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

According to our current data, Delta ($228), and United Airlines ($282) offers the cheapest pricing from Appleton to Sioux Falls. Delta is priced at 44% lower than the current average price of a flight leaving 3 months from now.

What is the cheapest day to fly from Appleton to Sioux Falls?

Travelers seeking maximum savings on their Appleton to Sioux Falls flight should consider departing on Thursday afternoons when fares are most often at their lowest. Sunday mornings 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 Appleton to Sioux Falls?

It’s generally more expensive to depart on a Monday, if you have to leave on this day you can still search on Cheapflights to find great options that meet your needs.

What is the cheapest month to fly from Appleton to Sioux Falls?

The best pricing can be found in the month of January. Prices to Sioux Falls from Appleton average $411. You can even find prices in January for less than $411, as users have found deals to Sioux Falls from as low as $212. The month of July appears to be one of the more expensive times to travel to Sioux Falls from Appleton. Flying in the targeted month can save you up to 48%.

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

When flying from Appleton to Sioux Falls, the time of day you fly usually plays a role in the price. Save by searching for a flight at noon, which can drop the price by up to 20% versus a flight in the morning.

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

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

How can I find direct flights from Appleton to Sioux Falls?

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

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

Yes. Cheapflights offers flight deals from Appleton 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.

$889+ Flights from Appleton to Sioux Falls

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Cheap flight deals from Appleton to Sioux Falls

Popular in	July
Cheapest in	January
Average price	$449

Highest demand for flights based on searches. 23% potential increase in price ($126 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in August 2025

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Find flight deals from Appleton to Sioux Falls

Cheapest flights from Appleton to Sioux Falls
Explore the most affordable flight options available from Appleton to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

Sun 8/173:45 pmATW - FSD

1 stop6h 15mUnited Airlines

Tue 8/198:00 amFSD - ATW

1 stop6h 06mUnited Airlines

Deal found 8/13

$889

Sun 8/176:35 pmATW - FSD

1 stop5h 53mAmerican Airlines

Tue 8/191:28 pmFSD - ATW

2 stops8h 46mAmerican Airlines

Deal found 8/13

$915

Last-minute flights from Appleton to Sioux Falls
Discover last-minute flight deals from Appleton to Sioux Falls. Data last updated August 14, 2025 and is based on user searches.

Sun 8/173:45 pmATW - FSD

1 stop6h 15mUnited Airlines

Tue 8/198:00 amFSD - ATW

1 stop6h 06mUnited Airlines

Deal found 8/13

$889

Sun 8/176:35 pmATW - FSD

1 stop5h 53mAmerican Airlines

Tue 8/191:28 pmFSD - ATW

2 stops8h 46mAmerican Airlines

Deal found 8/13

$915

Best time to book a flight from Appleton to Sioux Falls

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

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

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

Peruse reviews from past customers who have flown with Delta and United Airlines from Appleton to Sioux Falls to help guide your decision. You can also see how each airline stacks up in terms of 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!

United Airlines

7.4

Good

8,916 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 are the cheapest airlines flying from Appleton to Sioux Falls round-trip?
According to our current data, Delta ($228), and United Airlines ($282) offers the cheapest pricing from Appleton to Sioux Falls. Delta is priced at 44% lower than the current average price of a flight leaving 3 months from now.
Can I find deals for flights from Appleton to Sioux Falls that include hotel bookings?
Yes. In addition to deals on Appleton to Sioux Falls flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Appleton to Sioux Falls?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Appleton to Sioux Falls.
Can I find deals for business class flights from Appleton to Sioux Falls?
Yes. Cheapflights offers flight deals from Appleton 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 Appleton to Sioux Falls?
Currently, September is the cheapest month in which you can book a flight from Appleton to Sioux Falls (average of $334). Flying from Appleton 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

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Top 2 airlines flying from Appleton to Sioux Falls

Airline	Cheapest	Average	Flexibility	On-time
Delta	Cheapest$228	Average$383	FlexibilityNo cancel fee	On-timeN/A
United Airlines	Cheapest$282	Average$338	FlexibilityNo cancel fee	On-time69%

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$889+ Cheap flights from Appleton to Sioux Falls (ATW - 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 8/17. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Appleton 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 Appleton to Sioux Falls

Popular in

Cheapest in

Average price

Find flight deals from Appleton to Sioux Falls

Cheapest flights from Appleton to Sioux FallsExplore the most affordable flight options available from Appleton to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

Explore the most affordable flight options available from Appleton to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.

Best time to book a flight from Appleton to Sioux Falls

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

Cheapflights Insights

Everything you need to know about your flight from Appleton to Sioux Falls

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

Reviews of airlines servicing Sioux Falls

Peruse reviews from past customers who have flown with Delta and United Airlines from Appleton to Sioux Falls to help guide your decision. You can also see how each airline stacks up 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 Appleton 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 Appleton to Sioux Falls round-trip?

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

How can I find direct flights from Appleton to Sioux Falls?

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

What is the cheapest month to book a flight from Appleton 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 Appleton to Sioux Falls

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

Top 2 airlines flying from Appleton to Sioux Falls

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Book with Flexibility

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Cheapest flights from Appleton to Sioux Falls
Explore the most affordable flight options available from Appleton to Sioux Falls. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 14, 2025.