# List of longest highways

Include everything over 1km + some significant others This article lists the world's longest road routes that are either officially numbered or otherwise known under a single name. Some of the roads may still be partially planned or under construction.

## Longest highways overall

| Name | Length | Location | From | To | Notes |
| Pan-American Highway | 30,000 km (19,000 mi) | Americas | Prudhoe Bay, Alaska, United States | Puerto Montt or Quellón, Chile or Ushuaia, Argentina | Longest road according to the Guinness Book of Records. Incomplete at the Darién Gap, causing the northern and southern segments to be actually about 11,500 and 9,600 km long respectively. |
| Asian Highway 1 | 20,557 km (12,774 mi) | Eurasia | Kapıkule, Turkey | Tokyo, Japan | Broken up by the Sea of Japan. |
| Highway 1 | 14,500 km (9,000 mi) | Australia | Loop route | Loop route | Longest route within a single country by joining partial roads. Not a straight single road. |
| Asian Highway 2 | 13,177 km (8,188 mi) | Asia | Denpasar, Indonesia | Khosravi, Iran | Broken up by Bali Strait, Java Sea, and Karimata Strait. |
| Trans-Siberian Highway | 11,000 km (6,800 mi) | Russia | St. Petersburg | Vladivostok | Longest non-loop route within a single country. |
| Tripoli–Cape Town Highway | 10,808 km (6,716 mi) | Africa | Tripoli, Libya | Cape Town, South Africa | Longest Trans-African highway. Large sections remain missing. |
| Asian Highway 6 | 10,475 km (6,509 mi) | Eurasia | Busan, South Korea | Belarusian border, Russia | |
| Asian Highway 5 | 10,380 km (6,450 mi) | Eurasia | Shanghai, China | Bulgarian border, Turkey | |
| Cairo–Cape Town Highway | 10,228 km (6,355 mi) | Africa | Cairo, Egypt | Cape Town, South Africa | Longest fully traversable Trans-African highway. |
| National Highway 219 | 10,000 km (6,200 mi) | China | Kom-Kanas, Xinjiang | Dongxing, Guangxi | Longest route in China. Parts still under construction. |
| Asian Highway 9 | 10,000 km (6,200 mi) | Eurasia | St. Petersburg, Russia | Lianyungang | |
| National Highway 331 | 9,200 km (5,700 mi) | China | Dandong, Liaoning | Altay, Xinjiang | Parts still under construction. |
| European route 40 | 8,690 km (5,400 mi) | Eurasia | Calais, France | Ridder, Kazakhstan | Longest E-road. |
| Cairo–Dakar Highway | 8,636 km (5,366 mi) | Africa | Cairo, Egypt | Dakar, Senegal | Part of Trans-African highway network |
| European route 60 | 8,200 km (5,100 mi) | Eurasia | Brest, France | Irkeshtam, Kyrgyzstan | |
| National Highway 228 | 7,800 km (4,800 mi) | China | Dandong, Liaoning | Dongxing, Guangxi | Parts still under construction |
| Trans-Canada Highway | 7,476 km (4,645 mi) | Canada | Victoria and Haida Gwaii, British Columbia | St. John's, Newfoundland and Labrador | Longest road route in Canada. |
| Asian Highway 3 | 7,331 km (4,555 mi) | Asia | Ulan-Ude, Russia | Chiang Rai, Thailand | Divided into two unconnected sections. |
| European route 45 | 5,190 km (3,220 mi) | Europe | Alta, Norway | Gela, Sicily, Italy | Longest north–south European route. |
| Golden Quadrilateral | 5,846 km (3,633 mi) | India | Loop route in India | Loop route in India | Longest road route in India. |
| U.S. Route 20 | 5,415 km (3,365 mi) | United States | Newport, Oregon | Boston, Massachusetts | Longest road in the United States. |
| Ruta Nacional 40 | 5,194 km (3,227 mi) | Argentina | Cape Virgenes, Santa Cruz Province, Argentina | La Quiaca, Provincia de Jujuy | At km 4601 is the highest road outside the Himalayas with 5000 msal and the longest in South America. |
| Interstate 90 | 4,861 km (3,020 mi) | United States | Seattle, Washington | Boston, Massachusetts | Longest Expressway. |
| BR-101 | 4,658 km (2,894 mi) | Brazil | Touros-RN | São José do Norte-RS | Longest highway in Brazil. |
| National Highway 44 | 4,658 km (2,894 mi) | India | Srinagar, Jammu and Kashmir | Kanyakumari, Tamil Nadu | Longest national highway of India. |
| National Highway 27 | 3,507 km (2,179 mi) | India | Porbandar, Gujarat | Silchar, Assam | East - West National highway in India |
| Chile Route 5 | 3,364 km (2,090 mi) | Chile | Peruvian border at Arica | Puerto Montt | Part of the Pan-American Highway. |
| Pan-Philippine Highway (AH26) | 3,380 km (2,100 mi) | Philippines | Laoag | Zamboanga | Longest highway in Southeast Asia. |
| National route 1 | 3,087 km (1,918 mi) | DR Congo | Boma | Lubumbashi | Longest national highway in Africa. |

## Longest controlled-access highways

| Name | Length | Location | From 1 | From 2 | Note |
| Interstate 90 | 4,861 km (3,020 mi) | United States | Seattle, Washington | Boston, Massachusetts | Longest Interstate Highway in the United States |
| Interstate 80 | 4,666 km (2,899 mi) | United States | San Francisco, California | Teaneck, New Jersey | |
| G30 Lianyungang–Khorgas Expressway | 4,244 km (2,637 mi) | China | Lianyungang, Jiangsu | Khorgas, Xinjiang | Longest expressway in China |
| Interstate 40 | 4,119 km (2,559 mi) | United States | Barstow, California | Wilmington, North Carolina | |
| Interstate 10 | 3,960 km (2,460 mi) | United States | Santa Monica, California | Jacksonville, Florida | |
| G6 Beijing–Lhasa Expressway | 3,718 km (2,310 mi) | China | Beijing | Lhasa, Tibet | Sections between Nagqu and Golmud still incomplete |
| G15 Shenyang–Haikou Expressway | 3,710 km (2,310 mi) | China | Shenyang, Liaoning | Haikou, Hainan | |
| G25 Changchun–Shenzhen Expressway | 3,580 km (2,220 mi) | China | Changchun, Jilin | Shenzhen, Guangdong | |
| G7 Beijing–Ürümqi Expressway | 2,540 km (1,580 mi) | China | Beijing | Ürümqi, Xinjiang | |
| Interstate 70 | 2,151 km (1,337 mi) | United States | Cove Fort, Utah | Baltimore, Maryland | |
| Pan-Borneo Highway | 2,083 km (1,294 mi) | Malaysia and Brunei | Telok Melano, Sarawak | Tawau, Sabah | The most dangerous road in Malaysia. |
| Trans Sumatra Toll Road | 2,048 km (1,272 mi) | Indonesia | Banda Aceh | Bakauheni | It is expected to be completed in 2029. Length is the total planned network length. |
| North–South expressway | 1,941 km (1,206 mi) | Vietnam | Hanoi | Cần Thơ | Majority of the route still planned or under construction |