Airport gate intelligence · BOI
How many gates does Boise Airport (BOI) have?
Boise Airport (BOI) has 24 gates, with about 84 airline departures a day. Alaska has the most (7), followed by Southwest (3).
Alaska flies 30% of the 10,120 seats leaving BOI each day. Alaska has 133% more gates and 7% more seats than Southwest.
Gates, seats and flights by airline at BOI
| Airline | Gates held | Departures a day | Seats out a day | Share of seats | Seats per departure | Regional jets | Median turn | Tows a week |
|---|---|---|---|---|---|---|---|---|
| Alaska | 7 | 30 | 3,075 | 30% | 104 | 71% | 51 min | 37 |
| Southwest | 3 | 17 | 2,863 | 28% | 165 | 0% | 50 min | 14 |
| Delta | 3 | 17 | 1,853 | 18% | 109 | 57% | 52 min | 14 |
| United | 3 | 11 | 1,274 | 13% | 119 | 44% | 68 min | 12 |
| American | 2 | 7 | 869 | 9% | 124 | 48% | 57 min | 0 |
| Allegiant | – | 1 | 186 | 2% | 186 | 0% | – | 0 |
Average of 3 full days, Oct 3 to Oct 5, 2026. Gates held = the airline flying the gate most (regional partners count as their brand); 6 gates have too few flights yet. Seats are capacity, from each airline’s seat map per aircraft type.
On-time departures by airline at BOI
82% of departures left the gate on time (less than 15 minutes after their scheduled time). Airlines with 10+ departures a day.
On time = left the gate less than 15 minutes after its scheduled time. Average of 3 full days.
What size aircraft BOI’s gates handle
Gates by the largest aircraft seen there at least twice. A gate that takes a wide-body also takes anything smaller.
Airlines at BOI: terminals, gates and nonstop routes
Other airlines
Seen on only one of the full days collected (charters and occasional flights): Sun Country (6 flights); 5A (1 flight).
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BOI gate questions
How many gates does Boise Airport (BOI) have?
Boise Airport (BOI) has 24 gates, with about 84 airline departures a day. Alaska has the most (7), followed by Southwest (3).
Which airline has the most gates at Boise Airport (BOI)?
Alaska, with 7 of the 24 gates at BOI (the airline flying each gate most; regional partners count as their brand).
How many flights a day leave Boise Airport (BOI)?
About 84 airline departures a day (Oct 3 to Oct 5, 2026).
Which terminal is Alaska in at BOI?
Alaska flies from Concourse C at Boise Airport (BOI).
How many gates does Alaska have at BOI?
7 gates, with about 30 departures and 3,075 seats a day.
How many gates does Southwest have at BOI?
3 gates, with about 17 departures and 2,863 seats a day.
How many gates does Delta have at BOI?
3 gates, with about 17 departures and 1,853 seats a day.
How many seats leave BOI each day?
About 10,120 seats on 84 airline departures a day (average of 3 full days, Oct 3 to Oct 5, 2026).
What is the typical turn time at BOI?
56 minutes at the gate from arrival to departure (median of every turn measured).
Which airline leaves BOI on time most often?
United Airlines: 91% of its departures left the gate less than 15 minutes after their scheduled time, against 82% for all airlines at BOI (3 full days, Oct 3 to Oct 5, 2026).
How often do flights at BOI go back to the gate after pushing back?
3 departures in 3 days probably went back to the gate before taking off (a mechanical problem, fuel, a passenger taken off).
How many aircraft tows happen at BOI?
About 77 tows a week: a plane that arrives at one gate and leaves from another was towed between them. Planes we didn't see arrive aren't counted.