Ring Road 3 in Hanoi is stuck at 4 p.m. on Friday with people leaving the city. The route connects the city's center with Noi Bai airport, Phu Tho and Vinh Phuc provinces, as well as the Hanoi - Lao Cai expressway leading to popular resort town Sa Pa.
Vietnamese take a five day break for the Reunification Day and Labor Day this year, from April 27 to May 1.
Khuat Duy Tien - Nguyen Xien intersection in Hanoi's Thanh Xuan District is packed with cars after 5 p.m.
The area is often crowded during peak hours, before and after long holidays.
Photo by Ngoc Thanh
On Giai Phong Street in Hanoi's southern gateway, vehicles could be seen moving by inches over more than two km from Giap Bat bus station.
Nguyen Hoang Street, which leads to My Dinh bus station, is packed with vehicles.
Photo by Pham Chieu
Some people decided to walk across cars to be on time for their buses at My Dinh station.
Photo by Pham Chieu
Heavy traffic on Hanoi's Ring Road 3 after hours on Friday.
Video by Ngoc Thanh
In Ho Chi Minh City, the National Highway 1 in Binh Chanh District also saw an increasing number of people leaving the city after office hours.
Pictured are motorbikes jostling with cars and buses on Binh Dien Bridge to leave the city amid a strong heat wave.
Photo by Dinh Van
Heavy gridlock is seen on both ways of HCMC - Trung Luong Expressway, which connects the city with the Mekong Delta, at 5 p.m.
A traffic police officer said a large number of people were leaving the city for their hometowns in the delta, while on the other way, empty buses were traveling to HCMC to pick up more passengers and trucks were carrying food supplies to serve HCMC consumers during the holiday.
Photo by Dinh Van
Congestion at An Phu intersection to Long Thanh expressway in HCMC's eastern gateway is worsened by a tunnel and overpass construction.
Photo by Quynh Tran
Tan Son Nhat airport is estimated to serve more than 115,000 passengers on 671 flights on Friday, nearly twice its normal traffic and most of them domestic flights.
Photo by Gia Minh
Saigon Railway Station in District 3 also saw a surge in passengers.
Le Anh Tuan, a manager of the station, said there are 13 train trips serving around 6,000 passengers on Friday.
Transport agencies have reported an increase of railway passengers this holiday as many seek to avoid the high airfares.
Photo by Gia Minh