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CardCurator — Rewards Intelligence
Card Comparison

Frontier Airlines World Mastercard vs United Club℠ Infinite Card

Side-by-side comparison of fees, rewards, benefits, and transfer partners.

Frontier Airlines World Mastercard card art
Frontier Miles
Frontier Airlines World Mastercard
Barclays
More Info
United Club℠ Infinite Card card art
United MileagePlus
United Club℠ Infinite Card
Chase
More Info
Annual Fee
$99/yr
$695/yr
Foreign Fees
None
None
Signup Bonus
50,000 points
Spend $500 in 3 months
90,000 points
Spend $5,000 in 3 months
Top Earn Rates
  • flyfrontier.com 15x
  • Restaurants 3x
  • All Other Purchases 1x
  • United Purchases 4x
  • Dining 2x
  • Hotel Stays 2x
Reward Type
miles
miles
Key Credits
None
  • Global Entry/TSA PreCheck Credit $120
  • IHG Rewards Credit $120
Card Perks
  • Two Free Checked Bags
  • Unlock Free* Companion Travel4 at Elite Platinum Status
  • Free seat Upgrades
  • United Club Membership
  • Free First and Second Checked Bags
  • Premier Access
  • +1 more
Spend Milestones
  • $100 Flight Voucher
    After $2,500 spend
No milestones
Transfer Partners
No transfer partners
No transfer partners
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Common Questions: Frontier Airlines World Mastercard vs United Club℠ Infinite Card

Is the Frontier Airlines World Mastercard or United Club℠ Infinite Card better for dining?

Frontier Airlines World Mastercard earns 3x on dining; United Club℠ Infinite Card earns 2x on dining. Frontier Airlines World Mastercard wins for dining.

Which has the higher signup bonus in 2026?

Frontier Airlines World Mastercard currently offers 50,000 pts signup bonus (spend $500 in 3 months). United Club℠ Infinite Card offers 90,000 pts signup bonus (spend $5,000 in 3 months). United Club℠ Infinite Card has the larger bonus.

Which card is better for international travel?

Both cards charge no foreign transaction fees, making either a solid choice for international travel.

Can I hold both the Frontier Airlines World Mastercard and the United Club℠ Infinite Card?

In most cases yes — holding both is allowed and can be a smart strategy for maximizing rewards across different spending categories. Frontier Airlines World Mastercard is from Barclays and United Club℠ Infinite Card is from Chase, so they're governed by separate bank policies.