You can take a bus from Lijiang to Chengdu, and then transfer to Xi 'an, which may be faster.
Lijiang Jinsha Tourism recommends Lijiang-Xi 'an self-driving route:
Starting point: Lijiang City
1. Lijiang city driving scheme
1) Depart from the starting point to the southeast, drive along Yuxue Avenue for 60 meters, and turn around and enter Yuxue Avenue.
2) Drive along Yuxue Avenue for 600 meters, drive to the south section of Xianggeli Avenue, and go straight into Yuxue Avenue.
3) Drive along Yuxue Avenue for 600 meters and turn left into Changshui Road.
2. Drive along the long waterway for 5. 1km and go straight to S308.
3. Drive along S308 for 29.6 kilometers and turn left into G2 14.
4. Drive along G2 14 for 49.5km and go straight into Haihongqiao.
5. Drive along Hongqiao for 40 meters, cross Hongqiao and go straight into G2 14.
6. Drive along G2 14104.0km, then go straight into G2 14.
7. Drive along G2 14 for 8.6 kilometers and go straight into Renmin North Road.
8. Drive along Renmin North Road120m, drive in the direction of Baoshan/West Ring Road, turn right slightly and enter Yang Nan overpass.
9. Drive along Yang Nan overpass for 640m and go straight into Yongping Road.
10. Drive along Yongping Road for 3.7 kilometers, cross Jiangfengting Bridge for about 190 meters, and go straight into Nanjian Road.
1 1. Drive along Nanjian Road 2. 1 km, turn right ahead and get on the ramp.
12. Drive along the ramp for 70 meters and go straight on the ramp.
13. Drive along the ramp 100 meters, head for Chuxiong, turn right slightly and get on the ramp.
14. Drive along the ramp for 490 meters and enter Hangrui Expressway at the entrance.
15. Drive along Hangrui Expressway for 306.0km, turn right slightly and get on the ramp.
16. Drive along the ramp for 490 meters, cross the Mingbo overpass, enter the Second Ring Road West at the entrance.
17. Drive along Erhuan West Road180m, and go straight into Erhuan West Road.
18. Drive 4.6 kilometers west of the Second Ring Road and go straight into the North of the Second Ring Road.
19. Drive 6.8km along Erhuan North Road, pass Wei Long Square on the right for about 60m, then turn left slightly in the direction of Xiaozhuang Interchange/Shanghai-Kunming Expressway/Qujing/Ring Expressway and enter Xiaozhuang Interchange.
20. Drive 590 meters along Xiaozhuang overpass, cross Xiaozhuang overpass and enter Hangrui Expressway at the entrance.
2 1. Drive along Hangrui Expressway for 50.6 kilometers, turn right slightly in the direction of Zhaotong/Huize/Dongchuan/Xundian and enter Chongqing-Kunming Expressway.
22. Drive along Chongqing-Kunming Expressway for 76.2km and go straight into Chongqing-Kunming Expressway.
23. Drive along Chongqing-Kunming Expressway 1 18.2km, cross Ganhe Third Bridge for about 290m, and go straight into Chongqing-Kunming Expressway.
24. Drive along Chongqing-Kunming Expressway for 67.3km and go straight into G040.
25. Drive along G040 9. 1km, turn left slightly in the direction of Shuifu/Sichuan/Chongqing-Kunming Expressway and enter G040.
26. Go along G040 1 10 meters, turn right and enter the roundabout.
27. Drive around the island120m, take the second exit, turn right ahead and enter G040.
28. Drive along G040 for 37. 1km, and go straight into Lingzikou Tunnel.
29. Drive along Lingzikou Tunnel for 930m and go straight into G040.
30. Drive along G040 16.8km and go straight into the tunnel of the old mansion.
3 1. Drive along the tunnel of the old mansion 170 meters, and go straight into G040.
32. Drive along G040 for 4. 1 km, cross Pianpozhai for about 60 meters, and go straight into Guanhe Bridge 1.
33. Go along Guanhe Bridge 1 drive 1 10 meters, cross Guanhe Bridge and go straight into G040.
34. Drive along G040 for 9.6 kilometers and go straight into Guanhe Bridge 2.
35. Drive along Guanhe Bridge No.2 190 meters and go straight into G040.
36. Drive along G040 for 660 meters and go straight into Jinping Bridge.
37. Drive along Jinping Bridge for 260m and go straight into G040.
38. Drive along G040 1. 1 km, cross Jinzhuping for about 200 meters, and go straight into Jinping Tunnel.
39. Drive along Jinping Tunnel for 220 meters and turn left into G040.
40. Drive along G040 1.3km and go straight into Haiyu River Bridge.
4 1. Drive along Yu He Bridge for 260m and go straight into G040.
42. Drive along G040 for 840m, turn left and enter G040.
43. Drive along G040 for 2.6 kilometers, cross Liaojiaying for about 90 meters, and go straight into Guanhe No.4 Bridge.
44. Drive along Guanhe Bridge No.4 for 230m, turn right ahead and enter G040.
45. Drive along G040 for 5.0km and go straight into Chongqing-Kunming Expressway.
46. Drive along the Chongqing-Kunming Expressway for 50 meters and go straight into the Chongqing-Kunming Expressway.
47. Drive along Chongqing-Kunming Expressway for 264.0km, turn right slightly and get on the ramp.
48. Drive along the ramp for 820 meters and enter Sui Expressway at the entrance.
49. Drive along Suinei Expressway 1 19.5km, and go straight into Chengdu-Chongqing Ring Expressway.
50. Drive along Chengdu-Chongqing Ring Expressway for 30.6 kilometers, turn right slightly in the direction of Chengdu/Nanchong/Huisui /G42 and enter Jixiang Interchange.
