Your next trip, last seen at €400
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
- €400, departing 8 Dec 2026 (Last checked: 20 Oct 2026)One-way fareCheck live prices for this route
- Airlines seen
- Air Europa, Air France, Air Serbia, Alaska Airlines, Austrian Airlines, Condor, Frontier Airlines, HiSky, Icelandair, JetBlue, KLM, LOT Polish Airlines, Lufthansa, Norwegian, Swiss, TAP Air Portugal, TAROM, Turkish Airlines, United Airlines, WestJet, Wizz Air (21)
- Typical journey time
- 37h 13m
About this route
Explore the fares we observed from Belgrade to Ontario. Prices move often, so pick your dates to see the latest options.
- Route distance
- 10,283 km
- Typical journey time
- 37h 13m
- Seen on fares with a connection
- Air Serbia, Wizz Air, Frontier Airlines, LOT Polish Airlines, Icelandair, KLM, United Airlines, Air France, Alaska Airlines, TAP Air Portugal, WestJet (11)
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
- Belgrade Nikola Tesla (BEG) → Belgrade, city gazetteer reference point (44.7866, 20.4489): ≈ 12 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.
Lowest one-way fare we saw per airline
Cheapest airline from Belgrade to Ontario: Frontier Airlines, from €400 (checked 20 Oct 2026).
| Airline | Lowest fare | Priced days |
|---|---|---|
| Frontier Airlines | €400Dec 8, 2026 | 9 |
| KLM | €427Dec 7, 2026 | 3 |
| Wizz Air | €436Dec 11, 2026 | 18 |
| Air Serbia | €438Dec 15, 2026 | 30 |
| United Airlines | €806Nov 3, 2026 | 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 Belgrade to Ontario?
The lowest fare Routavio has observed is €400, found on 20 Oct 2026. Prices move, so read it as a floor rather than a quote.
When is the cheapest month to fly from Belgrade to Ontario?
In our observations December 2026 is the cheapest month so far, at €400.
Are there direct flights from Belgrade to Ontario?
Our data holds no non-stop flight from Belgrade to Ontario. The fares on this page include at least one stop.
Which airlines fly from Belgrade to Ontario?
Routavio has seen these carriers on the route: Air Europa, Air France, Air Serbia, Alaska Airlines, Austrian Airlines, Condor, Frontier Airlines, HiSky, Icelandair, JetBlue, KLM, LOT Polish Airlines, Lufthansa, Norwegian, Swiss, TAP Air Portugal, TAROM, Turkish Airlines, United Airlines, WestJet, Wizz Air (21).
How long does the flight from Belgrade to Ontario take?
Across the 76 fares Routavio observed, the average journey time is 42h 38m, including any stops. Individual departures vary; the fastest observed flight is listed in the route facts above.
How many of the observed Belgrade 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.
Which airline has the lowest fare from Belgrade to Ontario?
Cheapest airline from Belgrade to Ontario: Frontier Airlines, from €400 (checked 20 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.