Ontario International to Seattle Tacoma International Flights
If it is your first time travelling to Seattle-Tacoma International then check out the airliners Volaris, LATAM Airlines, ITA Airways, Frontier, Air France, Japan Airlines, WestJet, Korean Air, KLM, Delta Connection, Virgin Atlantic, Qatar Airways, Alaska Airlines and Hawaiian Airlines. These airliners all offer direct flights that depart from Ontario International, so you will find flying to Seattle-Tacoma International is quite easy. The flight time is approximately 2 Hours 37 Minutes.
The exact cost of the flight we vary quite significantly base on the dates you travel, the time of day you will depart and how long in advance you pre book the flights. The cheapest flights available will generally be mid week or late in the evening, so if you are on a budget then these are the flight times you should consider. Alternatively, you could book well in advance and you flight could be up to 50% cheaper, especially with budget airliners. The ticket prices for most airliners will increase the close you get the departure date, so as soon as you know the date you will travel you should book your flights.
For a full summary of all the airliners that fly from Ontario International to Seattle-Tacoma International, please see the table below.
| Airliner | Mo | Tu | We | Th | Fr | Sa | Su | First Flight | Last Flight |
| Hawaiian Airlines | 7 | 4 | 4 | 6 | 6 | 6 | 8 | 06:00 | 20:59 |
| Alaska Airlines | 5 | 3 | 3 | 5 | 4 | 3 | 5 | 06:00 | 20:59 |
| Virgin Atlantic | 2 | 3 | 3 | 3 | 4 | 3 | 3 | 05:40 | 17:25 |
| Qatar Airways | 4 | 2 | 2 | 3 | 3 | 3 | 4 | 06:00 | 20:59 |
| Delta Connection | 3 | 3 | 3 | 3 | 3 | 2 | 3 | 05:40 | 17:25 |
| Korean Air | 2 | 3 | 2 | 3 | 3 | 2 | 1 | 05:40 | 17:25 |
| KLM | 2 | 3 | 2 | 3 | 3 | 2 | 1 | 05:40 | 17:25 |
| WestJet | 3 | 2 | 2 | 2 | 2 | 0 | 1 | 11:18 | 11:18 |
| Japan Airlines | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 06:00 | 06:00 |
| Air France | 0 | 1 | 2 | 1 | 1 | 1 | 0 | 17:25 | 17:25 |
| Volaris | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 07:58 | 10:59 |
| LATAM Airlines | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 17:25 | 17:25 |
| ITA Airways | 0 | 1 | 1 | 1 | 1 | 1 | 0 | 17:25 | 17:25 |
| Frontier | 1 | 0 | 0 | 1 | 1 | 1 | 1 | 07:58 | 10:59 |
Hawaiian Airlines offer the highest number of flights for this route with departures times between 06:00 and 20:59.
You can find the latest flight availability and prices from Hawaiian Airlines at hawaiianair.com. You can also book direct and get their latest discounts.
Flight times for Hawaiian Airlines are summarised in the table below. These time were correct at the time of writing, but please be aware that times may vary from time to time so please check their website for exact times and the dates you wish to fly.
| Day | Flying Time |
| Monday | 06:00, 10:00, 14:19, 18:30 and 20:59 |
| Tuesday | 06:00, 11:29 and 16:15 |
| Wednesday | 06:00, 11:29 and 16:15 |
| Thursday | 06:00, 10:00, 14:19, 18:30 and 20:59 |
| Friday | 06:00, 10:00, 14:19 and 20:59 |
| Saturday | 06:00, 11:29 and 18:30 |
| Sunday | 06:00, 10:00, 14:19, 19:27 and 20:59 |
Please remember to leave plenty of time to get though customers when you are departing form the airports. Flights regulations are getting very strict these days so getting through customs can take in excess of 1 hour in some cases.
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