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system-maintenance

Last Updated on  
2.2.2026
by
JTB USA Los Angeles staff
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United Airlines System Outage Notice

United Airlines will conduct a system upgrade on February 4 from 1:30 a.m. to 5:00 a.m. (CT).
During this time, reservation search, check-in, ticketing/changes, purchases, MileagePlus access, and related services will be unavailable.

If you attempt to access these services during the outage, an informational message will be displayed.

We appreciate your understanding.

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