What is the cheapest Medigap Plan G in Montana?
The lowest Medigap Plan G premium in Montana is about $138/month, across 28 carriers that offer Plan G in the state (the median is about $183/month). Because Plan G is standardized by the federal government, every carrier's Plan G covers exactly the same benefits — so the smart move is to buy the lowest-priced Plan G from a financially strong carrier. Your exact premium depends on your age, ZIP code, sex, and tobacco use.
Lowest Plan G rates in Montana
| Carrier | Plan G from (monthly) |
|---|---|
| USAA Life Insurance Company | $138/mo |
| Bankers Life (Underwritten by Washington National Insurance Company) | $142/mo |
| AFLAC | $152/mo |
| Humana Achieve (CompBenefits Insurance Company) | $153/mo |
| Transamerica Life Insurance Company (Direct) | $156/mo |
| Montana Health Co-Op | $157/mo |
| Nassau Life Insurance Company | $159/mo |
| State Farm Mutual Automobile Insurance Company | $164/mo |
Data: carrier rate filings via The Pocket Protector. Retrieved 2026-07-30. Rates shown are the lowest available for each carrier and vary by age, ZIP, sex, and tobacco use. See exact quotes for your ZIP with our free tool below.
How to get your exact Plan G quote in Montana
Use our free Medigap comparison tool to see exact rates for your ZIP and age, or call 866-764-3312 to talk to a licensed advisor. Ready to enroll? Start here — it's free and there are no sales calls.