Summary of CST-100 Starliner missions
| Note |
Scheduled and ongoing missions are highlighted in italics, respectively; NET = No earlier than. Throughout tables the European time format (day/month/year) is used; all times are UTC. |
Last update: 10 March 2025
| Mission | Crew | Mission duration (crew) | Landing site | Purpose / mission highlights / noticeable events | |||
|---|---|---|---|---|---|---|---|
| no. | designation | vehicle (callsign) | (up/down) | lift-off | landing | ||
| CST-100 Starliner | |||||||
| – | Boe OFT(-1) | S3.1 (Calypso) | - | 20/12/2019 | 22/12/2019 | White Sands M.R. | unmanned Boeing Orbital Flight Test; scheduled docking to ISS failed due to wrong orbital insertion burn, forcing premature landing |
| – | Boe OFT-2 | S2.1 | - | 19/05/2022 | 25/05/2022 | White Sands M.R. | successful repetition of partially failed first Boeing Orbital Flight Test |
| Boe CFT | S3.2 (Calypso) | 2 / 0 | 05/06/2024 | 07/09/2024 | White Sands M.R. | first crewed demonstration flight to ISS, or Boeing Crew Flight Test; following various issues during docking to the ISS with the capsule's RCS thrusters as well as helium leaks detected in the service module, NASA ultimately decided to return Starliner Calypso uncrewed | |
| Starliner-1 | S2.2 | 4 / 4 | NET Aug 2025 | Q1 2026 | White Sands M.R. | first commercial Starliner mission to ISS, carrying members of an Expedition crew | |