Hair Length and Thickness:
* Short hair: Can be done in as little as 30 minutes to an hour.
* Medium to long hair: Can take 1.5 to 3 hours or longer.
* Thick hair: Will take longer to process than fine hair.
Type of Highlights:
* Foils: Take longer than balayage as individual sections need to be isolated and processed.
* Balayage: Can be done quicker than foils as it involves painting the highlights on freehand.
* Ombre: Takes longer than balayage as it involves a gradient effect from dark to light.
Number of Highlights:
* Few highlights: Can be done quicker than a full head of highlights.
* Full head of highlights: Will take longer to apply and process.
Color Difference:
* Subtle highlights: May take less time than dramatic highlights.
* Dramatic highlights: Will require more time to lift the hair to the desired level.
Salon and Stylist:
* Experienced stylist: May be able to work faster.
* Busy salon: Might have limited time slots available.
Overall, getting hair highlights can take anywhere from 30 minutes to 4 hours or more. It's best to consult with your stylist to get a more accurate estimate for your specific hair and desired look.