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$81+ 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 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
SDF — BDL
oct. 15 — oct. 221
mié. 10/15
mié. 10/22
1 adult, Economy
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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 septiembre 15, 2025.

Round-trip from

$161
(Cheapflightsfares)

One-way from

$81
(CheapOair)

Popular in

November

Cheapest in

February

Average price

$406
From Louisville Intl to Connecticut
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One-way flight from Louisville Intl to Connecticut
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Highest demand for flights based on searches. 9% potential increase in price ($40 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($9 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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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 septiembre 15, 2025.

This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
vie. 9/1910:14 amSDF - EWR
1 stop12h 52mSpirit Airlines
lun. 9/299:01 pmEWR - SDF
1 stop12h 18mSpirit Airlines
Deal found 9/12$182
This Trip.com deal was found by Cheapflights users on 9/14. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
sáb. 10/117:15 amSDF - EWR
1 stop8h 07mSpirit Airlines
mié. 10/1510:55 amEWR - SDF
1 stop7h 00mSpirit Airlines
Deal found 9/14$189
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 10/237:15 amSDF - EWR
1 stop7h 45mSpirit Airlines
mié. 10/295:59 amEWR - SDF
1 stop11h 56mSpirit Airlines
Deal found 9/14$194
This Kiwi.com deal was found by Cheapflights users on 9/12. 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.
vie. 12/58:52 pmSDF - EWR
1 stop16h 50mMultiple Airlines
vie. 1/94:50 pmEWR - SDF
1 stop6h 55mMultiple Airlines
Deal found 9/12$197
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 9/1910:14 amSDF - EWR
1 stop12h 52mSpirit Airlines
lun. 9/229:01 pmEWR - SDF
1 stop12h 18mSpirit Airlines
Deal found 9/13$199
This Kiwi.com deal was found by Cheapflights users on 9/13. 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. 10/110:14 amSDF - EWR
1 stop6h 26mSpirit Airlines
dom. 10/510:00 pmEWR - SDF
1 stop12h 52mSpirit Airlines
Deal found 9/13$202
This Cheapflightsfares deal was found by Cheapflights users on 9/14. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
jue. 12/116:03 pmSDF - EWR
1 stop11h 38mSpirit Airlines
lun. 12/154:50 pmEWR - SDF
1 stop6h 55mSpirit Airlines
Deal found 9/14$203
This Kiwi.com deal was found by Cheapflights users on 9/13. 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.
sáb. 10/257:15 amSDF - EWR
1 stop8h 07mSpirit Airlines
mié. 10/2910:55 amEWR - SDF
1 stop7h 00mSpirit Airlines
Deal found 9/13$207
This United Airlines deal was found by Cheapflights users on 9/14. 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. 10/148:30 amSDF - EWR
Nonstop2h 15mUnited Airlines
mar. 10/218:30 pmEWR - SDF
Nonstop2h 30mUnited Airlines
Deal found 9/14$209
This Kiwi.com deal was found by Cheapflights users on 9/14. 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. 10/66:43 pmSDF - EWR
1 stop14h 17mMultiple Airlines
mar. 10/148:19 pmEWR - SDF
1 stop20h 17mMultiple Airlines
Deal found 9/14$210
This Cheapflightsfares deal was found by Cheapflights users on 9/15. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 9/2410:14 amSDF - EWR
1 stop7h 45mSpirit Airlines
lun. 9/299:01 pmEWR - SDF
1 stop12h 18mSpirit Airlines
Deal found 9/15$211
This Cheapflightsfares deal was found by Cheapflights users on 9/13. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
vie. 10/3111:47 amSDF - LGA
1 stop10h 20mSpirit Airlines
dom. 11/29:59 amLGA - SDF
1 stop12h 48mSpirit Airlines
Deal found 9/13$214

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 septiembre 15, 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

mié. 10/29

7:00 am-12:28 pm

1 stop5h 28m

Newark

mié. 11/12

4:25 pm-6:52 pm

Nonstop2h 27m

$219

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

sáb. 11/1

5:58 pm-11:56 pm

1 stop5h 58m

Newark

mié. 11/5

7:05 am-11:49 am

1 stop4h 44m

$229

LouisvilleNew York

SDF - JFK

SDFJFK

Louisville Intl

sáb. 11/8

5:54 pm-10:23 pm

1 stop4h 29m

New York John F Kennedy Intl

mar. 11/11

7:20 pm-11:59 pm

1 stop4h 39m

$229

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

sáb. 11/8

10:30 am-4:00 pm

1 stop5h 30m

Newark

lun. 11/10

4:55 pm-9:14 pm

1 stop4h 19m

$229

LouisvilleNew York

SDF - JFK

SDFJFK

Louisville Intl

vie. 12/5

4:18 pm-10:04 pm

1 stop5h 46m

New York John F Kennedy Intl

lun. 12/8

7:00 pm-11:54 pm

1 stop4h 54m

$229

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

mar. 10/28

6:00 am-12:18 pm

1 stop6h 18m

Newark

mar. 11/4

6:00 am-9:50 am

1 stop3h 50m

$229

LouisvilleNew York

SDF - JFK

SDFJFK

Louisville Intl

sáb. 11/8

12:43 pm-7:27 pm

1 stop6h 44m

New York John F Kennedy Intl

lun. 11/10

7:20 pm-11:59 pm

1 stop4h 39m

$229

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

vie. 2/27

5:45 pm-10:58 pm

1 stop5h 13m

Newark

lun. 3/2

4:00 pm-8:52 pm

1 stop4h 52m

$229

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

sáb. 11/8

3:12 pm-9:07 pm

1 stop5h 55m

Newark

mar. 11/11

11:59 am-5:16 pm

1 stop5h 17m

$229

LouisvilleNewark

SDF - EWR

SDFEWR

Louisville Intl

sáb. 9/27

5:48 pm-11:52 pm

1 stop6h 04m

Newark

sáb. 10/4

3:00 pm-8:48 pm

1 stop5h 48m

$239

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/13

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, November is the cheapest month in which you can book a flight from Louisville to Connecticut (average of $287). Flying from Louisville to Connecticut in December is currently the most expensive (average of $351). 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 septiembre 15, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Louisville to Connecticut as you normally would.

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 septiembre 15, 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
4,242 reviews

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.5

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
4,242 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.5

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
8.0
Very good
7,954 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.5

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
8,929 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.5

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
10,000 reviews
Southwest
8.0
Very good
4,242 reviews

Crew

8.6

Comfort

8.0

Overall

8.0

Entertainment

7.5

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 4h 29m. Louisville and Connecticut are separated by a distance of 660 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 ($94), American Airlines ($109), and Southwest ($141).

  • 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, November is the cheapest month in which you can book a flight from Louisville to Connecticut (average of $287). Flying from Louisville to Connecticut in December is currently the most expensive (average of $351). 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 septiembre 15, 2025.
AirlineCheapestAverageFlexibilityOn-time
United AirlinesCheapest$228Average$328FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$230Average$346FlexibilityNo cancel feeOn-time71%
SouthwestCheapest$256Average$371FlexibilityNo cancel feeOn-time63%
DeltaCheapest$256Average$400FlexibilityNo cancel feeOn-timeN/A

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