Flights from Ontario to Portsmouth (ONT to PSM)

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Frequently asked questions

Are there direct flights from Ontario to Portsmouth? Currently, there are no direct flights from ONT to PSM. 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 → Portsmouth.

Try a nearby airport to Ontario

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

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

Or try a nearby airport to Portsmouth

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

ONT → MHT 53 km from PSM Ontario → Manchester USA · 15 destinations ONT → PWM 76 km from PSM Ontario → Portland USA · 31 destinations ONT → BOS 81 km from PSM Ontario → Boston USA · 153 destinations ONT → ORH 124 km from PSM Ontario → Worcester USA · 5 destinations ONT → PVD 158 km from PSM Ontario → Providence USA · 38 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 Portsmouth (PSM)

Fort Myers (RSW) Orlando (MCO) Orlando (SFB) Punta Gorda (PGD) Raleigh/Durham (RDU) Saint Petersburg (PIE) All 6 destinations →

Flights from Ontario to Portsmouth (ONT → PSM)