$109 Cheap United flights Louisville (SDF) to Newark Liberty Intl. Airport (EWR)

View $109 flight on Thu, Aug 7, 2025Opens in a new window

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$109 Cheap United flights Louisville (SDF) to Newark Liberty Intl. Airport (EWR)

Prices were available within the past 7 days and start at $109 for one-way flights and $186 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
Tue, Aug 5 - Thu, Aug 7
SDF
Louisville
EWR
New York
$186 Roundtrip, just found
$186
Roundtrip
just found
Select United flight, departing Tue, Aug 5 from Louisville to New York, returning Thu, Aug 7, priced at $186 just found
United
Thu, Nov 6 - Mon, Nov 10
SDF
Louisville
EWR
New York
$187 Roundtrip, found 9 hours ago
$187
Roundtrip
found 9 hours ago
Select United flight, departing Thu, Nov 6 from Louisville to New York, returning Mon, Nov 10, priced at $187 found 9 hours ago
United
Tue, Oct 14 - Fri, Oct 17
SDF
Louisville
EWR
New York
$188 Roundtrip, found 7 hours ago
$188
Roundtrip
found 7 hours ago
Select United flight, departing Tue, Oct 14 from Louisville to New York, returning Fri, Oct 17, priced at $188 found 7 hours ago
United
Mon, Aug 4 - Sun, Aug 10
SDF
Louisville
EWR
New York
$190 Roundtrip, found 2 days ago
$190
Roundtrip
found 2 days ago
Select United flight, departing Mon, Aug 4 from Louisville to New York, returning Sun, Aug 10, priced at $190 found 2 days ago
United
Thu, Oct 30 - Mon, Nov 3
SDF
Louisville
EWR
New York
$191 Roundtrip, found 1 day ago
$191
Roundtrip
found 1 day ago
Select United flight, departing Thu, Oct 30 from Louisville to New York, returning Mon, Nov 3, priced at $191 found 1 day ago
United
Wed, Aug 20 - Sun, Aug 24
SDF
Louisville
EWR
New York
$197 Roundtrip, just found
$197
Roundtrip
just found
Select United flight, departing Wed, Aug 20 from Louisville to New York, returning Sun, Aug 24, priced at $197 just found
Flights from Louisville (SDF) to Newark Liberty Intl. Airport (EWR)
Origin airport
Louisville Intl.
Destination airport
Newark Liberty Intl. Airport
Airlines serving
American Airlines, Delta, Spirit Airlines, United
Popular airline
Spirit Airlines
Distance
640 mi
Average flight time
2 hours 15 mins

Frequently asked questions

How much is a United Airlines flight from Louisville Intl. Airport (SDF) to Liberty Intl. Airport (EWR)?
You can discover budget-friendly return United Airlines flights from $186 from SDF to EWR by organizing your results from "Price (lowest to highest)" on Expedia. Or look for options from $109 for a one-way trip.**These prices were available on Expedia within the past 7 days, for flights departing within the next year. Prices and availability are subject to change. Additional terms apply.
What is the cheapest month to fly from SDF to EWR with United Airlines?
United Airlines flights to Newark are usually cheaper in the quieter months of January and February. Whether you need a round-trip or one-way ticket, you could land a better deal then.
What is the cheapest time to book flights from Louisville Intl. Airport (SDF) to Liberty Intl. Airport (EWR) with United Airlines?
Start searching one to three months ahead of your departure date to find cheaper fares on United Airlines flights from Louisville Intl. Airport (SDF) to Liberty Intl. Airport (EWR). You can save 25% by booking your domestic flight 34 to 86 days in advance versus last-minute reservations made 6 to 12 days out. You could also cut costs by buying your fare on a Sunday, as it's 6% cheaper on average than a Monday, the most expensive day to book.* Get your timing spot on, and you can enjoy significant savings on domestic trips.*Ideal booking window recommendation is based on average round-trip ticket prices for January through November for 2024. Best day of the week to book recommendation is based on average round-trip ticket prices for January through October 2024. All data sourced from ARC's global airline sales database.
Does United Airlines fly nonstop from Louisville Intl. Airport (SDF) to Liberty Intl. Airport (EWR)?
Easily travel from Louisville Intl. Airport (SDF) to Liberty Intl. Airport (EWR) on any of United Airlines's 21 direct weekly flights. Apply Expedia's "Nonstop" and "Airline" filters to find the United Airlines flight that'll get you to EWR at your preferred time.
How long does it take to fly from SDF to EWR with United Airlines?
It takes approximately 2h 19m to fly nonstop from Louisville Intl. Airport (SDF) to Liberty Intl. Airport (EWR) with United Airlines.
Which day of the week has the most United Airlines flights from Louisville Intl. Airport (SDF) to Liberty Intl. Airport (EWR)?
Thursday has the most United Airlines flights from Louisville Intl. Airport (SDF) to Liberty Intl. Airport (EWR). With 3 daily departures, this is the best day to book something that will fit your plans.
What is the earliest United Airlines flight from SDF to EWR?
The first flight from SDF to EWR with United Airlines departs at 6:00AM UTC-5. You'll touch down at 8:19AM UTC-5. The last United Airlines flight of the day takes off at 3:20PM UTC-5 and arrives at 5:40PM UTC-5. With approximately 20% fewer cancellations for early and mid-morning departures, setting off early is typically the smartest choice.**Most reliable time of the day recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
What airports does United Airlines fly into in Newark?
Liberty Intl. Airport (EWR) is the main gateway for United Airlines flights from Louisville Intl. Airport (SDF) to Newark. But this airline also travels to LaGuardia Airport (LGA). Be sure to tick Expedia's "All Airports" option for your destination to see all available choices for your trip to Newark.
Why fly with United Airlines from SDF to EWR?
A rewarding loyalty program and the ability to collect points through United Mileage Plus are the start of the reasons to leave from SDF to EWR with United Airlines. Plus, when you sign up to Expedia's free One Key™ program, you can earn OneKeyCash™* in addition to any airline loyalty program earnings. It's yours to use wherever your next trip takes you.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.
What type of plane does United Airlines fly from Louisville Intl. Airport (SDF) to Liberty Intl. Airport (EWR)?
Jet off on a United Airlines flight from Louisville Intl. Airport (SDF) to Liberty Intl. Airport (EWR), and you'll usually be on an Embraer 175. Bear in mind though, that the aircraft type can vary depending on operational demands.
Can I change or cancel my United Airlines flight from Louisville Intl. Airport (SDF) to Liberty Intl. Airport (EWR)?
Typically, you can reschedule or cancel your flight, although there may be additional fees if you made your booking over 24 hours ago. Want to keep your options open? Apply the "Changes included" or "No cancel fee" filter to find flights that won't charge you extra if you have to adjust your plans. To update your itinerary, head to "Trips," select your flight and click on "Manage Booking" for more information.

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