Egg McMuffin at 6 a.m. is the move here
This McDonald's sits airside in BOI's Main terminal, and most reviews mention it first for early flights. Breakfast is the primary play: think Egg McMuffins, hotcakes, and hash browns when TSA opens and the 6:00–8:00 a.m. bank is lining up. Prices run a few dollars higher than in town, but still in the $5–$10-per-person range if you keep it simple.
Families lean on it as the predictable option before a 7:15 a.m. Southwest or Alaska departure. Kids’ meals are the usual McNuggets and small fries, just with that airport markup reviewers flag as “a couple bucks more.” That tradeoff buys you familiarity and speed when you’ve got a stroller and two carry-ons to manage at BOI.
Service is pure counter pickup, which is why it often beats sit-down spots on timing during the 5:30–9:00 a.m. rush. Regulars talk about grabbing a McMuffin and hash brown to eat at the gate instead of hunting for seats near the counter. Expect occasional lukewarm fries or burgers when staff push orders out fast, especially around the mid-morning and early afternoon waves.
Seating immediately around the stand is limited, and it fills fast when three or four families land at once around a 9:30 a.m. departure bank. Best move: order to-go and walk 1–2 gates down in the Main terminal, where you can usually find open chairs or a side table. Lunch and dinner are fine in a pinch, but frequent BOI flyers say they often pivot to local spots later in the day unless their boarding time is under 20 minutes.
Tip: If other Main terminal spots have 10+ person lines, hit McDonald's, grab breakfast items only, and eat at your gate while boarding starts.