Ontario to Madrid flights
Routavio compares airline fares from several flight booking sites. The lowest one-way fare it found for Ontario to Madrid is €322 (checked on 1 Nov 2026).
Your next trip, last seen at €322
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.
One-way fare
- Lowest observed
- €322, departing 24 Jan 2027 (Last checked: 1 Nov 2026)One-way fare · Priced departure days checked in the last 14 days: 40Check live prices for this route
- Round trip
- €670, departing 2 Dec 2026, back 9 Dec 2026 (Last checked: 28 Oct 2026)
- Airlines seen
- American Airlines, Delta Air Lines, Iberia
- Typical journey time
- 13h 23m
About this route
Explore the fares we observed from Ontario to Madrid. Prices move often, so pick your dates to see the latest options.
- Route distance
- 9,324 km
- Typical journey time
- 13h 23m
- Seen on fares with a connection
- American Airlines, Iberia, Delta Air Lines
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
If the observed fare for this date drops, we will email you. At most one message a day.
Airport to city: straight-line distance
- Ontario International Airport (ONT) → Ontario, city gazetteer reference point (34.0500, -117.6400): ≈ 4 km.
- Madrid–Barajas (MAD) → Madrid, city gazetteer reference point (40.4167, -3.7003): ≈ 13 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 departure month
Cheapest month from Ontario to Madrid: January 2027, from €322 (checked 1 Nov 2026).
| Month | Lowest fare | Priced days |
|---|---|---|
| January 2027 | €322 | 9 |
| February 2027 | €322 | 22 |
| March 2027 | €453 | 6 |
Lowest fare by day of the week
Cheapest day of the week from Ontario to Madrid: Monday, from €322 (checked 1 Nov 2026).
| Day | Lowest fare | Priced days |
|---|---|---|
| Monday | €322 | 6 |
| Tuesday | €322 | 5 |
| Wednesday | €322 | 5 |
| Thursday | €366 | 5 |
| Friday | €366 | 6 |
| Saturday | €322 | 6 |
| Sunday | €322 | 7 |
One-way fares checked in the last 14 days. Each figure is the lowest priced departure day we saw, not a guaranteed fare.
Lowest one-way fare we saw per airline
Cheapest airline from Ontario to Madrid: American Airlines, from €322 (checked 1 Nov 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| American Airlines | €322Jan 24, 2027 | 6 |
| Delta Air Lines | €322Jan 25, 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 Ontario to Madrid?
The lowest fare Routavio has observed is €322, found on 1 Nov 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Ontario to Madrid?
Cheapest month from Ontario to Madrid: January 2027, from €322 (checked 1 Nov 2026).
Are there direct flights from Ontario to Madrid?
Our data holds no non-stop flight from Ontario to Madrid. The fares on this page include at least one stop.
Which airlines fly from Ontario to Madrid?
Routavio has seen these carriers on the route: American Airlines, Delta Air Lines, Iberia.
How many of the observed Ontario to Madrid fares were non-stop?
None of the 5 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
How much is a round trip from Ontario to Madrid?
Cheapest round trip: €670, departing 2 Dec 2026, back 9 Dec 2026 (checked 28 Oct 2026).
Which day of the week is cheapest from Ontario to Madrid?
Cheapest day of the week from Ontario to Madrid: Monday, from €322 (checked 1 Nov 2026).
Which airline has the lowest fare from Ontario to Madrid?
Cheapest airline from Ontario to Madrid: American Airlines, from €322 (checked 1 Nov 2026).
How observed prices work, what "No data" means and what a fare includes: Read the flight price guide · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.