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Japan › Koga › Koga → Ōarai

Koga → Ōarai

Ibaraki → Ibaraki
Straight line79 km
By road94 km
Driving time1h 21min
Fuel cost¥1,390
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Travel time by mode

Real road routing between Koga and Ōarai.

ModeDistanceTime
🚗 Car94 km1h 21min
🚲 Bike94 km6h 15min
🚶 On foot91 km18h 57min

Road distance, driving time and the route below are computed by our routing engine. Fuel cost assumes ~8.3 L/100 km at ¥179/L (regular gasoline, e-Stat national average 2025).

About this route

The distance from Koga (Ibaraki) to Ōarai (Ibaraki) is 79 km in a straight line, or 94 km by road. A car trip takes about 1h 21min for an estimated fuel cost of around ¥1,390. The full driving directions are shown below.

⇄ Return route: Ōarai → Koga →

Driving directions · Koga → Ōarai

  1. ↑Continue100 m0min
  2. ←Turn left onto 古河バイパス4, 1251.6 km2min
  3. →Turn right onto 国道125号125731 m1min
  4. ←Turn left onto 東野田古河線2944.4 km4min
  5. →Turn right onto 東野田古河線294721 m1min
  6. ←Turn left onto 境間々田線190, 294696 m1min
  7. ↱Keep right onto 東野田古河線2941.3 km1min
  8. ←Turn left onto 東野田古河線294159 m0min
  9. →Turn right onto 東野田古河線294215 m0min
  10. →Turn right onto 東野田古河線294763 m1min
  11. ←Turn left onto 東野田古河線29431 m0min
  12. →Turn right onto 東野田古河線2941.8 km2min
  13. ↱Turn sharp right onto 明野間々田線54320 m0min
  14. ←Turn left onto 44608 m1min
  15. ↱Keep right onto 古河小山バイパス43.6 km3min
  16. →Turn right onto 矢畑横倉新田線バイパス292584 m1min
  17. ←Turn left109 m0min
  18. →Turn right472 m1min
  19. ←Turn left104 m0min
  20. →Turn right1.1 km1min
  21. ←Turn left onto 結城野田線17242 m0min
  22. →Turn right838 m1min
  23. ←Turn left139 m0min
  24. →Turn right onto 結城バイパス505.1 km5min
  25. ↑Continue onto 結城街道503.5 km3min
  26. ↑Continue onto 結城街道5.2 km5min
  27. →Turn right onto 下館バイパス507.6 km7min
  28. ↰Keep left499 m0min
  29. ↱Keep right45.0 km30min
  30. ↰Keep left726 m1min
  31. ←Turn left onto 国道51号51, 124, 2451.8 km2min
  32. ↰Keep left onto 水戸鉾田佐原線 and take 2 toward 大洗市街21.7 km2min
  33. ↑Continue onto ようこそ通り582 m1min
  34. ←Turn left onto 永町商店街480 m1min
  35. →Turn right onto 曲がり松商店街313 m0min
  36. ↰Keep left132 m0min
  37. ←Turn left115 m0min
  38. →Turn right69 m0min
  39. ↱Keep right356 m1min
  40. 🏁Arrive at destination0 m0min

Distances from Koga

Mito Mito68 kmHitachi Hitachi96 kmTsukuba Tsukuba34 kmHitachi-Naka Hitachi-Naka77 kmKatsuta Katsuta77 kmRyūgasaki Ryūgasaki53 kmToride Toride46 kmUshiku Ushiku45 kmKashima-shi Kashima-shi87 kmShimodate Shimodate27 kmMoriya Moriya38 kmIshioka Ishioka49 kmYūki Yūki20 kmKitaibaraki Kitaibaraki114 kmAmi Ami47 km

Distances from Ōarai

Katsuta Katsuta9 kmHitachi-Naka Hitachi-Naka10 kmMito Mito13 kmOkunoya Okunoya15 kmFunaishikawa Funaishikawa17 kmHokota Hokota19 kmOmitama Omitama19 kmTomobe Tomobe26 kmHitachi-ota Hitachi-ota27 kmKasama Kasama29 kmŌmiya Ōmiya30 kmIshioka Ishioka32 kmHitachiomiya Hitachiomiya32 kmHitachi Hitachi32 kmNamegata Namegata35 km

Frequently asked questions

How far is it from Koga to Ōarai?

About 94 km by road (79 km in a straight line).

How long does it take to drive from Koga to Ōarai?

About 1h 21min by car under normal conditions.

How much fuel does the trip cost?

Roughly ¥1,390 one way (≈8.3 L/100 km at ¥179/L).