What is the cheapest airline that flies from Connecticut to South Dakota?

Delta, Frontier, and American Airlines are the most popular carriers operating from Connecticut to South Dakota

What airlines fly to South Dakota?

United Airlines, Delta and American Airlines are the top three most popular airlines that fly to South Dakota from Connecticut according to our data. United Airlines is the first choice among our users, with 39% of people opting to fly with this airline when traveling to South Dakota. Keep in mind that there are 3 different airlines that fly to South Dakota on a routine basis, so you have a few additional options to choose from.

How long is the flight from Connecticut to South Dakota?

The flight from Connecticut to South Dakota depends on which airports you’re departing and arriving from and whether or not you have a layover. If you fly from Hartford (a popular airport in Connecticut) to Sioux Falls (the most popular airport in South Dakota), then the flight time is 5h 19m on average. If you fly from New Haven (another popular airport in Connecticut) to Sioux Falls, then the average flight time is 28h 53m.

When did momondo last update prices for flights from Connecticut to South Dakota?

Prices for flights from Connecticut to South Dakota were last updated today.

How many operators does momondo search for flights from Connecticut to South Dakota?

As of September 2025, there are 3 operators available to choose from for flights from Connecticut to South Dakota.

How old do you have to be to fly from Connecticut to South Dakota?

Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Connecticut to South Dakota.

What documentation or ID do you need to fly to South Dakota?

The travel and health documents required for your trip to South Dakota 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 South Dakota. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

$124 Cheap Flights from Connecticut to South Dakota in 2025/26

1 adult

0 bags

Discover deals from 900+ travel sites with momondo.

Save money when you book flights with momondo

Big names and deals

Search 100s of travel sites to compare prices.

Filter for what you want

Free Wi-Fi? Stopover? Instantly customize your results.

Trusted and free

We’re completely free to use - no hidden charges or fees.

Price Alerts

Not ready to book? to track prices.

