Seattle, WA SEA to Ontario, CA ONT flight with skywest airlines

Thu, Aug 06
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skywest airlines
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Live departures

Seattle, WA to Ontario, CA flight times

The table below shows live departures for Seattle, WA to Ontario, CA flights for today, Wednesday, August 5. You can also manually refresh the results below to see updated flight journeys.

Last updated at
ProviderDepartsDurationArrivesTransfers
Tickets
United7:54 PM Seattle, WA
7h55
3:49 AM Ontario, CA0 transfersDirect

This is the last flight of the day.

Find all the dates and times for this journey

Airlines: skywest airlines from Seattle, WA to Ontario, CAFind the best flights between Seattle, WA to Ontario, CA with Omio's travel partners skywest airlines from $194. We can find you the best deals, schedules and tickets when comparing and booking the best trip.

skywest airlines

About
SkyWest Airlines is a major North American regional airline headquartered in St. George, Utah. It operates flights for larger carriers such as Alaska Airlines (as Alaska SkyWest), American Airlines (as American Eagle), Delta Air Lines (as Delta Connection), and United Airlines (as United Express). SkyWest is the largest regional airline in North America by fleet size, passengers carried, and destinations served. The airline connects passengers to over 250 destinations across the United States, Canada, and Mexico, primarily linking smaller airports to major airline hubs. SkyWest's fleet consists of regional jets, including the Bombardier CRJ series and Embraer 175 aircraft.
Luggage & cancellation policy
skywest airlines frequency
5 a day
Luggage included
One carry-on bag and one personal item are allowed for free.
Additional luggage
Additional luggage can be purchased, and fees apply for excess, oversized, or overweight baggage.
Cancellation Policy
If canceled within 24 hours of purchase, a full refund is possible, provided the departure is at least 7 days away; after 24 hours, fees range from $100 to $500.
Refund
If SkyWest Airlines cancels a flight, passengers are eligible for a full refund.
Pregnant on board
Being pregnant on board is allowed, but specific policies may depend on the partner airline.
Unaccompagned minor
Children aged 5-14 can travel alone using the unaccompanied minor service, which includes airport escort and supervision.
Amenities on board the airplane
Seat reservation
Toilets
Accessibility
SkyWest Airlines complies with all provisions of the Air Carrier Access Act and accommodates customers with special needs.
Bikes
Bicycles can be checked in but may incur additional fees and must be properly packed.
Pets
Small pets like cats and dogs are allowed in the cabin for a fee, with restrictions on pet and carrier size.
Motorbike

FAQs: Seattle, WA to Ontario, CA Flight

Find answers to the most common questions about traveling from Seattle, WA to Ontario, CA by flight. From journey times and ticket prices to direct connections, first and last departures, and even whether the route is scenic, our FAQs cover everything you need to plan your trip. Whether you’re looking for the fastest flight, the cheapest option, or tips for making the most of your visit at Ontario, CA, this guide helps you travel smarter and with confidence.

