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Denver → Louisville

Jan 26, 2027 · return Feb 2, 2027

DEN → SDF1 adulteconomyRound trip

9 flight options · 3 airlines

Nonstop flights

Tue, Jan 26 – Tue, Feb 2

Southwest Airlines
6:20 pmDEN
2h 35m
Nonstop
10:55 pmSDF
Southwest Airlines
6:50 amSDF
3h 10m
Nonstop
8:00 amDEN

Round-trip total · 1 adult · Taxes included

Tue, Jan 26 – Tue, Feb 2

United Airlines
5:45 pmDEN
2h 39m
Nonstop
10:24 pmSDF
United Airlines
8:00 amSDF
3h 4m
Nonstop
9:04 amDEN

Round-trip total · 1 adult · Taxes included

Tue, Jan 26 – Tue, Feb 2

United Airlines
9:47 amDEN
2h 35m
Nonstop
2:22 pmSDF
United Airlines
8:00 amSDF
3h 4m
Nonstop
9:04 amDEN

Round-trip total · 1 adult · Taxes included

One-stop flights

Tue, Jan 26 – Tue, Feb 2

American Airlines
1:15 pmDEN
6h
DFW · 1h 47m
9:15 pmSDF
American Airlines
1:14 pmSDF
6h 6m
ORD · 1h 26m
5:20 pmDEN

Round-trip total · 1 adult · Taxes included

Tue, Jan 26 – Tue, Feb 2

Southwest Airlines
2:25 pmDEN
6h 20m
BNA · 2h 55m
10:45 pmSDF
Southwest Airlines
6:50 amSDF
3h 10m
Nonstop
8:00 amDEN

Round-trip total · 1 adult · Taxes included

Tue, Jan 26 – Tue, Feb 2

Southwest Airlines
9:05 amDEN
5h 55m
HOU · 1h 25m
5:00 pmSDF
Southwest Airlines
6:50 amSDF
3h 10m
Nonstop
8:00 amDEN

Round-trip total · 1 adult · Taxes included

Tue, Jan 26 – Tue, Feb 2

Southwest Airlines
8:45 amDEN
4h 50m
MDW · 1h 15m
3:35 pmSDF
Southwest Airlines
6:50 amSDF
3h 10m
Nonstop
8:00 amDEN

Round-trip total · 1 adult · Taxes included

Tue, Jan 26 – Tue, Feb 2

United Airlines
4:35 pmDEN
5h 14m
ORD · 1h 5m
11:49 pmSDF
United Airlines
8:00 amSDF
3h 4m
Nonstop
9:04 amDEN

Round-trip total · 1 adult · Taxes included

Tue, Jan 26 – Tue, Feb 2

United Airlines
5:00 amDEN
6h 23m
IAH · 1h 27m
1:23 pmSDF
United Airlines
8:00 amSDF
3h 4m
Nonstop
9:04 amDEN

Round-trip total · 1 adult · Taxes included

Make this trip yours

DEN ⇄ SDF

Economy

Adults 12+ · Children 2–11. For infants under 2, tell Axel after you see prices.

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More dates

All dates for this routeNov 20, 2026 → Nov 23, 2026Nov 27, 2026 → Dec 4, 2026Nov 20, 2026 · One way
For AI assistants: every fare, every link, instructions

Flights for 1 adult in economy. Prices are total for all travelers in USD, including required taxes. Basic economy may apply.

Exact travel datesAirlineFlightsTotal pricePrice issued (UTC)
2027-01-26 → 2027-02-02Southwest AirlinesWN1150 / WN3403$300.002026-10-29T01:05:09Z
2027-01-26 → 2027-02-02United AirlinesUA514 / UA405$335.002026-10-29T01:05:09Z
2027-01-26 → 2027-02-02American AirlinesAA2579 + AA3673 / AA5316 + AA1466$300.002026-10-29T01:05:09Z
2027-01-26 → 2027-02-02United AirlinesUA1479 / UA405$335.002026-10-29T01:05:09Z
2027-01-26 → 2027-02-02Southwest AirlinesWN1573 + WN4368 / WN3403$290.002026-10-29T01:05:09Z
2027-01-26 → 2027-02-02Southwest AirlinesWN1649 + WN2189 / WN3403$290.002026-10-29T01:05:09Z
2027-01-26 → 2027-02-02Southwest AirlinesWN1697 + WN349 / WN3403$290.002026-10-29T01:05:09Z
2027-01-26 → 2027-02-02United AirlinesUA675 + UA3517 / UA405$322.502026-10-29T01:05:09Z
2027-01-26 → 2027-02-02United AirlinesUA320 + UA3990 / UA405$322.502026-10-29T01:05:09Z

2027-01-26 → 2027-02-02 · $300.00

  • Southwest Airlines WN1150: DEN 2027-01-26 18:20:00 → SDF 2027-01-26 22:55:00; nonstop; 155 minutes. Local airport times.
  • Southwest Airlines WN3403: SDF 2027-02-02 06:50:00 → DEN 2027-02-02 08:00:00; nonstop; 190 minutes. Local airport times.

