You can consider getting a regular travel rewards credit card. There should not be any problems with credit card use abroad. Just notify the bank about all places where you are going to travel, and the bank should not block the card. Also, travel cards do not have a foreign transaction fee, so you won’t see charges for transactions in foreign currency when you receive your statement. As for rewards program, all your purchases will earn fixed miles or point rewards. There also can be a one-time sign-up bonus which you can receive for meeting specific spending conditions. As a rule, miles can be redeemed with any airline, hotel, rental car companies or simply for cash.
Disclaimer: This editorial content is not provided or commissioned by the credit card issuer(s). Opinions expressed here are the author's alone, not those of the credit card issuer(s), and have not been reviewed, approved or otherwise endorsed by the credit card issuer(s). Reasonable efforts are made to present accurate information, however all information is presented without warranty. Consult a card's issuing bank for the terms & conditions.
All rates and fees, and other terms and conditions of the products mentioned in this article/post are actual as of the last update date but are subject to change. See the current products' Terms & Conditions on the issuing banks' websites.