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Q&A: ROTH, 401A, AND DAF STRATEGY
Making Sense of Donor‑Advised Funds, Roth Elections, and Delta’s 401(k)/401(a)
Financial planning for professional pilots can feel like navigating a stack of charts on a turbulent day. You know where you’re trying to go, but getting there requires clarity, timing, and the right tools. On this episode of Pilot’s Portfolio, we dig into three listener’s questions that touch on everything from smart charitable giving to the nuances of Roth elections at Southwest to the ever‑confusing structure of Delta’s 401(k) and 401(a) plans.
What follows is a conversational breakdown of those topics, in plain English, without the jargon or complexity that often makes pilots throw up their hands and say, “I’ll deal with this later.”
Q&A: Roth, 401a, and DAF Strategy
FEB 23, 2026 – S3 E4 – 25 min
Can Pilots Use Donor‑Advised Funds to Lower Taxes?
The first question came from Non‑Rev Brown, who wanted to know whether pilots can use donor‑advised funds (DAFs) to reduce taxes, and whether the money placed in them must be used solely for charitable purposes. The answer to both is yes.
A donor‑advised fund works a bit like a charitable checking account. You make a contribution, whether in cash or appreciated investments, and you receive the charitable deduction in the year you make that deposit. The money goes into a fund operated by a charitable organization, often through major custodians like Fidelity, Vanguard, or Schwab, and from that point forward, the dollars technically belong to the charity. You, as the donor, simply recommend which nonprofits you want to support and when.
It’s especially powerful when you’re donating appreciated stock. Imagine buying a stock for $100 that’s now worth $1,000. If you gift the shares directly into a donor‑advised fund, you get a deduction for the full $1,000 but never have to recognize the $900 capital gain. The charity later sells that stock tax‑free, and everyone wins.
Looking ahead, there are tax law changes arriving in 2026 that pilots should be aware of. Taxpayers who do not itemize will be allowed a small charitable deduction, up to $1,000 for single filers and $2,000 for married couples, but donor‑advised fund contributions will not count toward this benefit. Meanwhile, those who do itemize will need to clear a new hurdle: you won’t be able to deduct charitable gifts until they exceed 0.5% of your AGI.
Even with these adjustments, DAFs remain a strong strategy for pilots who want to make a meaningful charitable impact while managing taxable income during high‑earning years.
This tool became extremely helpful during the years when major airlines negotiated new contracts and pilots received large ratification bonuses. Many pilots quickly filled up their tax‑advantaged accounts and began looking for another strategy to soften the blow of jumping into higher tax brackets. A DAF can be the perfect fit if you were planning to give anyway.
Does Taking NEC as Roth at Southwest Affect Your Roth IRA?
Kevin, a Southwest captain, wrote in after hearing the episode discussing Roth treatment of Southwest’s NEC. His question was simple: If he elects NEC as Roth, does that restrict his ability to contribute to or convert into a Roth IRA?
Thankfully, it doesn’t. Whether you’re contributing directly or using the backdoor method, your Southwest NEC election has no bearing on your eligibility to continue building your Roth IRA.
What Kevin was really getting at, though, was the larger issue: Should he be taking NEC as Roth in the first place? And there, the answer becomes much more nuanced. Choosing Roth NEC can be a great move in some years and not so great in others. It depends on your income, your tax bracket, whether you expect higher or lower taxes in retirement, and how much tax‑free space you already have.
Roth NEC can absolutely be part of a strong long‑term strategy, but make sure it’s done intentionally and not simply because it “sounds good.”
One thing Southwest pilots need to keep in mind is that Southwest does not withhold any taxes on Roth NEC, so if you go this route, you’ll need to plan for the tax bill, either by making estimated payments or adjusting withholding elsewhere.
