What is the latest version of Apache Flink?

The latest version of Apache Flink is 2.3.0, released on June 23, 2026.

What is the current Apache Flink LTS version?

The current LTS is Apache Flink 1.20 (1.20.5).

Which versions of Apache Flink are still supported?

Apache Flink 2.3, 2.2, 2.1 and 1.20 (LTS) are currently supported.

When is the next Apache Flink release?

Apache Flink 2.4 is expected around November 2026. That's an estimate from past release dates, not an official date. Recent versions have come out about every 5 months.

Apache Flink latest version, LTS & end-of-life dates

Latest version, released Jun 23, 2026 (3 months ago) Supported

2.3.0 Release notes ↗

Apache Flink currently has 4 supported releases and 4 that have reached end of life. The newest is Apache Flink 2.3, released Jun 25, 2026, now at 2.3.0. New releases come out about every 5 months, and each is supported for about 1 year, 7 months. Long-term support (LTS) release: 1.20 (LTS).

Apache Flink LTS schedule

Current LTS: Apache Flink 1.20 1.20.5

Branch	LTS from	Full support until	End of life
Apache Flink 1.20 Current LTS	—	—	Not announced

LTS (long-term support) branches get fixes for longer, so they're the usual pick for servers. What LTS means

Next Apache Flink release

Apache Flink 2.4 is expected around November 2026.

This is an estimate, not an official date. The last 7 Apache Flink versions came out about every 5 months, most recently Apache Flink 2.3 on Jun 25, 2026. This page updates when the release is announced.

Support timeline

What the colors mean

2.3 2.2 2.1 2.0 1.20 LTS 1.19 1.18

Supported Today + 1 older branch below

Supported versions

Branch	Released	Latest	Status	End of life
2.3	Jun 25, 2026	2.3.0 Jun 23, 2026	Supported	Not announced
2.2	Dec 4, 2025	2.2.1 May 11, 2026	Supported	Not announced
2.1	Jul 29, 2025	2.1.3 Jun 11, 2026	Supported	Not announced
1.20 (LTS)	Aug 1, 2024	1.20.5 Jun 11, 2026	Supported	Not announced

4 end-of-life versions

Branch	Released	Final version	End of life
2.0	Mar 19, 2025	2.0.2	Jun 25, 2026
1.19	Mar 15, 2024	1.19.3	Jul 1, 2026
1.18	Oct 24, 2023	1.18.1	Mar 24, 2025
1.17	Mar 23, 2023	1.17.2	Aug 1, 2024

Quick answers

What is the latest version of Apache Flink?: The latest version of Apache Flink is 2.3.0, released on June 23, 2026.
What is the current Apache Flink LTS version?: The current LTS is Apache Flink 1.20 (1.20.5).
Which versions of Apache Flink are still supported?: Apache Flink 2.3, 2.2, 2.1 and 1.20 (LTS) are currently supported.
When is the next Apache Flink release?: Apache Flink 2.4 is expected around November 2026. That's an estimate from past release dates, not an official date. Recent versions have come out about every 5 months.

Release history

RSS

Jun 23, 2026 2.3.0
Jun 11, 2026 2.1.3
Jun 11, 2026 1.20.5
May 11, 2026 2.2.1
May 11, 2026 2.1.2
May 9, 2026 2.0.2
May 4, 2026 1.20.4
Dec 3, 2025 2.2.0
Oct 30, 2025 2.1.1
Oct 30, 2025 2.0.1
Sep 25, 2025 1.20.3
Jul 29, 2025 2.1.0

Every version's release date is on its branch page.

Use this data

Badge for your README (Markdown) In a terminal JSON API RSS feed End-of-life dates for your calendar

Package identifiers (for SBOM and vulnerability scanners)

flink
pkg:github/apache/flink
pkg:docker/library/flink
pkg:docker/apache/flink
cpe:/a:apache:flink
cpe:2.3:a:apache:flink

Source code · Checked 1 hour ago