This page does one job: keep an eye on return fares from London to Cancun. You get the cheapest price we have on record, the exact dates it was available on, and how that sits against what the route normally costs.
Prices are re-checked against Skyscanner automatically, and every one shows when it was last confirmed, so nothing here is older than it looks. Not flying from London? We track 49 other departure cities for Cancun, listed at the foot of this page.
London → Cancun
for 5 Dec – 21 Dec 2026
✓ live-checked 24 hours ago
Check live price on Skyscanner →Price history 18 checks recorded for this route
lowest seen £558 · typical £590 · highest £631 · now £579
The cheapest London to Cancun return flight on the radar right now is £579, flying with Air Canada via one or more connections. It covers departures in December 2026, and every dated link below opens that exact LHR–CUN search on Skyscanner. Across 18 recorded checks it has ranged between £558 and £631. Our sampling points to December 2026 as the cheapest month to fly London to Cancun.
London to Cancun flights: common questions
How much is a flight from London to Cancun?
The lowest return fare we currently track from London (LHR) to Cancun (CUN) is £579. The typical price on this route is £590, so anything near £579 is worth booking quickly. Over 18 recorded checks we have seen it as low as £558 and as high as £631.
Which airline flies from London to Cancun at this price?
This £579 fare is with Air Canada, with at least one connection. The live search lists every carrier serving the route, so you can compare schedules before booking.
Is there a direct flight from London to Cancun?
This £579 fare includes at least one connection. If you need a non-stop London to Cancun flight, open the live search and apply the direct filter there.
When is the cheapest time to fly from London to Cancun?
Our price sampling points to December 2026 as the cheapest departure month on this route. The dated links on this page cover December 2026.
Is the £579 London to Cancun fare still available?
We last confirmed this £579 fare against live Skyscanner availability 24 hours ago. Deal fares move within days, so the Check live price button re-runs the exact search and shows today's number rather than a cached one.
How do I book this London to Cancun deal?
Pick a date pair above or press Check live price. That opens the exact LHR–CUN search on Skyscanner, where you book directly with the airline or agent. TravelFree does not sell tickets, adds no booking fee and does not mark the price up.
Every London to Cancun price on this page comes from a real bookable quote and is re-checked automatically. TravelFree takes no commission from you and never marks a fare up.
Prices like this tend to vanish fast. If it has gone when you look, try the days either side of the dates above, since London to Cancun is often still worth booking within a day or two of the fare we found.