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$73+ Cheap flights from Louisville (SDF) to Connecticut

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/9. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BDL
Dec 26 — Jan 21
Fri 12/26
Fri 1/2
1 adult, Economy
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Find flight deals from Louisville to Connecticut

Cheapest flights from Louisville to Connecticut
Explore the most affordable flight options available from Louisville to Connecticut. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 26, 2025.

This Kiwi.com deal was found by Cheapflights users on 11/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/128:52 pmSDF - EWR
1 stop17h 03mMultiple Airlines
Sun 12/148:45 amEWR - SDF
1 stop24h 13mMultiple Airlines
Deal found 11/25$178
This Kiwi.com deal was found by Cheapflights users on 11/26. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/182:55 pmSDF - PVD
1 stop8h 49mBreeze Airways
Thu 1/17:05 amPVD - SDF
1 stop7h 10mBreeze Airways
Deal found 11/26$194
This Kiwi.com deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/112:55 pmSDF - BDL
1 stop8h 39mBreeze Airways
Sun 12/146:30 pmBDL - SDF
1 stop14h 28mBreeze Airways
Deal found 11/24$210
This Kiwi.com deal was found by Cheapflights users on 11/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/235:05 amSDF - EWR
1 stop28h 55mSpirit Airlines
Thu 1/85:45 amEWR - SDF
1 stop8h 48mSpirit Airlines
Deal found 11/25$212
This Kiwi.com deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/112:55 pmSDF - EWR
1 stop6h 05mMultiple Airlines
Sun 12/148:45 amEWR - SDF
1 stop24h 13mMultiple Airlines
Deal found 11/24$216
This Kiwi.com deal was found by Cheapflights users on 11/23. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:05 amSDF - EWR
2 stops16h 30mMultiple Airlines
Wed 1/75:23 pmEWR - SDF
1 stop21h 10mMultiple Airlines
Deal found 11/23$228
This Kiwi.com deal was found by Cheapflights users on 11/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:05 amSDF - EWR
2 stops15h 55mSpirit Airlines
Wed 1/712:01 pmEWR - SDF
1 stop11h 58mSpirit Airlines
Deal found 11/25$230
This Kiwi.com deal was found by Cheapflights users on 11/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/811:55 amSDF - EWR
1 stop21h 07mSpirit Airlines
Sat 12/134:53 pmEWR - SDF
1 stop18h 07mSpirit Airlines
Deal found 11/25$237
This Kiwi.com deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/1511:21 amSDF - EWR
1 stop21h 41mMultiple Airlines
Thu 12/1811:05 amEWR - SDF
1 stop21h 53mMultiple Airlines
Deal found 11/24$238
This Kiwi.com deal was found by Cheapflights users on 11/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/315:05 amSDF - EWR
2 stops15h 55mSpirit Airlines
Thu 1/85:45 amEWR - SDF
1 stop8h 48mSpirit Airlines
Deal found 11/25$241
This American Airlines deal was found by Cheapflights users on 11/25. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/107:04 pmSDF - LGA
1 stop4h 33mAmerican Airlines
Thu 1/86:00 amLGA - SDF
1 stop4h 38mAmerican Airlines
Deal found 11/25$249
This Kiwi.com deal was found by Cheapflights users on 11/24. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/511:21 amSDF - LGA
2 stops9h 26mMultiple Airlines
Sat 12/65:30 pmLGA - SDF
1 stop20h 45mMultiple Airlines
Deal found 11/24$254

Cheap flight deals from Louisville to Connecticut

Keep the following information in mind while searching for Louisville to Connecticut flight deals. Data was last updated November 26, 2025.

Round-trip from

$178
(Kiwi.com)

One-way from

$73
(Super.com)

Popular in

March

Cheapest in

February

Average price

$406
From Louisville Intl to Connecticut
Search Deals
One-way flight from Louisville Intl to Connecticut
Search Deals
High demand for flights, 0% potential price rise
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Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
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Average for round-trip flights in November 2025
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Cheapflights Fare Finder

 
Customize your flight search to find flights from Louisville to Connecticut that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 26, 2025.
Use the filters below to find and compare flights from Louisville to Connecticut that are best for you.

