DIRECT FLIGHT AVAILABLE
Seattle to Ontario
SEA → ONT
Airlines
4 operating direct
Direct Flights
Available
Origin
Seattle–Tacoma International Airport
Destination
Ontario International Airport
Connection Options
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Route Options
Direct
Direct
1 Stop
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via PDX
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via LAX
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via OAK
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via SFO
via BOI
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via AUS
Airlines Flying Direct
Frontier
F9United States
Direct
Alaska
ASALASKA
Direct
SkyWest
OOUnited States
Direct
American
AAUnited States
DirectCodeshare
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Flight Delayed or Cancelled?
You may be entitled to up to €600 in compensation for flight disruptions on your SEA to ONT route.
- Delayed by 3+ hours
- Cancelled flight
- Denied boarding
- Claims valid up to 3 years back
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