# Chicago to Porto flights

Page: https://www.routavio.com/flights/chicago-to-porto

## About this route

Explore the fares we observed from Chicago to Porto. Prices move often, so pick your dates to see the latest options.

- Route distance: 6,326 km
- Typical journey time: 18h 05m
- Airlines seen: Aer Lingus, Air Canada, Air Europa, Air Serbia, Finnair, Iberia, Icelandair, JetBlue, Lufthansa, Ryanair, Swiss, TAP Air Portugal, United Airlines (13)
- Seen on fares with a connection: Aer Lingus, Iberia, TAP Air Portugal, Swiss, Ryanair, JetBlue, Air Canada, Icelandair, Air Europa (9)
- Alternative airports: CGX, DPA, MDW, PWK, RFD

## Frequently asked

### How much is a flight from Chicago to Porto?

The lowest fare Routavio has observed is €264, found on 6 Nov 2026. Prices move, so read it as a floor rather than a quote.

### When is the cheapest month to fly from Chicago to Porto?

In our observations November 2026 is the cheapest month so far, at €264.

### Are there direct flights from Chicago to Porto?

Our data holds no non-stop flight from Chicago to Porto. The fares on this page include at least one stop.

### Which airlines fly from Chicago to Porto?

Routavio has seen these carriers on the route: Aer Lingus, Air Canada, Air Europa, Air Serbia, Finnair, Iberia, Icelandair, JetBlue, Lufthansa, Ryanair, Swiss, TAP Air Portugal, United Airlines (13).

### How long does the flight from Chicago to Porto take?

Across the 119 fares Routavio observed, the average journey time is 21h 10m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.

### How many of the observed Chicago to Porto fares were non-stop?

None of the 119 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.

Route data last updated by Routavio on 6 November 2026