Peak Travel
$137RT
Prices Rising
Prices for this trip have been increasing over the past week. Don't wait to book!
Nonstop
Seattle, WA (SEA) to Ontario, CA (ONT)
TRAVEL DATES Best Times To Go
TRAVEL DATES Sat, Feb 08 - Tue, Feb 11
TRAVEL DATES Sat, Feb 22 - Tue, Feb 25
Search This Deal Now
Search This Deal Now
Find This Fare Now
TRAVEL DATES Best Times To Go
TRAVEL DATES Sat, Feb 08 - Tue, Feb 11
TRAVEL DATES Sat, Feb 22 - Tue, Feb 25
Airlines
Alaska
Trip’s Length
3 Days
What You Need To Know
  • This fare is available for travel over a peak holiday, or event
  • This flight is non-stop.
  • This deal is available for travel taking place in the next 30 days
  • All mandatory taxes/fees are included in the price. Read More >
  • Baggage fees, if applicable, and other optional fees are not included.
  • Tax-inclusive fare may be a few dollars higher or lower depending on the airport you connect through, if any.

Expert verified flight deals from SEA to ONT. The largest selection of handpicked flight deals across all airlines from Seattle, WA - Seattle/Tacoma International Airport to Ontario, CA - Ontario International Airport.

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