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Side-by-side

Frontier Airlines World Mastercard vs Bilt Blue

Both are travel travel cards. The Frontier Airlines World Mastercard comes from Barclays at $99/yr; the Bilt Blue from Bilt / Cardless at $0/yr. Below: side-by-side specs, an opinionated verdict, and the FAQs people actually ask before applying.

Bottom line

These cards are close on the fundamentals (similar bonus value, similar fee). The right pick depends on which category you spend the most in and which transfer partners best fit your travel goals.

FeatureFrontier Airlines World MastercardBilt Blue
Annual fee$99$0
Sign-up bonusNot advertised$100 Bilt Cash
Bonus value (est.)-$100
Min spend to unlock bonus-$0 in 0 mo
IssuerBarclaysBilt / Cardless
Card categorytraveltravel
Best earning category (Airline)5x1x
Transfer partnersNonebilt
Headline benefits
    • $0 annual fee
    • 1x everywhere, no caps
    • Up to 1.25x on rent
    • Rent Day 2x on the 1st
    Read the full review
    Frontier Airlines World Mastercard
    $99/yr ·
    Read the full review
    Bilt Blue
    $0/yr · $100 Bilt Cash

    Editorial take: Frontier Airlines World Mastercard

    Editorial take: Bilt Blue

    The no-fee entry tier of Bilt 2.0, launched February 7, 2026 by Cardless. Flat 1x earn (no bonus categories — those live on Obsidian and Palladium). Best for renters who want the no-fee anchor + full transfer partner access without paying $95+. The 5-transactions-per-cycle minimum from legacy Bilt is gone, and Rent Day still doubles everyday earn on the 1st.

    Common questions

    Which card has the bigger sign-up bonus, Frontier Airlines World Mastercard or Bilt Blue?
    The Bilt Blue has a public bonus ($100 Bilt Cash, worth roughly $100), while the Frontier Airlines World Mastercard doesn't advertise one right now.
    Is the Frontier Airlines World Mastercard's $99 annual fee worth it compared to the Bilt Blue?
    At $99/yr, the Frontier Airlines World Mastercard is in the mid-fee tier. Compare its specific perks (lounge access, travel credits, primary rental insurance) to the Bilt Blue's, pick the one whose perks you'll actually use.
    Can I have both the Frontier Airlines World Mastercard and Bilt Blue?
    Yes, since they're from different issuers (Barclays and Bilt / Cardless) the application rules don't conflict. Many points enthusiasts hold both, they pair well when one earns flexible bank points and the other earns a different currency.
    Should I get the Frontier Airlines World Mastercard or the Bilt Blue first?
    Get the one whose sign-up bonus you can hit comfortably without overspending. Frontier Airlines World Mastercard: no published min spend. Bilt Blue: $0 in 0 months. Pick the easier minimum spend if you're new to points; pick the larger bonus if you have planned big purchases coming up.

    Card details on this page reflect the most recent data we've verified against the issuer's own site. Sign-up bonuses and fees can change at any time, confirm the current offer on the issuer's page before applying.