Search flight deals

Find the cheapest flights from Connecticut to South Dakota

Round-trip

One-way

Last minute

Cheap round-trip flights

10:55 pm - 1:38 pmLGA-FSD

15h 43m1 stop

7:28 pm - 10:00 pmFSD-LGA

25h 32m1 stop

$192Frontier

Find Deal

Sat, Oct 11 - Mon, Oct 20

10:55 pm - 6:33 pmLGA-FSD

20h 38m1 stop

2:23 pm - 10:00 pmFSD-LGA

6h 37m1 stop

$229Frontier

Find Deal

Thu, Oct 23 - Thu, Oct 30

1:59 pm - 9:16 pmLGA-FSD

8h 17m1 stop

1:33 pm - 9:59 pmFSD-LGA

7h 26m1 stop

$239American Airlines

Find Deal

Wed, Oct 22 - Wed, Oct 29

5:59 am - 12:01 pmLGA-FSD

7h 02m1 stop

12:31 pm - 7:59 pmFSD-LGA

6h 28m1 stop

$249American Airlines

Find Deal

Wed, Oct 15 - Sat, Oct 25

6:15 am - 12:55 pmEWR-FSD

7h 40m1 stop

5:18 am - 10:59 amFSD-EWR

4h 41m1 stop

$251Delta

Find Deal

Sat, Nov 8 - Tue, Nov 11

3:46 pm - 10:56 pmJFK-FSD

8h 10m1 stop

5:18 am - 10:47 amFSD-JFK

4h 29m1 stop

$257Delta

Find Deal

Wed, Nov 5 - Wed, Nov 12

4:50 pm - 9:46 pmEWR-FSD

5h 56m1 stop

6:23 pm - 12:13 amFSD-EWR

4h 50m1 stop

$273United Airlines

Find Deal

Sat, Nov 8 - Mon, Nov 10

6:15 am - 10:57 amEWR-RAP

6h 42m1 stop

4:35 pm - 12:57 amRAP-EWR

6h 22m1 stop

$284United Airlines

Find Deal

Tue, Oct 14 - Sun, Oct 19

7:15 pm - 8:31 amLGA-FSD

14h 16m1 stop

2:32 pm - 11:29 amFSD-LGA

19h 57m2 stops

$290Multiple Airlines

Find Deal

Sat, Nov 8 - Mon, Nov 10

8:31 pm - 8:27 amEWR-FSD

12h 56m1 stop

9:32 pm - 7:26 pmFSD-EWR

20h 54m1 stop

$312Multiple Airlines

Find Deal

Sat, Oct 11 - Fri, Oct 17

American Airlines flights from Connecticut to South Dakota

Our best American Airlines deals on Connecticut to South Dakota flight tickets

American Airlines

Oct 22

LGA1:59 pmNew York LaGuardia

8h 17m

1 stop

FSD9:16 pmSioux Falls Joe Foss Field

Oct 29

FSD1:33 pmSioux Falls Joe Foss Field

7h 26m

1 stop

LGA9:59 pmNew York LaGuardia

$239

Find similar

American Airlines

Oct 15

JFK7:40 amNew York John F Kennedy Intl

5h 21m

1 stop

FSD12:01 pmSioux Falls Joe Foss Field

Oct 25

FSD12:31 pmSioux Falls Joe Foss Field

6h 29m

1 stop

JFK8:00 pmNew York John F Kennedy Intl

$249

Find similar

American Airlines

Dec 4

LGA12:00 pmNew York LaGuardia

7h 49m

1 stop

FSD6:49 pmSioux Falls Joe Foss Field

Dec 8

FSD1:09 pmSioux Falls Joe Foss Field

7h 50m

1 stop

LGA9:59 pmNew York LaGuardia

$259

Find similar

Delta flights from Connecticut to South Dakota

Our best Delta deals on Connecticut to South Dakota flight tickets

Delta

Nov 8

EWR6:15 amNewark

7h 40m

1 stop

FSD12:55 pmSioux Falls Joe Foss Field

Nov 11

FSD5:18 amSioux Falls Joe Foss Field

4h 41m

1 stop

EWR10:59 amNewark

$251

Find similar

Delta

Nov 5

JFK3:46 pmNew York John F Kennedy Intl

8h 10m

1 stop

FSD10:56 pmSioux Falls Joe Foss Field

Nov 12

FSD5:18 amSioux Falls Joe Foss Field

4h 29m

1 stop

JFK10:47 amNew York John F Kennedy Intl

$257

Find similar

Delta

Nov 5

JFK3:46 pmNew York John F Kennedy Intl

8h 10m

1 stop

FSD10:56 pmSioux Falls Joe Foss Field

Nov 12

FSD1:30 pmSioux Falls Joe Foss Field

8h 38m

2 stops

JFK11:08 pmNew York John F Kennedy Intl

$262

Find similar

momondo Fare Finder

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

Fly from

Fly to

Route

Depart

Return

Price

New YorkSioux Falls

LGA - FSD

LGAFSD

New York LaGuardia

Sat 10/11

10:55 pm-1:38 pm

1 stop15h 43m

Sioux Falls Joe Foss Field

Mon 10/20

7:28 pm-10:00 pm

1 stop25h 32m

$192

New YorkSioux Falls

LGA - FSD

LGAFSD

New York LaGuardia

Thu 10/23

10:55 pm-6:33 pm

1 stop20h 38m

Sioux Falls Joe Foss Field

Thu 10/30

2:23 pm-10:00 pm

1 stop6h 37m

$229

New YorkSioux Falls

LGA - FSD

LGAFSD

New York LaGuardia

Wed 10/22

1:59 pm-9:16 pm

1 stop8h 17m

Sioux Falls Joe Foss Field

Wed 10/29

1:33 pm-9:59 pm

1 stop7h 26m

$239

New YorkSioux Falls

LGA - FSD

LGAFSD

New York LaGuardia

Wed 10/15

5:59 am-12:01 pm

1 stop7h 02m

Sioux Falls Joe Foss Field

Sat 10/25

12:31 pm-7:59 pm

1 stop6h 28m

$249

NewarkSioux Falls

EWR - FSD

EWRFSD

Newark

Sat 11/8

6:15 am-12:55 pm

1 stop7h 40m

Sioux Falls Joe Foss Field

Tue 11/11

5:18 am-10:59 am

1 stop4h 41m

$251

New YorkSioux Falls

JFK - FSD

