Find flights
Deals
When to book
FAQs

Cheap flights from Newark Airport to Louisville from £124

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 21/10. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SDF
18 loka — 25 loka1
1 adult
1 adult, Economy

Cheap flight deals from Newark to Louisville

Discover tips and strategies to find the most affordable flight options for your journey from Newark (EWR) to Louisville (SDF). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated 18 syyskuu 2025.

Round-trip from

£153

One-way from

£124

Popular in

December

Cheapest in

August

Average price

£295
United Airlines
  • United Airlines
  • 7/11-11/11
  • Nonstop
  • 4h 45m total
  • Newark to Louisville
Search Deals
United Airlines
  • United Airlines
  • 21/10
  • Nonstop
  • 2h 30m total
  • Newark to Louisville
Search Deals
Highest demand for flights based on searches. 5% potential increase in price (£11 potential increase over avg. return price).
Search Deals
Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).
Search Deals
Average for round-trip flights in September 2025
Search Deals

Find flight deals from Newark to Louisville

Cheapest flights from Newark to Louisville
Explore the most affordable flight options available from Newark to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on 18 syyskuu 2025.

la 1/1110:05EWR - SDF
Nonstop2h 21mUnited Airlines
su 2/1105:45SDF - EWR
Nonstop2h 10mUnited Airlines
Deal found 17/9£153
pe 24/1020:30EWR - SDF
Nonstop2h 30mUnited Airlines
su 26/1006:34SDF - EWR
Nonstop2h 10mUnited Airlines
Deal found 16/9£158
la 18/1010:00EWR - SDF
Nonstop2h 18mUnited Airlines
la 25/1007:00SDF - EWR
1 stop4h 59mUnited Airlines
Deal found 17/9£160
to 23/1020:30EWR - SDF
Nonstop2h 30mUnited Airlines
su 26/1006:34SDF - EWR
Nonstop2h 10mUnited Airlines
Deal found 16/9£163
ke 31/1215:07EWR - SDF
1 stop4h 04mUnited Airlines
su 4/105:40SDF - EWR
1 stop4h 46mUnited Airlines
Deal found 16/9£168
ti 14/1006:00EWR - SDF
1 stop3h 50mDelta
la 18/1017:58SDF - EWR
1 stop5h 58mDelta
Deal found 16/9£175
ke 1/1009:15EWR - SDF
Nonstop2h 18mUnited Airlines
su 5/1006:15SDF - EWR
Nonstop2h 13mUnited Airlines
Deal found 16/9£180
la 25/1021:00EWR - SDF
Nonstop2h 30mUnited Airlines
ma 27/1006:34SDF - EWR
Nonstop2h 10mUnited Airlines
Deal found 16/9£180
ke 1/1007:10EWR - SDF
1 stop4h 33mDelta
la 4/1017:56SDF - EWR
1 stop7h 00mDelta
Deal found 17/9£182
to 2/1009:15EWR - SDF
Nonstop2h 18mUnited Airlines
su 5/1006:15SDF - EWR
Nonstop2h 13mUnited Airlines
Deal found 17/9£186
ti 16/920:29EWR - SDF
Nonstop2h 28mUnited Airlines
ti 23/906:15SDF - EWR
Nonstop2h 14mUnited Airlines
Deal found 16/9£187

Cheapflights Fare Finder

 
Customise your flight search to find flights from Newark 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 858,174 searches. Data last updated 18 syyskuu 2025.
Use the filters below to find and compare flights from Newark Airport to Louisville that are best for you.

