A good travel card turns money you'd spend anyway into flights. But "best card" depends entirely on your habits, so instead of chasing a single winner, learn the few features that actually matter and pick the card that fits you.
The features that actually matter
| Feature | Why it matters for flights |
|---|---|
| Transferable points | Move points to multiple airline partners for the best award value and flexibility |
| Strong airfare earning | Extra points per dollar on flights compounds fast for frequent flyers |
| No foreign transaction fees | Saves ~3% on every international purchase |
| Travel protections | Trip delay, baggage, and rental coverage can save more than the annual fee in one mishap |
| Sign-up bonus | The single biggest haul - but only if you can hit the spend with normal purchases |
| Annual fee math | Worth it only if benefits and earning clearly exceed the fee for you |
Airline card vs. general travel card
General travel cards with transferable points are usually the more flexible choice - you're not locked to one airline and can shop the best award or cash fare across carriers. Co-branded airline cards shine if you're genuinely loyal to a single airline and use perks like free checked bags, priority boarding, and lounge access enough to beat the fee. Be honest about your loyalty before committing to one airline's ecosystem.
How to choose, step by step
- Map your spend and travel. Where do most of your dollars go, and which airlines/airports do you actually use?
- Pick the card type (flexible-points vs. airline) that fits that pattern.
- Check the sign-up bonus spend requirement against your normal monthly spend - never overspend to chase a bonus.
- Confirm no foreign transaction fees if you travel internationally.
- Do the annual-fee math using benefits you'll really use.
The pro move: stack rewards with cashback
Card rewards and cashback platforms aren't either/or - they stack. Book a flight or hotel through a cashback platform and pay with your travel rewards card, and you earn both on the same purchase, often 7-10% in combined value. We break the cashback side down in are flight cashback sites worth it. The cheapest possible trip = lowest base fare (found with a good search) + cashback + card rewards, all layered.
Start with the lowest base fare
Rewards only help on top of a good price. Compare hundreds of airlines free with FareFinderAI, then stack cashback and card points on the booking.
Find the Lowest Fare Free →Frequently asked questions
Skip the hunt for one "best" card. Learn the features that matter, pick what fits your travel, and stack the rewards on top of an already-cheap fare.