Low Cost Flights Ontario (ONT) - Seattle (SEA)

This direct flight is serviced by 2 airline(s)

Low Cost Flights Ontario (ONT) - Seattle (SEA) – AviaScanner
1 Economy

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United States
ONT Ontario
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United States
SEA Seattle

Distance 962 miles (1548 km)

Flight time 2h 58min

Low-Cost Airlines for Direct Flights from Ontario to Seattle

Are you planning a trip from Ontario, California to the beautiful city of Seattle, Washington? Luckily for you, there are several low-cost airlines that offer direct flights from Ontario International Airport to Seattle-Tacoma International Airport.

Southwest Airlines

Southwest Airlines is renowned for its affordable fares and exceptional service. With multiple daily flights between Ontario and Seattle, they offer great flexibility in choosing the travel time that suits you best. You can enjoy the convenience of their user-friendly website and book your ticket directly from their official website.

Alaska Airlines

Alaska Airlines operates frequent flights between Ontario and Seattle, offering a comfortable and enjoyable journey. They are known for their excellent customer service and a wide range of amenities onboard. Visit their official website to find the most affordable fares and to book your ticket hassle-free.

Frontier Airlines

If you're looking for a budget-friendly option, Frontier Airlines is a great choice. They offer competitive prices and reliable service for direct flights between Ontario and Seattle. Take advantage of their official website to compare fares and choose the flight that suits your travel needs.

JetBlue Airways

JetBlue Airways is a popular low-cost airline that operates flights between Ontario and Seattle. With a reputation for comfortable seating and friendly staff, flying with JetBlue is always a pleasant experience. Head to their official website to book your ticket and explore any available promotions.

Spirit Airlines

Spirit Airlines is another low-cost carrier that serves the Ontario-Seattle route. Known for their ultra-low fares, Spirit Airlines provides a no-frills flying experience without compromising on safety and reliability. Visit their official website to discover their affordable fares and book your ticket seamlessly.

While these airlines offer affordable options for direct flights from Ontario to Seattle, it's important to plan your trip in advance to secure the best possible deal. Additionally, be sure to check the baggage allowance and any additional charges to avoid any surprises during your journey.

So, whether you're traveling for business or pleasure, take advantage of these low-cost airlines to make your journey from Ontario to Seattle an enjoyable and economical one. Safe travels!

Airlines Days of the week Class Price
Alaska Airlines

Alaska Airlines

Su
Mo
Tu
We
Th
Fr
Sa

2-3 daily flights

business available

Delta Air Lines

Delta Air Lines

Su
Mo
Tu
We
Th
Fr
Sa

2-3 daily flights

business available

Schedule of non-stop flights from Ontario to Seattle 

Browse direct flight schedules from Ontario International Airport to Seattle-Tacoma International Airport for competitive pricing. 

Flight Airline Mon Tue Wed Thu Fri Sat Sun
AS 1091
Alaska Airlines

Alaska Airlines

Su
06:00
Mo
06:00
Tu
06:00
We
06:00
Th
06:00
Fr
06:00
Sa
06:00
AS 1255
Alaska Airlines

Alaska Airlines

Su
10:05
Mo
10:05
Tu
10:05
We
10:05
Th
10:05
Fr
10:05
Sa
10:05
AS 1087
Alaska Airlines

Alaska Airlines

Su
20:55
Mo
20:55
Tu
We
Th
20:55
Fr
20:55
Sa
DL 2530
Delta Air Lines

Delta Air Lines

Su
06:00
Mo
06:00
Tu
06:00
We
06:00
Th
06:00
Fr
06:00
Sa
06:00
DL 928
Delta Air Lines

Delta Air Lines

Su
11:44
Mo
11:44
Tu
11:44
We
11:44
Th
11:44
Fr
11:44
Sa
11:44
DL 1687
Delta Air Lines

Delta Air Lines

Su
Mo
19:08
Tu
19:08
We
19:08
Th
19:08
Fr
19:08
Sa

Direct flight cost insights for this route

Budget-friendly direct flights from Ontario International Airport to Seattle-Tacoma International Airport are available from 164€, especially in February, with prices based on user search trends for the lowest monthly fares. 

€217 Approximately

Jan
€194
Feb
€167
Mar
€175
Apr
€173
May
€204
Jun
€372
Jul
€291
Aug
€242
Sep
€185
Oct
€185
Nov
€204
Dec
€223

Average ticket prices: Ontario International Airport to Seattle-Tacoma International Airport

Aircrafts operating on this route 

Check the range of aircraft, their capacities, and classes available on this flight.  

  • Boeing 737-900 (winglets) Passenger/BBJ3

    Boeing 737-900 (winglets) Passenger/BBJ3

    Alaska Airlines
    178 seats (all economy)
  • Boeing 737-700 Passenger

    Boeing 737-700 Passenger

    Alaska Airlines
    124 seats (all economy)
  • Boeing 737-800 (winglets) Passenger/BBJ2

    Boeing 737-800 (winglets) Passenger/BBJ2

    Alaska Airlines
    174 seats (all economy)
  • Boeing 737-900 Passenger

    Boeing 737-900 Passenger

    Alaska Airlines
    181 seats (all economy)
  • Boeing 737-800 Passenger

    Boeing 737-800 Passenger

    Delta Air Lines
    167 seats (all economy)
  • Code 221

    Code 221

    Delta Air Lines
    109 seats (all economy)

General information about this route

  • ticket

    Cheapest flight found

    167€
  • clock

    Average flight time

    2:58 h
  • checkmark-calendar

    Cheapest month for a flight

    February
  • send

    Most popular airline

    Alaska Airlines
  • regular-calendar

    Flights per week

    14
Ontario International Airport

Departing from Ontario International Airport (ONT)

Ontario International Airport (ONT) is a larger airport in the United States.

Show all flight from BCN →
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Seattle-Tacoma International Airport

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Arriving to Seattle-Tacoma International Airport (SEA)

Seattle-Tacoma International Airport (SEA) is a large airport in United States.

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Frequently Asked Questions 

What's the total flying distance from Ontario to Seattle?

The air travel distance between Ontario and Seattle is approximately 1548 kilometers.

Which airline is the most popular on this route?

For non-stop flights between Ontario and Seattle, many travelers prefer Alaska Airlines due to its reputation for reliability and customer satisfaction on this particular route.

What is the average price of airfare from Ontario International Airport to Seattle-Tacoma International Airport?

For those looking for value, the average airfare for a direct flight from Ontario International Airport to Seattle-Tacoma International Airport starts as low as 164€. This fare is typically seen during the off-peak travel month of February. On the flip side, in the peak travel month of June, prices tend to peak, averaging around 369€ for the same direct route.

How many airlines offer nonstop flights between Ontario and Seattle?

Travelers can select from 2 airlines for nonstop services when flying from Ontario to Seattle, each offering a unique blend of service and convenience, including well-regarded carriers like Alaska Airlines, Delta Air Line.

What is the flight duration from Ontario International Airport to Seattle-Tacoma International Airport?

The journey from Ontario International Airport to Seattle-Tacoma International Airport typically unfolds over a duration of approximately 2h 58min. This estimated time frame includes take-off, cruising altitude travel, and the approach towards landing.

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