Your next trip, last seen at €173
Lowest observedFrontier Airlines · 2 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
- €173, departing 18 Nov 2026 (Last checked: 19 Oct 2026)One-way fareCheck live prices for this route
- Round trip
- €687, departing 9 Nov 2026, back 17 Nov 2026 (Last checked: 2 Nov 2026)
- Airlines seen
- Alaska Airlines, Allegiant Air, American Airlines, Breeze Airways, Frontier Airlines, JetBlue, Southwest Airlines, United Airlines (8)
- Typical journey time
- 21h 25m
About this route
Explore the fares we observed from Ontario to Pittsburgh. Prices move often, so pick your dates to see the latest options.
- Route distance
- 3,380 km
- Typical journey time
- 21h 25m
- Seen on fares with a connection
- Frontier Airlines, United Airlines, Southwest Airlines, Alaska Airlines, JetBlue, American Airlines, Breeze Airways, Allegiant Air (8)
- Alternative airports
- AGC
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.
- Pittsburgh International Airport (PIT) → Pittsburgh, city gazetteer reference point (40.4406, -79.9959): ≈ 21 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 Pittsburgh: Frontier Airlines, from €173 (checked 19 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Frontier Airlines | €173Nov 18, 2026 | 62 |
| JetBlue | €193Dec 15, 2026 | 3 |
| Alaska Airlines | €241Dec 30, 2026 | 3 |
| United Airlines | €284Dec 25, 2026 | 9 |
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 Pittsburgh?
The lowest fare Routavio has observed is €173, 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 Pittsburgh?
In our observations November 2026 is the cheapest month so far, at €173.
Are there direct flights from Ontario to Pittsburgh?
Our data holds no non-stop flight from Ontario to Pittsburgh. The fares on this page include at least one stop.
Which airlines fly from Ontario to Pittsburgh?
Routavio has seen these carriers on the route: Alaska Airlines, Allegiant Air, American Airlines, Breeze Airways, Frontier Airlines, JetBlue, Southwest Airlines, United Airlines (8).
How long does the flight from Ontario to Pittsburgh take?
Across the 80 fares Routavio observed, the average journey time is 25h, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Ontario to Pittsburgh fares were non-stop?
None of the 80 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 Pittsburgh?
Cheapest round trip: €687, departing 9 Nov 2026, back 17 Nov 2026 (checked 2 Nov 2026).
Which airline has the lowest fare from Ontario to Pittsburgh?
Cheapest airline from Ontario to Pittsburgh: Frontier Airlines, from €173 (checked 19 Oct 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.