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GRK to PSM: distance & flight time
Killeen (Robert Gray Army Air Field Airport) → Portsmouth (Portsmouth International at Pease Airport)
1,693 mi
2,725 km · 1,472 nm
3h 47m
estimated nonstop flight time
+1h
time difference · heading northeast
See live GRK→PSM fares Phone-only fares on this route — call free
Flight time details
1,693 miles nonstop takes roughly 3h 47m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- GRK — Robert Gray Army Air Field Airport · Killeen, United States
- PSM — Portsmouth International at Pease Airport · Portsmouth, 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 PSM
- BOS · General Edward Lawrence Logan International Airport50 mi away
- LWM · Lawrence Municipal Airport29 mi away
- MHT · Manchester-Boston Regional Airport33 mi away
- BVY · Beverly Municipal Airport34 mi away
Frequently asked questions
How far is GRK from PSM?
The flight distance from Killeen (GRK) to Portsmouth (PSM) is 1,693 miles (2,725 km, 1,472 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRK to PSM?
A nonstop flight takes about 3h 47m 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 Portsmouth?
Portsmouth is 1 hour ahead of Killeen.
What is the cheapest way to fly from GRK to PSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRK–PSM that never appear on search engines, with no booking fees.