Apache Flink 1.20 End of Life
Support dates and upgrade guidance — rebuilt from live data.
Supported
Apache Flink 1.20 is actively supported.
1.20.5 latest release
Support timeline
Official dates from the Apache Flink release process.
| Milestone | Date | Status |
|---|---|---|
| Initial release | 1 Aug 2024 | — |
| End of life (scheduled) | — | not announced |
| Latest release | 1.20.5 · 11 Jun 2026 | current |
Frequently asked questions
When does Apache Flink 1.20 reach end of life?
No end-of-life date has been announced for Apache Flink 1.20 yet.
Is Apache Flink 1.20 still supported?
Yes. Apache Flink 1.20 is currently maintained. Latest release: 1.20.5, published 11 Jun 2026.
What happens when Apache Flink 1.20 reaches end of life?
Security fixes stop. After — this branch receives no further updates under standard support.
How long do I have to upgrade from Apache Flink 1.20?
No end-of-life date has been announced yet.