My favorite Frugal Travel Hack. In a past I was able to get flights and hotels completely covered with this method.
The hack is to open new credit cards that provide great sign-up bonuses.
American Express Blue Cash Preferred
Click to apply
Not truly a travel card, but with 6% cash back on groceries, deserves a spot as one of the best credit cards on the market. A card has a $95 annual fee.