Flights from Seattle to Ontario (BFI to ONT)

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Frequently asked questions

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

Try a nearby airport to Seattle

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

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

Or try a nearby airport to Ontario

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

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

Other flights from Seattle (BFI)

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

Flights from Seattle to Ontario (BFI → ONT)