JapanRoutes
JapanIruma › Iruma → Koshigaya

Iruma → Koshigaya

Saitama → Saitama
Straight line39 km
By road51 km
Driving time55min
Fuel cost¥760
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Travel time by mode

Real road routing between Iruma and Koshigaya.

ModeDistanceTime
🚗 Car51 km55min
🚲 Bike51 km3h 24min
🚶 On foot45 km9h 17min

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 Iruma (Saitama) to Koshigaya (Saitama) is 39 km in a straight line, or 51 km by road. A car trip takes about 55min for an estimated fuel cost of around ¥760. The full driving directions are shown below.

⇄ Return route: Koshigaya → Iruma →

Driving directions · Iruma → Koshigaya

  1. Continue5.9 km5min
  2. Keep left785 m1min
  3. Keep left194 m0min
  4. Turn sharp right onto 堀兼根岸線3972.4 km3min
  5. Turn left36 m0min
  6. Turn right347 m1min
  7. Turn left onto 鯨井狭山線260220 m0min
  8. Keep right onto 鯨井狭山線2604.1 km4min
  9. Turn slight left onto 川越越生線1141.0 km1min
  10. Keep right onto 川越日高線156.3 km7min
  11. Keep left onto 川越日高線155.1 km6min
  12. Keep left onto 国道16号168.0 km7min
  13. Turn right645 m1min
  14. Keep left5.6 km6min
  15. Turn right onto さいたま鳩ヶ谷線105, 214392 m0min
  16. Turn left361 m1min
  17. Keep right86 m0min
  18. Turn sharp left98 m0min
  19. Turn right167 m0min
  20. Turn left onto 新方須賀さいたま線214525 m1min
  21. Turn right1.9 km2min
  22. Turn sharp right onto 蒲生岩槻線3241.3 km1min
  23. Turn left onto 越谷浦和バイパス4632.2 km2min
  24. Keep right126 m0min
  25. Turn right321 m0min
  26. Turn left onto 越谷街道543 m1min
  27. Turn right onto 宮子通り1.3 km2min
  28. Turn sharp right onto 四丁野通り28 m0min
  29. Turn left onto 宮子通り449 m1min
  30. Turn left onto 旧越谷川口線99 m0min
  31. Turn right278 m0min
  32. Turn left onto 市役所前中央通り192 m0min
  33. Turn left onto 日光街道49110 m0min
  34. Turn left33 m0min
  35. 🏁Arrive at destination0 m0min

Frequently asked questions

How far is it from Iruma to Koshigaya?

About 51 km by road (39 km in a straight line).

How long does it take to drive from Iruma to Koshigaya?

About 55min by car under normal conditions.

How much fuel does the trip cost?

Roughly ¥760 one way (≈8.3 L/100 km at ¥179/L).