Cheap flights from Montreal to Seoul from C$756 YHU, YUL → ICN
St. Hubert Airport (YHU), Montreal-Pierre Elliott Trudeau International Airport (YUL) → Incheon International Airport (ICN)
The cheapest return found recently is C$2,242 (US$1,573) with Porter Airlines Canada, 23 Jun 2027 – 4 Jul 2027, found yesterday. The cheapest one-way found recently is C$756 (US$530) with WestJet, 19 Jun 2027, found today.
- Cheapest one-way found recently
- C$756 (US$530), found today
- Cheapest return found recently
- C$2,242 (US$1,573), 23 Jun 2027 to 4 Jul 2027
- Usual return price
- C$1,477 (US$1,036) to C$2,242 (US$1,573)
- Cheapest month to fly
- December 2026, return fares from C$1,396 (US$979) found in the last 7 days
Return
The cheapest return fare on each of 9 departure dates is usually C$1,477 (US$1,036) to C$2,242 (US$1,573).
Cheapest return found recently
C$2,242 (US$1,573)
23 Jun 2027 – 4 Jul 2027 · Porter Airlines Canada
St. Hubert Airport (YHU) → Incheon International Airport (ICN)
Leaves 8:20 a.m. · Return leaves 12:55 p.m. · 65 h 12 min of travel, both ways together
out 1 stop, back 2 stops
found yesterday
Cheapest nonstop return
None seen yet.
Found recently, and the cheapest we hold
C$2,242 (US$1,573) 23 Jun 2027 – 4 Jul 2027found yesterdaySee prices for these dates
C$1,396 (US$979) 6 Dec – 13 Decfound 6 days agoSee prices for these dates
What have prices looked like?
Over 42 days, 24 Sept to 12 Nov, the cheapest return we saw each day was C$1,396 (US$979) to C$2,760 (US$1,936).
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 9 departure dates from 6 Dec to 24 Jun 2027, 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?
No. We hold 11-night return fares on 1 other departure date within 3 days of 23 Jun 2027, and it is not cheaper.
Every date we hold
18 fares on 9 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 6 Dec – 13 Dec | C$1,396 (US$979) | Air Canada | Montreal-Pierre Elliott Trudeau International Airport (YUL) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 5 Jan 2027 – 5 Feb 2027 | C$1,639 (US$1,150) | Air Canada | Montreal-Pierre Elliott Trudeau International Airport (YUL) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 8 Jan 2027 – 8 Feb 2027 | C$1,577 (US$1,106) | Air Canada | Montreal-Pierre Elliott Trudeau International Airport (YUL) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 11 Jan 2027 – 11 Feb 2027 | C$1,457 (US$1,022) | Air Canada | Montreal-Pierre Elliott Trudeau International Airport (YUL) → Incheon International Airport (ICN) | out 1 stop, back 2 stops | found 6 days ago | See prices for these dates |
| 14 Jan 2027 – 14 Feb 2027 | C$1,477 (US$1,036) | Air Canada | Montreal-Pierre Elliott Trudeau International Airport (YUL) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 7 May 2027 – 28 May 2027 | C$1,508 (US$1,058) | WestJet | Montreal-Pierre Elliott Trudeau International Airport (YUL) → Incheon International Airport (ICN) | out 1 stop, back 1 stop | found 6 days ago | See prices for these dates |
| 22 Jun 2027 – 3 Jul 2027 | C$2,393 (US$1,679) | Porter Airlines Canada | St. Hubert Airport (YHU) → Incheon International Airport (ICN) | out 1 stop, back 3 stops | found yesterday | See prices for these dates |
| 23 Jun 2027 – 4 Jul 2027 | C$2,242 (US$1,573) | Porter Airlines Canada | St. Hubert Airport (YHU) → Incheon International Airport (ICN) | out 1 stop, back 2 stops | found yesterday | See prices for these dates |
| 24 Jun 2027 – 2 Jul 2027 | C$2,485 (US$1,743) | Porter Airlines Canada | St. Hubert Airport (YHU) → Incheon International Airport (ICN) | out 1 stop, back 2 stops | found 4 days ago | See prices for these dates |
Which month looks cheapest?
December 2026 is the cheapest month — from C$1,396 (US$979).
Airlines on the cheapest dates: Air Canada, Porter Airlines Canada, WestJet.
One-way
Not enough comparable prices yet for a usual one-way price.
