Your next trip, last seen at €372
Lowest observedWhen to fly
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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
- €372, departing 8 Feb 2027 (Last checked: 11 Oct 2026)One-way fare · Priced departure days checked in the last 14 days: 16Check live prices for this route
- Airlines seen
- Iberia, Air Europa, Air Transat, American Airlines, Arajet, Avianca +8 more
- Reported fastest flight
- 9h
- Non-stop
- Yes
About this route
Explore the fares we observed from Madrid to San Juan. Prices move often, so pick your dates to see the latest options.
- Route distance
- 6,374 km
- Reported fastest flight
- 9h
- Airlines seen
- Iberia, Air Europa, Air Transat, American Airlines, Arajet, Avianca +8 more
- Alternative airports
- SIG
Route-level information; individual journeys vary.
Published schedules report non-stop service with Iberia. Check current timetables.
A clearer picture of your fare
Non-stop airlines seen on this route
| Airline | Non-stop days / priced days | Fastest non-stop |
|---|---|---|
| Iberia | 15 / 74 | |
| Finnair | 9 / 74 |
Departure days with a non-stop fare checked in the last 14 days. A carrier listed here had a non-stop fare on at least 3 days; schedules may differ.
Airport to city: straight-line distance
- Madrid–Barajas (MAD) → Madrid, city gazetteer reference point (40.4167, -3.7003): ≈ 13 km.
- 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.
Approximate distances calculated from coordinates, not road distances or travel times. These airports serve the city; they are not confirmed endpoints of an offer.
Lowest fare by days before departure
Lowest fare from Madrid to San Juan by days until departure (8 to 30 days): €445 (checked 11 Oct 2026).
| Days before departure | Lowest fare | Priced days |
|---|---|---|
| 0 to 7 days | €468 | 4 |
| 8 to 30 days | €445 | 11 |
One-way fares checked in the last 14 days. Each figure is the lowest stored fare for that distance to departure, not a price forecast.
Fares for different departure dates, checked now; not a guide to when to book.
Lowest one-way fare we saw per airline
Cheapest airline from Madrid to San Juan: Iberia, from €396 (checked 28 Sep 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Iberia | €396Jan 28, 2027 | 21 |
| Avianca | €412Jan 21, 2027 | 19 |
| Finnair | €415Jan 18, 2027 | 9 |
| Hahn Air Technologies | €487Jan 11, 2027 | 5 |
| World2Fly | €523Jan 3, 2027 | 3 |
One-way fares checked in the last 14 days. An airline listed here had a fare on at least 3 departure days. Each figure is the lowest we saw, not a guaranteed fare. Connecting itineraries are included; the date is the departure day of that fare.
Frequently asked
How much is a flight from Madrid to San Juan?
The lowest fare we have observed is €372, found on 11 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Madrid to San Juan?
In our observations February 2027 is the cheapest month so far, at €372.
Are there direct flights from Madrid to San Juan?
Yes. We have seen non-stop flights on this route, flown by Iberia.
Which airlines fly from Madrid to San Juan?
These are the carriers we have seen on the route: Iberia, Air Europa, Air Transat, American Airlines, Arajet, Avianca +8 more.
How long does the flight from Madrid to San Juan take?
The average journey time across the 60 fares we observed is 21h 54m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Madrid to San Juan fares were non-stop?
14 of the 76 fares we observed were non-stop; the rest included at least one stop. That describes our observations, not every flight that operates.
Which airlines had non-stop offers on at least 3 departure dates from Madrid to San Juan?
For Madrid to San Juan, examples of observed one-way non-stop offers checked within the last 14 days: Iberia (15), Finnair (9). Each number counts distinct departure dates, not weekly flights; check current availability in search.
Which airline has the lowest fare from Madrid to San Juan?
Cheapest airline from Madrid to San Juan: Iberia, from €396 (checked 28 Sep 2026).
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: 11 Oct 2026