$54+ Cheap flights from Raleigh to Louisville (RDU - SDF)
This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
RDU — SDF
Oct 15 — Oct 221
Round-trip
1 adult, Economy
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Find cheap flights from Raleigh to Louisville with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from Raleigh-Durham to Louisville Intl are usually found in February or July, booked 27 days in advance, depart on a Friday or Wednesday and return on a Friday
Cheap flight deals from Raleigh to Louisville
Cheapest
Best
Last-minute
One-way
Cheapest flights from Raleigh to LouisvilleExplore the most affordable flight options available from Raleigh to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
Explore the most affordable flight options available from Raleigh to Louisville. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 15, 2026.
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:50 pm -
Nonstop1h 41m
Wed 10/79:11 pm -
Nonstop1h 26m
Deal found 9/14![Breeze Airways logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:50 pm -
Nonstop1h 41m
Sat 10/109:11 pm -
Nonstop1h 26m
Deal found 9/14![Breeze Airways logo]()
$122
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:50 pm -
Nonstop1h 41m
Wed 10/79:11 pm -
Nonstop1h 26m
Deal found 9/14![Breeze Airways logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:50 pm -
Nonstop1h 41m
Sat 10/109:11 pm -
Nonstop1h 26m
Deal found 9/14![Breeze Airways logo]()
$132
This Super.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:50 pm -
Nonstop1h 41m
Sat 10/39:11 pm -
Nonstop1h 26m
Deal found 9/14![Breeze Airways logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:50 pm -
Nonstop1h 41m
Sat 10/109:11 pm -
Nonstop1h 26m
Deal found 9/14![Breeze Airways logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:50 pm -
Nonstop1h 41m
Fri 10/1610:25 am -
1 stop11h 51m
Deal found 9/14![Breeze Airways logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:50 pm -
Nonstop1h 41m
Fri 10/1610:25 am -
1 stop11h 51m
Deal found 9/14![Breeze Airways logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:06 am -
1 stop9h 14m
Sat 10/3110:55 am -
Nonstop1h 26m
Deal found 9/11![Multiple Airlines logo]()
$211
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:50 pm -
Nonstop1h 41m
Fri 10/99:42 pm -
1 stop11h 26m
Deal found 9/14![Breeze Airways logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:30 am -
Nonstop1h 41m
Sun 10/259:09 pm -
2 stops27h 19m
Deal found 9/14![Multiple Airlines logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:50 pm -
Nonstop1h 41m
Mon 10/197:35 pm -
2 stops17h 17m
Deal found 9/14![Multiple Airlines logo]()
$223
Best flights from Raleigh to LouisvilleDiscover carefully curated flight deals from Raleigh to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
Discover carefully curated flight deals from Raleigh to Louisville that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated September 15, 2026.
This Delta deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/68:40 am -
1 stop6h 01m
Thu 10/88:05 am -
1 stop4h 32m
Deal found 9/14![Delta logo]()
$254
This Southwest deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/131:50 pm -
1 stop7h 50m
Thu 10/155:35 am -
1 stop3h 55m
Deal found 9/14![Southwest logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:30 am -
Nonstop1h 41m
Sun 10/259:09 pm -
3 stops17h 49m
Deal found 9/14![Multiple Airlines logo]()
$322
This Southwest deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:25 am -
1 stop5h 30m
Mon 10/263:35 pm -
2 stops7h 40m
Deal found 9/14![Southwest logo]()
$322
This Southwest deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/255:40 am -
1 stop4h 15m
Mon 10/263:35 pm -
2 stops7h 40m
Deal found 9/14![Southwest logo]()
$342
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/131:00 pm -
2 stops9h 10m
Mon 11/163:50 pm -
2 stops6h 05m
Deal found 9/10![Southwest logo]()
$355
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/228:45 am -
2 stops11h 05m
Mon 1/253:40 pm -
1 stop5h 50m
Deal found 9/11![Southwest logo]()
$380
This Southwest deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 2/285:35 am -
2 stops8h 05m
Wed 3/38:30 am -
2 stops9h 50m
Deal found 9/10![Southwest logo]()
$385
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/86:10 am -
2 stops6h 25m
Mon 1/117:05 am -
2 stops9h 45m
Deal found 9/11![Southwest logo]()
$385
This Southwest deal was found by Cheapflights users on 9/12. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:00 am -
1 stop4h 00m
Wed 10/72:05 pm -
2 stops8h 20m
Deal found 9/12![Southwest logo]()
$400
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 10/188:20 pm -
1 stop3h 55m
Mon 10/193:35 pm -
2 stops7h 40m
Deal found 9/11![Southwest logo]()
$405
Last-minute flights from Raleigh to LouisvilleDiscover last-minute flight deals from Raleigh to Louisville. Data last updated September 15, 2026 and is based on user searches.
