Skip to main content
Beginning of main content

RDU (Raleigh) to SDF (Louisville) Flights $279.1

Search over 321,000 hotels worldwide and 400 airlines worldwide.
Secure incredible value with Expedia's Price Guarantee.
No Expedia cancellation fee to change or cancel almost any hotel reservation.

Cheap RDU to SDF Flights

Prices found within past 7 days. Prices and availability subject to change. Additional terms may apply.

Interesting Facts About Flights from Raleigh to Louisville (RDU to SDF)

Question : Which airline has been on time from Raleigh-Durham International Airport (RDU) to Louisville International Airport (SDF) the most?
Answer : The current leader is UPS with a 79% on-time rate. Spend as little time in an airport as necessary by flying with UPS. If they are late for some reason though, the average delay is 17 minutes.

Question : Will you do what it takes to get the absolute lowest-cost flight?
Answer : Tuesday is your lowest-cost day to fly in August. Having flexibility in your travel plans means you can save more, so be sure to plan ahead when possible.

Question : What day in the next four weeks has the best fares?
Answer : Aug 10th has seen bookings (as of Jul 17th) as cheap as $317. That comes in 18% below the average price for this route. Saving on flight fares means you'll have more cash to spend on your trip.

Question : Over the coming months, which airline is getting their passengers to Louisville International Airport (SDF) round-trip the cheapest?
Answer : Flight prices are hitting highs of $574 over the next three months when flying to SDF from RDU. Check out American Airlines, as they have been booking customers at just $279.

Question : Is this route your best bet for getting to Louisville with minimal delays?
Answer : Using the combined on-time percentage and average delay breakdown, Raleigh to Louisville currently has a 4 out of a possible 5 star rating. A 4-star rating means you should feel at ease about getting to Louisville on time.

Question : How often are flights late from Raleigh-Durham International Airport (RDU) to Louisville International Airport (SDF)?
Answer : Passengers are currently getting to their destination on schedule 74% of the time, which ranks in the 71st percentile worldwide. When a flight is late, it's a 20-minute delay on average.

Question : What price range should you expect when booking from Raleigh (RDU) to Louisville (SDF)?
Answer : Prices for this trip tend to fluctuate less than other flights in the United States. They can range from $279 to $574. The further out you book a route, the more likely you are to save.