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OKM to LIS: distance & flight time
Okmulgee (Okmulgee Regional Airport) → Lisbon (Humberto Delgado Airport (Lisbon Portela Airport))
4,587 mi
7,383 km · 3,986 nm
9h 28m
estimated nonstop flight time
+6h
time difference · heading northeast
See live OKM→LIS fares Phone-only fares on this route — call free
Flight time details
4,587 miles nonstop takes roughly 9h 28m 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
- OKM — Okmulgee Regional Airport · Okmulgee, 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 OKM
- RVS · Richard Lloyd Jones Jr Airport26 mi away
- TUL · Tulsa International Airport37 mi away
- CUH · Cushing Municipal Airport50 mi away
- MLC · Mc Alester Regional Airport55 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 OKM from LIS?
The flight distance from Okmulgee (OKM) to Lisbon (LIS) is 4,587 miles (7,383 km, 3,986 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OKM to LIS?
A nonstop flight takes about 9h 28m 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 Okmulgee and Lisbon?
Lisbon is 6 hours ahead of Okmulgee.
What is the cheapest way to fly from OKM to LIS?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OKM–LIS that never appear on search engines, with no booking fees.