Discover last-minute flight deals from Raleigh to Louisville. Data last updated September 15, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:50 pm -
Nonstop1h 41m
Wed 10/79:11 pm -
Nonstop1h 26m
Deal found 9/14![Breeze Airways logo]()
$117
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:50 pm -
Nonstop1h 41m
Sat 10/109:11 pm -
Nonstop1h 26m
Deal found 9/14![Breeze Airways logo]()
$122
This Super.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:50 pm -
Nonstop1h 41m
Sat 10/39:11 pm -
Nonstop1h 26m
Deal found 9/14![Breeze Airways logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:50 pm -
Nonstop1h 41m
Fri 10/99:42 pm -
1 stop11h 26m
Deal found 9/14![Breeze Airways logo]()
$216
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:50 pm -
Nonstop1h 41m
Wed 10/79:11 pm -
Nonstop1h 26m
Deal found 9/14![Breeze Airways logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/36:50 pm -
Nonstop1h 41m
Sat 10/109:11 pm -
Nonstop1h 26m
Deal found 9/14![Breeze Airways logo]()
$132
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/76:50 pm -
Nonstop1h 41m
Sat 10/109:11 pm -
Nonstop1h 26m
Deal found 9/14![Breeze Airways logo]()
$162
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:50 pm -
Nonstop1h 41m
Fri 10/1610:25 am -
1 stop11h 51m
Deal found 9/14![Breeze Airways logo]()
$205
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:50 pm -
Nonstop1h 41m
Fri 10/1610:25 am -
1 stop11h 51m
Deal found 9/14![Breeze Airways logo]()
$200
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 10/146:50 pm -
Nonstop1h 41m
Mon 10/197:35 pm -
2 stops17h 17m
Deal found 9/14![Multiple Airlines logo]()
$223
This Kiwi.com deal was found by Cheapflights users on 9/14. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/248:30 am -
Nonstop1h 41m
Sun 10/259:09 pm -
1 stop11h 50m
Deal found 9/14![Breeze Airways logo]()
$222
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/3010:06 am -
1 stop9h 14m
Sat 10/3110:55 am -
Nonstop1h 26m
Deal found 9/11![Multiple Airlines logo]()
$211
One-way flights from Raleigh to LouisvilleSearch for one-way flight options from Raleigh to Louisville. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
Search for one-way flight options from Raleigh to Louisville. Find affordable one-way fares based on user searches. Data last updated September 15, 2026.
This Breeze Airways deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Breeze Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:50 pm -
Nonstop1h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Breeze Airways logo]()
$54
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/106:50 pm -
Nonstop1h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Breeze Airways logo]()
$68
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 1/25:15 pm -
Nonstop1h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Breeze Airways logo]()
$69
This Kiwi.com deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/268:30 am -
Nonstop1h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Breeze Airways logo]()
$83
This Kiwi.com deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/234:30 pm -
Nonstop1h 41m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Breeze Airways logo]()
$118
This Southwest deal was found by Cheapflights users on 9/13. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 1/54:45 pm -
1 stop5h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/13![Southwest logo]()
$120
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/265:20 pm -
1 stop4h 05m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$129
This Southwest deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/306:45 am -
2 stops8h 30m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/11![Southwest logo]()
$134
Find flight deals from Raleigh to Louisville
Discover tips and strategies to find the most affordable flight options for your journey from Raleigh (RDU) 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 September 15, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $117 (Kiwi.com) |
One-way from | $54 (Breeze Airways) |
Popular in | September |
Cheapest in | February |
Average price | $477 |
Good round-trip deal | $126 or less |
Good one-way deal | $132 or less |
Cheapflights Fare Finder
Customize your flight search to find flights from Raleigh 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 7,457,451 searches. Data last updated September 15, 2026.
