Need help booking?
Unpublished phone-only deals available
BIX to OPO: distance & flight time
Biloxi (Keesler Air Force Base) → Porto (Francisco de Sá Carneiro Airport)
4,399 mi
7,079 km · 3,822 nm
9h 6m
estimated nonstop flight time
+6h
time difference · heading northeast
See live BIX→OPO fares Phone-only fares on this route — call free
Flight time details
4,399 miles nonstop takes roughly 9h 6m 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
- BIX — Keesler Air Force Base · Biloxi, 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 BIX
- GPT · Gulfport Biloxi International Airport9 mi away
- MOB · Mobile Regional Airport45 mi away
- BFM · Mobile Downtown Airport53 mi away
- HBG · Hattiesburg Bobby L Chain Municipal Airport62 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 BIX from OPO?
The flight distance from Biloxi (BIX) to Porto (OPO) is 4,399 miles (7,079 km, 3,822 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BIX to OPO?
A nonstop flight takes about 9h 6m 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 Biloxi and Porto?
Porto is 6 hours ahead of Biloxi.
What is the cheapest way to fly from BIX to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BIX–OPO that never appear on search engines, with no booking fees.