FAQs
Cheap plane tickets from Seattle, WA to Ontario, CA can start from as little as $292 when you book in advance. The average flight ticket price for Seattle, WA to Ontario, CA is $321 ; however, prices vary depending on the time of day and class and they tend to be more expensive on the day.
The average journey time by plane from Seattle, WA to Ontario, CA is 5h 14m to travel the 966 miles (1556 km) long route. Journey times can vary on weekends and holidays, so use our Journey Planner to search for a specific date.
The earliest flight from Seattle, WA to Ontario, CA leaves at 12:07 AM. Plan your trip with the Journey Planner from Omio.
The latest flight from Seattle, WA to Ontario, CA leaves at 11:58 PM.
Yes, there are 12 direct flights a day from Seattle, WA to Ontario, CA with skywest airlines. Schedules can vary on holidays or weekends with fewer direct flights.
When taking a flight from Seattle, WA to Ontario, CA, you can count on skywest airlines for the best way to get you to Ontario, CA. You can also check all possible airlines who offer a service between Seattle, WA and Ontario, CA and compare the amenities they offer before buying a plane ticket.
Flights from Seattle, WA to Ontario, CA generally leave from Seattle-Tacoma International Airport and arrive in Los Angeles International Airport.Seattle-Tacoma International Airport is away from Seattle, WA city centre and Los Angeles International Airport is 1 miles (2 km) from Ontario, CA city centre.
It's helpful to compare your options as there are 3 ways to travel between Seattle, WA and Ontario, CA including taking a bus, flight, and train.
For domestic flights we recommend to arrive 1.5 to 2 hours before departure. Please check the website of your departure airport if in doubt. Some airports may offer booking time slots for security checks or offer additional information on when to get there based on time of day.
Most airlines permit carry-on bags that fit within specific dimensions (e.g., 22 x 14 x 9 inches or 56 x 36 x 23 cm), including handles and wheels. Bags must fit in the overhead bin or under the seat in front of you.
Many airlines impose weight limits, commonly ranging between 7 kg (15 lbs) and 12 kg (26 lbs). Typically, passengers are allowed one carry-on bag and one personal item (for example a purse, laptop bag, or backpack). Personal items must fit under the seat in front of you. Budget Airlines (like Ryanair or Wizz Air) have stricter size and weight limits, often requiring fees for larger carry-ons. Full-Service Airlines have more lenient policies, sometimes including more spacious dimensions or higher weight limits depending on your ticket class.
The list of items prohibited on an airplane varies by country and airline, but in general, the following items are not allowed in carry-on or checked baggage: Weapons and self-defence items, sharp objects, flammable materials, explosives, toxic substances, or liquids over 100ml (except for medications and baby essentials). In checked baggage, firearms (without authorization), explosives, large lithium batteries, and hazardous chemicals are prohibited. Electronic cigarettes must be in carry-on bags, while alcohol and dry ice have restrictions. Always check with your airline for specific regulations.
The currency used in the United States is the US Dollar (USD). For travelers, using cards is generally more convenient and widely accepted, especially credit and debit cards, while cash is useful for small purchases or places that do not accept cards.
In Ontario, CA, travelers should be aware of common safety concerns such as pickpocketing in crowded areas and vehicle break-ins, especially in parking lots near popular attractions. Scams targeting travelers may include overpriced taxi fares and fraudulent ticket sellers. Staying alert, using authorized transportation services, and securing personal belongings can help ensure a safe visit.
Pack lightweight, versatile clothing suitable for the destination's climate, and use secure, lockable luggage to protect belongings. Keep essential items like travel documents, medication, and valuables in a carry-on bag for easy access. Use packing organizers or cubes to maximize space and maintain order. Lastly, include a small first aid kit and personal hygiene items for added comfort during travel.

popular airports

Popular airports from Seattle, WA to Ontario, CA

Most Seattle, WA to Ontario, CA flights use the Seattle-Tacoma International Airport to Los Angeles International Airport airport pair. Use this guide to compare Seattle, WA and Ontario, CA airports on this route, check city-centre transport, alongside checking practicalities like airport facilities and services.

Departure airports in Seattle
Arrival airports in Ontario

Which Seattle, WA airport do flights to Ontario, CA leave from?

Flights from Seattle, WA to Ontario, CA depart from Seattle-Tacoma International Airport. The airport is 0 miles (1 km) from Seattle, WA city centre at 17801 Intertiol Blvd, Seattle, WA 98158, USA.
Seattle-Tacoma International Airport (SEA)17801 Intertiol Blvd, Seattle, WA 98158, USAWifiShoppingParkingDiningATMTaxisAccessibilityWCHotelShowerLoungeLost and Found OfficeCar Rental
City-centre transport

Getting to Seattle-Tacoma International Airport from Seattle city centre

Bus124 · 20m · $4
Dungeness Line · 39m · $27
570 · 41m · $4 · every ~1 min
Dungeness Line · 56m · $28
Tram1 Line · 44m · $4 · every ~14 min
1 Line · 45m · $4 · every ~14 min
ShuttleI-5 Corridor Southbound, Anacortes Southbound · 25m · $9

Seattle-Tacoma International Airport airport facilities and services

Seattle-Tacoma International Airport has practical services for this route, including Wifi, Shopping, Parking, Dining, ATM, Taxis, Accessibility, WC, Hotel, Shower, Lounge, Lost and Found Office, and Car Rental.

Food and drink

Food options include: Restaurants are available, including fast food and sit-down options like McDold's and Beecher's Handmade Cheese.

Wi-Fi and ATMs

Free Wi-Fi available throughout the airport. ATMs are located throughout the terminal, including near baggage claim and ticketingas.

Luggage and lost property

Lost and found is available at the station.

Parking, taxis and toilets

Available at Seattle-Tacoma International Airport: Parking, Taxis, WC.

Bike and car services

Available at Seattle-Tacoma International Airport: Car Rental.

Accessibility

Accessibility facilities are available at Seattle-Tacoma International Airport: Elevators, ramps.

Shops, hotels and contact

Nearby hotels include Hotels within walking distance, such as the Seattle Airport Marriott and Hilton Seattle Airport..

More about Seattle-Tacoma International Airport

More options for your journey from Seattle, WA to Ontario, CA

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More information on flights to Ontario, CA

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