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DHT to OPO: distance & flight time
Dalhart (Dalhart Municipal Airport) → Porto (Francisco de Sá Carneiro Airport)
4,817 mi
7,752 km · 4,185 nm
9h 55m
estimated nonstop flight time
+6h
time difference · heading northeast
See live DHT→OPO fares Phone-only fares on this route — call free
Flight time details
4,817 miles nonstop takes roughly 9h 55m 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
- DHT — Dalhart Municipal Airport · Dalhart, 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 DHT
- BGD · Hutchinson County Airport68 mi away
- AMA · Rick Husband Amarillo International Airport73 mi away
- GUY · Guymon Municipal Airport74 mi away
- TCC · Tucumcari Municipal Airport83 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 DHT from OPO?
The flight distance from Dalhart (DHT) to Porto (OPO) is 4,817 miles (7,752 km, 4,185 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from DHT to OPO?
A nonstop flight takes about 9h 55m 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 Dalhart and Porto?
Porto is 6 hours ahead of Dalhart.
What is the cheapest way to fly from DHT to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on DHT–OPO that never appear on search engines, with no booking fees.