.30-378 Weatherby Mag Weatherby Ammo for Sale

Price History
.30-378 Weatherby Mag
Weatherby
WBY AMMO 30-378WBY 180GR HORNADY INTERLOCK 20/10
180 Grains 20 Rounds Brass New
UPC 747115437580 Free Shipping > $1,000 CC Fee 3%
$3.85/rd $77.08 Bunker Hill Ballistics ★★★★★ (9)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580 Shipping $14 Free Shipping > $500 CC Fee 3%
$3.97/rd $79.32 Minutemen Defense ★★★★★ (54)
Low cost shipping boost

.30-378 Weatherby Mag Weatherby Ammo Price Graph

Today's .30-378 Weatherby Mag Weatherby Ammo average is $4.95/rd, 17% below the 180-day average of $6.00/rd. Over the last 180 days, the average peaked at $6.18/rd on April 11, 2026 and bottomed at $4.95/rd on September 5, 2026.

Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580 Free Shipping > $900 CC Fee 3%
$3.89/rd $77.80 Armed in Michigan ★★★★★ (714)
Weatherby H303180IL Select 30-378 Wthby Mag 180 gr Hornady Interlock 20 Per Box/ 10 Cs
180 Grains 20 Rounds Brass New
UPC 747115437580 CC Fee 3%
$3.90/rd $77.99 Cornerstone Arms ★★★★★ (373)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580 Free Shipping > $500
$3.95/rd $78.99 Cummings Family Firearms ★★★★★ (52)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580
$3.97/rd $79.32 Top Shelf Munitions ★★★★★ (2)
Weatherby H303180IL Select 30-378 Wthby Mag 180 gr Hornady Interlock 20 Bx/ 10 Cs
180 Grains 20 Rounds Brass New
UPC 747115437580
$3.99/rd $79.71 Gun Wise
Weatherby Select .30-378 Weatherby Magnum Ammo 180gr Hornady InterLock 20 Rounds
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.00/rd $79.99 GunMag Warehouse ★★★★★ (71)
WBY AMMO 30-378WBY 180GR HORNADY INTERLOCK 20/10
180 Grains 20 Rounds Brass New
UPC 747115437580 Free Shipping > $500
$4.00/rd $80.08 Timber Hole Outdoors ★★★★★ (5)
WBY AMMO 30-378WBY 180GR HORNADY INTERLOCK 20/10
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.00/rd $80.08 Tungsten Creek Tactical

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Products at their 90-day low price.

