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BOS to OPO: distance & flight time
Boston (General Edward Lawrence Logan International Airport) → Porto (Francisco de Sá Carneiro Airport)
3,136 mi
5,047 km · 2,725 nm
6h 37m
estimated nonstop flight time
+5h
time difference · heading east
See live BOS→OPO fares Phone-only fares on this route — call free
Flight time details
3,136 miles nonstop takes roughly 6h 37m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 5-hour time gain when reading arrival times on your ticket.
The two airports
- BOS — General Edward Lawrence Logan International Airport · Boston, 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 BOS
- OWD · Norwood Memorial Airport15 mi away
- BED · Laurence G Hanscom Field16 mi away
- BVY · Beverly Municipal Airport16 mi away
- LWM · Lawrence Municipal Airport25 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 BOS from OPO?
The flight distance from Boston (BOS) to Porto (OPO) is 3,136 miles (5,047 km, 2,725 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from BOS to OPO?
A nonstop flight takes about 6h 37m 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 Boston and Porto?
Porto is 5 hours ahead of Boston.
What is the cheapest way to fly from BOS to OPO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on BOS–OPO that never appear on search engines, with no booking fees.