Asian Highway 1 (AH1) is the longest route of the Asian Highway Network, running 20,557 km (12,774 mi) from Tokyo, Japan via Korea, China, Hong Kong, Southeast Asia, Bangladesh, India, Pakistan, Afghanistan and Iran to the border between Turkey and Bulgaria west of Istanbul where it joins end-on with European route E80.
The 1200-kilometer section in Japan was added to the system in November 2003. It runs along the following tolled expressways:
Shuto Expressway C1 Inner Circular Route, Edobashi JCT to Tanimachi JCT via Takebashi JCT
Shuto Expressway Route 3 Shibuya Line, Tanimachi JCT to Yoga Exit (Tokyo Interchange)
Tōmei Expressway, Tokyo Interchange to Komaki
Meishin Expressway, Komaki to Suita via Kyoto
Chūgoku Expressway, Suita to Kobe
San'yō Expressway, Kobe to Yamaguchi via Hiroshima
Chūgoku Expressway, Yamaguchi to Shimonoseki
Kanmonkyo Bridge, Shimonoseki to Kitakyushu
Kyūshū Expressway, Kitakyushu to Fukuoka
Fukuoka Expressway Route 4
Fukuoka Expressway Route 1
From Fukuoka, AH1 takes the Camellia Line ferry to Busan, South Korea. The Japan–Korea Undersea Tunnel has been proposed to provide a fixed crossing.
The section in South Korea mainly follows the Gyeongbu Expressway. The Highway Boundary of South and North Korea.
Busan Metropolitan Road 71: Busan-Centre - Busan-Dong-gu
Busan Metropolitan Road 11: Busan-Dong-gu - Busan-Geumjeong-gu
Gyeongbu Expressway: Busan-Geumjeong-gu - Gyeongju - Daegu - Daejeon - Seoul-Seocho-gu
Seoul Metropolitan Road 41: Seoul-Seocho-gu - Seoul-Gangnam-gu - Seoul-Yongsan-gu
Namsan 1st tunnel: Seoul-Yongsan-gu - Seoul-Jung-gu
Seoul Metropolitan Road 21: Seoul-Jung-gu - Seoul-Eunpyeong-gu
National Route 1: Seoul-Eunpyeong-gu - Panmunjeom
P'anmunjǒm - Kaesǒng
Pyongyang-Kaesong Motorway: Kaesǒng P'yǒngyang - Sinǔiju
Pyongyang-Sinuiju Motorway (Under Construction): P'yǒngyang - Sinǔiju
: Dandong
: Dandong - Shenyang
: Shenyang- Beijing
: Beijing - Shijiazhuang - Zhengzhou - Xinyang - Wuhan - Changsha - Guangzhou
: Guangzhou - Shenzhen - Shenzhen Bay Control Point - Hong Kong Border
: Guangzhou
: Guangzhou - Nanning
: Nanning - Youyiguan
Route 10(Part): Shenzhen Bay Control Point - Hong Kong Border - Lam Tei
: Hữu Nghị Quan - Đồng Đăng - Hanoi - Vinh - Đồng Hới - Đồng Hới - Đông Hà - Huế - Đà Nẵng - Hội An - Quy Nhơn - Nha Trang - Phan Thiết - Biên Hòa - Ho Chi Minh
: Branch from Biên Hòa to Vũng Tàu
: Ho Chi Minh - Mộc Bài
Route 1: Bavet - Phnom Penh
Route 5: Phnom Penh - Poipet
Thailand
Route 33: Aranyaprathet - Kabin Buri - Hin Kong
Route 1: Hin Kong - Bang Pa In
Route 1: Branch: Bang Pa In - Bangkok
Route 32: - Bang Pa In - Chai Nat
Route 1: Chai Nat - Tak
Route 12: Tak - Mae Sot
National Highway 8: Myawaddy - Payagyi
Branch Yangon–Mandalay Expressway : Payagyi - Yangon
Yangon–Mandalay Expressway: Payagyi - Meiktila - Mandalay
National Highway 7 (Concurrent with ): Mandalay - Tamu
NH 39: Moreh — Imphal — Kohima - Dimapur-Morangi-Numaligarh
NH 36: Dimapur — Nagaon
NH 37: Nagaon — Jorabat
NH 40: Jorabat — Shillong — Dawki
N2 Highway: Tamabil - Sylhet - Kanchpur - Dhaka
N8 Highway: Dhaka - Mawa Ferry Terminal
Ferry Connection
N8 Highway: Kaorakandi Ferry Terminal - Bhanga - Faridpur
N7 Highway: Faridpur - Jessore
N706 N706 Highway: Jessore - Benapole
NH 35: Petrapole - Kolkata
NH 19: Kolkata - Durgapur -Asansol - Barhi - Allahabad - Kanpur - Agra - New Delhi
NH 1: New Delhi - Jallandhar — Attari
Wagah — Lahore
Lahore — Islamabad
Islamabad — Peshawar
Peshawar — Torkham
Afghanistan Ring Highway: Jalalabad - Kabul - Kandahar - Delaram - Herat - Islam Qala
: Islam Qala - Taybad
: Taybad- Sang Bast
: Sang Bast - Shahrood - Damghan - Semnan - Tehran
: Tehran - Qazvin - Tabriz
: Tabriz - Bazargan,
Road D100: Gürbulak - Doğubayazıt - Aşkale - Refahiye
Road D200: Refahiye - Sivas - Ankara
Otoyol 4: Ankara - Gerede - İstanbul
Otoyol 2: İstanbul
Otoyol 3: İstanbul - Edirne - - Kapıkule ( Bulgaria, Maritsa motorway)
The route AH1 is also marked as in Turkey. The E80 continues in the E-road network from the border station at Kapitan Andreevo/Kapıkule to Sofia in Bulgaria, followed by E80 highways to Niš, Pristina, Dubrovnik, Pescara, Rome, Genoa, Nice, Toulouse, Burgos, Valladolid, Salamanca and finally Lisbon on the Atlantic Ocean.
