Your next trip, last seen at €261
When to fly
Explore datesFind the dates that work for you
The lowest fare we observed for each month. Open a month to see its days, then pick your outbound and return. A day with no price is one we will search for you.
- Lowest observed
- €261, departing 11 Nov 2026 (Last checked: 9 Oct 2026)One-way fareCheck live prices for this route
- Airlines seen
- Air Canada, Frontier Airlines, Iberia, JetBlue, KLM, Norse +1 more
- Typical journey time
- 13h
About this route
Explore the fares we observed from San Juan to London. Prices move often, so pick your dates to see the latest options.
- Route distance
- 6,758 km
- Typical journey time
- 13h
- Airlines seen
- Air Canada, Frontier Airlines, Iberia, JetBlue, KLM, Norse +1 more
- Seen on fares with a connection
- KLM, United Airlines, Frontier Airlines, Air Canada, JetBlue
- Alternative airports
- SIG, LCY, LGW, LTN, SEN, STN
Route-level information; individual journeys vary.
We have not observed non-stop service on this route; the fares shown include at least one stop.
A clearer picture of your fare
Airport to city: straight-line distance
- Fernando Luis Ribas Dominicci Airport (SIG) → San Juan, city gazetteer reference point (18.4663, -66.1057): ≈ 1 km.
- Luis Munoz Marin International Airport (SJU) → San Juan, city gazetteer reference point (18.4663, -66.1057): ≈ 11 km.
- London City Airport (LCY) → London, city gazetteer reference point (51.5074, -0.1278): ≈ 13 km.
- London Heathrow (LHR) → London, city gazetteer reference point (51.5074, -0.1278): ≈ 23 km.
- London Gatwick (LGW) → London, city gazetteer reference point (51.5074, -0.1278): ≈ 40 km.
- London Luton (LTN) → London, city gazetteer reference point (51.5074, -0.1278): ≈ 44 km.
- London Stansted (STN) → London, city gazetteer reference point (51.5074, -0.1278): ≈ 49 km.
- London Southend Airport (SEN) → London, city gazetteer reference point (51.5074, -0.1278): ≈ 57 km.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Frequently asked
How much is a flight from San Juan to London?
The lowest fare we have observed is €261, found on 9 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from San Juan to London?
In our observations November 2026 is the cheapest month so far, at €261.
Are there direct flights from San Juan to London?
Our data holds no non-stop flight from San Juan to London. The fares on this page include at least one stop.
Which airlines fly from San Juan to London?
These are the carriers we have seen on the route: Air Canada, Frontier Airlines, Iberia, JetBlue, KLM, Norse +1 more.
How long does the flight from San Juan to London take?
The average journey time across the 71 fares we observed is 14h 31m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed San Juan to London fares were non-stop?
None of the 72 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide
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Recently observed fares. Prices may change.
Last checked: 9 Oct 2026