
DFW to CUNMexico
Cancún
$228
usually $380
−40%
Most monthly lows $335–$380. Cheaper than every other month on record (3).
Display prices in
Flights · DFW → YUL
Best fare, round trip
$508
Too little price history on this route to compare — the fare is shown as found.
Cached fare — the booking search re-prices live before you pay.
CanadaMontrealFrench North America — cheap transatlantic fares in, and a summer festival calendar that never stops.Best windowJun–SepAirportsTrudeau (YUL)Every route into MontrealFare seasonality
The cheapest itinerary we are tracking flies United nonstop and takes about 3.5 hours outbound, on a 2-night trip. At $508 for 2,423 km each way, that works out to about $105 per 1,000 km flown. That is above the $41 per 1,000 km typical of short-haul fares here. Across the 3 departure cities we track at a similar distance from Montreal, this fare ranks 2nd — 19% above the $427 from Miami. We have 1 month of cached prices for this route so far — not enough to call a fare cheap or expensive, so we publish the price without a percentage. Fare history here is still too short to name a cheap season. The best time to be in Montreal: Jun–Sep.
The one day we hold a cached fare for
Press a date to compare its fares
The median cached fare across this calendar is unchanged since tracking began on 5 Sep — $507 then versus $508 now, across 11 recorded snapshots. This is a calendar-level trend, so an individual deal above can be lower. The lowest single day we have seen here is $427, on 20 Nov.
These are the only days we have a cached price for on this route so far — not the only days it flies. The search above covers any date.
We are still collecting this route's months — 1 month of cached prices so far, too few to chart.
Route facts
Good to know
We do not publish a number for this, because we cannot measure it yet. Answering it honestly means watching the same departure date on this route over many weeks as it approaches, and that archive is still filling up — so any "book N days ahead" figure here would be borrowed from somewhere else rather than measured. Our guide Why flight prices change covers the levers we can measure.
Yes — the current board includes nonstop fares (United). The outbound leg runs around 3.5 hours.
No — these are cached fares found on real searches (this one on 17 October). Airlines reprice constantly, so the booking search re-checks the live price before you pay. Fresher finds are far more likely to still be available.
Next step
Sleeping in Montreal?
Lock the flight first — then compare stays for 23–25 Oct · 2 nights.
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