SOF → ONT
Cheap flights from Sofia to Ontario
We track fares from Sofia to Ontario, United States every day. Across 115 prices we've logged, the cheapest was €936 return and a typical fare runs around €989. The cheapest month to fly is usually Mar 2027.
Cheapest seen
€936
Typical price
€989
Cheapest month
Mar 2027
Non-stop
With a stop
No live deal on this exact route right now — but the typical fare is around €989. Search your dates below, or browse all current deals.
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 |
|---|---|---|
| Oct 2026 | €958 | Check on Aviasales → |
| Nov 2026 | €963 | Check on Aviasales → |
| Jan 2027 | €961 | Check on Aviasales → |
| Mar 2027 | €942 | Check on Aviasales → |
Each link opens the live Aviasales search for that month, where you can pick the exact cheapest dates.
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Sofia to Ontario: the basics
- Route
- Sofia (SOF) → Ontario (ONT)
- Distance
- 10,604 km
- Non-stop
- No (with a stop)
- Airlines seen
- Lufthansa, VL
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 Sofia to Ontario. Based on the airlines that fly this route, connections are usually through Frankfurt — worth checking when you compare fares.