It is possible to travel to Mathura in the same day, but it will depend on your location and the mode of transportation you choose. Mathura is a city in the northern Indian state of Uttar Pradesh, about 50 miles northwest of Agra and about 150 miles southeast of Delhi. Here are some options for getting to Mathura in the same day:

By car: If you have your own car or can rent one, you can drive from Delhi to Mathura in about 3-4 hours. The drive is relatively straightforward and involves taking the NH2 and NH19 highways.

By train: There are several trains that run from Delhi to Mathura every day. The journey takes about 2-3 hours and there are both AC and non-AC options available.

By bus: There are also several buses that run from Delhi to Mathura every day. The journey takes about 4-5 hours and there are both AC and non-AC options available.

It is always a good idea before planning Mathura Vrindavan Tour to check the availability of tickets and the timetable for trains and buses in advance and to book your tickets as early as possible to ensure that you get a seat.