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LIS to GTF: distance & flight time
Lisbon (Humberto Delgado Airport (Lisbon Portela Airport)) → Great Falls (Great Falls International Airport)
4,803 mi
7,729 km · 4,174 nm
9h 53m
estimated nonstop flight time
-7h
time difference · heading northwest
See live LIS→GTF fares Phone-only fares on this route — call free
Flight time details
4,803 miles nonstop takes roughly 9h 53m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 7-hour time set-back when reading arrival times on your ticket.
The two airports
- LIS — Humberto Delgado Airport (Lisbon Portela Airport) · Lisbon, Portugal
- GTF — Great Falls International Airport · Great Falls, 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 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
Near GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Frequently asked questions
How far is LIS from GTF?
The flight distance from Lisbon (LIS) to Great Falls (GTF) is 4,803 miles (7,729 km, 4,174 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LIS to GTF?
A nonstop flight takes about 9h 53m 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 Lisbon and Great Falls?
Great Falls is 7 hours behind Lisbon.
What is the cheapest way to fly from LIS to GTF?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LIS–GTF that never appear on search engines, with no booking fees.