Ontario CA to Da Nang (ONT → DAD). We are tracking 5 fares on this route.
Cheapest tracked fare $356 · typical price $985 · you save about $629 (64%)
Cheapest fares we're tracking
Airline
Departs
Stops
Price
—
2026-10-26
1 stop
$356
—
2026-09-17
1 stop
$498
China Airlines
2026-12-07
1 stop
$515
China Airlines
2026-12-08
1 stop
$515
China Airlines
2026-12-12
1 stop
$717
Could you save more?
The airport you were going to fly from is often not the cheapest one. Compare every airport in a region against each other, or check whether a multi-day stopover beats the direct fare.
How cheap can flights from Ontario CA to Da Nang get?
The cheapest fare we have tracked on this route is $356, compared with a typical $985 for a trip of this distance.
Is it cheaper to fly to Da Nang from a different airport?
Often, yes. Fares out of secondary airports are frequently cheaper than the obvious hub, but they are the ones most likely to be missing from a normal search. Our reverse search compares every airport in a region against each other so the cheaper departure point is not hidden.
Could a stopover make Ontario CA to Da Nang cheaper?
Sometimes. On thin long-haul routes a two-leg trip with a multi-day stopover can beat the direct fare, and occasionally a direct fare is not sold at all. Our detour search prices those routings against the direct flight.