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Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.00/rd $80.08 Vital Defense ★★★★★ (14)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580 Shipping $18
$4.04/rd $80.85 Blackbox Ballistics ★★★★★ (2)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.05/rd $81.00 Armored Boar Gunworks ★★★★★ (53)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580 Free Shipping > $100
$4.07/rd $81.48 Caliber Exchange ★★★★★ (1)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580 Free Shipping > $500
$4.09/rd $81.85 Safe Haven Defense
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.10/rd $81.95 Bulletproof Outfitters ★★★★★ (133)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.10/rd $81.99 2 If By Sea Tactical ★★★★★ (135)
Weatherby H303180IL Select 30-378 Wthby Mag 180 gr Hornady Interlock 20 Per Box/ 10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.10/rd $82.00 Loftus Firearms ★★★★★ (13)
Weatherby H303180IL Select 30-378 Wthby Mag 180 gr Hornady Interlock 20 Bx/ 10 Cs
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.15/rd $82.99 Kind Sniper ★★★★★ (61)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.15/rd $83.00 Darmok Firearms ★★★★★ (37)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.15/rd $83.00 CLB Guns ★★★★★ (45)
Weatherby 30-378 Hornady Interlock 180gr - 20rds
180 Grains 20 Rounds Brass New
UPC 747115437580 Shipping $13 Free Shipping > $500
$4.16/rd $83.16 Axolotl Arms ★★★★★ (126)
Weatherby Select 30-378 Weatherby Mag 180 gr Hornady Interlock Box of 20
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.16/rd $83.20 De Leon RX & Sporting Goods ★★★★★ (216)
IN STOCK Weatherby .30-378 Magnum Ammo 180gr Interlock Ammunition - 20 Rounds
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.18/rd $83.49 Vizards Guns and Ammo ★★★★★ (1,070)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.25/rd $84.99 WTW Arms ★★★★★ (68)
WBY AMMO 30-378WBY 180GR HORNADY INTERLOCK 20/10
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.25/rd $85.00 Echo 6 Weapons ★★★★★ (97)
WBY AMMO 30-378WBY 180GR HORNADY INTERLOCK 20/10
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.25/rd $85.00 The Gun Pantry ★★★★★ (192)
Weatherby 30-378 Weatherby Magnum Ammo 180 Grain Hornady Interlock Box of 20
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.27/rd $85.42 Drifters Gear ★★★★★ (25)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.27/rd $85.42 Allied Arms ★★★★★ (310)
Weatherby Select 30-378 Wthby Mag 180 gr Hornady Interlock
180 Grains 20 Rounds Brass New
UPC 747115437580 Shipping $13 Free Shipping > $350
$4.27/rd $85.47 Shadowsmith Ammo ★★★★★ (23)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.30/rd $85.95 The Arsenal Project ★★★★★ (16)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580 Shipping $20 Free Shipping > $1,000
$4.35/rd $87.00 Dave's Guns ★★★★★ (28)
WBY AMMO 30-378WBY 180GR HORNADY INTERLOCK 20/10
180 Grains 20 Rounds Brass New
UPC 747115437580 Shipping $16
$4.40/rd $87.99 Riflenetics ★★★★★ (65)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.40/rd $87.99 Mad Wolf Armory ★★★★★ (3)
Weatherby H303180IL Select 30-378 Wthby Mag 180 gr Hornady Interlock 20 Per Box/ 10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.40/rd $87.99 Black Bayou Armory ★★★★★ (83)
WBY AMMO 30-378WBY 180GR HORNADY INTERLOCK 20/10
180 Grains 20 Rounds Brass New
