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Connecticut

$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 1/21. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BDL
ene. 22 — ene. 291
jue. 1/22
jue. 1/29
1 adult, Economy
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Cheap 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 diciembre 23, 2025.

This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
jue. 12/252:55 pmSDF - PVD
1 stop8h 49mBreeze Airways
jue. 1/17:05 amPVD - SDF
1 stop7h 10mBreeze Airways
Deal found 12/21$204
This United Airlines deal was found by Cheapflights users on 12/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/318:40 amSDF - EWR
Nonstop2h 19mUnited Airlines
lun. 1/58:44 pmEWR - SDF
Nonstop2h 38mUnited Airlines
Deal found 12/22$284
This American Airlines deal was found by Cheapflights users on 12/22. 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.
mié. 12/318:00 amSDF - LGA
1 stop7h 04mAmerican Airlines
lun. 1/53:55 pmLGA - SDF
1 stop5h 38mAmerican Airlines
Deal found 12/22$304
This United Airlines deal was found by Cheapflights users on 12/22. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 12/313:44 pmSDF - EWR
Nonstop2h 16mUnited Airlines
jue. 1/18:44 pmEWR - SDF
Nonstop2h 38mUnited Airlines
Deal found 12/22$319
This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
lun. 12/295:05 amSDF - LGA
1 stop17h 26mMultiple Airlines
mié. 12/315:30 pmLGA - SDF
1 stop20h 45mMultiple Airlines
Deal found 12/21$331
This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
mié. 12/315:05 amSDF - LGA
1 stop17h 26mSpirit Airlines
mié. 1/712:58 pmLGA - SDF
1 stop11h 01mSpirit Airlines
Deal found 12/21$332
This American Airlines deal was found by Cheapflights users on 12/21. 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.
mar. 12/307:24 pmSDF - LGA
1 stop3h 56mAmerican Airlines
jue. 1/17:00 amLGA - SDF
1 stop6h 30mAmerican Airlines
Deal found 12/21$339
This American Airlines deal was found by Cheapflights users on 12/22. 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.
vie. 12/267:24 pmSDF - LGA
1 stop3h 56mAmerican Airlines
vie. 1/166:00 amLGA - SDF
1 stop6h 32mAmerican Airlines
Deal found 12/22$344
This Southwest deal was found by Cheapflights users on 12/21. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/251:50 pmSDF - PVD
1 stop7h 25mSouthwest
jue. 1/18:45 amPVD - SDF
2 stops7h 50mSouthwest
Deal found 12/21$347
This United Airlines deal was found by Cheapflights users on 12/21. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mar. 12/308:40 amSDF - EWR
Nonstop2h 19mUnited Airlines
vie. 1/27:15 amEWR - SDF
1 stop5h 58mUnited Airlines
Deal found 12/21$350
This Kiwi.com deal was found by Cheapflights users on 12/20. 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.
mié. 12/315:05 amSDF - EWR
1 stop18h 54mMultiple Airlines
jue. 1/111:05 amEWR - SDF
1 stop21h 53mMultiple Airlines
Deal found 12/20$351
This Kiwi.com deal was found by Cheapflights users on 12/21. 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.
mié. 12/315:05 amSDF - LGA
2 stops15h 54mSpirit Airlines
mar. 1/612:58 pmLGA - SDF
1 stop9h 51mSpirit Airlines
Deal found 12/21$352

Find flight deals from Louisville to Connecticut

Keep the following information in mind while searching for Louisville to Connecticut flight deals. Data was last updated diciembre 23, 2025.

Round-trip from

$169
(Kiwi.com)

One-way from

$73
(Super.com)

Popular in

March

Cheapest in

February

Average price

$416
From Louisville Intl to Connecticut
Search Deals
One-way flight from Louisville Intl to Connecticut
Search Deals
High demand for flights, 1% potential price rise
Search Deals
Cheapest flight prices on average. 2% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 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 diciembre 23, 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

lun. 2/2

6:54 pm-1:03 pm

2 stops18h 09m

Newark

mar. 2/3

6:59 pm-1:00 pm

2 stops18h 01m

$201

LouisvilleProvidence

SDF - PVD

SDFPVD

Louisville Intl

jue. 12/25

2:55 pm-11:44 pm

1 stop8h 49m

Providence-TFGreen

jue. 1/1

7:05 am-2:15 pm

1 stop7h 10m

$204

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

jue. 1/29

8:30 am-10:46 am

Nonstop2h 16m

Newark

dom. 2/1

10:24 am-12:59 pm

Nonstop2h 35m

$209

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

jue. 3/19

6:00 am-8:11 am

Nonstop2h 11m

Newark

lun. 3/23

9:26 pm-11:59 pm

Nonstop2h 33m

$209

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

vie. 1/30

6:28 am-8:46 am

Nonstop2h 18m

Newark

dom. 2/1

10:24 am-12:59 pm

Nonstop2h 35m

$209

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

vie. 1/16

8:30 am-10:46 am

Nonstop2h 16m

Newark

lun. 1/19

8:45 pm-11:23 pm

Nonstop2h 38m

$209

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

jue. 1/22

6:28 am-8:46 am

Nonstop2h 18m

Newark

dom. 1/25

4:58 pm-7:31 pm

Nonstop2h 33m

$209

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

jue. 2/12

5:35 am-10:17 am

1 stop4h 42m

Newark

mar. 2/17

9:25 pm-11:59 pm

Nonstop2h 34m

$219

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

mié. 3/11

5:35 am-10:17 am

1 stop4h 42m

Newark

sáb. 3/14

9:26 pm-11:59 pm

Nonstop2h 33m

$219

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

dom. 1/18

6:12 pm-10:58 pm

1 stop4h 46m

Newark

dom. 1/25

8:45 pm-11:23 pm

Nonstop2h 38m

$219

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/21

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 $257). 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 diciembre 23, 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 27% 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 diciembre 23, 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
4,253 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,253 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Delta
7.9
Good
8,014 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,105 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,054 reviews
Southwest
8.0
Very good
4,253 reviews

Entertainment

7.5

Boarding

8.1

Food

7.0

Comfort

8.0

Crew

8.6

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

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 16m. 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 American Airlines ($135), United Airlines ($138), and Delta ($166).

  • 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 $257). 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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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 diciembre 23, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$228Average$328FlexibilityNo cancel feeOn-time69%
DeltaCheapest$236Average$396FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$246Average$359FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$254Average$366FlexibilityNo cancel feeOn-time63%

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