To purchase tickets utilising the Southwest low fare calendar, the actions below must be taken:

1. Access the official Southwest Airlines website using any web browser.
2. Next, find the low-cost calendar website and visit it to make your flight reservations.
3. You must fill in the blanks with the relevant information, such as your travel dates, among other things.
4. The final stage is to decide whether you want to travel once, twice, or multiple times.
5. The final step requires you to enter both the origin and destination cities.
6. Choose the month from which you will depart and the month in which you will arrive.
7. Next, you must list the amount of passengers you will be taking along with their individual information, such as name, age, etc.
8. You must select the search option when you have finished inputting the data.
9. A screen will display the flight's outcomes. You can browse them and choose the one that best meets your needs.