The United MileagePlus® Explorer Card is offering up to 40,000 bonus miles, plus there is no annual fee for the first year.
Apply for the United MileagePlus® Explorer Card to earn up to 40,000 bonus miles.
Earn up to 40,000 Bonus Miles
You’ll receive 25,000 bonus miles after your first use of the card.
Plus, you’ll get 5,000 bonus miles after your first use of the card and addition of an authorized user to your account (both must occur during the first 2 months from account opening).
As a 1-time bonus each calendar year, you will receive 10,000 miles once you reach $25,000 or more in net purchases.
For your first year as a card member, a calendar year means the period beginning with your enrollment date through December 31st of that same year.
First Year Free
There annual fee for this card is waived for the first year.
After your first fee-free year, there is a $95 annual fee.
Earn MileagePlus Miles on Purchases
You’ll earn 2 miles for each $1 spent on airline tickets purchased from United and 1 mile per $1 for everything else.
Your miles don`t expire, and there is no limit to the number of miles that you can earn.
Additional United Card Benefits
Your first checked bag is free for you and a companion when you fly United flights (up to a $50 value).
You can also board your flight before general boarding with priority boarding privileges.
Card members can also visit the United Club with 2 complimentary day passes every year (up to a $100 value).
Learn more about the United Mileage Plus Rewards Program to start earning free United flights today.
Take advantage of these additional Airline Credit Card Rewards to earn bonus miles with your favorite airline.
Sign up for this United Airlines credit card bonus promotion.

It sounds like this card provides quite a lot of bonus miles, especially if you have multiple card holders. Between 2 people it probably wouldn’t be too hard to reach $25k in a year. There are a lot of different bills you can put on your card.