JFKFSD

New York John F Kennedy Intl

Wed 11/5

3:46 pm-10:56 pm

1 stop8h 10m

Sioux Falls Joe Foss Field

Wed 11/12

5:18 am-10:47 am

1 stop4h 29m

$257

NewarkSioux Falls

EWR - FSD

EWRFSD

Newark

Sat 11/8

4:50 pm-9:46 pm

1 stop5h 56m

Sioux Falls Joe Foss Field

Mon 11/10

6:23 pm-12:13 am

1 stop4h 50m

$273

NewarkRapid City

EWR - RAP

EWRRAP

Newark

Tue 10/14

6:15 am-10:57 am

1 stop6h 42m

Rapid City

Sun 10/19

4:35 pm-12:57 am

1 stop6h 22m

$284

New YorkSioux Falls

LGA - FSD

LGAFSD

New York LaGuardia

Sat 11/8

7:15 pm-8:31 am

1 stop14h 16m

Sioux Falls Joe Foss Field

Mon 11/10

2:32 pm-11:29 am

2 stops19h 57m

$290

NewarkSioux Falls

EWR - FSD

EWRFSD

Newark

Sat 10/11

8:31 pm-8:27 am

1 stop12h 56m

Sioux Falls Joe Foss Field

Fri 10/17

9:32 pm-7:26 pm

1 stop20h 54m

$312

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from Connecticut to South Dakota

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

Prices

Airlines

Other information

What is the cheapest month to fly to South Dakota?

The month of March is, on average, the cheapest month to fly to South Dakota from Connecticut, with most prices found around $334. If you aren’t able to travel to South Dakota during the month of March, then flying in June is also cheap. Prices for this month can be found on momondo for an average of $337.

What is the cheapest day to depart on your flight to South Dakota?

The cheapest day to depart from Connecticut to South Dakota is on a Wednesday. Travelers who choose to depart for South Dakota on a Wednesday will often find tickets for as low as $352. If your travel schedule is flexible, try to avoid departing on a Monday because tickets tend to average around $461. These prices are subject to change though, so be sure to set up a Price Alert for flights to South Dakota.

What is the cheapest time of day to depart on your flight to South Dakota?

The cheapest time of day to fly to South Dakota is in the morning when flights can be purchased for as low as $373. In the afternoon is when there is more demand to fly to South Dakota, so prices are often more expensive at around $421 per ticket.

Can stopping save me money on Connecticut to South Dakota flights?

You could potentially save up to 32% on your flight if you consider stops on a Connecticut to South Dakota flight.

Cheap Connecticut to South Dakota flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Connecticut to South Dakota

Direct flights	None

There are no direct flights from Connecticut to South Dakota. There are no popular flight routes from Connecticut to South Dakota.

Search flight deals

When did momondo last update prices for flights from Connecticut to South Dakota?
Prices for flights from Connecticut to South Dakota were last updated today.
How many operators does momondo search for flights from Connecticut to South Dakota?
As of September 2025, there are 3 operators available to choose from for flights from Connecticut to South Dakota.
How old do you have to be to fly from Connecticut to South Dakota?
Although the minimum age for a child to fly alone is five, airlines that offer an unaccompanied minor (UMNR) service may have their own age limits, which could be impacted by factors such as flight length, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Connecticut to South Dakota.
What documentation or ID do you need to fly to South Dakota?
The travel and health documents required for your trip to South Dakota 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 South Dakota. We always recommend checking with your airline or a trusted third party such as IATA to get advice.

Best airlines flying from Connecticut to South Dakota

Compare and see reviews for airlines that fly from Connecticut to South Dakota with momondo

Airline	Rating	Free Cancellation	Price
United Airlines	PriceFrom $259	Free Cancellation	Rating 7.4 8,926 reviews	Search United Airlines flights
Delta	PriceFrom $262	Free Cancellation	Rating 7.9 7,974 reviews	Search Delta flights
American Airlines	PriceFrom $288	Free Cancellation	Rating 7.2 10,000 reviews	Search American Airlines flights

Why use momondo?

