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$50+ 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 8/10. Fares are subject to change and may not be available on all flights or dates of travel.
BDL — SDF
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
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 June 12, 2025.

Round-trip from

$115
(FlightHub)

One-way from

$50
(Booking.com)
From Connecticut to Louisville Intl
Search Deals
One-way flight from Connecticut to Louisville Intl
Search Deals

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 June 12, 2025.

This FlightHub deal was found by Cheapflights users on 6/10. 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/72:15 pmEWR - SDF
Nonstop2h 17mSpirit Airlines
Thu 7/1012:32 pmSDF - EWR
Nonstop2h 22mSpirit Airlines
Deal found 6/10$115
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/84:35 pmEWR - SDF
1 stop16h 21mMultiple Airlines
Thu 7/1012:32 pmSDF - EWR
Nonstop2h 22mMultiple Airlines
Deal found 6/11$170
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 6/277:30 pmBDL - SDF
1 stop16h 59mSpirit Airlines
Mon 6/305:03 amSDF - BDL
1 stop28h 11mSpirit Airlines
Deal found 6/11$171
This Mytrip deal was found by Cheapflights users on 6/11. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 7/129:47 amLGA - SDF
1 stop4h 59mMultiple Airlines
Sat 7/2610:54 amSDF - LGA
1 stop9h 49mMultiple Airlines
Deal found 6/11$196
This Cheapflightsfares deal was found by Cheapflights users on 6/11. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 7/255:59 amLGA - SDF
1 stop7h 56mSpirit Airlines
Mon 7/282:50 pmSDF - LGA
1 stop4h 10mSpirit Airlines
Deal found 6/11$199
This Delta deal was found by Cheapflights users on 6/11. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/76:20 pmLGA - SDF
Nonstop2h 35mDelta
Mon 8/116:00 amSDF - LGA
Nonstop2h 10mDelta
Deal found 6/11$209
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/285:08 pmLGA - SDF
Nonstop2h 23mAmerican Airlines
Tue 9/27:11 amSDF - LGA
Nonstop2h 14mAmerican Airlines
Deal found 6/12$213
This American Airlines deal was found by Cheapflights users on 6/12. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:30 amJFK - SDF
1 stop5h 12mAmerican Airlines
Tue 9/29:38 amSDF - JFK
1 stop4h 52mAmerican Airlines
Deal found 6/12$228
This American Airlines deal was found by Cheapflights users on 6/11. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/306:59 amEWR - SDF
1 stop7h 20mAmerican Airlines
Tue 9/26:44 amSDF - EWR
1 stop17h 15mAmerican Airlines
Deal found 6/11$228
This Southwest deal was found by Cheapflights users on 6/10. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/76:15 pmLGA - SDF
1 stop4h 35mSouthwest
Sun 8/107:00 amSDF - LGA
1 stop5h 00mSouthwest
Deal found 6/10$229
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 8/2812:29 pmJFK - SDF
1 stop6h 11mDelta
Tue 9/26:10 pmSDF - JFK
1 stop5h 28mDelta
Deal found 6/10$229
This Delta deal was found by Cheapflights users on 6/10. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/86:00 amEWR - SDF
1 stop3h 49mDelta
Thu 7/248:14 pmSDF - EWR
1 stop4h 45mDelta
Deal found 6/10$229

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 June 12, 2025.
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 7/7

