How far is it from New Castle Airport to Ontario International Airport?

The great-circle distance between ILG and ONT is approximately 3,753 km.

Which airlines fly from ILG to ONT?

We don't have confirmed airline data for this exact airport pair — try the search box above for live availability.

Are there other airports near New Castle Airport?

Yes — there are 5 other real airports with scheduled service near New Castle Airport. See the alternatives above — it's worth comparing fares, since a different departure airport can sometimes be cheaper.

Are there other airports near Ontario International Airport?

Yes — there are 5 other real airports with scheduled service near Ontario International Airport. See the alternatives above.

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New Castle Airport (ILG) to Ontario International Airport (ONT) Flights

Wilmington (via New Castle Airport, one of several airports serving the area) to Ontario (via Ontario International Airport, one of several airports serving the area) — a real distance of 3,753 km.

3,753 km

Distance

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Cheapest fare on file

Confirmed airlines

Alternative airports

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Real nearby airports for each side — worth checking, since a different departure or arrival airport can sometimes mean a cheaper fare or shorter transfer.

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FAQs — ILG to ONT

We don't have live fare data specifically for the ILG → ONT pair right now — use the search box above to check current prices.