$51 Cheap flight deals from Seattle (SEA) to Fontana (QLA)
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This Weekend's Flight Deals from Seattle to Fontana
This weekend's flight prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Airfares from $51 One Way, $69 Round Trip from Seattle to Fontana
Prices starting at $69 for return flights and $51 for one-way flights to Fontana were the cheapest prices found within the past 7 days, for the period specified. Prices and availability are subject to change. Additional terms apply.
Fontana economy flight packages
Embassy Suites Ontario Airport
Jan 28 - Feb 2
Seattle (SEA) to Ontario (ONT)
Reviewed on Dec 2, 2025
Fontana packages with premium economy flights
More About Flying To Fontana from Seattle
Route Information for Flights from Seattle to Fontana
Origin Airport IATA Code | SEA |
|---|---|
Destination Airport IATA Code | QLA |
Distance | |
Direct Flight Airlines | |
Earliest Flight Arrival | |
Latest Flight Arrival |
Seattle to Fontana
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Increase Your Rewards While Enjoying Super Low Rates
Boost your points or miles for your frequent flyer program on certain Seattle to Fontana flights. Simply provide your frequent flyer information when booking flights from Seattle to Fontana with Orbitz and get both a low fare and travel rewards. You can enter this information in your Orbitz account profile for easy remembering in future bookings.
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Fontana Airports
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Fare, taxes & fees: Fares include all taxes and fees, except baggage fees. Rates shown reflect fares found by other Orbitz users over the past 7 days. Due to rapidly changing airline prices & seat availability, these fares may no longer be available.
Refunds/changes/cancellations: Itinerary changes, if permitted for the fare, will have a $30 service fee charged by Orbitz. Additional airline charges may apply.
Other conditions: Schedules, fares and rules are subject to change without notice. Seats are limited and may not be available on all flights/dates or in all markets. Lower fares may be available. Fares will not be honored retroactively or in exchange for any wholly/partially unused ticket. Tickets are non-transferable and non-refundable. Fare rules are provided for the selected itinerary before booking.