Air Miles Calculator

Distance between Ontario, CA (ONT) and Flagstaff, AZ (FLG)

Flight distance from Ontario to Flagstaff (Ontario International Airport – Flagstaff Pulliam Airport) is 346 miles / 557 kilometers / 301 nautical miles. Estimated flight time is 1 hour 9 minutes.

Driving distance from Ontario (ONT) to Flagstaff (FLG) is 429 miles / 691 kilometers and travel time by car is about 7 hours 7 minutes.

Map of flight path and driving directions from Ontario to Flagstaff.

Shortest flight path between Ontario International Airport (ONT) and Flagstaff Pulliam Airport (FLG).

How far is Flagstaff from Ontario?

There are several ways to calculate distances between Ontario and Flagstaff. Here are two common methods:

Vincenty's formula (applied above)
  • 346.091 miles
  • 556.979 kilometers
  • 300.745 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
  • 345.404 miles
  • 555.874 kilometers
  • 300.148 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 Ontario International Airport
City: Ontario, CA
Country: United States Flag of United States
IATA Code: ONT
ICAO Code: KONT
Coordinates: 34°3′21″N, 117°36′3″W

B Flagstaff Pulliam Airport
City: Flagstaff, AZ
Country: United States Flag of United States
IATA Code: FLG
ICAO Code: KFLG
Coordinates: 35°8′18″N, 111°40′15″W

Time difference and current local times

There is no time difference between Ontario and Flagstaff.

Time Difference

Ontario, CA

 PDT

Flagstaff, AZ

 MST

Carbon dioxide emissions

Estimated CO2 emissions per passenger is 76 kg (167 pounds).

Frequent Flyer Miles Calculator

Ontario (ONT) → Flagstaff (FLG).

Distance:
346
Elite level bonus:
0
Booking class bonus:
0

In total

Total frequent flyer miles:
346

Round trip?