Cheapest one-way flights from London to San Juan in March from $427

AirHint found the following cheapest one-way flights from London (LON) to San Juan (SJU) in March 2026 (see full year).

One-Way flights

09 Mar Norse Atlantic Airways (UK)
06 Mar Norse Atlantic Airways (UK)
03 Mar Ryanair
02 Mar Ryanair
17 Mar Ryanair
04 Mar Ryanair
25 Mar easyJet
10 Mar Vueling Airlines
01 Mar Ryanair
11 Mar Vueling Airlines

Also check the deals for return flights from London to San Juan in March.

Powered by

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in San Juan

Cheap car rent in San Juan

Feel free to contact us with any feedback or request another flight research.