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

Frontier, United Airlines, 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 38% 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 35m on average. If you fly from New Haven (another popular airport in Connecticut) to Sioux Falls, then the average flight time is 27h 11m.

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 December 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.

$91 Cheap Flights from Connecticut to South Dakota in 2025/26

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One-way

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Cheap round-trip flights

Enter your travel dates to find the best prices.

8:00 am - 6:11 pm

LGA

FSD

11h 11m1 stop

8:26 pm - 10:00 pm

FSD

LGA

24h 34m1 stop

$219Multiple Airlines

vie., ene. 9 - dom., ene. 11

6:00 am - 6:11 pm

LGA

FSD

13h 11m1 stop

8:26 pm - 4:29 pm

FSD

LGA

19h 03m2 stops

$229Multiple Airlines

vie., ene. 9 - dom., ene. 11

10:35 am - 4:59 pm

LGA

FSD

7h 24m1 stop

12:19 pm - 8:15 pm

FSD

LGA

6h 56m1 stop

$240American Airlines

sáb., ene. 17 - sáb., ene. 24

3:44 pm - 9:35 pm

JFK

FSD

6h 51m1 stop

6:00 am - 3:00 pm

FSD

JFK

8h 00m1 stop

$240American Airlines

sáb., ene. 24 - sáb., ene. 31

8:00 am - 6:11 pm

LGA

FSD

11h 11m1 stop

7:01 pm - 10:00 am

FSD

LGA

13h 59m1 stop

$243Multiple Airlines

vie., ene. 23 - vie., ene. 30

7:55 am - 6:11 pm

EWR

FSD

11h 16m1 stop

7:01 pm - 11:42 am

FSD

EWR

15h 41m1 stop

$245Multiple Airlines

vie., ene. 23 - vie., ene. 30

4:00 pm - 11:10 pm

LGA

FSD

8h 10m1 stop

10:50 am - 5:30 pm

FSD

LGA

5h 40m1 stop

$257Delta

jue., ene. 15 - dom., ene. 18

5:59 am - 3:37 pm

JFK

FSD

10h 38m2 stops

4:17 pm - 11:45 pm

FSD

JFK

6h 28m1 stop

$262Delta

sáb., ene. 24 - sáb., ene. 31

1:00 pm - 5:21 pm

EWR

FSD

5h 21m1 stop

6:35 pm - 12:28 am

FSD

EWR

4h 53m1 stop

$283United Airlines

mié., feb. 18 - sáb., feb. 21

3:30 pm - 10:29 pm

BDL

RAP

8h 59m1 stop

12:35 pm - 11:44 pm

RAP

BDL

9h 09m1 stop

$289United Airlines

mié., ene. 7 - dom., ene. 11

United Airlines flights from Connecticut to South Dakota

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

United Airlines

Jan 9

EWR6:00 amNewark

5h 47m

1 stop

FSD10:47 amSioux Falls Joe Foss Field

Jan 11

FSD7:30 amSioux Falls Joe Foss Field

5h 38m

1 stop

EWR2:08 pmNewark

$279

Find similar

United Airlines

Feb 18

EWR1:00 pmNewark

5h 21m

1 stop

FSD5:21 pmSioux Falls Joe Foss Field

Feb 21

FSD6:35 pmSioux Falls Joe Foss Field

4h 53m

1 stop

EWR12:28 amNewark

$283

Find similar

United Airlines

Jan 5

LGA4:48 pmNew York LaGuardia

8h 07m

1 stop

FSD11:55 pmSioux Falls Joe Foss Field

Jan 12

FSD3:11 pmSioux Falls Joe Foss Field

5h 03m

1 stop

LGA9:14 pmNew York LaGuardia

$288

Find similar

American Airlines flights from Connecticut to South Dakota

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

American Airlines

Jan 24

JFK3:44 pmNew York John F Kennedy Intl

6h 51m

1 stop

FSD9:35 pmSioux Falls Joe Foss Field

Jan 31

FSD6:00 amSioux Falls Joe Foss Field

8h 00m

1 stop

JFK3:00 pmNew York John F Kennedy Intl

$240

Find similar

American Airlines

Jan 15

JFK2:30 pmNew York John F Kennedy Intl

8h 34m

1 stop

FSD10:04 pmSioux Falls Joe Foss Field

Jan 18

FSD12:26 pmSioux Falls Joe Foss Field

6h 05m

1 stop

JFK7:31 pmNew York John F Kennedy Intl

$259

Find similar

American Airlines

Jan 23

JFK3:44 pmNew York John F Kennedy Intl

6h 51m

1 stop

FSD9:35 pmSioux Falls Joe Foss Field

Jan 30

FSD12:26 pmSioux Falls Joe Foss Field

6h 05m

1 stop

JFK7:31 pmNew York John F Kennedy Intl

$260

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

vie. 1/9

8:00 am-6:11 pm

1 stop11h 11m

Sioux Falls Joe Foss Field

dom. 1/11

8:26 pm-10:00 pm

1 stop24h 34m

$219

New YorkSioux Falls

LGA - FSD

LGAFSD

