On your own: Cologne → Sofia
For a trip of about 21 days in November 2026, the best price we have seen is $539 CAD for Montreal → Cologne, plus $710 CAD for Sofia → Montreal, $1249 CAD in total.
That is $211 CAD more than the round trip to Sofia, but $41 CAD less than the one to Cologne.
By road, expect about 1870 km (about 19 h of driving) between Cologne and Sofia.
Open jaw or round trip?
A round trip brings you back to where you landed; the open jaw has you travel between the two cities.
Open jaw or round trip, month by month: Cologne and Sofia
In our scans, the open jaw between Cologne and Sofia costs $358 more on average (34%) than the best round trip to either city. The gap is smallest in December ($203 more): it is the price of landing in one city and flying home from another.
| Month | Open jaw | Cologne round trip | Sofia round trip | Versus best round trip |
|---|---|---|---|---|
| November | $1249 | $1290 | $1038 | $211 more |
| December | $1419 | - | $1216 | $203 more |
| January | $1699 | - | $1038 | $661 more |
For each month: the best open-jaw price (two one-way flights, stays of 21 to 21 days) and the best round trip to each of the two cities (stays of 17 to 25 days, depending on the lengths we scan). Only our latest scans are used.
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Frequently asked questions: Cologne → Sofia
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 Cologne and fly home from Sofia instead of returning to where you landed.
How much is a flight from Montreal into Cologne, home from Sofia?
For about 21 days, the best price we have seen is $1249 CAD: $539 CAD to fly into Cologne and $710 CAD to fly home from Sofia.
Is it cheaper than a round trip to Cologne or Sofia?
That is $211 CAD more than the round trip to Sofia, but $41 CAD less than the one to Cologne.
How do I get from Cologne to Sofia?
By road it is about 1870 km (about 19 h of driving) from Cologne to Sofia. 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.