Distance between Iris MT and Spokane Bridge WA
The distance from Iris to Spokane Bridge is 333 kilometers by road including 332 kilometers on motorways. Road takes approximately 3 hours and 4 minutes and goes through Missoula, Coeur d'Alene, Superior, Wallace, Kellogg and Post Falls.
| Shortest distance by air | 279 km ✈️ |
| Car route length | 333 km 🚗 |
| Driving time | 3 h 4 min |
| Fuel amount | 26.6 L |
| Fuel cost | 46.3 AUD |
| Point | Distance | Time | Fuel | |
| Iris | 0 km | 00 min | 0.0 L | |
|
I 90 17 km, 09 min
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| Clinton | 17 km | 09 min | 0.9 L | |
|
I 90 29 km, 15 min
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| Missoula | 46 km | 25 min | 3.4 L | |
|
I 90 50 km, 27 min
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| Alberton | 96 km | 52 min | 7.2 L | |
|
I 90 43 km, 23 min
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| Superior | 139 km | 1 h 16 min | 10.9 L | |
|
I 90 94 km, 52 min
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| Wallace | 233 km | 2 h 08 min | 18.5 L | |
|
I 90 21 km, 11 min
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| Kellogg | 254 km | 2 h 20 min | 19.9 L | |
|
I 90 57 km, 31 min
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| Coeur d'Alene | 311 km | 2 h 52 min | 24.4 L | |
|
I 90 13 km, 07 min
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| Post Falls | 324 km | 2 h 59 min | 25.6 L | |
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I 90 8 km, 04 min
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| Spokane Bridge | 333 km | 3 h 04 min | 26.6 L | |
Frequently Asked Questions
How much does it cost to drive from Iris to Spokane Bridge?
Fuel cost: 46.3 AUD
This fuel cost is calculated as: (Route length 333 km / 100 km) * (Fuel consumption 8 L/100 km) * (Fuel price 1.74 AUD / L)
You can adjust fuel consumption and fuel price here.
How long is a car ride from Iris to Spokane Bridge?
Driving time: 3 h 4 min
This time is calculated for driving at the maximum permitted speed, taking into account traffic rules restrictions.
- 264 km with a maximum speed 110 km/h = 2 h 23 min
- 51 km with a maximum speed 105 km/h = 29 min
- 8 km with a maximum speed 97 km/h = 5 min
- 7 km with a maximum speed 89 km/h = 4 min
The calculated driving time does not take into account intermediate stops and traffic jams.
How far is Iris to Spokane Bridge by land?
The distance between Iris and Spokane Bridge is 333 km by road including 332 km on motorways.
Precise satellite coordinates of highways were used for this calculation. The start and finish points are the centers of Iris and Spokane Bridge respectively.
How far is Iris to Spokane Bridge by plane?
The shortest distance (air line, as the crow flies) between Iris and Spokane Bridge is 279 km.
This distance is calculated using the Haversine formula as a great-circle distance between two points on the surface of a sphere. The start and finish points are the centers of Iris and Spokane Bridge respectively. Actual distance between airports may be different.
How many hours is Iris from Spokane Bridge by plane?
Boeing 737 airliner needs 20 min to cover the distance of 279 km at a cruising speed of 800 km/h.
Small plane "Cessna 172" needs 1 h 16 min to flight this distance at average speed of 220 km/h.
This time is approximate and do not take into account takeoff and landing times, airport location and other real world factors.
How long is a helicopter ride from Iris to Spokane Bridge?
Fast helicopter "Eurocopter AS350" or "Hughes OH-6 Cayuse" need 1 h 9 min to cover the distance of 279 km at a cruising speed of 240 km/h.
Popular "Robinson R44" needs 1 h 19 min to flight this distance at average speed of 210 km/h.
This time is approximate and do not take into account takeoff and landing times, aerodrome location and other real world factors.
What city is halfway between Iris and Spokane Bridge?
The halfway point between Iris and Spokane Bridge is Foraker. It is located about 1 km from the exact midpoint by road.
The distance from Foraker to Iris is 168 km and driving will take about 1 h 31 min. The road between Foraker and Spokane Bridge has length 165 km and will take approximately 1 h 33 min.
The other cities located close to halfway point:
Where is Iris in relation to Spokane Bridge?
Iris is located 279 km south-east of Spokane Bridge.
Iris has geographic coordinates: latitude 46.72548, longitude -113.63731.
Spokane Bridge has geographic coordinates: latitude 47.69348, longitude -117.04829.
Which highway goes from Iris to Spokane Bridge?
The route from Iris to Spokane Bridge follows I 90.
Other minor sections pass along the road:
- US 12: 43 km
- MT 200: 22 km
- US 93: 8 km