Why should I use momondo to find a flight deal from Connecticut to South Dakota?

momondo collates all your flight options in one place and lets you filter them to find the perfect flight from Connecticut to South Dakota. momondo saves you time and could save you money on your trip.

Can I find flights from Connecticut to South Dakota with flexible booking policies on momondo?

All flight searches from Connecticut to South Dakota on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from Connecticut to South Dakota?

momondo helps you find the best flight between Connecticut and South Dakota by providing filters to narrow your choice of flights to those matching your criteria. You can select flights based on numerous factors such as price, departure and landing times, airport and airline.

I’m not ready to book a flight from Connecticut to South Dakota right now. Can momondo alert me if prices change?

If you are simply researching potential flights to South Dakota, momondo offers a useful price alert feature which will track prices for flights to South Dakota from Connecticut and alert you when they change.

An easier way to manage your South Dakota trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Start using Trips

Find my bookings

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

1 adult

Thu 10/23

Thu 10/30

Email me momondo's favorite deals

By creating a price alert you accept our terms of use and privacy policy.

Find better results for your trip to South Dakota

Popular cities in South Dakota

Flights to New Yorkfrom $50

Flights to Los Angelesfrom $44

Flights to Miamifrom $49

Flights to Chicagofrom $60

Flights to Orlandofrom $56

Flights to Las Vegasfrom $44

Flights to San Franciscofrom $60

Flights to Washington, D.C.from $56

Flights to Bostonfrom $67

Flights to Atlantafrom $51

Flights to Dallasfrom $59

Flights to Seattlefrom $102

Cheap flights from Connecticut to South Dakota from $124

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Connecticut to South Dakota departing on 10/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

Big names and deals

Big names and deals

Filter for what you want

Filter for what you want

Trusted and free

Trusted and free

Price Alerts

Price Alerts

Find the cheapest flights from Connecticut to South Dakota

Cheap round-trip flights

Cheap one-way flights

Cheap last minute flights

American Airlines flights from Connecticut to South Dakota

Our best American Airlines deals on Connecticut to South Dakota flight tickets

Delta flights from Connecticut to South Dakota

Our best Delta deals on Connecticut to South Dakota flight tickets

momondo Fare Finder

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

See travel insights to South Dakota from

How to get the cheapest flight ticket from Connecticut to South Dakota

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 South Dakota?

What is the cheapest day to depart on your flight to South Dakota?

What is the cheapest time of day to depart on your flight to South Dakota?

The cheapest time of day to fly to South Dakota is in the morning when flights can be purchased for as low as $373. In the afternoon is when there is more demand to fly to South Dakota, so prices are often more expensive at around $421 per ticket.

Can stopping save me money on Connecticut to South Dakota flights?

You could potentially save up to 32% on your flight if you consider stops on a Connecticut to South Dakota flight.

What is the cheapest airline that flies from Connecticut to South Dakota?

Delta, Frontier, and American Airlines are the most popular carriers operating from Connecticut to South Dakota

What airlines fly to South Dakota?

How long is the flight from Connecticut to South Dakota?

Cheap Connecticut to South Dakota flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from Connecticut to South Dakota

Direct flights

When did momondo last update prices for flights from Connecticut to South Dakota?

How many operators does momondo search for flights from Connecticut to South Dakota?

How old do you have to be to fly from Connecticut to South Dakota?

What documentation or ID do you need to fly to South Dakota?

Best airlines flying from Connecticut to South Dakota

Compare and see reviews for airlines that fly from Connecticut to South Dakota with momondo

Why use momondo?

Why should I use momondo to find a flight deal from Connecticut to South Dakota?

Can I find flights from Connecticut to South Dakota with flexible booking policies on momondo?

How can momondo help me find flights from Connecticut to South Dakota?

I’m not ready to book a flight from Connecticut to South Dakota right now. Can momondo alert me if prices change?

An easier way to manage your South Dakota trip

We make it super easy to schedule, organize and travel with friends or family. Trips is free — and available to use no matter where you book.

Get notified when prices go down

Daily price changes in your inbox - only with Price Alerts.

Find better results for your trip to South Dakota

Popular cities in South Dakota

Popular flights according to clicks in the last 7 days on momondo