March 9, 2003 – On the Final ITT stage Javier Pascual Llorente (Kelme) won the stage by 2 seconds over USPS's Lance Armstrong who, despite being low on GC, decided to use the stage as a time trial test. Llorente won the overall over ONCE's Jan Hruska and Haimar Zubeldia (Euskadi).

Stage 5: Murcia – Murcia ITT, 12.9 km

1. Javier Pascual Llorente (Spa) Kelme-Costa Blanca 15.24 (50.26 km/h)
2. Lance Armstrong (USA) US Postal presented by Berry Floor 0.02
3. Jan Hruska (Cze) ONCE-Eroski 0.07
4. Haimar Zubeldia (Spa) Euskaltel-Euskadi 0.08
5. Victor Hugo Peña (Col) US Postal presented by Berry Floor 0.09
6. Rene Andrle (Cze) ONCE-Eroski 0.10
7. Juan Carlos Dominguez (Spa) Phonak Hearing Systems
8. Beat Zberg (Swi) Rabobank 0.11
9. Vladimir Karpets (Rus) iBanesto.com
10. Jose Ivan Gutierrez (Spa) iBanesto.com 0.18

Overall:

1. Javier Pascual Llorente (Spa) Kelme-Costa Blanca 15.58.18
2. Jan Hruska (Cze) ONCE-Eroski 0.17
3. Haimar Zubeldia (Spa) Euskaltel-Euskadi 0.23
4. Jose Ivan Gutierrez (Spa) iBanesto.com 0.40
5. Juan Carlos Dominguez (Spa) Phonak Hearing Systems 0.47
6. Victor Hugo Peña (Col) US Postal presented by Berry Floor 0.49
7. Beat Zberg (Swi) Rabobank 1.00
8. Cadel Evans (Aus) Telekom
9. Jose Luis Martinez (Spa) Paternina-Costa Almeria 1.08
10. Addy Engels (Ned) Rabobank 1.22