General Wayne A. Downing Peoria International Airport Terminal

All 14 gates sit off one concourse at Peoria

The General Wayne A. Downing Peoria International Airport terminal runs on a simple plan: a single main level, one security checkpoint, and 14 gates in one shared concourse. Allegiant Air, American Airlines, Delta Air Lines, Frontier Airlines, and United Airlines all depart from this same Main Terminal space, so there’s no terminal choice or shuttle to think about.

Check-in counters for Allegiant, American, Delta, Frontier, and United line the front of the Main Terminal, with ticketing and baggage drop all on that same ground level. Security sits just beyond the check-in zone, so you walk only a few dozen yards from airline counter to TSA. Lines are usually short compared to big hubs, but for early morning banks around 5:00–7:00 a.m., build a 60-minute buffer from curb to gate.

Once you clear security, the single concourse stretches in one direction with gates numbered across 14 positions. Walking time from the first to the last gate runs under 5 minutes at a normal pace, so even a gate change from one end to the other is painless. Seating around the gates is mostly standard rows of chairs with some power outlets mixed in, so charge fully before a long Allegiant or Frontier leg if you can.

A key detail for first-timers: the entire commercial operation is inside this one Main Terminal building; there is no separate regional or international pier. All departures and arrivals for Allegiant, American, Delta, Frontier, and United feed back into the same public baggage claim, so if you’re being picked up, you can just tell people “Main Terminal baggage claim” without worrying about zone numbers.

Food and retail are thin here; no branded restaurants, lounges, or larger shops are consistently documented inside the secure area. Plan to eat before you get to PIA, or bring something through security that fits TSA’s liquid rules. Expect only basic concessions or vending-level options, not a sit-down meal with a printed menu and bar list.

There are no airline lounges or independent clubs in this Main Terminal, so even frequent flyers with American, Delta, or United status wait in the common gate areas. If you count on lounge access for reliable Wi‑Fi and power, download what you need before you reach Peoria and keep a small power bank in your carry-on. Figure on using the terminal’s regular seating and public restrooms between flights.

Ground transport is just outside the same arrivals hall that handles every inbound flight, with taxis, ride-share pickup, and private cars using the curb in front of the Main Terminal. Because all 14 gates feed the same exit doors, the car line can bunch up at peak bank times, especially when multiple Allegiant or United flights arrive close together. Tell your pickup to watch the flight tracker and aim to be at the curb 10–15 minutes after your scheduled arrival.

The practical play here: treat Peoria as an easy in-and-out field, but don’t rely on in-terminal dining or lounges. Eat in town before heading to the Main Terminal, show up 60 minutes before boarding for domestic flights on Allegiant, American, Delta, Frontier, or United, and you’ll usually walk from parking lot to any of the 14 gates in under 20 minutes.