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Read The Minimalist Budget
Read the book called The Minimalist Budget: A Practical Guide On How To Save Money, Spend Less And Live More With A Minimalist Lifestyle. There are a lot of tricks and ideas for saving money and it should help you learn how to save money. You can order it on Amazon.
Don’t try to save on everything as it can make you feel unhappy or give up very soon. All people are different and all have different priorities, so decide on what you should stop spending money and spend only on what you really should (one of the life hacks to save money).
If you travel a lot and wonder how to save money each month, use connecting flights. It is often cheaper to buy two connecting flights than the direct one. Also it gives you a chance to visit one more country.
Add going off season to your money saving strategies. It's cheaper and much less crowded. So you will save some money and have a lot of good emotions after the trip as there won't be too much tourists in the same place with you.
The farther you travel the more expensive flight tickets are. But if everything from groceries to hotel rooms is extremaly cheap there, it can appear that even with pricey tickets you will have cheaper vacation than anywhere else. Use the best money saving apps to find such countries and places.
If you are not sure how to save money every month, be strict with your financial goals. You need to know exactly how much and how soon you want to save and also for what reasons. Write it down and reread it from time to time, and also renew the list, if you have some new ideas. It will keep you motivated for saving money.
Travellers often take taxis instead of public transport, because it's the easiest way. But isn't it interesting to see different people and to use different transport somewhere where you've never being before? And it's much cheaper as well.