Houston → Louisville
Jan 21, 2027 · one way
HOU → SDF1 adulteconomyOne way
5 flight options · 3 airlines
Nonstop flights
One-stop flights
Make this trip yours
Already have an account? Log in
Why book with Axel
- A real airline bookingThe booking is in the airline’s own system under your name. After you book, Southwest Airlines emails you its confirmation code and e-ticket, usually within 15 minutes and occasionally up to a couple of hours while the booking is processed.
- Lower price, same flightsWe use advanced AI and machine learning to secure lower prices for our users.
- Not satisfied? Full refund.If you are unhappy with the experience for any reason, or simply change your mind, cancel within 24 hours of booking (departure 7+ days away) and we refund you in full. We stand by our product. Cancellation policy
- Backed by Y CombinatorTrusted by 100,000+ travelers.
Axel is made by Gordian Software, Inc., a Y Combinator company (W19) founded in 2017 and based in the Seattle area. The company is led by CEO Stephen Grabowski, formerly of Skyscanner. How Axel works · About
More dates
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 dates | Airline | Flights | Total price | Price issued (UTC) |
|---|---|---|---|---|
| 2027-01-21 · one way | Southwest Airlines | WN2931 | $166.25 | 2026-10-29T01:05:11Z |
| 2027-01-21 · one way | American Airlines | AA3949 + AA3673 | $185.25 | 2026-10-29T01:05:11Z |
| 2027-01-21 · one way | Delta Air Lines | DL2557 + DL1481 | $199.50 | 2026-10-29T01:05:11Z |
| 2027-01-21 · one way | Southwest Airlines | WN2060 + WN2154 | $156.75 | 2026-10-29T01:05:11Z |
| 2027-01-21 · one way | Southwest Airlines | WN2133 + WN3028 | $156.75 | 2026-10-29T01:05:11Z |
2027-01-21 · one way · $166.25
- Southwest Airlines WN2931: HOU 2027-01-21 12:55:00 → SDF 2027-01-21 16:05:00; nonstop; 130 minutes. Local airport times.
2027-01-21 · one way · $185.25
- American Airlines AA3949 / AA3673: HOU 2027-01-21 14:07:00 → SDF 2027-01-21 21:15:00; 1 stop(s) via DFW; 368 minutes. Local airport times.
- AA3949: HOU 2027-01-21 14:07:00 → DFW 2027-01-21 15:36:00; layover at DFW: 151 minutes.
- AA3673: DFW 2027-01-21 18:07:00 → SDF 2027-01-21 21:15:00.
2027-01-21 · one way · $199.50
- Delta Air Lines DL2557 / DL1481: HOU 2027-01-21 06:12:00 → SDF 2027-01-21 11:57:00; 1 stop(s) via ATL; 285 minutes. Local airport times.
- DL2557: HOU 2027-01-21 06:12:00 → ATL 2027-01-21 09:10:00; layover at ATL: 82 minutes.
- DL1481: ATL 2027-01-21 10:32:00 → SDF 2027-01-21 11:57:00.
2027-01-21 · one way · $156.75
- Southwest Airlines WN2060 / WN2154: HOU 2027-01-21 14:35:00 → SDF 2027-01-21 20:40:00; 1 stop(s) via BNA; 305 minutes. Local airport times.
- WN2060: HOU 2027-01-21 14:35:00 → BNA 2027-01-21 16:25:00; layover at BNA: 125 minutes.
- WN2154: BNA 2027-01-21 18:30:00 → SDF 2027-01-21 20:40:00.
2027-01-21 · one way · $156.75
- Southwest Airlines WN2133 / WN3028: HOU 2027-01-21 14:35:00 → SDF 2027-01-21 20:35:00; 1 stop(s) via MDW; 300 minutes. Local airport times.
- WN2133: HOU 2027-01-21 14:35:00 → MDW 2027-01-21 17:00:00; layover at MDW: 75 minutes.
- WN3028: MDW 2027-01-21 18:15:00 → SDF 2027-01-21 20:35:00.