New York LaGuardia

vie. 1/9

6:00 am-6:11 pm

1 stop13h 11m

Sioux Falls Joe Foss Field

dom. 1/11

8:26 pm-4:29 pm

2 stops19h 03m

$229

New YorkSioux Falls

LGA - FSD

LGAFSD

New York LaGuardia

sáb. 1/17

10:35 am-4:59 pm

1 stop7h 24m

Sioux Falls Joe Foss Field

sáb. 1/24

12:19 pm-8:15 pm

1 stop6h 56m

$240

New YorkSioux Falls

JFK - FSD

JFKFSD

New York John F Kennedy Intl

sáb. 1/24

3:44 pm-9:35 pm

1 stop6h 51m

Sioux Falls Joe Foss Field

sáb. 1/31

6:00 am-3:00 pm

1 stop8h 00m

$240

New YorkSioux Falls

LGA - FSD

LGAFSD

New York LaGuardia

vie. 1/23

8:00 am-6:11 pm

1 stop11h 11m

Sioux Falls Joe Foss Field

vie. 1/30

7:01 pm-10:00 am

1 stop13h 59m

$243

NewarkSioux Falls

EWR - FSD

EWRFSD

Newark

vie. 1/23

7:55 am-6:11 pm

1 stop11h 16m

Sioux Falls Joe Foss Field

vie. 1/30

7:01 pm-11:42 am

1 stop15h 41m

$245

New YorkSioux Falls

LGA - FSD

LGAFSD

New York LaGuardia

jue. 1/15

4:00 pm-11:10 pm

1 stop8h 10m

Sioux Falls Joe Foss Field

dom. 1/18

10:50 am-5:30 pm

1 stop5h 40m

$257

New YorkSioux Falls

JFK - FSD

JFKFSD

New York John F Kennedy Intl

sáb. 1/24

5:59 am-3:37 pm

2 stops10h 38m

Sioux Falls Joe Foss Field

sáb. 1/31

4:17 pm-11:45 pm

1 stop6h 28m

$262

NewarkSioux Falls

EWR - FSD

EWRFSD

Newark

mié. 2/18

1:00 pm-5:21 pm

1 stop5h 21m

Sioux Falls Joe Foss Field

sáb. 2/21

6:35 pm-12:28 am

1 stop4h 53m

$283

HartfordRapid City

BDL - RAP

BDLRAP

Hartford Bradley Intl

mié. 1/7

3:30 pm-10:29 pm

1 stop8h 59m

Rapid City

dom. 1/11

12:35 pm-11:44 pm

1 stop9h 09m

$289

Flights are sorted by cheapest round-trip flights first.

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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 January is, on average, the cheapest month to fly to South Dakota from Connecticut, with most prices found around $320. If you aren’t able to travel to South Dakota during the month of January, then flying in March is also cheap. Prices for this month can be found on momondo for an average of $334.

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 86% 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

Fastest flight time	4h 55m
Direct flights	None

The fastest flight from Connecticut to South Dakota takes 4h 55m

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 December 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 9,095 reviews	Search United Airlines flights
Delta	PriceFrom $268	Free Cancellation	Rating 7.9 8,008 reviews	Search Delta flights
American Airlines	PriceFrom $288	Free Cancellation	Rating 7.2 11,050 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.

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sáb. 1/10

sáb. 1/17

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Popular cities in South Dakota

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Cheap flights from Connecticut to South Dakota from $91

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 1/8. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.

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Big names and deals

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Filter for what you want

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Find the cheapest flights from Connecticut to South Dakota

Cheap round-trip flights

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United Airlines flights from Connecticut to South Dakota

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

American Airlines flights from Connecticut to South Dakota

Our best American Airlines 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

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 86% 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?

Frontier, United Airlines, 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

Fastest flight time

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