Miles do not expire.
Nothing to check. These do not expire.
Nothing to do.
We estimate Delta SkyMiles miles at 1.1 US cents each when used for travel, based on One Mile at a Time's 2026 valuations. Letting them expire is like losing this much money:
| Balance | Euro | US dollar |
|---|---|---|
| 5,000 miles | €49 | $55 |
| 10,000 miles | €99 | $110 |
| 25,000 miles | €247 | $275 |
| 50,000 miles | €494 | $550 |
| 100,000 miles | €989 | $1,100 |
Add it in under a minute. See what it's worth, when it expires, and get calendar reminders 90, 30 and 7 days before. No sign-up, no passwords. Your data stays on your device.
No. Miles do not expire.
Nothing to check. These do not expire.
Nothing to do.
About €99 ($110) when used for travel, based on an estimate of 1.1 US cents per point. What you actually get depends on how you redeem them.
Checked 15 November 2026. Found something out of date? The program's own terms always win.