"Travel hacking" refers to using clever strategies and techniques to take advantage of travel deals, discounts, and rewards programs to save money, earn points, or get free upgrades while traveling. Full definition
Your goal will have an impact on your strategy of travel hacking: choice of loyalty program, number of points, where to get them, how to redeem them, etc.. (effectify.com)
Having a spouse or partner that's willing to go in on travel hacking with you can be extremely valuable. (uponarriving.com)
This step takes you to the next level in travel hacking which involves a more costly annual fee. (raytravelsfree.com)