Select 2 cities to calculate the distance:
In Laos, cities are at a considerable distance compared to other countries, with an average distance of 337 km between the 10 most populated cities. The following matrix shows all distances between the main cities.
| Vientiane | Savannakhet | Pakse | Luang Prabang | Pakxan | Muang Xay | Salavan | Attapeu | |
|---|---|---|---|---|---|---|---|---|
| Vientiane | - | 277 km 172 mi | 465 km 289 mi | 218 km 136 mi | 122 km 76 mi | 309 km 192 mi | 477 km 296 mi | 571 km 355 mi |
| Savannakhet | 277 km 172 mi | - | 195 km 121 mi | 460 km 286 mi | 233 km 145 mi | 542 km 337 mi | 201 km 125 mi | 295 km 183 mi |
| Pakse | 465 km 289 mi | 195 km 121 mi | - | 655 km 407 mi | 428 km 266 mi | 737 km 458 mi | 94 km 58 mi | 116 km 72 mi |
| Luang Prabang | 218 km 136 mi | 460 km 286 mi | 655 km 407 mi | - | 230 km 143 mi | 90 km 56 mi | 647 km 402 mi | 751 km 466 mi |
| Pakxan | 122 km 76 mi | 233 km 145 mi | 428 km 266 mi | 230 km 143 mi | - | 309 km 192 mi | 417 km 259 mi | 521 km 324 mi |
| Muang Xay | 309 km 192 mi | 542 km 337 mi | 737 km 458 mi | 90 km 56 mi | 309 km 192 mi | - | 723 km 449 mi | 829 km 515 mi |
| Salavan | 477 km 296 mi | 201 km 125 mi | 94 km 58 mi | 647 km 402 mi | 417 km 259 mi | 723 km 449 mi | - | 110 km 68 mi |
| Attapeu | 571 km 355 mi | 295 km 183 mi | 116 km 72 mi | 751 km 466 mi | 521 km 324 mi | 829 km 515 mi | 110 km 68 mi | - |
Among the 10 main cities, the longest distance is 890 km, between Luang Namtha and Attapeu. If the group is expanded to the 25 largest cities, the longest distance is between Ban Khoan and Attapeu, with 942 km. In the group of the 100 main cities, the longest distance is between Ban Simuang and Ban Antoum, with 983 km.
| Group | From → To | Distance |
|---|---|---|
| Among the main 10 cities | From Luang Namtha to Attapeu | 890 km (553 mi) |
| Among the main 25 cities | From Ban Khoan to Attapeu | 942 km (585 mi) |
| Among the main 100 cities | From Ban Simuang to Ban Antoum | 983 km (611 mi) |
The greatest latitudinal distance (north to south) between two cities in Laos is from Phôngsali to Muang Không, with a displacement of 7.56 degrees of latitude, approximately equivalent to 836 km. The total distance between these cities is 927 km.
In the longitudinal direction (west to east), the greatest distance is from Ban Khoan to Ban Vangtat-Kang, with a displacement of 5.31 degrees of longitude, which is approximately equivalent to 762 km. The total distance between these cities is 972 km.
International routes from cities in Laos reach significant distances, such as the 17,379 kilometers between Vientiane and Buenos Aires, covering a transcontinental connection between Asia and South America. Below are some international distances from Laos.
| Vientiane → London | 9,312 km |
| Vientiane → Los Angeles | 12,812 km |
| Vientiane → Sydney | 7,711 km |
| Vientiane → Paris | 9,249 km |
| Vientiane → Tokyo | 4,142 km |
| Vientiane → Buenos Aires | 17,379 km |
| Savannakhet → London | 9,574 km |
| Savannakhet → Los Angeles | 12,794 km |
| Savannakhet → Sydney | 7,443 km |
| Savannakhet → Paris | 9,515 km |
| Savannakhet → Tokyo | 4,052 km |
| Savannakhet → Buenos Aires | 17,403 km |
| Pakse → London | 9,769 km |
| Pakse → Los Angeles | 12,849 km |
| Pakse → Sydney | 7,249 km |
| Pakse → Paris | 9,710 km |
| Pakse → Tokyo | 4,068 km |
| Pakse → Buenos Aires | 17,334 km |
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