A popular option since its introduction in late 2016, the Chase Sapphire Reserve offers a 50,000-point sign-up bonus, plus a $300 annual travel credit, Global Entry fee waiver, no foreign transaction fees and three points per dollar spent on travel and restaurants worldwide (one point per dollar on everything else).
Photo courtesy of Chase

Discover it cardholders earn 5 percent cash back on rotating categories like gas stations, Amazon.com, restaurants and wholesale clubs, plus one percent back on all other purchases. Discover matches the cash back you've earned at the end of your first year.
Photo courtesy of Discover

Barclaycard Arrival Plus World Elite MasterCard is an all-around good choice for travelers who value flexibility in redemption options. The card comes with a 40,000-miles sign-up bonus, the chance to earn two miles per dollar on all purchases and five percent miles back on every redemption.
Photo courtesy of Barclays

While the Platinum Card from American Express has a higher-than-average annual fee, it can be well worth it, thanks to perks like a 75,000-point sign-up bonus, $200 annual airline fee credit, $15 worth of Uber rides each month, complimentary airport lounge access, Global Entry application fee credit and the chance to earn five points per dollar on flight booked directly with airlines.
Photo courtesy of American Express

Venture from Capital One cardholders earn two miles per dollar on all purchases, automatically. When paired with an attractive 40,000-mile sign-up bonus and flexible redemption options, it becomes a great all-around card for for frequent travelers who want a simple and effective way to earn miles.
Photo courtesy of Capital One

Chase Freedom's rotating cash back program means that with a little planning, cardholders can score big Ultimate Rewards points. Each quarter offers the chance to earn five percent cash back in bonus categories and one percent on everything else. There's also a $150 sign-up bonus and no annual fees.
Photo courtesy of Chase

Chase Sapphire Preferred offers perks like a 50,000-point sign-up bonus, no foreign transaction fees and the chance to earn two points per dollar spent on travel and restaurants, and one point per dollar spent everywhere else. Points can be converted one-to-one with several loyalty programs, including United and Southwest.
Photo courtesy of Chase

The Citi Double Cash Card offers cardholders the opportunity to earn two percent cash back – one percent when purchases are made and another one percent when they're paid for in full or over time. There are no caps, no category restrictions and no annual fees.
Photo courtesy of Citigroup

Fidelity Rewards Visa Signature cardholders can earn two percent cash back on all purchases, making it a great card for those who want to earn rewards across a variety of categories. The card comes with no annual fee and a relatively small one percent foreign transaction fee.
Photo courtesy of Fidelity Investments

BankAmericard Travel Rewards card carriers earn unlimited 1.5 points per dollar spent on anything, plus no annual fee, no foreign transaction fees, a 20,000-point sign-up bonus with qualifying purchases and a 10 percent customer points bonus for those with an active Bank of America checking or savings account.
Photo courtesy of Bank of America