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OPO to MDW: distance & flight time
Porto (Francisco de Sá Carneiro Airport) → Chicago (Chicago Midway International Airport)
3,934 mi
6,331 km · 3,418 nm
8h 11m
estimated nonstop flight time
-6h
time difference · heading northwest
See live OPO→MDW fares Phone-only fares on this route — call free
Flight time details
3,934 miles nonstop takes roughly 8h 11m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 6-hour time set-back when reading arrival times on your ticket.
The two airports
- OPO — Francisco de Sá Carneiro Airport · Porto, Portugal
- MDW — Chicago Midway International Airport · Chicago, United States
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 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
Near MDW
- ORD · Chicago O'Hare International Airport15 mi away
- CGX · Chicago Meigs Airport9 mi away
- GYY · Gary Chicago International Airport21 mi away
- LOT · Lewis University Airport22 mi away
Frequently asked questions
How far is OPO from MDW?
The flight distance from Porto (OPO) to Chicago (MDW) is 3,934 miles (6,331 km, 3,418 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from OPO to MDW?
A nonstop flight takes about 8h 11m 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 Porto and Chicago?
Chicago is 6 hours behind Porto.
What is the cheapest way to fly from OPO to MDW?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on OPO–MDW that never appear on search engines, with no booking fees.