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

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

Total, 2 flights
$893
CAD · 69 days
Trip length Lowest prices Selected Itineraries of 69 to 69 days, from the Oct 22 scan.
3d 4d 5d 6d 7d 8d 9d 10d 11d 12d 13d 14d 15d 16d 17d 18d 19d 20d 21d 22d 23d 24d 25d 26d 27d 28d 29d 30d 31d 32d 33d 34d 35d 36d 37d 38d 39d 40d 41d 42d 43d 44d 45d 46d 47d 48d 49d 50d 51d 52d 53d 54d 55d 56d 57d 58d 59d 60d 61d 62d 63d 64d 65d 66d 67d 68d 69d 70d 71d 72d 73d 74d 75d 76d 77d 78d 79d 80d 81d 82d 83d 84d 85d 86d 87d 88d 89d 90d
Montreal London (LHR) Porto (OPO) $429 $464

Outbound: Montreal → London

Subscribe (free) to see the date and the link
$429

On your own: London → Porto

1923 km · about 25 h by road

Return: Porto → Montreal

Subscribe (free) to see the date and the link
$464
Total · 69 days Subscribe (free) to see the date and the link

For a trip of about 69 days in November 2026, the best price we have seen is $429 CAD for Montreal → London, plus $464 CAD for Porto → Montreal, $893 CAD in total.

By road, expect about 1923 km (about 25 h of driving) between London and Porto.

Subscribe to see the exact dates and open the Google Flights search

Enter your email to unlock every date and booking link. It is free, no password: we send you a confirmation link.

After you submit your email, we will send you a message with a confirmation link. Click that link to activate your access. Remember to check your spam folder.

Already subscribed? Enter the same address and we will email you a fresh access link.

Frequently asked questions: London → Porto

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 London and fly home from Porto instead of returning to where you landed.

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

For about 69 days, the best price we have seen is $893 CAD: $429 CAD to fly into London and $464 CAD to fly home from Porto.

How do I get from London to Porto?

By road it is about 1923 km (about 25 h of driving) from London to Porto. 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.