Fly from

Newark

Fly to

Louisville

Route

Depart

Return

Price

NewarkLouisville

EWR - SDF

EWRSDF

Newark

to 12/2

16:55-19:21

Nonstop2h 26m

Louisville Intl

su 15/2

06:15-08:27

Nonstop2h 12m

£153

NewarkLouisville

EWR - SDF

EWRSDF

Newark

pe 24/10

20:30-23:00

Nonstop2h 30m

Louisville Intl

su 26/10

06:34-08:44

Nonstop2h 10m

£158

NewarkLouisville

EWR - SDF

EWRSDF

Newark

ke 19/11

14:45-20:44

1 stop5h 59m

Louisville Intl

su 23/11

08:45-10:57

Nonstop2h 12m

£160

NewarkLouisville

EWR - SDF

EWRSDF

Newark

la 18/10

18:30-21:00

Nonstop2h 30m

Louisville Intl

ti 21/10

13:58-19:27

1 stop5h 29m

£160

NewarkLouisville

EWR - SDF

EWRSDF

Newark

pe 14/11

21:05-23:40

Nonstop2h 35m

Louisville Intl

ma 17/11

08:45-10:57

Nonstop2h 12m

£160

NewarkLouisville

EWR - SDF

EWRSDF

Newark

to 25/12

21:06-23:44

Nonstop2h 38m

Louisville Intl

su 4/1

05:40-10:26

1 stop4h 46m

£160

NewarkLouisville

EWR - SDF

EWRSDF

Newark

pe 24/10

20:30-23:00

Nonstop2h 30m

Louisville Intl

ti 28/10

07:00-12:28

1 stop5h 28m

£160

NewarkLouisville

EWR - SDF

EWRSDF

Newark

to 23/10

19:13-00:01

1 stop4h 48m

Louisville Intl

ke 29/10

06:00-12:18

1 stop6h 18m

£168

NewarkLouisville

EWR - SDF

EWRSDF

Newark

ke 12/11

17:49-00:06

1 stop6h 17m

Louisville Intl

la 15/11

06:00-10:54

1 stop4h 54m

£168

NewarkLouisville

EWR - SDF

EWRSDF

Newark

la 4/10

15:00-20:48

1 stop5h 48m

Louisville Intl

ti 7/10

06:15-08:28

Nonstop2h 13m

£168

Flights are sorted by cheapest return flights first.

Deals found on 16/9

Showing 1-10 of 19 results
1
2

Best time to book a flight from Newark to Louisville

Have a flexible travel schedule? Discover the best time to fly to Louisville from Newark with our price prediction graph.
Estimated return 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 Newark Airport to Louisville

How far ahead should I book a flight from Newark Airport to Louisville?

Use this chart to determine the optimal time to book a return flight from Newark to Louisville. Price data was last updated on 12 September 2025.

The best time to book flights from Newark Airport to Louisville is 87 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

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

Currently, January is the cheapest month in which you can book a flight from Newark Airport to Louisville (average of £662). Flying from Newark Airport to Louisville in July is currently the most expensive (average of £1,019). 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 EWR to SDF?

Find hourly flight availability from Newark 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 18 syyskuu 2025.

It’s optimal to fly from Newark Airport to Louisville in the morning. By choosing this option you can save up to 45% on the cost of your flight, compared to a flight at midday.

Related info for your journey

Find useful and relevant information for your journey from Newark 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 Newark?

    Most people fly into Louisville Intl (SDF) if they book a flight to Louisville from Newark. On average, Louisville Intl has 3 inbound flights from Newark per day from 0 airlines. Louisville Intl is conveniently located just 5.3 mi from Louisville’s city center.

  • How long is the flight from Newark Airport to Louisville?

    United Airlines can get you from Newark Airport to Louisville in just under 2h 21m. Your travel time will be generally consistent. Airlines will cover a distance of 640 mi. All flights are typically direct.

  • What are the most reliable airlines from Newark Airport to Louisville?

    Before booking your flight to Louisville from Newark Airport, check out the most reliable airlines to get you to your destination on time: Spirit Airlines (88%), United Airlines (85%), Republic Airways( 85%).

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Newark 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 Newark Airport to Louisville?

    Currently, January is the cheapest month in which you can book a flight from Newark Airport to Louisville (average of £662). Flying from Newark Airport to Louisville in July is currently the most expensive (average of £1,019). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Newark to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
Newark to Nashville flights
Newark to Cincinnati flights

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travellers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Newark to Louisville?

Cheapflights makes it easy to find Newark to Louisville flights by helping our users search from 900+ travel sites for deals. We also provide you with filters for cabin, price, airline, airports, number of stops, and many more to narrow down that perfect flight.

Why should you use Cheapflights to find cheap flight tickets from Newark to Louisville?

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Newark to Louisville.

Can Cheapflights find flights from Newark to Louisville with no change fees?

Yes! Cheapflights helps users easily find flights from Newark to Louisville with no change fees.

Can Cheapflights notify me if prices for flights from Newark to Louisville become cheaper?

Yes, Cheapflights has a feature called Price Alert, which notifies users when flight prices change. Track prices for your flight to Louisville from Newark today and book when prices fit your budget.

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.