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TOP to OPO: distance & flight time
Topeka (Philip Billard Municipal Airport) → Porto (Francisco de Sá Carneiro Airport)
4,385 mi
7,057 km · 3,811 nm
9h 4m
estimated nonstop flight time
+6h
time difference · heading northeast
See live TOP→OPO fares Phone-only fares on this route — call free
Flight time details
4,385 miles nonstop takes roughly 9h 4m 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
- TOP — Philip Billard Municipal Airport · Topeka, 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 TOP
- FOE · Topeka Regional Airport - Forbes Field8 mi away
- LWC · Lawrence Municipal Airport22 mi away
- FLV · Sherman Army Air Field43 mi away
- JCI · New Century Aircenter Airport43 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 TOP from OPO?
The flight distance from Topeka (TOP) to Porto (OPO) is 4,385 miles (7,057 km, 3,811 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from TOP to OPO?
A nonstop flight takes about 9h 4m 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 Topeka and Porto?
Porto is 6 hours ahead of Topeka.
What is the cheapest way to fly from TOP to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on TOP–OPO that never appear on search engines, with no booking fees.