Search Flights from Seattle to Ontario

Quick Flight Summary from Seattle to Ontario

  • Lowest recent price
    $34
  • Direct flight duration 2 hour 50 min
  • Arrival airports ONT / YBZ
  • Best days to book Monday, Wednesday
  • Average over the last 30 days
    $145

Cheapest flights from Seattle to Ontario

Cheapest Direct Flight

Frontier Airlines

Frontier Airlines
16 Nov, Mon
Seattle – Ontario
2h 48m
Non-stop
SEA–ONT

Frontier Airlines

Frontier Airlines
9 Nov, Mon
Seattle – Ontario
2h 48m
Non-stop
SEA–ONT

Frontier Airlines

Frontier Airlines
2 Dec, Wed
Seattle – Ontario
2h 52m
Non-stop
SEA–ONT

Frontier Airlines

Frontier Airlines
29 Oct, Thu
Seattle – Ontario
2h 48m
Non-stop
SEA–ONT

Frontier Airlines

Frontier Airlines
8 Nov, Sun
Seattle – Ontario
2h 48m
Non-stop
SEA–ONT

Frontier Airlines

Frontier Airlines
15 Nov, Sun
Seattle – Ontario
2h 48m
Non-stop
SEA–ONT

Frontier Airlines

Frontier Airlines
19 Nov, Thu
Seattle – Ontario
2h 48m
Non-stop
SEA–ONT

Frontier Airlines

Frontier Airlines
23 Nov, Mon
Seattle – Ontario
2h 48m
Non-stop
SEA–ONT

Frontier Airlines

Frontier Airlines
21 Nov, Sat
Seattle – Ontario
2h 48m
Non-stop
SEA–ONT

Last update: 18 October 2026 20:24

Estimated Prices for Seattle to Ontario Flights

Cheapest Day16 November Monday
Best Price
$34
Average Price
$160
$266
$34
$212
18Sun
Oct
$212
19Mon
$193
20Tue
$190
21Wed
$217
22Thu
$212
23Fri
$150
24Sat
$189
25Sun
$189
26Mon
$148
27Tue
$148
28Wed
$104
29Thu
$134
30Fri
$178
31Sat
$134
01Sun
Nov
$183
02Mon
$266
03Tue
$150
04Wed
$170
05Thu
$170
06Fri
$112
07Sat
$104
08Sun
$75
09Mon
$239
10Tue
$128
11Wed
$154
12Thu
$150
13Fri
$150
14Sat
$104
15Sun
$34
16Mon

Key Features of the Airlines

Information compiled by AI. For the most up-to-date information, contact the airline.

Transportation to Airport from Seattle City Center

Seattle Tacoma Intl. Airport

Seattle-Tacoma International Airport, also referred to as Sea-Tac Airport, is located about 24 km from the city center. There are a variety of transportation alternatives one can use to get to Sea-Tac Airport. Using the link Light Rail passengers can get to Seattle-Tacoma International Airport in 40 minutes. Other methods of transportation include taxis, hotel shuttle services, rental cars, and bicycles, which is a great alternative for cyclists.   

Link Light Rail

The Link Light Rail system is the most commonly used means of public transportation in Seattle. These light rail trains are a great transportation alternative to get to Seattle-Tacoma International Airport. These trains provide transportation from downtown Seattle directly to level 4 of the airport parking lot. Trains operate every 7.5 to 15 minutes and take about 40 minutes to get to the airport. Monday to Saturday the Link Light Rail operates from 5 am to 1 am and on Sundays it operates from 6 am to midnight. Tickets can be purchased from kiosks at the station with cash or credit card.

Bicycle

Seattle-Tacoma International Airport features various bicycle resources for passengers who want to access the airport by bike. There are over 50 bicycle rental stations throughout the city that are a part of the city’s bike share system. Fees start at 8 USD. You can conclude your rental duration by simply locking the bike at the station at the airport. You can get to the airport by following the special bike paths and shared roadways. The airport features bicycle assembly stations, bicycle parking areas, and long-term storage areas.  

Hotel Shuttle Services

Many hotels located in Seattle provide their guests with airport shuttle services. To take advantage of this service make sure to discuss it with the hotel you are staying at in advance. We recommend making a reservation for this service. Hotel shuttle services are an extremely practical and comfortable means of transportation but it can be a bit more expensive than taking a taxi. Depending on your location in the city it can take about 20 minutes to get to the airport.  

Taxi

Taxis are a very convenient transportation alternative to get to Sea-Tac Airport from the city center. Taxis are easily accessible from the city center. You can also ask your hotel to arrange a taxi for you according to your departure time. A taxi to the airport from the city center costs 50 USD on average and takes about 20 minutes if there’s no traffic.

Rental Car

Renting a car is another way to get to the airport from the city center. Renting a car is also a great option for getting around in the city during your trip. There are many rental car companies located in the city center. You can also ask your hotel to help you arrange a rental car. Depending on the traffic it takes about 20 minutes to get to Sea-Tac Airport from the city center by car. You can drop your rental car off at the Rental Car Facility at the airport. From there, there are shuttle bus services that provide transportation to the airport terminals 24 hours a day. 

Shuttle

There are various shared ride van and scheduled airporter services that provide transportation between the city center and Sea-Tac Airport. Each company has specific drop off and pick up locations. For more information on shuttle services to the airport and shuttle operators, please visit Seattle-Tacoma International Airport’s website.

