Travel Discounts

Optica enhances the benefits we provide to meeting participants. We actively work with the airlines, host city, hotel and local area businesses to provide amenities and discounts.

Additional discounts may become available up until the meeting. Please continue to check back for current discount programs.

Airline Discounts​

Travel must be booked between the specified travel dates and at the specified airports in order to receive the discount.  

Delta Air Lines is pleased to offer special discounts for Optica. Please visit the Delta Air Lines website to book your flights. Note that travel must be booked between the specified travel dates and at the specified airports in order to receive the discount. 

Discount: Up to 10% on applicable fares
Promotional Code: NY3FL
Travel Dates: 14 - 27 October 2025
Destination: Václav Havel Airport Prague (PRG)

Customer Service
Delta Meeting Network®: +1 800.328.1111
Monday – Friday, 07:00 – 19:30  (US Central Time)
A service fee is not assessed for reservations booked and ticketed via the reservation 800 number. 

Reserve your flight. >

United Airlines partners with Optica for air travel to this meeting. Visit the United Airlines website and enter ZQ2H974415​ in the Offer Code form field. Or call the United Meeting Reservation Desk and mention Z Code, ZQ2H, and Agreement Code, 974415. Travel must be booked within the specified travel dates and at the specified airports in order to receive the discount. 

Promotional Code: ZQ2H974415
Travel Dates: 16 - 26 October 2025
Destination: Václav Havel Airport Prague (PRG)

Customer Service
United Meeting Reservation Desk: +1 800.426.1122
Monday – Friday, 08:00 – 22:00, or Saturday – Sunday, 08:00 – 18:00 (US Eastern Time)
Booking fees are waived for meeting reservations. 

Reserve your flight. >