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$47+ 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 2/4. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — SDF
feb. 11 — feb. 181
mié. 2/11
mié. 2/18
1 adult, Economy
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Cheap flight deals from Connecticut to Louisville

Keep the following information in mind while searching for Connecticut to Louisville flight deals. Data was last updated enero 12, 2026.

Round-trip from

$174
(Kiwi.com)

One-way from

$47
(Expedia)

Popular in

January

Cheapest in

August

Average price

$656
From Connecticut to Louisville Intl
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One-way flight from Connecticut to Louisville Intl
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Highest demand for flights based on searches. 13% potential increase in price ($63 potential increase over avg. RT price).
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Cheapest flight prices on average. 6% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in January 2026
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Find 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 enero 12, 2026.

This Kiwi.com deal was found by Cheapflights users on 1/10. 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. 2/41:00 pm
EWR
-
SDF
1 stop24h 26m
Multiple Airlines
lun. 2/91:55 pm
SDF
-
EWR
1 stop20h 05m
Multiple Airlines
Deal found 1/10$174
This Kiwi.com deal was found by Cheapflights users on 1/10. 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.
mar. 2/36:00 pm
EWR
-
SDF
1 stop19h 00m
Spirit Airlines
lun. 2/91:55 pm
SDF
-
EWR
1 stop20h 05m
Spirit Airlines
Deal found 1/10$176
This Kiwi.com deal was found by Cheapflights users on 1/10. 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. 2/41:00 pm
EWR
-
SDF
1 stop24h 26m
Multiple Airlines
mar. 2/103:36 pm
SDF
-
EWR
1 stop20h 06m
Multiple Airlines
Deal found 1/10$182
This Kiwi.com deal was found by Cheapflights users on 1/10. 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.
mar. 2/36:00 pm
EWR
-
SDF
1 stop19h 00m
Spirit Airlines
mar. 2/103:36 pm
SDF
-
EWR
1 stop20h 06m
Spirit Airlines
Deal found 1/10$183
This Kiwi.com deal was found by Cheapflights users on 1/11. 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. 2/256:59 pm
EWR
-
SDF
1 stop19h 39m
Multiple Airlines
mié. 3/41:19 pm
SDF
-
EWR
1 stop8h 11m
Multiple Airlines
Deal found 1/11$184
This Kiwi.com deal was found by Cheapflights users on 1/11. 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. 2/186:59 pm
EWR
-
SDF
1 stop19h 39m
Multiple Airlines
vie. 2/271:19 pm
SDF
-
EWR
1 stop8h 11m
Multiple Airlines
Deal found 1/11$185
This Cheapflightsfares deal was found by Cheapflights users on 1/12. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
mié. 1/285:00 am
EWR
-
SDF
1 stop8h 00m
Spirit Airlines
vie. 1/301:55 pm
SDF
-
EWR
1 stop9h 32m
Spirit Airlines
Deal found 1/12$186
This Kiwi.com deal was found by Cheapflights users on 1/10. 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. 2/265:45 am
EWR
-
SDF
1 stop26h 55m
Multiple Airlines
lun. 3/21:19 pm
SDF
-
EWR
1 stop19h 41m
Multiple Airlines
Deal found 1/10$187
This Mytrip deal was found by Cheapflights users on 1/12. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 1/265:00 am
EWR
-
SDF
1 stop8h 00m
Spirit Airlines
mié. 1/281:55 pm
SDF
-
EWR
1 stop9h 32m
Spirit Airlines
Deal found 1/12$194
This Kiwi.com deal was found by Cheapflights users on 1/10. 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.
mar. 2/36:00 pm
EWR
-
SDF
1 stop19h 00m
Multiple Airlines
dom. 2/82:26 pm
SDF
-
EWR
1 stop6h 34m
Multiple Airlines
Deal found 1/10$195
This Kiwi.com deal was found by Cheapflights users on 1/10. 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. 2/55:45 am
EWR
-
SDF
1 stop8h 56m
Spirit Airlines
lun. 2/91:55 pm
SDF
-
EWR
1 stop20h 05m
Spirit Airlines
Deal found 1/10$196
This Kiwi.com deal was found by Cheapflights users on 1/10. 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. 2/1910:14 pm
EWR
-
SDF
2 stops14h 07m
Spirit Airlines
lun. 2/231:19 pm
SDF
-
EWR
1 stop19h 41m
Spirit Airlines
Deal found 1/10$197

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 enero 12, 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

vie. 3/6

5:05 pm-7:31 pm

Nonstop2h 26m

Louisville Intl

dom. 3/8

6:00 am-8:11 am

Nonstop2h 11m

$209

NewarkLouisville

EWR - SDF

EWRSDF

Newark

mié. 2/18

9:25 pm-11:59 pm

Nonstop2h 34m

Louisville Intl

sáb. 2/21

6:15 am-8:27 am

Nonstop2h 12m

$209

NewarkLouisville

EWR - SDF

EWRSDF

Newark

jue. 3/5

9:26 pm-11:59 pm

Nonstop2h 33m

Louisville Intl

dom. 3/8

8:15 am-10:27 am

Nonstop2h 12m

$209

NewarkLouisville

EWR - SDF

EWRSDF

Newark

sáb. 3/7

5:05 pm-7:31 pm

Nonstop2h 26m

Louisville Intl

mié. 3/11

8:15 am-10:27 am

Nonstop2h 12m

$209

NewarkLouisville

EWR - SDF

EWRSDF

Newark

mié. 2/18

9:25 pm-11:59 pm

Nonstop2h 34m

Louisville Intl

dom. 2/22

6:15 am-8:27 am

Nonstop2h 12m

$209

NewarkLouisville

EWR - SDF

EWRSDF

Newark

mar. 2/10

8:45 pm-11:23 pm

Nonstop2h 38m

Louisville Intl

mar. 2/17

9:00 am-2:11 pm

1 stop5h 11m

$219

NewarkLouisville

EWR - SDF

EWRSDF

Newark

vie. 2/6

8:45 pm-11:23 pm

Nonstop2h 38m

Louisville Intl

dom. 2/8

2:05 pm-7:00 pm

1 stop4h 55m

$219

NewarkLouisville

EWR - SDF

EWRSDF

Newark

mié. 2/11

4:29 pm-10:30 pm

1 stop6h 01m

Louisville Intl

mié. 2/18

10:45 am-12:57 pm

Nonstop2h 12m

$219

NewarkLouisville

EWR - SDF

EWRSDF

Newark

sáb. 2/28

3:03 pm-7:42 pm

1 stop4h 39m

Louisville Intl

dom. 3/1

5:35 am-10:17 am

1 stop4h 42m

$225

NewarkLouisville

EWR - SDF

EWRSDF

Newark

vie. 2/6

6:00 am-11:37 am

1 stop5h 37m

Louisville Intl

dom. 2/8

5:35 am-10:58 am

1 stop5h 23m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/12

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, Breeze Airways, and American Airlines can get you from Connecticut to Louisville in just under 2h 26m. Your travel time can differ by up to 5h. 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 Southwest and Delta, with prices starting from $128 and $128, respectively.

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

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

  • 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

Browse thousands of different options on Cheapflights for your next trip

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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 enero 12, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$270Average$386FlexibilityNo cancel feeOn-time71%
DeltaCheapest$271Average$376FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$276Average$436FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$280Average$386FlexibilityNo cancel feeOn-time63%

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