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$48+ Cheap flights from Connecticut to Louisville (SDF)

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 6/1. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — SDF
Mar 26 — Apr 21
Thu 3/26
Thu 4/2
1 adult, Economy
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Cheap flight deals from Connecticut to Louisville

Cheapest flights from Connecticut to Louisville
Explore the most affordable flight options available from Connecticut to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on February 24, 2026.

This Kiwi.com deal was found by Cheapflights users on 2/22. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/197:35 am
BDL
-
SDF
Nonstop2h 20m
Breeze Airways
Mon 6/2210:35 am
SDF
-
BDL
Nonstop2h 10m
Breeze Airways
Deal found 2/22$122
This Kiwi.com deal was found by Cheapflights users on 2/23. 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.
Mon 6/17:35 am
BDL
-
SDF
Nonstop2h 20m
Breeze Airways
Mon 6/810:35 am
SDF
-
BDL
Nonstop2h 10m
Breeze Airways
Deal found 2/23$127
This Breeze Airways deal was found by Cheapflights users on 2/22. 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 Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/207:35 am
BDL
-
SDF
Nonstop2h 20m
Breeze Airways
Fri 7/2410:35 am
SDF
-
BDL
Nonstop2h 10m
Breeze Airways
Deal found 2/22$133
This Cheapflightsfares deal was found by Cheapflights users on 2/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:20 am
EWR
-
SDF
Nonstop2h 15m
Spirit Airlines
Sun 5/39:30 am
SDF
-
EWR
Nonstop2h 10m
Spirit Airlines
Deal found 2/21$135
This Cheapflightsfares deal was found by Cheapflights users on 2/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:20 am
EWR
-
SDF
Nonstop2h 15m
Spirit Airlines
Sat 5/28:31 pm
SDF
-
EWR
1 stop12h 33m
Spirit Airlines
Deal found 2/23$170
This Priceline deal was found by Cheapflights users on 2/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/245:10 am
EWR
-
SDF
1 stop6h 31m
Spirit Airlines
Thu 4/309:30 am
SDF
-
EWR
Nonstop2h 10m
Spirit Airlines
Deal found 2/20$171
This Cheapflightsfares deal was found by Cheapflights users on 2/23. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/306:20 am
EWR
-
SDF
Nonstop2h 15m
Spirit Airlines
Mon 5/412:36 pm
SDF
-
EWR
1 stop11h 07m
Spirit Airlines
Deal found 2/23$185
This Cheapflightsfares deal was found by Cheapflights users on 2/21. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 6/35:10 am
EWR
-
SDF
1 stop6h 31m
Spirit Airlines
Sat 6/68:31 pm
SDF
-
EWR
1 stop12h 33m
Spirit Airlines
Deal found 2/21$193
This Cheapflightsfares deal was found by Cheapflights users on 2/22. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 5/295:10 am
EWR
-
SDF
1 stop6h 31m
Spirit Airlines
Mon 6/112:36 pm
SDF
-
EWR
1 stop11h 07m
Spirit Airlines
Deal found 2/22$195
This United Airlines deal was found by Cheapflights users on 2/20. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 4/38:45 pm
EWR
-
SDF
Nonstop2h 27m
United Airlines
Sun 4/56:00 am
SDF
-
EWR
Nonstop2h 13m
United Airlines
Deal found 2/20$199
This United Airlines deal was found by Cheapflights users on 2/21. 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.
Mon 3/169:26 pm
EWR
-
SDF
Nonstop2h 33m
United Airlines
Mon 3/236:00 am
SDF
-
EWR
Nonstop2h 11m
United Airlines
Deal found 2/21$204
This American Airlines deal was found by Cheapflights users on 2/23. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/145:55 pm
LGA
-
SDF
1 stop5h 53m
American Airlines
Thu 4/3012:34 pm
SDF
-
LGA
Nonstop2h 16m
American Airlines
Deal found 2/23$209

Find flight deals from Connecticut to Louisville

Keep the following information in mind while searching for Connecticut to Louisville flight deals. Data was last updated February 24, 2026.

Round-trip from

$122
(Kiwi.com)

One-way from

$48
(Kiwi.com)

Popular in

October

Cheapest in

January

Average price

$367

Good one-way deal

$66 or less
From Connecticut to Louisville Intl
Search Deals
One-way flight from Connecticut to Louisville Intl
Search Deals
Highest demand for flights based on searches. 11% potential increase in price ($49 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($8 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in February 2026
Search Deals
Price to beat on a one-way flight from Connecticut to Louisville Intl.
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Connecticut to Louisville 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 February 24, 2026.
Use the filters below to find and compare flights from Connecticut to Louisville that are best for you.