UPC 747115437580 Shipping $10 Free Shipping > $299
$4.45/rd $88.99 Canoe Creek Armory ★★★★★ (17)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.45/rd $89.00 Highland Arms ★★★★★ (49)
Weatherby H303180IL 30-378 Weatherby Magnum Hornady Interlock 180 Grain 20 Rounds
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.46/rd $89.20 Shooting Surplus ★★★★★ (193)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580 Shipping $15 Free Shipping > $500
$4.58/rd $91.52 Kinetic Armory ★★★★★ (3)
Weatherby WBY 30X378WBY 180GR INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580 Shipping $15 Free Shipping > $500
$4.60/rd $91.99 BuyAGun ★★★★★ (3)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580 Shipping $25 $25 Off Orders Over $200 Code LOCKNLOAD25
$4.61/rd $92.15 Scottsodg.com
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.75/rd $95.00 Birmingham Hill Armory ★★★★★ (16)
Weatherby Select 30-378 Weatherby Magnum 180gr Hornady InterLock SP 20rd Brass Case
180 Grains 20 Rounds Brass New
UPC 747115437580 Shipping $12
$4.78/rd $95.52 Classic Firearms ★★★★★ (2,454)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580 Free Shipping > $700
$4.83/rd $96.68 Freedom Firearms ★★★★★ (2)
Weatherby Select Rifle 747115437580 30-378 Weatherby Magnum 180 Grains InterLock
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.85/rd $96.99 C-ME Firearms
Weatherby .30-378 Magnum Ammo 180gr Interlock Ammunition - 20 Rounds
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.85/rd $97.00 Vizards Guns and Ammo ★★★★★ (1,070)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case Ammo for MA, CT, NJ, IL, NY & CA Buyers
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.85/rd $97.00 Vizards Guns and Ammo ★★★★★ (1,070)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.88/rd $97.63 Don's Weaponry ★★★★★ (252)
Weatherby Select 30-378 Weatherby Magnum Ammo 180 Grain Hornady Interlock Jacketed Soft Point Box of 20
180 Grains 20 Rounds Brass New
UPC 747115437580 Free Shipping > $100
$4.95/rd $98.99 Midway USA ★★★★★ (119)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580 Free Shipping > $150
$4.95/rd $99.01 Lightning Strike Arms ★★★★★ (32)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580
$4.96/rd $99.15 Firearms Express
WBY AMMO 30-378WBY 195GR HAMMER CUSTOM
195 Grains 20 Rounds Brass New
UPC 747115449422
$4.97/rd $99.30 Gman Sporting Arms
Wby Ammo 30-378WBY 180 Grain Hornady Interlock 20/10
180 Grains 20 Rounds Brass New
UPC 747115437580
$5.01/rd $100.09 Shiner Tactical ★★★★★ (6)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580 Free Shipping > $500
$5.15/rd $102.99 Timberlake Firearms ★★★★★ (11)
Weatherby H303180IL Select 30-378WthbyMag 180gr Hornady Interlock 20 Per Box/10 Case
180 Grains 20 Rounds Brass New
UPC 747115437580
$5.35/rd $107.00 EK Tactical ★★★★★ (10)
Weatherby Select Plus .30-378 Weatherby Magnum 220gr ELD-X – 20 Rounds - 80 Rounds
220 Grains 80 Rounds Polymer New
UPC 747115437603 $5 Off - Use Code CALIBERKING
$5.43/rd $434.15 Gun Place ★★★★★ (206)
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603 Free Shipping > $900 CC Fee 3% Limit 7
$5.45/rd $108.91 Armed in Michigan ★★★★★ (714)
Weatherby H303220ELDX Select Plus 30-378 Wthby Mag 220 gr Hornady ELD X 20 Per Box/ 10 Cs
220 Grains 20 Rounds Brass New
UPC 747115437603 CC Fee 3%
$5.45/rd $108.99 Cornerstone Arms ★★★★★ (373)
