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NOT to OPO: distance & flight time
Novato (Marin County Airport - Gnoss Field) → Porto (Francisco de Sá Carneiro Airport)
5,551 mi
8,933 km · 4,823 nm
11h 21m
estimated nonstop flight time
+8h
time difference · heading northeast
See live NOT→OPO fares Phone-only fares on this route — call free
Flight time details
5,551 miles nonstop takes roughly 11h 21m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 8-hour time gain when reading arrival times on your ticket.
The two airports
- NOT — Marin County Airport - Gnoss Field · Novato, United States
- OPO — Francisco de Sá Carneiro Airport · Porto, 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 NOT
- SFO · San Francisco International Airport38 mi away
- APC · Napa County Airport16 mi away
- NGZ · Alameda Naval Air Station28 mi away
- STS · Charles M. Schulz Sonoma County Airport29 mi away
Near OPO
- BGZ · Braga Municipal Aerodrome26 mi away
- VRL · Vila Real Airport50 mi away
- VSE · Aerodromo Goncalves Lobato (Viseu Airport)55 mi away
- VGO · Vigo Airport68 mi away
Frequently asked questions
How far is NOT from OPO?
The flight distance from Novato (NOT) to Porto (OPO) is 5,551 miles (8,933 km, 4,823 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from NOT to OPO?
A nonstop flight takes about 11h 21m 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 Novato and Porto?
Porto is 8 hours ahead of Novato.
What is the cheapest way to fly from NOT to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on NOT–OPO that never appear on search engines, with no booking fees.