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Air Forces comparison: Flag of South Korea South Korea vs Flag of North Korea North Korea

South Korea operates 1,543 active military aircraft vs 1,131 for North Korea.

AIRS (Air Inventory Rating of Strength) Index face-off Full ranking →
Roundel of South Korea South KoreaWorld #6 31.3
AIRS Index / 100

South Korea leads on 4 of 6 categories

Roundel of North Korea North KoreaWorld #19 20.3
  • 0 Bombersweight ×100 · price 80
  • 374 Combat aircraftweight ×50 · price 571
  • 856 Helicoptersweight ×10 · era 205
  • 50 Transportweight ×10 275
  • 30 Special missionweight ×8 0
  • 233 Trainersweight ×1 0
South Korea North Korea Bars: weighted contribution to the AIRS Index (airframes × category weight; combat and bombers by unit price, helicopters by era) · figures: active airframes at each side's latest inventory year · Methodology
Key figures as of 2026
South Korea North Korea Ratio
Official name Republic of Korea Air Force Korean People's Army Air Force
Active aircraft 1,543 1,131 🇰🇷 1.4×
Aircraft on order 410 0 🇰🇷
Combat aircraft 374 571 🇰🇵 1.5×
Combat share of fleet 24.2 % 50.5 % 🇰🇵 2.1×
Aircraft types in service 34 20 🇰🇷 1.7×
Main supplier United States · 60 % Ex-USSR · 68 %
Show full breakdown · 5 more rowsHide the 5 extra rows
Bombers 0 80 🇰🇵
Helicopters 856 205 🇰🇷 4.2×
Transport aircraft 50 275 🇰🇵 5.5×
Special-mission aircraft 30 0 🇰🇷
Trainers 233 0 🇰🇷
Backbone aircraft most numerous in service
🇰🇷 South KoreaMD-500 ×251KUH-1 Surion ×240F-16 Fighting Falcon ×167
🇰🇵 North KoreaAn-2 Colt ×270J-5 Fresco ×241MiG-19 Farmer ×97
Fleet evolution · South Korea
Fleet evolution · North Korea

Analyst Assessment

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Verdict
Edge: South Korea

South Korea's air force holds a decisive qualitative advantage over North Korea's, fielding F-35s, F-15Es and F-16s alongside modern support and rotary fleets, while North Korea's larger combat count rests on 1950s-60s J-5, MiG-19 and MiG-15 airframes. North Korea retains numerical mass and a residual Il-28 bomber force, but neither offsets Seoul's edge in aircraft generation, sustainment and a procurement pipeline of 410 aircraft including 120 KF-21s.

Domain by domain
Fighter & multirole fleet Edge: South Korea
🇰🇷 South Korea374 combat aircraft, all fourth generation or better: 40 F-35A, 59 F-15E, 167 F-16 and 60 FA-50, with 48 ageing F-5E. Networked, precision-capable, US-pattern multirole doctrine.
🇰🇵 North Korea571 combat aircraft but dominated by obsolete types: 241 J-5, 97 MiG-19, 34 MiG-15, 30 J-7. Only 35 MiG-29 and 56 MiG-23 approach modern capability; limited radar and BVR weapons.
Strike & bombers Edge: South Korea
🇰🇷 South KoreaNo dedicated bombers; strike delivered by F-15E and F-35 with stand-off precision munitions, supported by FA-50 for light attack. Depth and survivability rest on aircraft quality rather than airframe count.
🇰🇵 North Korea80 Il-28 Beagle light bombers plus 34 Su-25 Frogfoot provide nominal strike mass, but 1950s-generation bombers are highly vulnerable to modern integrated air defences and fighter intercept.
ISR / AEW & tankers Edge: South Korea
🇰🇷 South Korea30 special-mission aircraft covering airborne early warning, signals intelligence and refuelling, plus 4 Falcon 2000 on order — enabling persistent surveillance and extended combat radius.
🇰🇵 North KoreaNo special-mission category reported; no AEW, tanker or dedicated ISR fleet, leaving air operations dependent on ground-based radar and short-ranged sorties.
Helicopters & rotary lift Edge: South Korea
🇰🇷 South Korea856 helicopters, the largest fleet component: 251 MD-500, 240 domestically built KUH-1 Surion, 122 UH-60, 60 AH-1 and 43 CH-47, with 246 further rotorcraft on order.
🇰🇵 North Korea205 helicopters, chiefly 84 MD-500, 48 Mi-2 and 41 Mi-8 — modest lift and limited attack rotary capability, with no replacement orders recorded.
Procurement pipeline & industry Edge: South Korea
🇰🇷 South Korea410 aircraft on order, including 120 indigenous KF-21 Boramae, 20 additional F-35, 200 H155 helicopters and 17 T-50; domestic production of Surion, T-50 and FA-50 underpins sustainment.
🇰🇵 North KoreaNo aircraft on order and no domestic combat aircraft industry; fleet renewal constrained by sanctions and dependence on ex-Soviet stocks (68 % of inventory).
Wildcards
  • Numerical mass and dispersal North Korea's 270 An-2 Colt biplanes offer low-signature, short-field infiltration lift that modern radar handles poorly. Combined with hardened, dispersed basing, this creates a saturation problem disproportionate to the aircraft's age.
  • Alliance access and enablers South Korean airpower operates within a US-aligned architecture: 60 % of the fleet is American-supplied, with interoperable data links, munitions stocks and access to allied AEW, tanker and ISR support in a contingency.
  • Sustainment and flight hours North Korean fuel and spares constraints limit training tempo and serviceability, so nominal inventory overstates deployable strength. South Korea's domestic production and trainer fleet of 233 aircraft support steady pilot throughput.
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Editorial assessment produced from the figures on this page and public sources; it is an informed reading, not a military assessment or a prediction.

Frequently Asked Questions

Which country has more military aircraft, South Korea or North Korea?
South Korea has more military aircraft with 1,543 active aircraft compared to North Korea's 1,131, a difference of 412 aircraft.
Which air force has more combat aircraft, South Korea or North Korea?
North Korea has more combat aircraft with 571 fighters and attack aircraft compared to South Korea's 374.
Which country has more military helicopters, South Korea or North Korea?
South Korea operates more military helicopters with 856 compared to North Korea's 205.
Which air force has more transport aircraft, South Korea or North Korea?
North Korea has more transport aircraft with 275 compared to South Korea's 50.
How do the South Korea and North Korea air forces compare in size?
North Korea's air force is 5.5 times larger than South Korea's in terms of total active aircraft (275 vs 50).
Which country has more aircraft on order, South Korea or North Korea?
South Korea has 410 aircraft on order compared to North Korea's 0.