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Cheap flights from Newark Airport to Louisville from £80

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 11/8. Fares are subject to change and may not be available on all flights or dates of travel.
EWR — SDF
8 Jul — 15 Jul1
1 adult

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 3 July 2025.

Round-trip from

£153

One-way from

£80

Popular in

December

Cheapest in

March

Average price

£250

Good round-trip deal

£69 or less
United Airlines
  • United Airlines
  • 15/8-17/8
  • Nonstop
  • 4h 41m total
  • Newark to Louisville
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United Airlines
  • United Airlines
  • 11/8
  • Nonstop
  • 2h 29m total
  • Newark to Louisville
Search Deals
Highest demand for flights based on searches. 6% potential increase in price (£13 potential increase over avg. return price).
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Cheapest flight prices on average. 2% potential price decrease (£5 potential savings vs. average return price).
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Average for round-trip flights in July 2025
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Price to beat on a round-trip flight from Newark to Louisville Intl.
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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 3 July 2025.

Fri 15/820:29EWR - SDF
Nonstop2h 29mUnited Airlines
Sun 17/806:30SDF - EWR
Nonstop2h 12mUnited Airlines
Deal found 1/7£153
Fri 4/713:44EWR - SDF
1 stop5h 16mDelta
Tue 8/712:50SDF - EWR
1 stop5h 10mDelta
Deal found 1/7£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 3 July 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

Fri 15/8

20:29-22:58

Nonstop2h 29m

Louisville Intl

Sun 17/8

06:30-08:42

Nonstop2h 12m

£153

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Thu 24/7

06:00-11:45

1 stop5h 45m

Louisville Intl

Tue 29/7

09:30-14:24

1 stop4h 54m

£167

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Mon 11/8

20:29-22:58

Nonstop2h 29m

£80

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Wed 20/8

10:56-17:38

1 stop6h 42m

£87

NewarkLouisville

EWR - SDF

EWRSDF

Newark

Thu 17/7

12:00-19:09

1 stop7h 09m

£226

Flights are sorted by cheapest return flights first.

Deals found on 1/7

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 27 June 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 3 July 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.

Weekly flight availability from Newark Airport to Louisville

Explore weekly flight availability from Newark to Louisville. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated 3 July 2025.

The most flights from EWR to SDF are scheduled on a Monday (6 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (3 on average).

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 3 July 2025.
See what other customers who have flown with Alaska Airlines, Delta, andUnited Airlines from Newark Airport to Louisville have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very Good
10,000 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very Good
7,983 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,861 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
American Airlines
7.2
Good
10,000 reviews
Alaska Airlines
8.0
Very Good
10,000 reviews
Check prices

Boarding

8.1

Food

7.1

Overall

8.0

Crew

8.5

Entertainment

7.1

Comfort

7.8

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

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 4 inbound flights from Newark per day from 0 airlines. Louisville Intl is conveniently located just 5.3 mi from Louisville’s city center.

  • What are the cheapest airlines flying from Newark Airport to Louisville round-trip?

    According to our current data, United Airlines (£153), and Delta (£167) offers the cheapest pricing from Newark Airport to Louisville. United Airlines is 37% cheaper than the average price of flights available within the next 90 days to this destination.

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

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at £80. American Airlines flights start at £87 while deals on Delta start at £153 one-way.

  • 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: Air Canada (63%), Spirit Airlines (56%), Lufthansa( 53%).

  • What are the cheapest flights from Newark Airport to Louisville?

    Looking for the cheapest flight from Newark Airport to Louisville? While on average our users pay £165, our data indicates the cheapest price to be £69. The most popular route (Newark - Louisville Intl), is priced around £194.

  • 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

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Alternative routes for Newark to Louisville

See prices for flight routes from nearby airports that may be better suited for you.
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Fly with Cheapflights

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

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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.

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