Airport Information

Located 24 km from the city center, Seattle-Tacoma International Airport, also known as Sea-Tac Airport, is the city’s primary airport that welcomes millions of passengers every year. The airport operates passenger services out of one central terminal and two satellite terminals. Sea-Tac Airport features basic passenger services and amenities such as a lost and found, children’s play areas, ATMs, mail services, storage facilities, Wi-Fi, lounges, emergency services, currency exchange services, and business services. However, the airport also features services that are quite unique, such as pet relief areas, a conference center, an Art Walk, electric car charging stations, live music performances, and massage services.

Seattle-Tacoma International Airport also contains a variety of delicious restaurants, bars, and cafes where passengers can enjoy a bite to eat or something to drink. With a rich range of venues, Sea-Tac aims to satisfy every palette. Eating and drinking venues at the airport include Anthony’s Restaurant, Dilettante Chocolates & Mocha Café, Freshens, Dish D’Lish, Ivar’s Seafood, Maki of Japan, Pallino Pastaria, Beecher’s Handmade Cheese, Wolfgang Puck Gourmet Express, Qdoba, Starbucks, Vino Volo, and Wendy’s.

Sea-Tac Airport features many stores where you can buy last minute gifts, souvenirs, clothing, electronics, and much more. Stores where you can go shopping include Dilettante Chocolates & Mocha Café, Discover Puget Sound, Dufry Duty Free, ExOfficio, Fireworks, Hudson, Made in Washington, Seattle Hats, and Wishing Stone.

Transportation to Ontario City Center from Airport

Ontario Intl. Airport

It is quite easy to reach the city center from LA/Ontario International Airport. You can get on the bus for an affordable journey. If you prefer a more comfortable and fast means of transportation, you can choose from taxi, minivan and shuttle services. Please keep in mind that many hotels in Ontario provide shuttle services at the airport. In addition to these transfer alternatives, you can also rent a car at the airport.

Taxi

Once you pick up your luggage, you will see the taxi stops at the exit of the baggage claim area. A taximeter is available in all taxis. If you are traveling as a crowded group that cannot fit into a single taxi, you can also take advantage of door-to-door minivan services in the same area.

Rent a car

For the passengers who want to rent a car, airport shuttles depart regularly in front of the passenger terminal building to the car rental center (ConRAC) where there are offices of 10 different car rental companies. Once you rent a car, you can reach the city center in less than 10 minutes by driving through E Holt Boulevard.

Bus

After getting on bus number 61 departing from the bus stops in front of the terminal building, you should transfer to bus 80 on Holt. You can reach the city center in half an hour in total.

Hotel Shuttle Services

Many hotels and motels in the city offer airport shuttle services. If your hotel provides a shuttle service and if you would like to take advantage of this service, you are recommended to make a reservation at least 72 hours in advance.

Shuttle Service

Airport shuttle services depart from 3 different points of the airport. You can take the shuttle services departing every 5 to 20 minutes from the 5th floor of the airport car park, from the car rental center or in front of the passenger terminal depending on the crowdedness. All shuttles are wheelchair accessible vehicles.

Charter Bus / Minivan / Limousine

The passengers traveling as a crowded group and don't want to compromise on their comfort can enjoy comfortable transfer between the airport and the city center taking this exclusive service. Please keep in mind that you need to make a reservation in advance to take advantage of this service.

Ontario Weather

5-Day Forecast • Min / Max Temperature

Saturday
17 Oct
Cloudy
31°20°
Today
Sunday
18 Oct
Cloudy
31°17°
Monday
19 Oct
Clear
29°17°
Tuesday
20 Oct
Clear
26°18°
Wednesday
21 Oct
Rain
24°17°

Flights with Alternative Departure Locations Seattle Ontario

Frequently Asked Questions

When you search for Seattle-Ontario (Ontario Intl.) flights, Wingie directly gathers and compares instant data from all airlines. You can see all Seattle-Ontario (Ontario Intl.) flights together for the date you are looking for and choose the most suitable flight.
For Seattle-Ontario (Ontario Intl.) flights, you can use Seattle Lake Union Airport, Seattle Tacoma Intl. Airport, Paine - Snohomish County Airport as departure airport, and Ontario Intl. Airport, Toronto Union Railway Station for arrival.
The flight distance between Seattle-Ontario (Ontario Intl.) is 1555 kilometers in total. The flight between the two cities takes 1 hour 50 minutes.
When the average prices are examined, the most suitable day for Seattle-Ontario (Ontario Intl.) flights is Thursday.
Frontier Airlines, Delta Air Lines organizes direct flights between Seattle-Ontario (Ontario Intl.).
On this route, low-cost airlines typically offer fares that include only cabin and hand baggage. Full-service airlines may include baggage and refreshment fees in the base price. The best option varies according to baggage needs. Based on current data, the lowest fare on this route with Frontier Airlines starts from approximately $34.
AirlinePriceStandard inclusions
Frontier Airlines
$34
1 piece of handbag (45x35x20 cm cm)
Delta Air Lines
$109
Paid Change (up to 48 hours) / No Refund / 1 piece cabin baggage / Complimentary Refreshments / In-flight Entertainment

Last update: 14.10.2026

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