United Explorer Card

The United Explorer Card is the entry-level United Airlines co-brand card that delivers tangible, everyday value for United flyers even before you redeem a single mile. The free checked bag benefit alone — covering both you and a companion on every United flight — saves $35 to $40 per bag each way, meaning one round trip with a travel partner more than recoups the $150 annual fee (which is waived entirely in year one). Add two United Club one-time lounge passes per year and priority boarding, and the card improves your travel experience every time you fly United.

This card is ideal for travelers who fly United regularly — even just a handful of times per year — and want a straightforward path to accumulating United MileagePlus miles without paying for a premium United card. The 70,000-mile welcome bonus after $3,000 in the first 3 months is a solid haul, and United miles open doors across the 40+ Star Alliance and partner airlines for redemptions including business and first class on carriers like Lufthansa, ANA, and Singapore Airlines when availability cooperates.

If United is not your primary carrier, this card won't serve you well — the perks are United-specific and have limited value on other airlines. Occasional flyers who can't reliably earn and redeem enough miles to justify the $150 post-year-one annual fee should look elsewhere. And if you want premium lounge access or comprehensive travel credits, the United Club Infinite Card is the upgrade path, though it comes with a much higher annual fee.

The Delta SkyMiles Gold Amex and Southwest Rapid Rewards Plus are the most direct airline card comparisons at a similar price tier. For a more flexible miles strategy, the Chase Sapphire Preferred earns Ultimate Rewards points that transfer to United at 1:1, giving you all the United upside plus the flexibility of other airline and hotel partners.

The first-year annual fee waiver makes this a particularly low-risk card to test: you can evaluate whether your United flying justifies the ongoing $150 fee before committing. The bag fee savings math only works if you actually pay for bags on United — Basic Economy restrictions may complicate things. Chase 5/24 applies, and the 10,000-mile authorized user bonus is a clean way to push toward 80,000 miles total if you have a household member or employee to add.