Fly from

Connecticut

Fly to

Louisville

Route

Depart

Return

Price

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Mon 6/1

8:25 pm-10:50 pm

Nonstop2h 25m

Louisville Intl

Fri 6/12

6:30 am-8:38 am

Nonstop2h 08m

$199

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Fri 3/20

1:53 pm-4:22 pm

Nonstop2h 29m

Louisville Intl

Mon 3/23

6:35 am-8:53 am

Nonstop2h 18m

$219

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Sat 4/4

10:22 am-4:41 pm

1 stop6h 19m

Louisville Intl

Fri 4/10

6:00 am-8:13 am

Nonstop2h 13m

$221

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Wed 3/18

9:00 am-11:25 am

Nonstop2h 25m

Louisville Intl

Tue 3/24

6:35 am-8:53 am

Nonstop2h 18m

$239

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Fri 3/13

6:15 pm-8:42 pm

Nonstop2h 27m

Louisville Intl

Sun 3/15

6:35 am-8:53 am

Nonstop2h 18m

$239

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Thu 3/12

3:00 pm-7:42 pm

1 stop4h 42m

Louisville Intl

Sun 3/15

6:00 am-8:11 am

Nonstop2h 11m

$239

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Fri 3/13

3:00 pm-7:42 pm

1 stop4h 42m

Louisville Intl

Sun 3/15

6:00 am-8:11 am

Nonstop2h 11m

$247

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Fri 5/29

6:59 am-12:03 pm

1 stop5h 04m

Louisville Intl

Mon 6/1

5:30 pm-7:44 pm

Nonstop2h 14m

$259

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Fri 5/29

8:25 pm-10:50 pm

Nonstop2h 25m

Louisville Intl

Mon 6/1

6:30 am-8:38 am

Nonstop2h 08m

$269

New YorkLouisville

JFK - SDF

JFKSDF

New York John F Kennedy Intl

Thu 5/28

7:20 am-1:51 pm

1 stop6h 31m

Louisville Intl

Sun 5/31

7:59 pm-1:06 am

1 stop5h 07m

$279

Flights are sorted by cheapest round-trip flights first.

Deals found on 2/20

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

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

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

Currently, June is the cheapest month in which you can book a flight from Connecticut to Louisville (average of $100). Flying from Connecticut to Louisville in April is currently the most expensive (average of $276). 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.

Related info for your journey

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

    Most people fly into Louisville Intl (SDF) if they book a flight to Louisville from Connecticut. Louisville Intl is conveniently located just 5.3 mi from Louisville’s city center.

  • How long is the flight from Connecticut to Louisville?

    United Airlines, Delta, and American Airlines can get you from Connecticut to Louisville in just under 2h 25m. Your travel time can differ by up to 2h 56m. Airlines will cover a distance of 640 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    $108 is the cheapest one-way deal found within the past few days, from American Airlines. You may also be able to find cheap deals on United Airlines and Delta, with prices starting from $129 and $138, respectively.

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

    The most popular route from Connecticut to Louisville is Newark - Louisville Intl. You may also consider New York John F Kennedy Intl - Louisville Intl or New York LaGuardia - Louisville Intl.

  • What are the cheapest flights from Connecticut to Louisville?

    While on average a flight from Connecticut to Louisville is generally $66, our data shows the cheapest flight currently is $59. When looking at the most popular route, (Newark - Louisville Intl), you can expect to pay $167 for that flight.

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

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Connecticut to Louisville (average of $100). Flying from Connecticut to Louisville in April is currently the most expensive (average of $276). 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

Traveling to a place near Louisville?

Book flights to Louisville if you plan to visit one of these locations
Shepherdsville
Jeffersonville
Elizabethtown
Corydon
Bardstown

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Alternative routes for Connecticut to Louisville

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

Discover the top 4 airlines that operate flights from Connecticut to Louisville. 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 February 24, 2026.
AirlineCheapestAverageFlexibilityOn-time
DeltaCheapest$263Average$366FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$270Average$386FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$276Average$436FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$280Average$399FlexibilityNo cancel feeOn-time63%

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