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Japan › Koshigaya › Koshigaya → Iwatsuki

Koshigaya → Iwatsuki

Saitama → Saitama
Straight line12 km
By road15 km
Driving time17min
Fuel cost¥220
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Travel time by mode

Real road routing between Koshigaya and Iwatsuki.

ModeDistanceTime
🚗 Car15 km17min
🚲 Bike15 km58min
🚶 On foot14 km2h 49min

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 Koshigaya (Saitama) to Iwatsuki (Saitama) is 12 km in a straight line, or 15 km by road. A car trip takes about 17min for an estimated fuel cost of around ¥220. The full driving directions are shown below. Spring and autumn offer the most comfortable driving conditions.

⇄ Return route: Iwatsuki → Koshigaya →

Driving directions · Koshigaya → Iwatsuki

  1. ↑Continue28 m0min
  2. →Turn right onto 越谷流山線5256 m0min
  3. ←Turn left onto 越谷停車場線404187 m0min
  4. →Turn right131 m0min
  5. ←Turn left onto 旧越谷川口線99 m0min
  6. →Turn right onto 宮子通り449 m1min
  7. ←Turn left onto 四丁野通り9 m0min
  8. ↱Turn sharp right onto 四丁野通り37 m0min
  9. ↰Turn sharp left onto 宮子通り1.3 km2min
  10. ←Turn left onto 北越谷停車場線405543 m1min
  11. →Turn right313 m0min
  12. ←Turn left onto 越谷浦和バイパス4632.3 km3min
  13. →Turn right onto 蒲生岩槻線3246.2 km6min
  14. ↖Turn slight left38 m0min
  15. ↱Keep right578 m1min
  16. →Turn right211 m0min
  17. ←Turn left254 m1min
  18. ↑Continue onto さいたま幸手線651.4 km1min
  19. ←Turn left323 m0min
  20. ←Turn left51 m0min
  21. →Turn right92 m0min
  22. 🏁Arrive at destination0 m0min

Frequently asked questions

How far is it from Koshigaya to Iwatsuki?

About 15 km by road (12 km in a straight line).

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

About 17min by car under normal conditions.

How much fuel does the trip cost?

Roughly ¥220 one way (≈8.3 L/100 km at ¥179/L).