Falls?

Can I find deals for business class flights from Colorado Springs to Sioux Falls?

What is the cheapest month to book a flight from Colorado Springs to Sioux Falls?

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 Colorado Springs to Sioux Falls

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

Top airline flying from Colorado Springs to Sioux Falls

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Book with Flexibility

Travel Smart

Cheapest flights from Colorado Springs to Sioux Falls
Explore the most affordable flight options available from Colorado Springs to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 11, 2025.