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603 Free Shipping > $1,000 CC Fee 3%
$5.45/rd $109.00 Bunker Hill Ballistics ★★★★★ (9)
Weatherby B303180TTSX Select Plus 30-378 Wthby Mag 180 gr Barnes Tipped TSX Lead Free 20 Bx/ 10 Cs
180 Grains 20 Rounds Brass New
UPC 747115425112
$5.46/rd $109.23 Gman Sporting Arms
Heritage Rough Rider 22 LR RR22B4PG HERITAGE MANUFACTURING - MAGNUM BONUS REWARD - MAIL IN REBATE
180 Grains 20 Rounds Brass New
UPC 747115437580 Limit 3
$5.50/rd $109.93 Vizards Guns and Ammo ★★★★★ (1,070)
Weatherby Select Plus .30-378 Weatherby Magnum 220gr ELD-X – 20 Rounds
220 Grains 20 Rounds Polymer New
UPC 747115437603 $5 Off - Use Code CALIBERKING
$5.51/rd $110.19 Gun Place ★★★★★ (206)
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603 Shipping $20 Limit 7
$5.53/rd $110.51 Down Range Firearms ★★★★★ (8)
WEATHERBY 30-378WBY 180GR HDY INTERLOCK
180 Grains 20 Rounds Brass New
UPC 747115437580
$5.55/rd $110.99 Coastal Firearms
Weatherby Select Plus 30-378 Wthby Mag 220gr ELD-X 20rd
220 Grains 20 Rounds Brass New
UPC 747115437603 Limit 7
$5.56/rd $111.25 Georgia Guns & Ammo ★★★★★ (2)
WBY AMMO 30-378WBY 220GR HORNADY ELDX 20/10
220 Grains 20 Rounds Brass New
UPC 747115437603 Free Shipping > $500
$5.60/rd $111.99 Cummings Family Firearms ★★★★★ (52)
Weatherby Select Plus .30-378 Weatherby Magnum Ammo 220gr Hornady ELD-X 20 Rounds
220 Grains 20 Rounds Brass New
UPC 747115437603
$5.60/rd $111.99 GunMag Warehouse ★★★★★ (71)
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603 Shipping $14 Free Shipping > $500 CC Fee 3%
$5.61/rd $112.18 Minutemen Defense ★★★★★ (54)
WEATHERBY 30-378WBY 220GR HORNADY ELD-X
220 Grains 20 Rounds Brass New
UPC 747115437603
$5.61/rd $112.18 Top Shelf Munitions ★★★★★ (2)
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603 Shipping $20 Limit 7
$5.62/rd $112.37 Ash Arms ★★★★★ (1)
WBY AMMO 30-378WBY 195GR HAMMER CUSTOM
195 Grains 20 Rounds Brass New
UPC 747115449422
$5.62/rd $112.40 Gun Wise
Weatherby H303220ELDX Select Plus 30-378 Wthby Mag 220 gr Hornady ELD-X 20 Bx/ 10 Cs
220 Grains 20 Rounds Brass New
UPC 747115437603
$5.62/rd $112.40 Gun Wise
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603
$5.66/rd $113.26 Vital Defense ★★★★★ (14)
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603 Shipping $20 Free Shipping > $1,000 Limit 7
$5.67/rd $113.37 Life2A ★★★★★ (3)
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603 Limit 7
$5.67/rd $113.37 Pickett's Mill Armory ★★★★★ (26)
WEATHERBY 30-378WBY 220GR HORNADY ELD-X
220 Grains 20 Rounds Brass New
UPC 747115437603
$5.70/rd $114.00 Armored Boar Gunworks ★★★★★ (53)
WEATHERBY 30-378WBY 220GR HORNADY ELD-X
220 Grains 20 Rounds Brass New
UPC 747115437603 Free Shipping
$5.70/rd $114.03 Caliber Exchange ★★★★★ (1)
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603 Shipping $20 Limit 7
$5.72/rd $114.29 Custom Creatives Group ★★★★★ (24)
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603 Free Shipping > $500 Limit 7
$5.72/rd $114.47 Timber Hole Outdoors ★★★★★ (5)
WEATHERBY 30-378WBY 220GR HORNADY ELD-X
220 Grains 20 Rounds Brass New
UPC 747115437603 Limit 7
$5.72/rd $114.47 Tungsten Creek Tactical
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603 Shipping $20 Limit 7
$5.74/rd $114.79 Cane Creek Munitions ★★★★★ (25)
Weatherby Select .30-378 Weatherby Mag. 180 grain Hornady Interlock (20 rd box)
180 Grains 20 Rounds New
