There are several universities around the world that offer civil engineering programs at a lower cost than others. Here are some options:

• Indian Institute of Technology (IIT) - India: IIT is one of the top engineering schools in India, offering a range of engineering programs including civil engineering. The cost of studying at IIT is relatively low compared to many other universities around the world.
• Technical University of Munich (TUM) - Germany: TUM is one of the best engineering schools in Europe, offering a range of engineering programs including civil engineering. The cost of studying at TUM is low compared to many other universities in Europe, especially for international students.
• University of Sao Paulo (USP) - Brazil: USP is one of the top universities in Latin America, and offers a civil engineering program at a relatively low cost compared to other universities in the region.
• National University of Singapore (NUS) - Singapore: NUS is one of the top universities in Asia, and offers a range of engineering programs including civil engineering. The cost of studying at NUS is low compared to many other universities in the region.
• University of Cape Town (UCT) - South Africa: UCT is one of the top universities in Africa, and offers a civil engineering program at a relatively low cost compared to many other universities around the world.

It's important to note that the cost of studying abroad can vary widely depending on factors such as your country of origin, the specific program you choose, and the cost of living in the location where the university is located. It's always a good idea to ask for advice.