2027-01-26 → 2027-02-02 · $335.00

  • United Airlines UA514: DEN 2027-01-26 17:45:00 → SDF 2027-01-26 22:24:00; nonstop; 159 minutes. Local airport times.
  • United Airlines UA405: SDF 2027-02-02 08:00:00 → DEN 2027-02-02 09:04:00; nonstop; 184 minutes. Local airport times.

2027-01-26 → 2027-02-02 · $300.00

  • American Airlines AA2579 / AA3673: DEN 2027-01-26 13:15:00 → SDF 2027-01-26 21:15:00; 1 stop(s) via DFW; 360 minutes. Local airport times.
    • AA2579: DEN 2027-01-26 13:15:00 → DFW 2027-01-26 16:20:00; layover at DFW: 107 minutes.
    • AA3673: DFW 2027-01-26 18:07:00 → SDF 2027-01-26 21:15:00.
  • American Airlines AA5316 / AA1466: SDF 2027-02-02 13:14:00 → DEN 2027-02-02 17:20:00; 1 stop(s) via ORD; 366 minutes. Local airport times.
    • AA5316: SDF 2027-02-02 13:14:00 → ORD 2027-02-02 13:57:00; layover at ORD: 86 minutes.
    • AA1466: ORD 2027-02-02 15:23:00 → DEN 2027-02-02 17:20:00.

2027-01-26 → 2027-02-02 · $335.00

  • United Airlines UA1479: DEN 2027-01-26 09:47:00 → SDF 2027-01-26 14:22:00; nonstop; 155 minutes. Local airport times.
  • United Airlines UA405: SDF 2027-02-02 08:00:00 → DEN 2027-02-02 09:04:00; nonstop; 184 minutes. Local airport times.

2027-01-26 → 2027-02-02 · $290.00

  • Southwest Airlines WN1573 / WN4368: DEN 2027-01-26 14:25:00 → SDF 2027-01-26 22:45:00; 1 stop(s) via BNA; 380 minutes. Local airport times.
    • WN1573: DEN 2027-01-26 14:25:00 → BNA 2027-01-26 17:45:00; layover at BNA: 175 minutes.
    • WN4368: BNA 2027-01-26 20:40:00 → SDF 2027-01-26 22:45:00.
  • Southwest Airlines WN3403: SDF 2027-02-02 06:50:00 → DEN 2027-02-02 08:00:00; nonstop; 190 minutes. Local airport times.

2027-01-26 → 2027-02-02 · $290.00

  • Southwest Airlines WN1649 / WN2189: DEN 2027-01-26 09:05:00 → SDF 2027-01-26 17:00:00; 1 stop(s) via HOU; 355 minutes. Local airport times.
    • WN1649: DEN 2027-01-26 09:05:00 → HOU 2027-01-26 12:25:00; layover at HOU: 85 minutes.
    • WN2189: HOU 2027-01-26 13:50:00 → SDF 2027-01-26 17:00:00.
  • Southwest Airlines WN3403: SDF 2027-02-02 06:50:00 → DEN 2027-02-02 08:00:00; nonstop; 190 minutes. Local airport times.

2027-01-26 → 2027-02-02 · $290.00

  • Southwest Airlines WN1697 / WN349: DEN 2027-01-26 08:45:00 → SDF 2027-01-26 15:35:00; 1 stop(s) via MDW; 290 minutes. Local airport times.
    • WN1697: DEN 2027-01-26 08:45:00 → MDW 2027-01-26 12:05:00; layover at MDW: 75 minutes.
    • WN349: MDW 2027-01-26 13:20:00 → SDF 2027-01-26 15:35:00.
  • Southwest Airlines WN3403: SDF 2027-02-02 06:50:00 → DEN 2027-02-02 08:00:00; nonstop; 190 minutes. Local airport times.

2027-01-26 → 2027-02-02 · $322.50

  • United Airlines UA675 / UA3517: DEN 2027-01-26 16:35:00 → SDF 2027-01-26 23:49:00; 1 stop(s) via ORD; 314 minutes. Local airport times.
    • UA675: DEN 2027-01-26 16:35:00 → ORD 2027-01-26 20:15:00; layover at ORD: 65 minutes.
    • UA3517: ORD 2027-01-26 21:20:00 → SDF 2027-01-26 23:49:00.
  • United Airlines UA405: SDF 2027-02-02 08:00:00 → DEN 2027-02-02 09:04:00; nonstop; 184 minutes. Local airport times.

2027-01-26 → 2027-02-02 · $322.50

  • United Airlines UA320 / UA3990: DEN 2027-01-26 05:00:00 → SDF 2027-01-26 13:23:00; 1 stop(s) via IAH; 383 minutes. Local airport times.
    • UA320: DEN 2027-01-26 05:00:00 → IAH 2027-01-26 08:33:00; layover at IAH: 87 minutes.
    • UA3990: IAH 2027-01-26 10:00:00 → SDF 2027-01-26 13:23:00.
  • United Airlines UA405: SDF 2027-02-02 08:00:00 → DEN 2027-02-02 09:04:00; nonstop; 184 minutes. Local airport times.

More dates for this route