Flights from Ontario to Islip (ONT to ISP)

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Frequently asked questions

Are there direct flights from Ontario to Islip? Currently, there are no direct flights from ONT to ISP. You may need to connect through another airport.

Related guides for this route

Sibling pages from across Flightmaps — fares, visa rules, country aggregations, and per-airline routes for Ontario → Islip.

Try a nearby airport to Ontario

Flights to Islip (ISP) from other airports within 350 km of Ontario. Often unlocks cheaper fares or better times.

SNA → ISP 48 km from ONT Santa Ana → Islip USA · 48 destinations LGB → ISP 57 km from ONT Long Beach → Islip USA · 18 destinations BUR → ISP 71 km from ONT Burbank → Islip USA · 31 destinations LAX → ISP 75 km from ONT Los Angeles → Islip USA · 181 destinations VNY → ISP 84 km from ONT Los Angeles → Islip USA · 9 destinations

Or try a nearby airport to Islip

Flights from Ontario (ONT) to other airports within 350 km of Islip.

ONT → HVN 56 km from ISP Ontario → New Haven USA · 31 destinations ONT → JFK 60 km from ISP Ontario → New York USA · 201 destinations ONT → HPN 60 km from ISP Ontario → Westchester County USA · 26 destinations ONT → LGA 65 km from ISP Ontario → New York USA · 92 destinations ONT → EWR 92 km from ISP Ontario → New York USA · 189 destinations

Other flights from Ontario (ONT)

Atlanta (ATL) Austin (AUS) Baltimore (BWI) Boise (BOI) Charlotte (CLT) Chicago (MDW) Chicago (ORD) Dallas (DAL) All 31 destinations →

Other flights from Islip (ISP)

Baltimore (BWI) Boston (BOS) Charleston (CHS) Concord (USA) Fort Lauderdale (FLL) Fort Myers (RSW) Myrtle Beach (MYR) Norfolk (ORF) All 16 destinations →

Flights from Ontario to Islip (ONT → ISP)