Free Shipping > $500
$5.75/rd $114.99 Rivertown Munitions ★★★★★ (130)
Weatherby Select Plus .30-378 Weatherby Mag 195 grain Hammer Custom (20 rd box)
195 Grains 20 Rounds New
Free Shipping > $500
$5.75/rd $114.99 Rivertown Munitions ★★★★★ (130)
Weatherby 30-378 Wby Mag 180gr Barnes Tipped TSX Ammo – 20 Rounds - 200 Rounds
180 Grains 200 Rounds Polymer New
UPC 747115425112 $5 Off - Use Code CALIBERKING
$5.76/rd $1,151.49 Gun Place ★★★★★ (206)
WEATHERBY 30-378WBY 220GR HORNADY ELD-X
220 Grains 20 Rounds Brass New
UPC 747115437603 Free Shipping > $500
$5.78/rd $115.54 Safe Haven Defense
Weatherby H303220ELDX Select Plus 30-378 Wthby Mag 220 gr Hornady ELD X 20 Per Box/ 10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603 Shipping $20 Limit 7
$5.78/rd $115.57 JB Armament ★★★★★ (126)
Weatherby 30-378 WBY Magnum Ammo 195gr HC Ammunition - 20 Rounds
195 Grains 20 Rounds Brass New
UPC 747115449422
$5.79/rd $115.85 Vizards Guns and Ammo ★★★★★ (1,070)
Weatherby .30-378 Wby Mag Ammo 220gr ELD-X Ammunition - 20 Rounds
220 Grains 20 Rounds Brass New
UPC 747115437603
$5.79/rd $115.85 Vizards Guns and Ammo ★★★★★ (1,070)
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case Ammo for MA, CT, NJ, IL, NY & CA Buyers
220 Grains 20 Rounds Brass New
UPC 747115437603 Limit 7
$5.79/rd $115.85 Vizards Guns and Ammo ★★★★★ (1,070)
WBY AMMO 30-378WBY 195GR HAMMER CUSTOM
195 Grains 20 Rounds Brass New
UPC 747115449422
$5.80/rd $115.99 Kind Sniper ★★★★★ (61)
Weatherby H303220ELDX Select Plus 30-378 Wthby Mag 220 gr Hornady ELD-X 20 Bx/ 10 Cs
220 Grains 20 Rounds Brass New
UPC 747115437603
$5.80/rd $115.99 Kind Sniper ★★★★★ (61)
WEATHERBY 30-378WBY 220GR HORNADY ELD-X
220 Grains 20 Rounds Brass New
UPC 747115437603
$5.80/rd $115.99 2 If By Sea Tactical ★★★★★ (135)
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603 Limit 7
$5.80/rd $115.99 Big Bee Bee ★★★★★ (11)
Weatherby H303220ELDX Select Plus 30-378 Wthby Mag 220 gr Hornady ELD X 20 Per Box/ 10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603
$5.80/rd $116.00 Loftus Firearms ★★★★★ (13)
WBY AMMO 30-378WBY 195GR HAMMER CUSTOM
195 Grains 20 Rounds Brass New
UPC 747115449422
$5.82/rd $116.47 De Leon RX & Sporting Goods ★★★★★ (216)
Weatherby Select Plus 30-378 Wthby Mag 220 gr Hornady ELD-X Box of 20
220 Grains 20 Rounds Brass New
UPC 747115437603
$5.82/rd $116.47 De Leon RX & Sporting Goods ★★★★★ (216)
WBY AMMO 30-378WBY 220GR HORNADY ELDX 20/10
220 Grains 20 Rounds Brass New
UPC 747115437603 Limit 7
$5.85/rd $116.89 Bulletproof Outfitters ★★★★★ (133)
Weatherby 30-378 Wby Mag 180gr Barnes Tipped TSX Ammo – 20 Rounds - 80 Rounds
180 Grains 80 Rounds Polymer New
UPC 747115425112 $5 Off - Use Code CALIBERKING
$5.85/rd $467.72 Gun Place ★★★★★ (206)
WBY AMMO 30-378WBY 220GR HORNADY ELDX 20/10
220 Grains 20 Rounds Brass New
UPC 747115437603
$5.85/rd $117.00 Darmok Firearms ★★★★★ (37)
Weatherby H303220ELDX Select Plus 30-378WthbyMag 220gr Hornady ELD X 20 Per Box/10 Case
220 Grains 20 Rounds Brass New
UPC 747115437603
$5.85/rd $117.00 CLB Guns ★★★★★ (45)

.30-378 Weatherby Mag Weatherby Ammo Price Graph

Today's .30-378 Weatherby Mag Weatherby Ammo average is $4.95/rd, 17% below the 180-day average of $6.00/rd. Over the last 180 days, the average peaked at $6.18/rd on April 11, 2026 and bottomed at $4.95/rd on September 5, 2026.

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