Use the filters below to find and compare flights from Raleigh to Louisville that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
RaleighLouisville
RDU Raleigh-Durham - SDF Louisville Intl
RDUSDF
Raleigh-Durham
Wed 9/30
6:50 pm-8:31 pm
Nonstop1h 41m
Louisville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$54
RaleighLouisville
RDU Raleigh-Durham - SDF Louisville Intl
RDUSDF
Raleigh-Durham
Sat 1/2
5:15 pm-6:56 pm
Nonstop1h 41m
Louisville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$64
RaleighLouisville
RDU Raleigh-Durham - SDF Louisville Intl
RDUSDF
Raleigh-Durham
Tue 1/5
4:45 pm-10:10 pm
1 stop5h 25m
Louisville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$120
RaleighLouisville
RDU Raleigh-Durham - SDF Louisville Intl
RDUSDF
Raleigh-Durham
Wed 9/30
6:45 am-3:15 pm
2 stops8h 30m
Louisville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$134
RaleighLouisville
RDU Raleigh-Durham - SDF Louisville Intl
RDUSDF
Raleigh-Durham
Mon 10/26
12:52 pm-5:20 pm
1 stop4h 28m
Louisville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$135
RaleighLouisville
RDU Raleigh-Durham - SDF Louisville Intl
RDUSDF
Raleigh-Durham
Sat 9/26
6:40 am-5:20 pm
2 stops10h 40m
Louisville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$140
RaleighLouisville
RDU Raleigh-Durham - SDF Louisville Intl
RDUSDF
Raleigh-Durham
Thu 10/1
1:56 pm-8:13 pm
1 stop6h 17m
Louisville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$158
RaleighLouisville
RDU Raleigh-Durham - SDF Louisville Intl
RDUSDF
Raleigh-Durham
Fri 10/30
12:40 pm-10:35 pm
2 stops9h 55m
Louisville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$193
RaleighLouisville
RDU Raleigh-Durham - SDF Louisville Intl
RDUSDF
Raleigh-Durham
Thu 10/15
7:13 pm-12:08 am
1 stop4h 55m
Louisville Intl
Wed 12/31
12:00 am-12:00 am
Nonstop0h 00m
$198
RaleighLouisville
RDU Raleigh-Durham - SDF Louisville Intl
RDUSDF
Raleigh-Durham
Tue 10/6
8:40 am-2:41 pm
1 stop6h 01m
Louisville Intl
Thu 10/8
8:05 am-12:37 pm
1 stop4h 32m
$254
Showing 1-10 of 20 resultsSorted by cheapest first
Compare providers for flights from Raleigh to Louisville
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Raleigh to Louisville in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy- | Trust Score*1 star |
- Most accurate provider: When it comes to deals on Raleigh-Louisville flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Raleigh-Louisville flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Raleigh-Louisville flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Raleigh-Louisville flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Raleigh-Louisville flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
Best time to book a flight from Raleigh to Louisville
Have a flexible travel schedule? Discover the best time to fly to Louisville from Raleigh with our price prediction graph.
RDU-SDF
Estimated round-trip 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 Raleigh to Louisville
How far ahead should I book a flight from Raleigh to Louisville?
Booking 26 days in advance of your planned departure date is, on average, the best time to get cheap flights from Raleigh to Louisville. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from Raleigh to Louisville?
Currently, February is the cheapest month in which you can book a flight from Raleigh to Louisville (average of $158). Flying from Raleigh to Louisville in September is currently the most expensive (average of $477). 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 RDU to SDF?
Find hourly flight availability from Raleigh 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 September 15, 2026.
When flying from Raleigh to Louisville, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
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 September 15, 2026.
Read reviews from past customers who have flown Breeze Airways,Southwest, andDelta from Raleigh to Louisville. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Overall
8.2
Entertainment
6.8
Crew
8.8
Comfort
8.2
Boarding
8.4
Food
6.8
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Overall
8.2
Entertainment
6.8
Crew
8.8
Comfort
8.2
Boarding
8.4
Food
6.8
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Overall
8.2
Entertainment
6.8
Crew
8.8
Comfort
8.2
Boarding
8.4
Food
6.8
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Overall
8.2
Entertainment
6.8
Crew
8.8
Comfort
8.2
Boarding
8.4
Food
6.8
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Overall
8.2
Entertainment
6.8
Crew
8.8
Comfort
8.2
Boarding
8.4
Food
6.8
Reviews
1 / 18
4.0
OkayLisa,Mar 2026
ORF - JAX
Related info for your journey
Find useful and relevant information for your journey from Raleigh to Louisville. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Louisville?
Book flights to Louisville if you plan to visit one of these locationsShepherdsville
Elizabethtown
Jeffersonville
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Other flights to Louisville
Explore flights to Louisville departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 15, 2026.
Raleigh and Louisville flights
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Other flights from Raleigh
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Check out other popular destinations found by fellow travelers in 2026
Top 4 airlines flying from Raleigh to Louisville
Discover the top 4 airlines that operate flights from Raleigh to Louisville. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 7,457,451 searches. Data last updated September 15, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$98 | Average$213 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$118 | Average$375 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$236 | Average$409 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$306 | Average$394 | FlexibilityNo cancel fee | On-time63% |