Your next trip, last seen at €196
Lowest observedFrontier Airlines · 3 stops · One wayWhen 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
- €196, departing 7 Dec 2026 (Last checked: 19 Oct 2026)One-way fareCheck live prices for this route
- Airlines seen
- Aeromexico, American Airlines, Breeze Airways, Frontier Airlines, Porter Airlines Canada, United Airlines, WestJet (7)
- Typical journey time
- 25h 28m
About this route
Explore the fares we observed from Ontario to Madison. Prices move often, so pick your dates to see the latest options.
- Route distance
- 2,636 km
- Typical journey time
- 25h 28m
- Seen on fares with a connection
- Frontier Airlines, United Airlines, Breeze Airways, Porter Airlines Canada
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
- Ontario International Airport (ONT) → Ontario, city gazetteer reference point (34.0500, -117.6400): ≈ 4 km.
- Dane County Regional Truax Field (MSN) → Madison, city gazetteer reference point (43.0731, -89.4012): ≈ 9 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 one-way fare we saw per airline
Cheapest airline from Ontario to Madison: Frontier Airlines, from €196 (checked 19 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Frontier Airlines | €196Dec 7, 2026 | 53 |
| Breeze Airways | €255Dec 14, 2026 | 4 |
| United Airlines | €368Dec 29, 2026 | 21 |
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 Madison?
The lowest fare Routavio has observed is €196, found on 19 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Ontario to Madison?
In our observations December 2026 is the cheapest month so far, at €196.
Are there direct flights from Ontario to Madison?
Our data holds no non-stop flight from Ontario to Madison. The fares on this page include at least one stop.
Which airlines fly from Ontario to Madison?
Routavio has seen these carriers on the route: Aeromexico, American Airlines, Breeze Airways, Frontier Airlines, Porter Airlines Canada, United Airlines, WestJet (7).
How long does the flight from Ontario to Madison take?
Across the 86 fares Routavio observed, the average journey time is 25h 05m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Ontario to Madison fares were non-stop?
None of the 86 fares we observed was non-stop; every one included at least one stop. That describes our observations, not every flight that operates.
Which airline has the lowest fare from Ontario to Madison?
Cheapest airline from Ontario to Madison: Frontier Airlines, from €196 (checked 19 Oct 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: 27 Oct 2026