5 1. Drive along Jixiang Interchange for 240m, turn right slightly towards Nanchong /G42/G75, and enter Jixiang Interchange.
52. Drive along Jixiang Interchange 1.0km and enter Shanghai-Chengdu Expressway at the entrance.
53. Drive along the Hurong Expressway for 46.0km, turn right on the ramp and drive in the direction of Guangyuan/South/Xichong/Langzhong.
54. Drive along the ramp for 880 meters and enter the Blue Ocean Expressway at the entrance.
55. Drive along the Blue Ocean Expressway for 6.8km, cross Luojiayan Bridge, turn right slightly in the direction of Guangyuan/Nanchong /G75 and enter the Blue Ocean Expressway.
56. Drive along the Blue Ocean Expressway for 230 meters, turn right slightly in the direction of Guangyuan/Lanzhou, and get on the ramp.
57. Drive along the ramp1.2km and enter the Blue Ocean Expressway at the entrance.
58. Drive along the Blue Ocean Expressway 169. 1 km, and go straight into the Blue Ocean Expressway.
59. Drive along Lanhai Expressway for 30. 1km, turn right slightly in the direction of Chengdu /Xi 'an /G5, and enter Luojiagou Interchange Bridge.
60. Drive along Luojiagou Interchange Bridge for 270 meters, drive in the direction of Xi 'an /G5, turn right slightly and enter Luojiagou Interchange Bridge.
6 1. Drive along Luojiagou Interchange Bridge for 590 meters, enter Beijing-Kunming Expressway at the entrance.
62. Drive along Beijing-Kunming Expressway for 8 1.7km, cross Huishui River Bridge No.7 for about 2 10m, and go straight into Beijing-Kunming Expressway.
63. Drive along the Beijing-Kunming Expressway 1.5km, cross the Jiepaigou Bridge and go straight into the Beijing-Kunming Expressway.
64. Drive along the Beijing-Kunming Expressway for 233.5 kilometers and go straight into the Beijing-Kunming Expressway.
65. Drive along Beijing-Kunming Expressway for 27. 1km and go straight into Beijing-Kunming Expressway.
66. Drive along the Beijing-Kunming Expressway for 32.7 kilometers and go straight into the Beijing-Kunming Expressway.
67. Drive along the Beijing-Kunming Expressway for 3.7 kilometers, and turn right ahead to enter the Beijing-Kunming Expressway.
68. Drive along the Beijing-Kunming Expressway for 2.7 kilometers and go straight into the Beijing-Kunming Expressway.
69. Drive along Beijing-Kunming Expressway for 2. 1km, turn right ahead and enter Beijing-Kunming Expressway.
70. Drive along Beijing-Kunming Expressway for 890 meters and go straight into Beijing-Kunming Expressway.
7 1. Drive along Beijing-Kunming Expressway for 8.3 kilometers and turn left to enter Beijing-Kunming Expressway.
72. Drive along the Beijing-Kunming Expressway for 36.3 kilometers, and turn right slightly in the direction of Shangluo/Nanyang/Ankang/Yangshan to enter Hechi Zhai Interchange.
73. Go 870 meters along the Chizhai Interchange along the river, cross the Hechi Interchange, and enter the Anhuan Expressway at the entrance.
74.Xi 'an City Driving Scheme
1) Drive along Xi 'an Ring Expressway 10.7km, cross Chang 'an Interchange, exit at Nanmen/Chang 'an Road, and enter Chang 'an Interchange.
2) Drive along Chang 'an Interchange 1.2km and go straight into Chang 'an South Road.
3) Drive along Chang 'an South Road for 3.0km and go straight into Chang 'an Middle Road.
4) Drive along Chang 'an Middle Road 1.2km, head for Chang 'an North Road/Bell Tower, and go straight into Chang 'an Middle Road.
5) Drive 60 meters along Chang 'an Middle Road and go straight into Chang 'an North Road.
6) Drive 50 meters along Chang 'an North Road, cross Chang 'an Road Interchange, head for Chang 'an North Road/Bell Tower, and go straight into Chang 'an North Road.
7) Drive 930 meters along Chang 'an North Road, pass the Yankaifangdi Building on the right for about 290 meters, and then go straight into Nanguanzheng Street.
8) Drive 830 meters along Nanguan Street and go straight into Nanmenpan Road.
9) Drive along Nanmenpan Road for 480m, turn right slightly and enter South Street.
10) Drive along South Street for 690 meters, cross McDonald's Kaiyuan Restaurant on the right, face North Street/Xihuamen, turn right ahead and enter the bell tower.
1 1) Drive around the clock tower 1 10 meters, take the second exit, turn right slightly and enter North Street.
12) Drive along North Street for 420 meters, cross New Times Square on the right for about 1 10 meters, and then turn left.
13) Drive for 20 meters and go straight into Xihuamen Street.
14) Drive 60 meters along Xihuamen Street, and pass through Block B of Kaiai Building on the right for about 200 meters to reach the destination (on the right side of the road).
End point: Xi 'an