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GRK to LIS: distance & flight time
Killeen (Robert Gray Army Air Field Airport) → Lisbon (Humberto Delgado Airport (Lisbon Portela Airport))
4,852 mi
7,808 km · 4,216 nm
9h 59m
estimated nonstop flight time
+6h
time difference · heading northeast
See live GRK→LIS fares Phone-only fares on this route — call free
Flight time details
4,852 miles nonstop takes roughly 9h 59m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time gain when reading arrival times on your ticket.
The two airports
- GRK — Robert Gray Army Air Field Airport · Killeen, United States
- LIS — Humberto Delgado Airport (Lisbon Portela Airport) · Lisbon, Portugal
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 LIS
- AVR · Alverca Air Base9 mi away
- CAT · Cascais Airport12 mi away
- QLR · Monte Real Air Base74 mi away
- BYJ · Beja Airport / Airbase81 mi away
Frequently asked questions
How far is GRK from LIS?
The flight distance from Killeen (GRK) to Lisbon (LIS) is 4,852 miles (7,808 km, 4,216 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GRK to LIS?
A nonstop flight takes about 9h 59m 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 Lisbon?
Lisbon is 6 hours ahead of Killeen.
What is the cheapest way to fly from GRK to LIS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GRK–LIS that never appear on search engines, with no booking fees.