Cheap Flights from Montreal to Castries
No deal from Montreal to Castries has cleared our price bar yet. What we have seen on the route is below.
Across 4 months of observations from Montreal to Castries, the lowest round-trip fare we recorded was $692, in September. The typical fare was $856. September was the cheapest month we saw and July the dearest.
The most recent price we saw on this route was $907 on Air Canada and Caribbean Airlines, seen Oct 27. It is an unverified observation and may have changed.
See every deal <a href="/from/montreal">from Montreal</a>, <a href="/to/castries">to Castries</a>, or the return direction <a href="/from/castries/to/montreal">Castries to Montreal</a>.
Latest price we saw: Montreal to Castries
The most recent round-trip fare our sweep found on this route. It is not verified and may have changed since the date shown.
| From | Price | Per mile | Travel dates | Airline | Seen | Check price |
|---|---|---|---|---|---|---|
| Montreal (YUL) to Castries (SLU) | $907 | 19.7¢ | Dec 6 – Dec 15 | Air Canada and Caribbean Airlines | Oct 27 | Check price |
Price history: Montreal to Castries
What we observed by month, from our signals database. Unverified observations, not bookable prices.
| Month | Low | Typical | Sightings |
|---|---|---|---|
| Oct 2026 | $777 | $881 | 17 |
| Sep 2026 | $692 | $755 | 17 |
| Aug 2026 | $871 | $910 | 27 |
| Jul 2026 | $880 | $880 | 1 |
Frequently asked questions
How many flight deals from Montreal to Castries are on Sparkflights right now?
There are 0 verified deals from Montreal to Castries on the board right now. The list refreshes hourly.
What is the lowest price ever seen from Montreal to Castries?
The lowest fare we've recorded from Montreal to Castries is $692, based on 62 price observations over 4 months.
How much does a flight from Montreal to Castries cost?
The typical round-trip fare we observed from Montreal to Castries is $856, against a recorded low of $692. These are observations, not quotes.
When is the cheapest month to fly Montreal to Castries?
September was the cheapest month we observed from Montreal to Castries and July the dearest, over 4 months of data.
What is the current price from Montreal to Castries?
The most recent fare our sweep saw from Montreal to Castries is $907, on Oct 27. It is an unverified observation rather than a verified deal, so check it before booking.