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CHEAP FLIGHTS FROM Seattle TO Ontario

1 Passenger
-
1 adult
+
Economy/Coach
Additional Options  
  • $137
    total per person
    SELECT
    Alaska Airlines
    Seattle - Jul, 8th Ontario - Jul, 8th
    Ontario - Jul, 19th Seattle - Jul, 19th
  • $146
    total per person
    SELECT
    United
    Seattle - Jul, 13th Ontario - Jul, 13th
    Ontario - Jul, 17th Seattle - Jul, 17th
  • $111
    total per person
    SELECT
    Frontier Airlines
    Seattle - Jul, 21st Ontario - Jul, 21st
    Ontario - Jul, 30th Seattle - Jul, 30th
  • $136
    total per person
    SELECT
    Frontier Airlines
    Seattle - Jul, 30th Ontario - Jul, 30th
    Ontario - Aug, 6th Seattle - Aug, 6th
  • $129
    total per person
    SELECT
    Frontier Airlines
    Alaska Airlines
    Seattle - Aug, 6th Ontario - Aug, 6th
    Ontario - Aug, 16th Seattle - Aug, 16th
Home Page    Cheap flights    North America    United States    Western United States    Ontario, CA    From Seattle
Facts about flights from Seattle to Ontario
  •   On average, 92% of flights are on time when travelling from Seattle to Ontario
  •   The average cost for 1 stop(s) flight from Seattle to Ontario is $120.07
  •   Usually, people stay 8 days when travelling from Seattle to Ontario
  •   Flights from Seattle to Ontario are rarely diverted
  •   On average, it is $129.36 for a direct flight between Seattle and Ontario
  •   Every week, there is on average 56 flights between Seattle and Ontario
Cost of living in Seattle and Ontario
Seattle is 24% more expensive than Ontario

  Seattle   Ontario
* All price are converted to USD

Seasonal price trend for cheap flights from Seattle to Ontario


  • 256-
  • 228-
  • 200-
  • 172-
  • 144-
  • 116-
  • 88-
  • 60-
  • 32-
  • 0-
  • $97
    JAN
  • $117
    FEB
  • $106
    MAR
  • $85
    APR
  • $85
    MAY
  • $87
    JUN
  • $112
    JUL
  • $129
    AUG
  • $137
    SEP
  • $137
    OCT
  • $156
    NOV
  • $137
    DEC

Information about travelling from Seattle to Ontario

  • Average deal for this trip
    $196.79 (USD)
  • Distance between Ontario and Seattle
    1 549 km
  • Airlines who fly from Ontario to Seattle
    Alaska Airlines, United, Delta
  • Most popular airline for this trip
    Alaska Airlines
  • Average flight duration between Ontario and Seattle
    2h 45m