.338-378 Weatherby Mag ammo price history
The cheapest in-stock .338-378 Weatherby Mag load is $4.399 per round today. 1-day low $4.399 on Oct 26, 2026, high $4.399 on Oct 26, 2026. 2 loads in stock, median $5.212. Tracked since Oct 26, 2026; prices are recorded nightly.
Today's .338-378 Weatherby Mag ammo, cheapest per round first
Week-over-week changes appear once a week of prices has been recorded.
.338-378 Weatherby Mag price per round by week
| Date | Cheapest in stock | Median | Loads in stock |
|---|---|---|---|
| Oct 26, 2026 | $4.399 | $5.212 | 2 |
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