.338-378 Weatherby Mag Ammo Price Graph
- Today's .338-378 Weatherby Mag Ammo average of $6.56/rd is cheaper than 99% of daily averages in the last 180 days.
- Today's low of $3.85/rd is cheaper than 81% of daily lows in the last 180 days.
- The average peaked at $8.32/rd on May 17, 2026 and bottomed at $6.56/rd on October 23, 2026.
Weatherby Select Plus .338-378 Wby Mag 225gr Tipped TSX Ammo – 20 Rounds
$5.82/rd
$116.31
$6.26/rd
$125.13
Gun Place
$5 Off Code CALIBERKING
$6.38/rd
$127.62
$6.39/rd
$127.69
$6.39/rd
$127.69
Weatherby Select Plus .338-378 Weatherby Mag 225 grain Tipped TSX TTSX Lead Free (20 rd box)
$6.75/rd
$134.99
HSM .338-378 Weatherby 250 grain HPBT Match Factory Blemished (20 rd box)
$6.75/rd
$134.99
HSM .338-378 Weatherby 215 grain Soft Point Boat-Tail GameKing Factory Blemished (20 rd box)
$6.75/rd
$134.99
HSM .338-378 Weatherby 300 grain HPBT Match Factory Blemished (20 rd box)
$6.75/rd
$134.99
Weatherby Select .338-378 Wby Mag 225 gr Barnes TTSX 20ct - 20
$6.93/rd
$138.59
HSM .338-378 Weatherby 300 grain Berger OTM Hybrid Tactical Factory Blemished (20 rd box)
$7.25/rd
$144.99
Weatherby Select Plus .338-378 Weatherby Magnum Ammo 262gr Hammer Custom 20 Rounds
$7.50/rd
$149.99
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Weatherby Select Plus .338-378 Weatherby Mag. 262 grain Hammer Custom (20 rd box)
$8.00/rd
$159.99
Weatherby Select Plus .338-378 Weatherby Mag. 262 grain Hammer Custom (20 rd box)
$8.00/rd
$159.99
HSM GameKing 338-378 Weatherby Magnum Ammo 215 Grain Sierra GameKing Spitzer Box of 20
$8.65/rd
$172.99