On your own: Brussels → London
For a trip of about 20 days in November 2026, the best price we have seen is $721 CAD for Montreal → Brussels, plus $594 CAD for London → Montreal, $1315 CAD in total.
By road, expect about 432 km (about 5 h of driving) between Brussels and London.
Open jaw or round trip, month by month: Brussels and London
In our scans, the open jaw between Brussels and London costs $527 more on average (68%) than the best round trip to either city. The gap is smallest in December ($360 more): it is the price of landing in one city and flying home from another.
| Month | Open jaw | Brussels round trip | London round trip | Versus best round trip |
|---|---|---|---|---|
| November | $1315 | $749 | $923 | $566 more |
| December | $1315 | $955 | $991 | $360 more |
| January | $1319 | $762 | $837 | $557 more |
| February | $1319 | $762 | $837 | $557 more |
| March | $1319 | $762 | $938 | $557 more |
| April | $1319 | $752 | $880 | $567 more |
For each month: the best open-jaw price (two one-way flights, stays of 20 to 20 days) and the best round trip to each of the two cities (stays of 16 to 24 days, depending on the lengths we scan). Only our latest scans are used.
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Frequently asked questions: Brussels → 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 Brussels and fly home from London instead of returning to where you landed.
How much is a flight from Montreal into Brussels, home from London?
For about 20 days, the best price we have seen is $1315 CAD: $721 CAD to fly into Brussels and $594 CAD to fly home from London.
How do I get from Brussels to London?
By road it is about 432 km (about 5 h of driving) from Brussels 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.