Fly from

Louisville

Fly to

Connecticut

Route

Depart

Return

Price

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

Mon 1/26

1:55 pm-11:52 pm

1 stop9h 57m

Newark

Thu 1/29

5:45 am-2:33 pm

1 stop8h 48m

$208

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

Fri 2/13

6:15 am-8:27 am

Nonstop2h 12m

Newark

Tue 2/17

9:25 pm-11:59 pm

Nonstop2h 34m

$209

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

Sat 1/17

8:30 am-10:46 am

Nonstop2h 16m

Newark

Tue 1/20

4:58 pm-7:31 pm

Nonstop2h 33m

$209

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

Fri 2/27

6:15 am-8:27 am

Nonstop2h 12m

Newark

Mon 3/2

4:30 pm-10:13 pm

1 stop5h 43m

$219

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

Fri 1/16

6:28 am-8:46 am

Nonstop2h 18m

Newark

Sun 1/18

12:42 pm-8:28 pm

1 stop7h 46m

$219

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

Thu 4/30

7:45 pm-1:03 am

1 stop5h 18m

Newark

Mon 5/4

4:00 pm-10:37 pm

1 stop6h 37m

$229

LouisvilleHartford

SDF - BDL

SDFBDL

Louisville Intl

Thu 12/11

2:55 pm-11:34 pm

1 stop8h 39m

Hartford Bradley Intl

Sun 12/14

7:10 am-8:58 am

2 stops25h 48m

$248

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

Wed 12/10

3:18 pm-9:05 pm

1 stop5h 47m

Newark

Wed 12/31

6:15 am-1:12 pm

1 stop6h 57m

$249

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

Tue 12/23

5:40 am-12:21 pm

1 stop6h 41m

Newark

Thu 1/8

4:58 pm-7:31 pm

Nonstop2h 33m

$256

LouisvilleProvidence

SDF - PVD

SDFPVD

Louisville Intl

Fri 12/19

8:52 pm-11:15 pm

1 stop26h 23m

Providence-TFGreen

Thu 1/1

7:05 am-2:15 pm

1 stop7h 10m

$258

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/24

Showing 1-10 of 60 results
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Best time to book a flight from Louisville to Connecticut

Have a flexible travel schedule? Discover the best time to fly to Connecticut from Louisville 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 Louisville to Connecticut

What is the cheapest month to book a flight from Louisville to Connecticut?

Currently, August is the cheapest month in which you can book a flight from Louisville to Connecticut (average of $91). Flying from Louisville to Connecticut in January is currently the most expensive (average of $281). 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.

What is the cheapest time of day to fly from SDF to CT?

Find hourly flight availability from Louisville to Connecticut. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 26, 2025.

One of the essential ways to save on airfare from Louisville to Connecticut is to remain as flexible as possible. Flights that are at noon tend to be the most expensive. A flight in the evening could potentially save you up to 37% on airfare.

Reviews of airlines servicing Connecticut

Get insights into the airlines that provide service to Connecticut. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Connecticut. Reviews last updated November 26, 2025.
Peruse reviews from past customers who have flown with Southwest, Delta, and United Airlines from Louisville to Connecticut to help guide your decision. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,254 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,999 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
9,046 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,038 reviews
Southwest
8.0
Very good
4,254 reviews

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Boarding

8.1

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from Louisville to Connecticut. 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 Louisville to Connecticut?

    For a flight from Louisville to Connecticut, you will be flying from Louisville Intl. Louisville Intl (SDF) is just 5.3 mi from the center of the city.

  • How long is the flight from Louisville to Connecticut?

    Departing from Louisville to Connecticut will take you 2h 12m. Louisville and Connecticut are separated by a distance of 640 mi. Both multi-stop and nonstop flights can be found to your destination and back.

  • What are the cheapest airlines to fly from Louisville to Connecticut one-way?

    The cheapest airlines for a one-way flight from Louisville to Connecticut are Spirit Airlines ($112), Breeze Airways ($123), and United Airlines ($140).

  • What are the most popular routes from Louisville to Connecticut?

    Most travelers choose Louisville Intl - New York LaGuardia, Louisville Intl - Newark or Louisville Intl - New York John F Kennedy Intl when deciding on the best route from Louisville to Connecticut.

  • Can I find deals for flights from Louisville to Connecticut that include hotel bookings?

    Yes. In addition to deals on Louisville to Connecticut flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Louisville to Connecticut?

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

  • Can I find deals for business class flights from Louisville to Connecticut?

    Yes. Cheapflights offers flight deals from Louisville to Connecticut 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 Louisville to Connecticut?

    Currently, August is the cheapest month in which you can book a flight from Louisville to Connecticut (average of $91). Flying from Louisville to Connecticut in January is currently the most expensive (average of $281). 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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Alternative routes for Louisville to Connecticut

See prices for flight routes from nearby airports that may be better suited for you.
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Top 4 airlines flying from Louisville to Connecticut

Discover the top 4 airlines that operate flights from Louisville to Connecticut. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated November 26, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$228Average$328FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$230Average$349FlexibilityNo cancel feeOn-time71%
DeltaCheapest$236Average$366FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$254Average$366FlexibilityNo cancel feeOn-time63%

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