Question 1

How long does it take to travel from Ontario to Seattle?

Accepted Answer

A one-way nonstop (direct) flight between Ontario and Seattle takes around 2.7 hours.

Question 2

What is the flight distance between Ontario and Seattle?

Accepted Answer

The flight distance between Ontario and Seattle is 1542 km.

Question 3

What airlines offer nonstop (direct) flights between Ontario and Seattle?

Accepted Answer

Several carriers operate flights between Ontario and Seattle. Airlines offering nonstop (direct) flights include Alaska Airlines, Frontier Airlines.

Question 4

What are the most popular routes to and from Ontario?

Accepted Answer

Travelers frequently search for route combinations, such as Ontario and Guadalajara, London, Dallas, Las Vegas, San Francisco, Mexico City, Houston, Sacramento, Denver, Honolulu, New York, Portland, Chicago, Washington, D.C., Toronto, Orlando, Cancún, Veracruz, Manila, Edmonton.

Question 5

What are the most popular routes to and from Seattle?

Accepted Answer

Travelers frequently search for route combinations, such as Seattle and London, New York, Calgary, Los Angeles, Mexico City, Guadalajara, San Francisco, Las Vegas, Phoenix, Manchester, Edinburgh, Chicago, Denver, San Diego, Dallas, Boston, Washington, D.C., Salt Lake City, Toronto, Orlando.

Question 6

What airports are near Ontario?

Accepted Answer

The main airport in Ontario is Ontario International. It is also served by Tijuana International, San Diego International, John Wayne, Ontario International, Hollywood Burbank, Palm Springs International, Santa Barbara Municipal, Long Beach, McClellan–Palomar, Imperial County.

Question 7

What airports are near Seattle?

Accepted Answer

The main airport in Seattle is Seattle–Tacoma International. It is also served by Vancouver International, Portland International, Abbotsford International, Bellingham International, Yakima Air Terminal, Paine Field Everett, Pangborn Memorial, Vancouver Harbour Flight Centre, Victoria Inner Harbour SPB.

Question 8

Which airlines fly between Ontario and Seattle?

Accepted Answer

Currently, you can fly between Ontario and Seattle with Alaska Airlines, Frontier Airlines, Hahn Air Technologies, Harbour Air (Priv), Air Excursions.

Question 9

When’s the best time to travel between Ontario and Seattle?

Accepted Answer

If you don’t have specific dates for your trip between Ontario and Seattle, you can enter a date range into the departure and return fields. Most carriers on the Kiwi.com website allow you to search and book up to six months from the day of your search. Order the search results by the best, cheapest, or fastest route, or find the cheapest outbound and return combination in the pricing table.

Question 10

What flights operate between Ontario and Seattle?

Accepted Answer

Traveling between Ontario and Seattle, you can choose between direct (nonstop) flights or flights with one or more stops. You can select the number of stops on your journey, including an overnight stopover, and the duration of the stopover. What’s more, you can also select where you want to have your stopover. Want to say "Hi" to a friend in another city en route to your destination? Or fancy a quick round of shopping? Go Multi-City or Nomad and add places to your search that you wish to visit.

Question 11

How many airports are there near Ontario?

Accepted Answer

There are a number of airports in and around Ontario. The main one is Ontario International and other nearby airports include Tijuana International, San Diego International, John Wayne, Ontario International, Hollywood Burbank, Palm Springs International, Santa Barbara Municipal, Long Beach, McClellan–Palomar, Imperial County

Question 12

How many airports are there near Seattle?

Accepted Answer

There are a number of airports in and around Seattle. The main one is Seattle–Tacoma International and other nearby airports include Vancouver International, Portland International, Abbotsford International, Bellingham International, Yakima Air Terminal, Paine Field Everett, Pangborn Memorial, Vancouver Harbour Flight Centre, Victoria Inner Harbour SPB.

Question 13

What time do nonstop (direct) flights between Ontario and Seattle depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Ontario, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 14

What time do nonstop (direct) flights between Ontario and Seattle arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Seattle, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Question 15

What time do flights between Ontario and Seattle depart?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred departure time when you search on our website or mobile app. Choose the time of day you wish to depart from Ontario, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 16

What time do flights between Ontario and Seattle arrive?

Accepted Answer

This depends on the airline’s flight schedule. You can easily select your preferred arrival time when you search on our website or mobile app. Choose the time of day you wish to arrive at Seattle, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Cheapest one-way trip	£75
Cheapest nonstop round-trip	£170
Cheapest round-trip	£145
Average round-trip	£212
Nonstop flights in August	£87 – £284

Transport Option	Typical Time	Typical Cost	Frequency	Best For
Link Light Rail (1 Line)	35-45 min	$3 – $3.25; fare to downtown stations	every 6–15 min (traffic dependent)	budget travelers to downtown
Sound Transit Express Bus 560	45-70 min	$2.75 – $3.25; varies by destination zone	every 15–30 min (traffic dependent)	Bellevue and Eastside
King County Metro Bus	50-80 min	$2.75; flat fare	every 15–30 min (traffic dependent)	local connections
Taxi	25-50 min	$45 – $65; metered; flat rate to downtown available	on-demand 24/7 (traffic dependent)	door-to-door convenience
Ride-hailing (Uber/Lyft)	25-50 min	$35 – $60; surge pricing may apply	on-demand 24/7 (traffic dependent)	flexible pickup locations
Private Transfer / Shuttle	25-50 min	$50 – $100; pre-booked; varies by provider	by reservation (traffic dependent)	groups and guaranteed pickup
Rental Car	25-50 min	$40 – $100; per day; varies by vehicle and provider	24/7 availability (traffic dependent)	exploring beyond Seattle

Airline	Mon 17.08	Tue 18.08	Wed 19.08	Thu 20.08	Fri 21.08	Sat 22.08	Sun 23.08
Alaska Airlines	5	4	4	4	4	3	4
Frontier Airlines	1	1	1	1	1	1	1
Hawaiian Airlines	---	---	---	---	---	---	---
Weekly flights: 35 total	Daily flights: 5 average	Most flights: Monday 5 flights

Airline	Mon 24.08	Tue 25.08	Wed 26.08	Thu 27.08	Fri 28.08	Sat 29.08	Sun 30.08
Alaska Airlines	4	3	3	4	4	3	4
Frontier Airlines	1	1	1	1	1	1	1
Hawaiian Airlines	---	---	---	---	---	---	---
Weekly flights: 32 total	Daily flights: 4.57 average	Most flights: Monday 4 flights

Airline	Mon 31.08	Tue 01.09	Wed 02.09	Thu 03.09	Fri 04.09	Sat 05.09	Sun 06.09
Alaska Airlines	4	3	3	4	4	3	4
Frontier Airlines	1	1	1	1	1	1	1
Hawaiian Airlines	---	---	---	---	---	---	---
Weekly flights: 32 total	Daily flights: 4.57 average	Most flights: Monday 4 flights

Name	Carrier code	IATA Code	Passport needed during booking
Alaska Airlines	ASA	AS	No
Frontier Airlines	FFT	F9	No
Hahn Air Technologies		X1	Yes
Harbour Air (Priv)	HES	YB	No
Air Excursions		X4	No

Month	Average monthly max temperature	Average monthly min temperature
January	7°C	2°C
February	8°C	2°C
March	10°C	3°C
April	13°C	5°C
May	18°C	8°C
June	21°C	10°C
July	25°C	13°C
August	25°C	14°C
September	22°C	11°C
October	15°C	8°C
November	10°C	4°C
December	6°C	2°C

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