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

Landing cheap one-way Delta Air Lines flights from SDF to EWR from $109 on Expedia is simple — just filter by “Price (lowest to highest).” Or check out our affordable return fares from $155 for your next exciting vacation.**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.

Browse for one-way or return flights to Newark in January or February. You could find cheaper fares with Delta Air Lines during these quieter months.

For cheap Delta Air Lines fares from Louisville Intl. Airport (SDF) to Liberty Intl. Airport (EWR), start searching one to three months before your intended departure. Reserving domestic flights 34 to 86 days in advance could save you 25% compared to booking just 6 to 12 days ahead. The day you book can also influence the overall price. Sunday is usually the cheapest, while Monday is often the most expensive for domestic flights. You can save 6% on average by booking your journey on a Sunday.**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.

Fill in your dates, hit search and check the “Nonstop” filter on Expedia to find any direct flights from SDF to EWR with Delta Air Lines or other airlines.

Sort your results by “Early Morning” and “Morning” to find the earliest flights from SDF to EWR. Leaving early means flight cancellations are less likely.**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.

Liberty Intl. Airport (EWR) is the primary Newark hub for Delta Air Lines flights from Louisville Intl. Airport (SDF).

Offering an excellent in-flight experience and a rewarding loyalty program, Delta Air Lines is a popular option for many travelers heading from SDF to EWR. Plus, if you’re a Delta SkyMiles and One Key™ member booking through Expedia, you could earn OneKeyCash™* on eligible flights on top of your airline miles, which can go toward future trips.*OneKeyCash™ disclaimer - OneKeyCash™ is not redeemable for cash and can only be used on Expedia, Hotels.com and Vrbo.

Depending on the ticket type you purchased, a fee will generally apply if you modify or cancel your flight more than 24 hours after it’s confirmed. To secure flexible plane tickets, select our “Changes included” and “No cancel fee” boxes when you look for flights. For additional information on modifying or canceling your reservation, go to “Trips,” select your flight and tick “Manage Booking.”