Del Bonita / Whetstone International Airport
Daylight today(Jul 14, 2026, local time)
About 15h 52m of daylight. Civil twilight (dawn/dusk) approximates the FAA definition of night for logging and currency. Times are computed and approximate — verify with official sources.
About Del Bonita / Whetstone International Airport
Frank Whetstone International Airport or Del Bonita/Whetstone International Airport is a public use airport at the Canada–US border, in Port of Del Bonita, Glacier County, Montana, 2 nautical miles south of Del Bonita, Cardston County, Alberta. The airport is owned by the U.S. state of Montana and is operated by the Montana Department of Transportation Aeronautics Division. It is located 31 miles (50 km) northwest of the city of Cut Bank, Montana.
Summary from Wikipedia licensed under CC BY-SA.
Map
Runway centrelines, navaids and overlapping airspace. Tiles © OpenStreetMap contributors. Reference only — not for navigation.
Runways (1)
| Runway | Length | Width | Surface | Lighting | Status |
|---|---|---|---|---|---|
| 07 / 25 | 4,363 ft / 1,330 m | 65 ft | Turf | Unlit | Open |
Radio frequencies (1)
| Type | Description | Frequency |
|---|---|---|
| ATF | — | 122.800 MHz |
Nearby airports
Great-circle distance and true bearing from Del Bonita / Whetstone International Airport.
Frequently asked questions
Where is Del Bonita / Whetstone International Airport located?
Del Bonita / Whetstone International Airport is small airport located in Del Bonita, Canada, at an elevation of 4,335 ft (1,321 m).
How many runways does Del Bonita / Whetstone International Airport have?
Del Bonita / Whetstone International Airport has 1 runway, the longest being 4,363 ft / 1,330 m.
What time zone is Del Bonita / Whetstone International Airport in?
Del Bonita / Whetstone International Airport is in the America/Denver time zone (UTC-06:00).
What is the magnetic variation at Del Bonita / Whetstone International Airport?
The magnetic variation (declination) at Del Bonita / Whetstone International Airport is approximately 12.4° E, per the World Magnetic Model. Variation changes slowly over time — always use the current value charted for navigation.
What airports are near Del Bonita / Whetstone International Airport?
The nearest airport to Del Bonita / Whetstone International Airport is Whetstone International Airport (H28), about 0.5 nm to the w, followed by Cardston Airport and Babb Airport.
Is the information on this page suitable for flight planning?
No. Del Bonita / Whetstone International Airport data here is for reference and training only — not for navigation. Always consult official sources and current charts before any flight.