Longest single spaceflight
The current longest single spaceflight record is 437 days, held by Valeri Polyakov, set on March 22, 1995. Last checked October 9, 2026.
437
days
Valeri Polyakov
- Holder
- Valeri Polyakov
- Record
- 437 days
- Exact figure
- 437 days, 17 hours, 58 minutes
- Location
- Mir space station
- Date set
- March 22, 1995
- Last checked
- October 9, 2026
Sources
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Spaceflight 16 spacewalks Most spacewalks Anatoly Solovyev · Mir space station See record ↗