2026 Lone Star Open

Grand Prix
Doubletree by Hilton (IAH)
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Event Overview

Dates: Friday March 13– Sunday March 15, 2026

Venue: DoubleTree by Hilton Houston Intercontinental Airport

15747 John F. Kennedy Blvd, Houston, TX 77032 (just off Beltway 8, 1 mile from IAH)

Special chess-room rate: $92 + tax if reserved by March 1, 2026

Hotel Amenities: Complimentary self-parking, free IAH shuttle, basic in-room internet.

Schedule & Format

• All sections: 5‑round Swiss

• Open & U2000: FIDE‑rated, time control G/90 + 30s increment

• Other sections: US Chess rated, G/120 + 5s

• 2‑day option: Round 1 is G/60 + 5s (not FIDE rated for Open/U2000)

• Free entry for GMs, IMs, WGMs, WIMs

Prize Fund $11,750 (based on 225 full-paid entries; U1300 counts at 70%)

Special $250 prize for top female player in the Open Section

  • OPEN - $1700 + plaque - $900 - $600 - $400 - $200 (U2200) - $700-400
  • U2000: $800 + plaque - $400 - $300 - $150 - $100
  • U1800: $800 + plaque - $400 - $200 - $150 - $100
  • U1600: $800 + plaque - $400 - $300 - $150 - $100
  • U1300.: $550 + plaque - $350 - $250 - $150 - $100

Registration Details

• Sign up @ 2026 LSO

• Early Registration ends March 1

• Sections based on the US Chess March 2026 supplement

• Titled players enter free; entry fee waived and deducted from prize if GM/IM/WGM/WIM

Address:

15747 John F. Kennedy Blvd.
, TX 77032
United States

Sections:
Grand Prix Points:
Prize Fund:
FIDE Rated: Yes
Handicap Accessible: Yes
Residency Restriction: No
Online Event: No

Organizer Overview

Cypress Chess, LLC
Phone: 7137252877