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Weekend
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May 2026
Coming Up
School Breaks
Holidays (No School)
The Plains K-12 school calendar for the 2025-26 school year runs from Tuesday, August 19, 2025 to Thursday, May 28, 2026 in Plains, Montana.
- •3 scheduled breaks and 6 holidays throughout the year
- •Spring break: Mar 30 – Apr 3
- •Winter break: Dec 22 – Jan 2
Plains K-12 starts school around the same time as most Montana districts. Winter break matches the most common Montana schedule, starting 12/22.
Download the iCal file above to sync all Plains K-12 dates with your phone or computer.
Frequently Asked Questions
Is Plains K-12 school open today?
No, today is Sunday - school is not in session on weekends.
When is the next day off for Plains K-12?
The next day off is Monday, May 25, 2026 for Memorial Day.
When is the first day of school for Plains K-12?
The first day of school for Plains K-12 in 2025-26 is Tuesday, August 19, 2025.
When is the last day of school for Plains K-12?
The last day of school for Plains K-12 in 2025-26 is Thursday, May 28, 2026.
When is spring break for Plains K-12?
Spring break for Plains K-12 is Monday, March 30, 2026 to Friday, April 3, 2026.
When is winter break for Plains K-12?
Winter break for Plains K-12 is Monday, December 22, 2025 to Friday, January 2, 2026.
When do students go back to school after winter break?
Students in Plains K-12 return to school after winter break on Monday, January 5, 2026. Winter break ends on Friday, January 2, 2026.
When is Thanksgiving break for Plains K-12?
Thanksgiving break for Plains K-12 is Wednesday, November 26, 2025 to Monday, December 1, 2025.
How do I add Plains K-12 calendar to my phone?
Click the "Add to Calendar" button at the top of this page to download the iCal (.ics) file. Then:
iPhone/iPad: Tap the downloaded file, then tap "Add All" to add events to your Calendar app.
Android: Open the file with Google Calendar, review the events, and tap "Import".
Google Calendar (web): Go to Settings → Import & Export → Select the .ics file → Import.
Outlook: Double-click the file or drag it into your Outlook calendar.
Apple Calendar (Mac): Double-click the file or go to File → Import → select the .ics file.
What school district is Plains, MT in?
Plains, Montana is served by Plains K-12. This page shows the 2025-26 school calendar including first day, last day, breaks, and holidays.
When does school start in Plains?
School in Plains (Plains K-12) starts on Tuesday, August 19, 2025 for the 2025-26 school year.
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Other Montana Districts
Last updated: December 31, 2025
Source: Plains K-12 Official Calendar