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GRK to EAS: distance & flight time
Killeen (Robert Gray Army Air Field Airport) → San Sebastian (San Sebastian Airport)
5,059 mi
8,141 km · 4,396 nm
10h 23m
estimated nonstop flight time
+7h
time difference · heading northeast
See live GRK→EAS fares Phone-only fares on this route — call free
Flight time details
5,059 miles nonstop takes roughly 10h 23m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time gain when reading arrival times on your ticket.
The two airports
- GRK — Robert Gray Army Air Field Airport · Killeen, United States
- EAS — San Sebastian Airport · San Sebastian, Spain
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 EAS
- BIQ · Biarritz-Anglet-Bayonne Airport15 mi away
- PNA · Pamplona Airport41 mi away
- BIO · Bilbao Airport56 mi away
- VIT · Vitoria/Foronda Airport57 mi away
Frequently asked questions
How far is GRK from EAS?
The flight distance from Killeen (GRK) to San Sebastian (EAS) is 5,059 miles (8,141 km, 4,396 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRK to EAS?
A nonstop flight takes about 10h 23m 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 San Sebastian?
San Sebastian is 7 hours ahead of Killeen.
What is the cheapest way to fly from GRK to EAS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRK–EAS that never appear on search engines, with no booking fees.