ATH → ONT
Cheap flights from Athens to Ontario
We track fares from Athens to Ontario, United States every day. Across 56 prices we've logged, the cheapest was €925 return and a typical fare runs around €950. The cheapest month to fly is usually Sept 2026.
Cheapest seen
€925
Typical price
€950
Cheapest month
Sept 2026
Non-stop
With a stop
No live deal on this exact route right now — but the typical fare is around €950. Search your dates below, or browse all deals to United States.
Cheapest months to fly
The typical cheapest fare by month, from our tracking — a guide only. Check the live price on Aviasales before booking.
| Month | Typical from | Check price |
|---|---|---|
| Sept 2026 | €925 | Check on Aviasales → |
Each link opens the live Aviasales search for that month, where you can pick the exact cheapest dates.
Book a flight
Athens to Ontario: the basics
- Route
- Athens (ATH) → Ontario (ONT)
- Distance
- 11,079 km
- Non-stop
- No (with a stop)
- Airlines seen
- American Airlines, British Airways, Qatar Airways, United Airlines
Planning the trip? United States: what to see and when to go covers where to go and when.
Where these flights connect
There is no non-stop flight from Athens to Ontario. Based on the airlines that fly this route, connections are usually through New York, London, Doha — worth checking when you compare fares.