Need help booking?
Unpublished phone-only deals available
GFK to LIS: distance & flight time
Grand Forks (Grand Forks International Airport) → Lisbon (Humberto Delgado Airport (Lisbon Portela Airport))
4,223 mi
6,796 km · 3,670 nm
8h 45m
estimated nonstop flight time
+6h
time difference · heading northeast
See live GFK→LIS fares Phone-only fares on this route — call free
Flight time details
4,223 miles nonstop takes roughly 8h 45m 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
- GFK — Grand Forks International Airport · Grand Forks, 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 GFK
- RDR · Grand Forks Air Force Base10 mi away
- TVF · Thief River Falls Regional Airport47 mi away
- PMB · Pembina Municipal Airport69 mi away
- FAR · Hector International Airport73 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 GFK from LIS?
The flight distance from Grand Forks (GFK) to Lisbon (LIS) is 4,223 miles (6,796 km, 3,670 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GFK to LIS?
A nonstop flight takes about 8h 45m 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 Grand Forks and Lisbon?
Lisbon is 6 hours ahead of Grand Forks.
What is the cheapest way to fly from GFK to LIS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GFK–LIS that never appear on search engines, with no booking fees.