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GRK to ZGF: distance & flight time
Killeen (Robert Gray Army Air Field Airport) → Grand Forks (Grand Forks Airport)
1,640 mi
2,639 km · 1,425 nm
3h 41m
estimated nonstop flight time
—
time difference · heading northwest
See live GRK→ZGF fares Phone-only fares on this route — call free
Flight time details
1,640 miles nonstop takes roughly 3h 41m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Both airports share the same local time, so schedules read exactly as flown.
The two airports
- GRK — Robert Gray Army Air Field Airport · Killeen, United States
- ZGF — Grand Forks Airport · Grand Forks, Canada
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near GRK
- HLR · Hood Army Air Field8 mi away
- AUS · Austin Bergstrom International Airport61 mi away
- TPL · Draughon Miller Central Texas Regional Airport26 mi away
- ACT · Waco Regional Airport52 mi away
Near ZGF
- YZZ · Trail Airport37 mi away
- YCG · Castlegar/West Kootenay Regional Airport41 mi away
- YYF · Penticton Airport61 mi away
- YLW · Kelowna International Airport78 mi away
Frequently asked questions
How far is GRK from ZGF?
The flight distance from Killeen (GRK) to Grand Forks (ZGF) is 1,640 miles (2,639 km, 1,425 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRK to ZGF?
A nonstop flight takes about 3h 41m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from GRK to ZGF?
Nonstop service on GRK–ZGF depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 3h 41m nonstop estimate.
What is the cheapest way to fly from GRK to ZGF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRK–ZGF that never appear on search engines, with no booking fees.
Why are some GRK to ZGF fares phone-only?
Consolidator contracts let us sell certain GRK–ZGF tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.