2:15 pm-4:32 pm

Nonstop2h 17m

Louisville Intl

Thu 7/10

12:32 pm-2:54 pm

Nonstop2h 22m

$115

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Tue 7/8

4:35 pm-8:56 am

1 stop16h 21m

Louisville Intl

Thu 7/10

12:32 pm-2:54 pm

Nonstop2h 22m

$170

HartfordLouisville

BDL - SDF

BDLSDF

Hartford Bradley Intl

Fri 6/27

7:30 pm-12:29 pm

1 stop16h 59m

Louisville Intl

Mon 6/30

5:03 am-9:14 am

1 stop28h 11m

$171

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Sat 7/12

9:47 am-2:46 pm

1 stop4h 59m

Louisville Intl

Sat 7/26

10:54 am-8:43 pm

1 stop9h 49m

$196

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Fri 7/25

5:59 am-1:55 pm

1 stop7h 56m

Louisville Intl

Mon 7/28

2:50 pm-7:00 pm

1 stop4h 10m

$199

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Thu 8/7

6:20 pm-8:55 pm

Nonstop2h 35m

Louisville Intl

Mon 8/11

6:00 am-8:10 am

Nonstop2h 10m

$209

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Thu 8/28

5:08 pm-7:31 pm

Nonstop2h 23m

Louisville Intl

Tue 9/2

7:11 am-9:25 am

Nonstop2h 14m

$213

New YorkLouisville

JFK - SDF

JFKSDF

New York John F Kennedy Intl

Sat 8/30

6:30 am-11:42 am

1 stop5h 12m

Louisville Intl

Tue 9/2

9:38 am-2:30 pm

1 stop4h 52m

$228

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Sat 8/30

6:59 am-2:19 pm

1 stop7h 20m

Louisville Intl

Tue 9/2

6:44 am-11:59 pm

1 stop17h 15m

$228

New YorkLouisville

LGA - SDF

LGASDF

New York LaGuardia

Thu 8/7

6:15 pm-10:50 pm

1 stop4h 35m

Louisville Intl

Sun 8/10

7:00 am-12:00 pm

1 stop5h 00m

$229

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/9

Showing 1-10 of 58 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, January is the cheapest month in which you can book a flight from Connecticut to Louisville (average of $299). Flying from Connecticut to Louisville in April is currently the most expensive (average of $369). 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 CT to SDF?

Find hourly flight availability from Connecticut to Louisville. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated June 12, 2025.

When flying from Connecticut to Louisville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

Rainfall in Louisville by month

Plan your trip to Louisville by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Louisville ranges from 3.1 - 5.3 inches per month. May is typically the wettest month, when rainfall can reach 5.3 in. September is typically the driest time to visit Louisville when rainfall is around 3.1 in.

Temperature in Louisville by month

Plan your trip to Louisville by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Louisville, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 35.6 F).

Reviews of airlines servicing Louisville

Get insights into the airlines that provide service to Louisville. 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 Louisville. Reviews last updated June 12, 2025.
Get a feel of what it's like to fly with Breeze Airways, Alaska Airlines and Southwest from Connecticut to Louisville by reading reviews from past customers. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Comfort

8.2

Entertainment

6.6

Overall

8.1

Food

6.7

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Breeze Airways
8.1
Very good
178 reviews
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Comfort

8.2

Entertainment

6.6

Overall

8.1

Food

6.7

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Alaska Airlines
8.0
Very good
10,000 reviews
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Comfort

8.2

Entertainment

6.6

Overall

8.1

Food

6.7

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Southwest
8.0
Very good
4,287 reviews
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Comfort

8.2

Entertainment

6.6

Overall

8.1

Food

6.7

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
Delta
8.0
Very good
7,946 reviews
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Comfort

8.2

Entertainment

6.6

Overall

8.1

Food

6.7

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!
United Airlines
7.4
Good
8,790 reviews
Breeze Airways
8.1
Very good
178 reviews

Boarding

8.3

Comfort

8.2

Entertainment

6.6

Overall

8.1

Food

6.7

Crew

8.8

Reviews

1 / 11
10.0
Excellent

Dena,Dec 2024

LAS - BDL

It was comfortable and the crew was great! A few free snacks offered would be nice!

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.

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

    $50 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Southwest and Delta, with prices starting from $115 and $124, 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, January is the cheapest month in which you can book a flight from Connecticut to Louisville (average of $299). Flying from Connecticut to Louisville in April is currently the most expensive (average of $369). 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 Connecticut?

Book flights to Connecticut 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 June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$268Average$386FlexibilityNo cancel feeOn-time71%
DeltaCheapest$271Average$398FlexibilityNo cancel feeOn-timeN/A
United AirlinesCheapest$296Average$481FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$306Average$395FlexibilityNo cancel feeOn-time63%

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