Flights from Ontario to Seattle (ONT to BFI)

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Frequently asked questions

Are there direct flights from Ontario to Seattle? Currently, there are no direct flights from ONT to BFI. 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 → Seattle.

Try a nearby airport to Ontario

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

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

Or try a nearby airport to Seattle

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

ONT → SEA 10 km from BFI Ontario → Seattle USA · 139 destinations ONT → PAE 42 km from BFI Ontario → Everett USA · 9 destinations ONT → BLI 142 km from BFI Ontario → Bellingham USA · 7 destinations ONT → YYJ 149 km from BFI Ontario → Victoria Canada · 15 destinations ONT → YVR 196 km from BFI Ontario → Vancouver Canada · 123 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 Seattle (BFI)

Eastsound (ESD) Friday Harbor (FRD) Lopez Island (LPS) Portland (PDX) All 4 destinations →

Flights from Ontario to Seattle (ONT → BFI)