Smoking chicken breast usually takes about 1–2 hours at typical smoking temperatures, but you should always cook it to 165°F internal temperature , not to time.

Quick Scoop

  • At 225°F: plan on 60–90 minutes for average boneless breasts.
  • At 225–250°F (low and slow): often 1–2 hours depending on thickness and size.
  • At hotter temps, 275–300°F: can be closer to 45–75 minutes , but you must watch internal temp carefully.
  • Safe doneness: pull around 160–165°F in the thickest part, then rest so it reaches/holds 165°F for safety and juiciness.

Key Factors That Change the Time

  • Smoker temperature
    • 225°F: deeper smoke flavor, longer cook (about 1 hour or a bit more for breasts).
* 225–250°F: many pitmasters suggest 2–3 hours for thick or multiple breasts, especially if you really want more smoke and have large pieces.

* 275–300°F: better skin and texture, less time, but more careful monitoring.
  • Breast size and thickness
    • Thin, small breasts will finish closer to the low end (45–60 minutes at 225–250°F).
    • Large, very thick breasts can push toward 1.5–2 hours at the same temperature.
  • Bone-in vs boneless
    • Bone-in can take a bit longer than boneless at the same temperature.
    • Guides that list 1–2 hours for “breasts” usually assume average boneless pieces.
  • Smoker consistency
    • Electric and pellet smokers often hold temp more steadily; cheap offset smokers can swing, changing total time.

Practical Time Ranges (By Temp)

Here’s a simple way to think about it for boneless chicken breasts:

  • 225°F
    • Expect roughly 60–90 minutes for most breasts.
* Some people report up to **about 2–3 hours** for big, thick pieces or full racks of breasts at this temp.
  • 225–250°F
    • General rule of thumb: 1–2 hours.
* Quick guides for chicken cuts give **1–2 hours for breasts** in this zone, compared with longer times for thighs and whole chickens.
  • Around 300°F
    • Some backyard smokers say their breasts hit 150°F in about 30–60 minutes at ~300°F.
* For a more conservative approach, think **45–75 minutes** , checking with a thermometer from 40 minutes in.

Forum-Style “Real World” Notes

People on smoking forums often say things like:

“Usually takes 1.5 hours at 250 for boneless skinless breasts in my smoker.”

Others prefer higher heat:

“I think chicken is better cooked at higher temps, like 300ish, anywhere from 45 mins to 2 hours depending on the chicken type and conditions.”

And some emphasize that most of the smoke flavor gets in during the first 45–60 minutes , so going much longer at very low temps mainly risks drying out the meat.

Safety and Doneness

  • Always rely on a meat thermometer rather than the clock.
  • Standard food-safety guidance is to reach 165°F internal temperature in the thickest part of the breast.
  • Some cooks pull around 150–160°F and let it rest while held at that temperature long enough for safety, but 165°F is the simple, widely recommended target.

Bottom line:
If you’re planning your cook, assume about 1 hour at 225–250°F for average boneless breasts and be ready for up to 90 minutes–2 hours if they are large or your smoker runs a bit cool—then let your thermometer, not the clock, make the final call.

Information gathered from public forums or data available on the internet and portrayed here.