Maximize Rewards: Best Credit Card Combinations for 2024

You already know that signing up for a premiere travel credit card or cash back credit card can help you earn points or miles for each dollar you spend. If you want to boost your rewards game even further, however, you may need to take the plunge and sign up for a second — or even a third — credit card.

That may sound over the top, but it's important to remember that certain credit cards can work in tandem to boost your rewards haul or make it easier to score the best travel redemptions. Here are some of the most lucrative credit card combinations to consider.