Cheap flights from Montreal to Monterrey from C$1,024 YHU, YUL → MTY
St. Hubert Airport (YHU), Montreal-Pierre Elliott Trudeau International Airport (YUL) → Gen Mariano Escobedo Airport (MTY)
The cheapest return found recently is C$1,024 (US$718) with United Airlines, 18 Dec – 4 Jan 2027, found 2 days ago.
- Cheapest return found recently
- C$1,024 (US$718), 18 Dec to 4 Jan 2027
- Usual return price
- C$826 (US$580) to C$941 (US$660)
Return
The cheapest return fare on each of 3 departure dates is usually C$826 (US$580) to C$941 (US$660).
Cheapest return found recently
C$1,024 (US$718)
18 Dec – 4 Jan 2027 · United Airlines
Montreal-Pierre Elliott Trudeau International Airport (YUL) → Gen Mariano Escobedo Airport (MTY)
Leaves 2:13 p.m. · Return leaves 4:48 p.m. · 42 h of travel, both ways together
out 2 stops, back 2 stops
found 2 days ago
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
C$1,024 (US$718) 18 Dec – 4 Jan 2027found 2 days agoSee prices for these dates
C$794 (US$557) 13 Dec – 6 Jan 2027found 4 days agoSee prices for these dates
What have prices looked like?
Over 21 days, 30 Sept to 11 Nov, the cheapest return we saw each day was C$677 (US$475) to C$928 (US$651).
At C$1,024 (US$718), the cheapest return found recently is above that range.
21 days is a short history, so treat this range as an early guide.
Those were the prices on those days, not today's.
Is this a good return price?
Compared with the cheapest return fare on each of 3 departure dates from 13 Dec to 18 Dec, found by travelers' searches in the last 7 days (economy, the price the seller showed on Aviasales). The usual range is the middle half of those prices.
Could nearby dates be cheaper?
We hold no other 17-night return fares leaving within 3 days of 18 Dec to compare.
Every date we hold
12 fares on 3 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 13 Dec – 6 Jan 2027 | C$794 (US$557) | United Airlines | Montreal-Pierre Elliott Trudeau International Airport (YUL) → Gen Mariano Escobedo Airport (MTY) | out 2 stops, back 2 stops | found 4 days ago | See prices for these dates |
| 14 Dec – 6 Jan 2027 | C$858 (US$602) | WestJet | Montreal-Pierre Elliott Trudeau International Airport (YUL) → Gen Mariano Escobedo Airport (MTY) | out 2 stops, back 2 stops | found 3 days ago | See prices for these dates |
| 18 Dec – 4 Jan 2027 | C$1,024 (US$718) | United Airlines | Montreal-Pierre Elliott Trudeau International Airport (YUL) → Gen Mariano Escobedo Airport (MTY) | out 2 stops, back 2 stops | found 2 days ago | See prices for these dates |
Airlines on the cheapest dates: United Airlines, WestJet.
Premium cabin fares from Montreal to Monterrey
We hold no premium economy, business or first-class fares for this route: we collect them for the busiest routes, and this one is not among them yet.
Today's prices for 18 Dec – 4 Jan 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Montreal to Monterrey?
Return
Not enough history yet: in 21 days of return prices, 30 Sept to 11 Nov, fewer than 3 booking ranges had prices on 7 days or more.
Live price for these dates
The cheapest return found recently is for 18 Dec – 4 Jan 2027. A live search on this page shows what those dates cost now, for one adult in economy.
Questions about this trip
How much is a return flight from Montreal to Monterrey?
The cheapest return found recently is C$1,024 (US$718) with United Airlines, 18 Dec to 4 Jan 2027, found 2 days ago. The cheapest return we hold, of any age, is C$794 (US$557) with United Airlines, 13 Dec to 6 Jan 2027, found 4 days ago. The cheapest return fare on each of 3 departure dates is usually C$826 (US$580) to C$941 (US$660).
Which airlines have the cheapest flights from Montreal to Monterrey?
Between 13 Dec and 18 Dec, United Airlines has the cheapest return on 2 of the 3 departure dates we hold, and WestJet on 1.
Prices are what travelers' searches on Aviasales found in the last 7 days: the price the seller showed on Aviasales; bags may cost extra. Canadian dollars at the Bank of Canada rate of 2026-11-12, US dollars in brackets. Fares change, so check today's price before you book. How our prices work