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GRK to HDN: distance & flight time
Killeen (Robert Gray Army Air Field Airport) → Hayden (Yampa Valley Airport)
836 mi
1,345 km · 726 nm
2h 17m
estimated nonstop flight time
-1h
time difference · heading northwest
See live GRK→HDN fares Phone-only fares on this route — call free
Flight time details
836 miles nonstop takes roughly 2h 17m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- GRK — Robert Gray Army Air Field Airport · Killeen, United States
- HDN — Yampa Valley Airport · Hayden, United States
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 HDN
- SBS · Steamboat Springs Bob Adams Field19 mi away
- EGE · Eagle County Regional Airport60 mi away
- SAA · Shively Field70 mi away
- RIL · Garfield County Regional Airport71 mi away
Frequently asked questions
How far is GRK from HDN?
The flight distance from Killeen (GRK) to Hayden (HDN) is 836 miles (1,345 km, 726 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRK to HDN?
A nonstop flight takes about 2h 17m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Killeen and Hayden?
Hayden is 1 hour behind Killeen.
What is the cheapest way to fly from GRK to HDN?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRK–HDN that never appear on search engines, with no booking fees.