Flight Route
Seattle to Ontario
BFI → ONT
Airlines
2 operating direct
Direct Flights
Available
Origin
King County International Airport - Boeing Field
Destination
Ontario International Airport
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Route Options
Direct
Direct
1 Stop
via SEA
via OAK
via BOI
via DAL
via SDF
via BWI
2 Stops
via SEA + PDX
via SEA + FAT
via SEA + BUR
via VNY + BUR
via SEA + SMF
via VNY + LAX
via SEA + LAX
via EUG + SMF
via EUG + BUR
via EUG + LAX
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Average flight prices from BFI to ONT by month
Flight Delayed or Cancelled?
You may be entitled to up to €600 in compensation for flight disruptions on your BFI to ONT route.
- Delayed by 3+ hours
- Cancelled flight
- Denied boarding
- Claims valid up to 3 years back
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Other Routes from BFI
Departing from BFI
King County International Airport - Boeing Field