Delta’s 401(k), 401(a), Roth, and After‑Tax Explained
Our final question came from an anonymous Delta pilot seeking clarification on the Delta retirement plan. The confusion is understandable. Delta’s retirement structure includes multiple accounts, several contribution types, and complex IRS limits that can make it difficult to understand how the various pieces fit together.
One way to think about the plan is as a house with several rooms.
The first room is the 401(k), which is the portion of the plan you control directly. Here, you choose whether your contributions are made on a pre-tax or Roth basis. In 2026, employees under age 50 can contribute up to $24,500. Once that limit is reached, no additional employee deferrals can be made to the 401(k).
The next room is the 401(a), which serves a different purpose. This account is funded in two ways. First, Delta deposits its 18% Non-Elective Contribution (NEC). Second, employees may make voluntary after-tax contributions.
At this point, it is important to distinguish between after-tax and Roth contributions. Although both are funded with dollars that have already been taxed, they do not receive the same tax treatment. Roth contributions may grow and ultimately be withdrawn tax-free if certain requirements are met. After-tax contributions, by contrast, do not receive tax-free treatment on future earnings. While the original contribution is not taxed again, the earnings remain taxable unless they are converted. This conversion opportunity is the foundation of what is commonly known as the Mega Backdoor Roth strategy.
The final piece of the puzzle is “spill cash,” which is often the least understood aspect of the plan. The IRS places an annual limit on the total amount that can be contributed to defined contribution retirement accounts. Once the combined NEC and employee contributions have reached that limit, additional NEC contributions can no longer be directed into the 401(a). Instead, they begin flowing into the Market-Based Cash Balance Plan.
Unlike the 401(k) and 401(a), the cash balance plan is funded exclusively with pre-tax dollars, invested conservatively, and managed by the plan rather than by the pilot. For individuals whose objective is to maximize Roth assets, reaching the spill-cash threshold generally means there is no longer room to direct additional dollars toward Roth conversion opportunities.
This is why contribution timing and funding strategy can be important. Many high-earning Delta captains choose to front-load their 401(k) and after-tax 401(a) contributions early in the year. By doing so, they may be able to convert after-tax contributions while earnings are still minimal and potentially delay the point at which NEC contributions begin spilling into the cash balance plan.
However, this is only one possible approach. In the appropriate circumstances, it can be highly effective, but in others, it may be less advantageous. The optimal strategy depends on a pilot’s income, tax situation, retirement objectives, and overall financial plan.
Use the Right Tool at the Right Time
One point worth emphasizing is these strategies are merely tools within a broader financial planning framework. You do not need to implement every strategy each year, and maximizing every tax opportunity is not always the most effective course of action.
The real objective is determining which tool best supports your goals in this particular season of life. Your answer will vary based on your income, priorities, and long-term objectives, which is why no single strategy is appropriate for every pilot.
As always, I love hearing from you. Send your questions to info@pilotsportfolio.com, and we’ll get them answered in an upcoming episode.
Until next time, thanks for listening, and thanks for reading.
TRANSCRIPT
Transcript
Timothy P. Pope, CFP®
Timothy P. Pope, CFP®, is the Owner and Principal of 360 Aviation Advisors, a firm dedicated to helping professional pilots and their families achieve financial freedom. As a financial advisor for pilots with over 13 years of experience in personal finance and a Bachelor of Science from Wake Forest University, Timothy provides expert guidance on wealth management, retirement planning, and investment strategies tailored to aviation professionals.
An avid pilot himself, Timothy flies a Cirrus SR20 and loves exploring mountain biking trails with his kids, blending his passion for adventure with family time. Follow along for practical insights on financial planning, investing, and building wealth while living life to the fullest.
Timothy P. Pope is a Certified Financial Planner™and principal owner of 360 Aviation Advisors, LLC (“360 Aviation Advisors”), registered investment adviser firm. Investment advisory services are provided through 360 Aviation Advisors, in its separate and individual capacity as a registered investment adviser. Podcast episodes are provided through Pilot’s Portfolio, in its separate and individual capacity.
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