Introduction
One of the most valuable ways to maximize your rewards is by transferring hotel points to airline frequent flyer programs. Marriott Bonvoy offers access to 38 different airline partners, allowing you to book award flights globally.
Whether you're looking to top off a frequent flyer account for a specific redemption or take advantage of premium cabin flights, transferring your Marriott Bonvoy Points can unlock incredible value.
Transfer Ratios & Bonus Rules
Understanding the conversion mechanics is crucial to ensuring you get the best value for your points.
The standard transfer ratio for Marriott Bonvoy is 3:1. For every 3 Marriott points you transfer, you receive 1 airline mile for the vast majority of airline partners.
Exceptions to the rule:
- United MileagePlus: Thanks to the RewardsPlus partnership, transferring 60,000 points yields a 10,000-mile bonus (totaling 30,000 United miles).
- No Bonus Airlines: Transfers to American Airlines AAdvantage, Delta SkyMiles, and Avianca LifeMiles are excluded from the standard 5,000-mile bonus.
- Air New Zealand: Converts at a special 200:1 ratio.

Transfer Limits & Processing Times
- Minimum Transfer: 3,000 points.
- Daily Maximum: 240,000 points per day.
- Processing Time: Transfers are generally irreversible. Processing times vary by airline but typically range from instant to 3 business days. Plan ahead before booking an award flight!
Comprehensive Airline Partners List
Below is the complete list of all 38 airline transfer partners for Marriott Bonvoy, including their respective alliances and transfer metrics. All partners share a minimum transfer requirement of 3,000 points and have an estimated transfer time of 1 to 3 business days.
How to Transfer Points Step-by-Step
- Log in to your Marriott Bonvoy account online.
- Navigate to the "Transfer Points to Miles" or "Use Points" section.
- Select your desired airline frequent flyer program from the dropdown menu.
- Enter your exact frequent flyer membership number. Important: Ensure the first and last names on both your hotel and airline accounts match exactly to prevent the transfer from failing.
- Enter the number of points you wish to convert and submit the request.
Summary
Transferring your Marriott Bonvoy Points to airline partners provides immense flexibility, especially for international premium cabin redemptions where airline miles are highly valuable. Always try to transfer in batches of 60,000 points to maximize the 5,000-mile bonus, unless you're topping up an account for an immediate redemption.