Marriott Bonvoy® → Delta SkyMiles

Major US carrier with flash sales to Mexico, the Caribbean, and Europe, plus a 15% TakeOff 15 award discount for anyone holding a Delta Amex card.

Base Transfer Ratio3 : 11,000 Marriott = 333 delta

Transfer Speed2–3 business daysOne-way, irreversible transfer

Min Transfer / Increment3,000 ptsIncrements of 3,000 pts

Transfer Fee / Tax$0 FreeZero transfer fees

Interactive Marriott → Delta SkyMiles Calculator

Marriott Bonvoy®

Delta SkyMiles Received (3 : 1)Transfer Speed: 2–3 business days

Estimated Travel Value

~$208

Effective Yield: 0.42¢ / Marriott

Best Delta SkyMiles Redemption Sweet Spots

15% off all Delta-operated award flights with the TakeOff 15 perk (for Delta Gold, Platinum, or Reserve Amex cardholders)

SkyMiles Flash Sales to Latin America, Caribbean, and Europe from 12,000–34,000 miles round-trip

Partner flights that do not touch the US (e.g. Intra-Asia or Europe-to-Asia on Air France/KLM/Korean Air)

Read Full Redemption Guide →

Marriott Bonvoy® — Eligible Cards:

•Marriott Bonvoy Brilliant® Amex ($650)
•Marriott Bonvoy Boundless® Chase ($95)
•Marriott Bonvoy Business® Amex ($125)

Bonus History:

3:1 transfer ratio (Delta is excluded from Marriott's 5k/60k bonus)

Rules: Transfers at a 3:1 base ratio to nearly 40 airlines. Receives a 5,000-mile bonus for every 60,000 Marriott points transferred to most airlines (60,000 pts = 25,000 miles, or 2.4:1). United MileagePlus gets a 10,000-mile bonus per 60k (60k = 30k United miles).

Other Credit Card Points That Transfer to Delta SkyMiles

Need more Delta SkyMiles rewards? You can combine transfers from these other ecosystems into the same Delta SkyMiles account:

Amex MR

American Express Membership Rewards®

Instant

1:1

Frequently Asked Questions: Marriott → Delta SkyMiles

What is the transfer ratio from Marriott Bonvoy® to Delta SkyMiles?

Marriott Bonvoy® transfers to Delta SkyMiles at a 3:1 base ratio. Every 3,000 Marriott points equals 1,000 Delta SkyMiles miles.

How long does it take to transfer Marriott points to Delta SkyMiles?

Transfers from Marriott Bonvoy® to Delta SkyMiles typically complete in: 2–3 business days. The minimum transfer is 3,000 points in increments of 3,000.

Does Marriott offer transfer bonuses to Delta SkyMiles?

3:1 transfer ratio (Delta is excluded from Marriott's 5k/60k bonus).

Is transferring Marriott to Delta SkyMiles worth it?

AwardTrail values Delta SkyMiles rewards at approximately 1.25¢ per point. At the 3:1 transfer ratio, your Marriott points yield roughly 0.42¢ per point in baseline value, and significantly more when booking Delta SkyMiles sweet spots.

Marriott Bonvoy® — Direct Transfer Pair Calculators

Marriott → Air Canada Aeroplan (3:1)Marriott → Avianca LifeMiles (3:1)Marriott → Air France-KLM Flying Blue (3:1)Marriott → British Airways Executive Club (Avios) (3:1)Marriott → Virgin Atlantic Flying Club (3:1)Marriott → United MileagePlus (3:1.1)Marriott → Alaska Airlines Mileage Plan (3:1)Marriott → ANA Mileage Club (3:1)