Cheapest one-way found recently
C$756 (US$530)
19 Jun 2027 · WestJet
Montreal-Pierre Elliott Trudeau International Airport (YUL) → Incheon International Airport (ICN)
Leaves 8:00 p.m. · 33 h 45 min trip
1 stop
found today
Cheapest nonstop one-way
None seen yet.
Found recently, and the cheapest we hold
C$756 (US$530) 19 Jun 2027found todayOpen this trip
It is also the cheapest one-way we hold, of any age.
What have prices looked like?
Over 15 days, 29 Sept to 15 Oct, the cheapest one-way we saw each day was C$701 (US$492) to C$918 (US$644).
15 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 one-way price?
Not enough comparable prices yet: we hold one-way fares on 2 departure dates and need at least 3 to say what is usual.
Could nearby dates be cheaper?
No. We hold one-way fares on 1 other departure date within 3 days of 19 Jun 2027, and it is not cheaper.
Every date we hold
4 fares on 2 departure dates
See the chart as a table
| Dates | From | Airline | Airports | Stops | Found | |
|---|---|---|---|---|---|---|
| 16 Jun 2027 | C$758 (US$532) | WestJet | Montreal-Pierre Elliott Trudeau International Airport (YUL) → Incheon International Airport (ICN) | 1 stop | found today | Open this trip |
| 19 Jun 2027 | C$756 (US$530) | WestJet | Montreal-Pierre Elliott Trudeau International Airport (YUL) → Incheon International Airport (ICN) | 1 stop | found today | Open this trip |
Airlines on the cheapest dates: WestJet.
Premium cabin fares from Montreal to Seoul
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 23 Jun 2027 – 4 Jul 2027 in another cabin: Premium economy · Business · First
Today's prices for 19 Jun 2027 in another cabin: Premium economy · Business · First
How far ahead were prices cheapest for Montreal to Seoul?
Return
Fares 60 to 89 days before departure were typically 7% lower than 30 to 59 days before departure.
From the cheapest return each day between 24 Sept and 12 Nov (42 days), grouped by how many days ahead the flight left; one adult in economy.
Each range covers different departure dates, so this compares typical fares, not the same trip priced twice.
Prices reflect recent searches — current fares may differ.
See these ranges as a table
| Booked ahead by | Typical fare | Cheapest day | Above the cheapest | Days of prices |
|---|---|---|---|---|
| 30–59 days | C$1,577 (US$1,106) | C$1,471 (US$1,032) | +7% | 11 |
| 60–89 days | C$1,474 (US$1,034) | C$1,457 (US$1,022) | Cheapest seen | 7 |
| 90–179 days | C$1,739 (US$1,220) | C$1,474 (US$1,034) | +18% | 21 |
| 180+ days | C$1,631 (US$1,144) | C$1,413 (US$991) | +11% | 29 |
One-way
Not enough history yet: in 15 days of one-way prices, 29 Sept to 15 Oct, fewer than 3 booking ranges had prices on 7 days or more.
Live price for these dates
The cheapest return found recently is for 23 Jun 2027 – 4 Jul 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 Seoul?
The cheapest return found recently is C$2,242 (US$1,573) with Porter Airlines Canada, 23 Jun 2027 to 4 Jul 2027, found yesterday. The cheapest return we hold, of any age, is C$1,396 (US$979) with Air Canada, 6 Dec to 13 Dec, found 6 days ago. The cheapest return fare on each of 9 departure dates is usually C$1,477 (US$1,036) to C$2,242 (US$1,573).
How much is a one-way flight from Montreal to Seoul?
The cheapest one-way found recently is C$756 (US$530) with WestJet, 19 Jun 2027, found today.
What is the cheapest month to fly from Montreal to Seoul?
December 2026 is the cheapest month for a return, from C$1,396 (US$979), 6 Dec to 13 Dec, found 6 days ago.
How far ahead should I book a flight from Montreal to Seoul?
In 42 days of prices between 24 Sept and 12 Nov, return fares 60 to 89 days before departure were typically 7% lower than 30 to 59 days before departure.
How long is the flight from Montreal to Seoul?
The cheapest one-way found recently, with WestJet on 19 Jun 2027, takes 33 h 45 min with 1 stop.
Which airlines have the cheapest flights from Montreal to Seoul?
Between 6 Dec and 24 Jun 2027, Air Canada has the cheapest return on 5 of the 9 departure dates we hold, Porter Airlines Canada on 3 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