Air Miles Calculator

Distance between Houston, TX (HOU) and McGrath, AK (MCG)

Flight distance from Houston to McGrath (Houston William P. Hobby Airport – McGrath Airport) is 3494 miles / 5622 kilometers / 3036 nautical miles. Estimated flight time is 7 hours 6 minutes.

Driving distance from Houston (HOU) to McGrath (MCG) is 4320 miles / 6953 kilometers and travel time by car is about 79 hours 34 minutes.

Map of flight path and driving directions from Houston to McGrath.

Shortest flight path between Houston William P. Hobby Airport (HOU) and McGrath Airport (MCG).

How far is McGrath from Houston?

There are several ways to calculate distances between Houston and McGrath. Here are two common methods:

Vincenty's formula (applied above)
  • 3493.615 miles
  • 5622.429 kilometers
  • 3035.869 nautical miles

Vincenty's formula calculates the distance between latitude/longitude points on the earth’s surface, using an ellipsoidal model of the earth.

Haversine formula
  • 3488.707 miles
  • 5614.529 kilometers
  • 3031.603 nautical miles

The haversine formula calculates the distance between latitude/longitude points assuming a spherical earth (great-circle distance – the shortest distance between two points).

Airport information


A Houston William P. Hobby Airport
City: Houston, TX
Country: United States Flag of United States
IATA Code: HOU
ICAO Code: KHOU
Coordinates: 29°38′43″N, 95°16′44″W

B McGrath Airport
City: McGrath, AK
Country: United States Flag of United States
IATA Code: MCG
ICAO Code: PAMC
Coordinates: 62°57′10″N, 155°36′21″W

Time difference and current local times

The time difference between Houston and McGrath is 3 hours. McGrath is 3 hours behind Houston.

Time Difference

Houston, TX

 CST

McGrath, AK

 AKST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 394 kg (868 pounds).

Frequent Flyer Miles Calculator

Houston (HOU) → McGrath (MCG).

Distance:
3494
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
3494

Round trip?