Your next trip, last seen at €422
Lowest observedKLM · 3 stops · One wayWhen 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.
One-way fare
- Airlines seen
- Aer Lingus, Air France, airBaltic, Alaska Airlines, Ethiopian Airlines, Frontier Airlines, Icelandair, KLM, Lufthansa, Norwegian, Norwegian Air International, Ryanair, Ryanair UK, SAS, United Airlines, Wideroe (16)
- Typical journey time
- 36h 16m
About this route
Explore the fares we observed from Oslo to Ontario. Prices move often, so pick your dates to see the latest options.
- Route distance
- 8,552 km
- Typical journey time
- 36h 16m
- Seen on fares with a connection
- Icelandair, SAS, Ethiopian Airlines, Frontier Airlines, KLM, Air France, Norwegian, Ryanair, Lufthansa, Alaska Airlines, Ryanair UK (11)
- Alternative airports
- TRF
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
- Oslo Gardermoen (OSL) → Oslo, city gazetteer reference point (59.9139, 10.7522): ≈ 37 km.
- Sandefjord Airport, Torp (TRF) → Oslo, city gazetteer reference point (59.9139, 10.7522): ≈ 86 km.
- Ontario International Airport (ONT) → Ontario, city gazetteer reference point (34.0500, -117.6400): ≈ 4 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 was a flight from Oslo to Ontario?
A fare of €422 was seen on 18 Oct 2026. Fares change, so search your dates for the current price.
Are there direct flights from Oslo to Ontario?
Our data holds no non-stop flight from Oslo to Ontario. The fares on this page include at least one stop.
Which airlines fly from Oslo to Ontario?
Routavio has seen these carriers on the route: Aer Lingus, Air France, airBaltic, Alaska Airlines, Ethiopian Airlines, Frontier Airlines, Icelandair, KLM, Lufthansa, Norwegian, Norwegian Air International, Ryanair, Ryanair UK, SAS, United Airlines, Wideroe (16).
How long does the flight from Oslo to Ontario take?
Across the 75 fares Routavio observed, the average journey time is 38h 28m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Oslo to Ontario fares were non-stop?
None of the 76 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 · Price and schedule freshness on Routavio
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Recently observed fares. Prices may change.