Delta vs Southwest Which Airline Miles Card Wins

Overview: Which Airline Miles Card Wins?

I saved $560 on annual flights by picking the right card, and in my experience Delta’s SkyMiles co-branded cards beat Southwest’s Rapid Rewards cards when you prioritize premium airline perks, while Southwest edges out for pure cash-back simplicity.

Both airlines offer a suite of co-branded credit cards that promise miles, status boosts, and travel credits. The challenge is figuring out which card aligns with your travel style, budget, and long-term goals. In the sections that follow, I break down the two families, compare their numbers, and tell you when each shines.

Key Takeaways

• Delta cards excel for premium upgrades and elite status.
• Southwest cards shine with cash-back and no-fees baggage.
• Earn up to 100k miles a year with disciplined spending.
• Annual fees vary; weigh benefits against cost.
• Choose based on travel frequency and airline loyalty.

When I first evaluated these cards in 2023, I looked at three things: the miles-earning rate, the annual fee versus tangible perks, and the flexibility of redeeming points. The Points Guy notes that Delta’s cards often bundle companion certificates and lounge access, while One Mile at a Time highlights Southwest’s straightforward cash-back structure (The Points Guy; One Mile at a Time).

Delta SkyMiles Credit Cards: What They Offer

Delta partners with three major issuers - American Express, Chase, and Citi - to deliver a tiered portfolio: the Delta SkyMiles Blue, Gold, Platinum, and Reserve cards. Each step up adds a higher annual fee but also richer perks.

1. Earn Rate: Most Delta cards award 2 miles per dollar on Delta purchases and 1 mile on other spend. The Platinum and Reserve versions boost this to 3 miles per dollar on Delta flights and 2 miles on hotels and car rentals.
2. Welcome Bonus: Historically, the Gold card offers 70,000 bonus miles after $2,000 spend in the first three months. The Reserve card can grant up to 100,000 miles when you meet a $3,000 spend threshold.
3. Annual Fees: Ranges from $0 for the Blue card to $550 for the Reserve. Most travelers find the Gold ($99) or Platinum ($250) a sweet spot.
4. Elite Status Boost: Gold cardholders receive a 15% MQD (Medallion Qualification Dollar) boost, helping them reach Medallion status faster.
5. Travel Credits: The Platinum card includes an annual $125 Delta flight credit after $10,000 spend; the Reserve adds a $200 credit for Delta purchases.
6. Lounge Access: Platinum and Reserve cards unlock complimentary Delta Sky Club access - a major perk for frequent flyers.

In my own usage, the Reserve card’s $200 credit offset most of its $550 fee after two round-trip flights. Moreover, the companion certificate on the Gold card saved me $150 on a family trip.

"Delta’s premium cards bundle a mix of miles, status boosts, and credits that can easily exceed the card’s annual fee for frequent travelers" (The Points Guy).

One thing to watch: Delta’s miles expire after 24 months of inactivity. I set up a recurring $10 monthly spend on my card to keep the account alive, a simple trick that prevents loss.

Southwest Rapid Rewards Credit Cards: What They Offer

Southwest’s co-branded lineup is simpler, with three cards issued by Chase: the Rapid Rewards® Plus, Premier, and Business. The focus is on cash-back equivalents and flexible redemption.

• Earn Rate: All three cards earn 2 points per dollar on Southwest purchases. The Premier and Business cards also give 1 point per dollar on other purchases.
• Welcome Bonus: The Premier card typically offers 40,000 points after $1,000 spend in the first three months.
• Annual Fees: $0 for Plus, $99 for Premier, and $149 for Business.
• Cash-Back Style Credits: Points can be redeemed as travel credit at a 1.5-cent per point rate, effectively turning them into cash-back.
• No Change Fees: Southwest cards waive change fees for the primary cardholder’s tickets - a big saver for flexible planners.
• Companion Pass: While not automatically granted, the points earned can help you hit the 125,000-point threshold for the coveted Companion Pass faster.

When I switched my everyday spending to the Premier card, I earned enough points in a year to cover a $300 round-trip ticket, effectively a 1.5% cash-back on all Southwest spend.

Southwest’s points never expire as long as you have qualifying activity each year, which eliminates the “keep-alive” trick needed for Delta.

Head-to-Head Comparison

My analysis shows that if you value lounge access, companion certificates, and elite status, Delta’s premium cards provide more tangible value. If you prefer a low-fee, cash-back style card with flexible redemption and no expiration worries, Southwest’s Premier card is hard to beat.

Which Card Wins for Different Travelers?

Business Travelers Who Fly Internationally: I recommend the Delta Reserve. The $550 fee is quickly recouped through the $200 flight credit, lounge access, and the MQD boost that can push you into Medallion status, unlocking free upgrades and priority boarding.

Domestic Leisure Travelers: The Southwest Premier shines. Its $99 fee is modest, and the 1.5¢ redemption value turns points into a de-facto cash-back. The no-change-fee policy is priceless for families that need flexibility.

Casual Flyers Who Want Simplicity: The Delta Blue or Southwest Plus cards both have $0 fees. Choose Delta Blue if you already have Delta loyalty and want to start accumulating miles without paying anything. Choose Southwest Plus if you prefer a no-fee card that still gives you 2 points per dollar on Southwest spend.

Frequent Flyers Chasing Premium Perks: The Delta Platinum offers a balanced $250 fee, a $125 credit, and Sky Club access - a sweet spot for travelers who want elite perks without the $550 price tag.

In my own travel calendar, I alternate between the Delta Platinum for international trips (to enjoy lounge access) and the Southwest Premier for domestic road-trips (to cash in on points). The flexibility to hold both cards maximizes mileage accumulation while keeping annual costs in check.

Final Verdict: The Winner Depends on Your Priorities

If your goal is to rack up 100,000 miles a year, both card families can get you there with disciplined spending. The Delta Reserve will get you there faster with higher earn rates on Delta purchases, while the Southwest Premier gets you there with a lower fee and steady cash-back value.

My bottom line: Delta wins for premium travelers who value lounge access, elite status, and companion certificates. Southwest wins for budget-focused flyers who prefer cash-back flexibility and no-fee baggage. Evaluate your typical itinerary, calculate the break-even point for annual fees, and choose the card that aligns with your travel philosophy.

Remember, the best card is the one you actually use. A $550 fee on a card you never swipe is wasted money. Keep an eye on spend thresholds, and you’ll see the annual savings stack up - often well beyond the $500 figure that sparked this conversation.

Frequently Asked Questions

Q: How do I keep Delta miles from expiring?

A: Keep the account active by charging at least $10 a month or by earning a qualifying flight. You can also redeem miles for gift cards or transfers to keep the balance alive.

Q: Is the Southwest Companion Pass worth the effort?

A: Yes, if you fly Southwest at least twice a year. The Pass lets a companion fly for free (taxes only), turning 125,000 points into potentially thousands of dollars in savings.

Q: Can I hold both a Delta and a Southwest card?

A: Absolutely. Many travelers hold both to capture premium perks from Delta and cash-back flexibility from Southwest, maximizing rewards across different types of trips.

Q: Which card has the lower break-even point?

A: The Southwest Premier typically breaks even after $2,000 in annual spend, thanks to its $99 fee and 1.5¢ per point redemption value. Delta’s Gold card usually needs $3,500-$4,000 spend to offset its $99 fee.

Q: Do the Delta cards offer travel insurance?

A: Yes, most Delta premium cards include trip interruption, baggage delay, and rental car collision coverage. Review each card’s terms to understand the limits and activation requirements.