Raleigh/Durham (RDU) to Louisville (SDF)
Flight time
≈ 1h 38m
Bearing
295° NW
Raleigh/Durham (RDU) to Louisville (SDF) is 415 miles (667 km) as the crow flies — the great-circle baseline most distance-based mileage programs credit.
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What actually flies RDU–SDF
Filed traffic dataIn July 2026, Breeze Airways operated the most departures, one of 2 carriers flying nonstop RDU–SDF; the Airbus A220-300 was the most common aircraft at 95% of departures; flights ran 59% full.
Departures
19
July 2026
Seats
2,645
both directions
Passengers
1,557
both directions
Load factor
58.9%
RPM ÷ ASM
Who flies RDU–SDF?
Breeze Airways operated the most nonstop RDU–SDF departures in July 2026 (18), one of 2 carriers on the route.
- MX
18 departures · 2,466 seats
Share of departures94.7%56.2%
Load
- UA
1 departures · 179 seats
Share of departures5.3%96.1%
Load
What plane flies RDU–SDF?
In July 2026, the Airbus A220-300 flew 95% of RDU–SDF departures — more than any other aircraft type.
- Airbus A220-300
18 departures · 56.2% load
94.7% - Boeing 737-900ER
1 departures · 96.1% load
5.3%
How has RDU–SDF traffic changed?
Nonstop RDU–SDF departures rose from 18 in August 2025 to 19 in July 2026.
Monthly nonstop RDU–SDF traffic, trailing 12 months through July 2026. Bars scale to the busiest month; months with no filed service show as zero.
August 2025
18 departures · 1,453 passengers
74.7%
Load
September 2025
16 departures · 1,376 passengers
79.6%
Load
October 2025
19 departures · 1,514 passengers
70.8%
Load
November 2025
20 departures · 1,408 passengers
65.2%
Load
December 2025
22 departures · 1,461 passengers
63.5%
Load
January 2026
10 departures · 478 passengers
45.8%
Load
February 2026
20 departures · 1,382 passengers
58.7%
Load
March 2026
20 departures · 1,678 passengers
64.4%
Load
April 2026
21 departures · 1,944 passengers
71.2%
Load
May 2026
41 departures · 3,360 passengers
61.2%
Load
June 2026
16 departures · 1,141 passengers
52.0%
Load
July 2026
19 departures · 1,557 passengers
58.9%
Load
By direction
Each direction is filed separately — they rarely match.
SDF → RDU
61.5% full
10 departures · 868 passengers
RDU → SDF
55.9% full
9 departures · 689 passengers
Nonstop RDU–SDF traffic has been filed since 2025.
Source: US DOT BTS Form 41 T-100 Segment (All Carriers). Data through July 2026; filings from 2025. Public domain (US Government work).
The airports
Louisville
US
Louisville Muhammad Ali International Airport
Coordinates
38.17°N, 85.74°W
Hemisphere
N · W
Frequently asked
How far is Raleigh/Durham (RDU) from Louisville (SDF)?
RDU to SDF is 415 miles (667 km / 360 nautical miles) measured great-circle — the shortest path over the surface of the Earth.
How long is the flight from RDU to SDF?
A nonstop covers the 415-mile great-circle distance in roughly 1h 38m of block time, before winds. Actual schedules vary a few percent by direction and aircraft.
What plane flies RDU–SDF?
In July 2026, the Airbus A220-300 flew the largest share of departures (94.7%), followed by the Boeing 737-900ER (5.3%).
What mileage do I earn flying RDU–SDF?
Distance-based programs credit off the 415-mile great-circle figure, then apply your fare-class earning rate. Revenue-based programs credit off the fare instead.
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