Into Porto, home from London: an open-jaw flight from Montreal

Land in Porto, travel Portugal and United Kingdom at your own pace, then fly home from London.

Total, 2 flights
$1099
CAD · 28 days
Trip length Lowest prices Selected Itineraries of 28 to 28 days, from the Oct 22 scan.
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Montreal Porto (OPO) London (LHR) $502 $597

Outbound: Montreal → Porto

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$502

On your own: Porto → London

1924 km · about 26 h by road

Return: London → Montreal

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$597
Total · 28 days Subscribe (free) to see the date and the link

For a trip of about 28 days in November 2026, the best price we have seen is $502 CAD for Montreal → Porto, plus $597 CAD for London → Montreal, $1099 CAD in total.

That is $372 CAD more than the round trip to Porto: the price of adventure, with no retracing your steps.

By road, expect about 1924 km (about 26 h of driving) between Porto and London.

Open jaw or round trip?

Into Porto, home from London
$1099
Round trip Montreal ↔ Porto
$727 (28 days)
Round trip Montreal ↔ London
$924 (28 days)

A round trip brings you back to where you landed; the open jaw has you travel between the two cities.

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Frequently asked questions: Porto → London

What is an open-jaw flight?

An open-jaw (or multi-city) flight arrives in one city and leaves from another. Here you arrive in Porto and fly home from London instead of returning to where you landed.

How much is a flight from Montreal into Porto, home from London?

For about 28 days, the best price we have seen is $1099 CAD: $502 CAD to fly into Porto and $597 CAD to fly home from London.

Is it cheaper than a round trip to Porto or London?

That is $372 CAD more than the round trip to Porto: the price of adventure, with no retracing your steps.

How do I get from Porto to London?

By road it is about 1924 km (about 26 h of driving) from Porto to London. Train, bus or a rental car are the usual options; that cost is not included in the prices shown.

Are these prices guaranteed?

No. They are the best prices from our latest scan and they change often. Check the final price on Google Flights before you book.