Billings Logan International | Billings, MT | Updated April 2026
Billings Logan International (BIL) is a smaller regional airport in Billings, MT. TSA security is generally fast — typically under 10 minutes — but staffing can be limited, so a small bump in passenger volume noticeably affects wait times.
Billings Logan International is served by: Allegiant, American, Delta, United. Terminal assignments are seasonal at most regional airports — confirm gate and terminal with your airline before heading to security.
| Item | Detail |
|---|---|
| Airport Code | BIL |
| Location | Billings, MT |
| Primary Carriers | Allegiant, American, Delta, United |
| Annual Passengers | ~0.9 million |
BIL has a single TSA checkpoint serving all gates. PreCheck and standard lanes share the same checkpoint area; PreCheck is open during posted commercial flight windows.
As of May 7, 2025, all TSA checkpoints — including BIL — require a Real ID-compliant license, passport, or other accepted federal ID for domestic flights. If you arrive without one, expect additional screening or denied boarding. See our Real ID guide for accepted alternatives.
Q: How early should I arrive at BIL?
A: For domestic flights, arrive 1 hours early. International flights require an additional 30–60 minutes.
Q: Does BIL have TSA PreCheck?
A: PreCheck availability at BIL typically lines up with scheduled commercial flights. Outside of those windows, the standard lane handles all passengers.
Q: What is the average wait time at BIL?
A: Averages run around 10 minutes, with peak periods stretching to 22 minutes.
Q: Can I bring liquids through BIL security?
A: Yes — TSA's 3-1-1 rule applies (3.4 oz containers, one quart-sized bag, one bag per passenger). See our liquid rules guide.
Q: Is CLEAR available at BIL?
A: CLEAR is rolling out across U.S. airports — check the CLEAR website for current BIL availability before flying.