Question 1

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

Accepted Answer

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

Question 2

What is the flight distance between Seattle and Ontario?

Accepted Answer

The flight distance between Seattle and Ontario is 1542 km.

Question 3

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

Accepted Answer

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

Question 4

What are the most popular routes to and from Seattle?

Accepted Answer

Travelers frequently search for route combinations, such as Seattle and London, Mexico City, New York, Las Vegas, Los Angeles, Guadalajara, Calgary, Edinburgh, Phoenix, San Francisco, Dallas, Chicago, Honolulu, San Diego, Glasgow, Belfast, Denver, Istanbul, Kahului, Washington, D.C..

Question 5

What are the most popular routes to and from Ontario?

Accepted Answer

Travelers frequently search for route combinations, such as Ontario and London, San Francisco, Guadalajara, Las Vegas, Dallas, Houston, Sacramento, Portland, Denver, Atlanta, Chicago, Los Angeles, New York, Toronto, Calgary, Vancouver, Mexico City, Edmonton, Washington, D.C., Orlando.

Question 6

Which airports are there in Seattle?

Accepted Answer

Seattle is mainly served by Seattle–Tacoma International. But there are other airports nearby, including Boeing Field, Kenmore Air Harbor Seaplane Base.

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, Paine Field Everett, Vancouver Harbour Flight Centre, Yakima Air Terminal, Pangborn Memorial, Victoria Inner Harbour SPB.

Question 8

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, Imperial County, McClellan–Palomar, Long Beach.

Question 9

Which airlines fly between Seattle and Ontario?

Accepted Answer

Currently, you can fly between Seattle and Ontario with Frontier Airlines, Alaska Airlines, Hahn Air Technologies, Air Canada, Air Excursions.

Question 10

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

Accepted Answer

If you don’t have specific dates for your trip between Seattle and Ontario, 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 11

What flights operate between Seattle and Ontario?

Accepted Answer

Traveling between Seattle and Ontario, 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 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, Paine Field Everett, Vancouver Harbour Flight Centre, Yakima Air Terminal, Pangborn Memorial, Victoria Inner Harbour SPB

Question 13

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, Imperial County, McClellan–Palomar, Long Beach.

Question 14

What time do nonstop (direct) flights between Seattle and Ontario 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 Seattle, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 15

What time do nonstop (direct) flights between Seattle and Ontario 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 Ontario, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Question 16

What time do flights between Seattle and Ontario 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 Seattle, such as morning, afternoon, evening, or night, or select the exact hours for departure.

Question 17

What time do flights between Seattle and Ontario 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 Ontario, such as morning, afternoon, evening, or night, or select the exact hours for arrival.

Cheapest one-way trip	£92
Cheapest nonstop round-trip	£229
Cheapest round-trip	£184
Average round-trip	£263
Nonstop flights in July	£135 – £232

Airline	Mon 29.06	Tue 30.06	Wed 01.07	Thu 02.07	Fri 03.07	Sat 04.07	Sun 05.07
Alaska Airlines	5	3	3	5	5	3	5
Frontier Airlines	1	1	1	1	1	1	1
Hawaiian Airlines	---	3	3	5	5	3	---
Weekly flights: 55 total	Daily flights: 7.86 average	Most flights: Monday 5 flights

Airline	Mon 06.07	Tue 07.07	Wed 08.07	Thu 09.07	Fri 10.07	Sat 11.07	Sun 12.07
Alaska Airlines	5	4	4	5	5	4	5
Frontier Airlines	1	1	1	1	1	1	1
Hawaiian Airlines	---	---	---	---	---	---	---
Weekly flights: 39 total	Daily flights: 5.57 average	Most flights: Monday 5 flights

Airline	Mon 13.07	Tue 14.07	Wed 15.07	Thu 16.07	Fri 17.07	Sat 18.07	Sun 19.07
Alaska Airlines	5	4	4	5	5	4	5
Frontier Airlines	1	1	1	1	1	1	1
Hawaiian Airlines	---	---	---	---	---	---	---
Weekly flights: 39 total	Daily flights: 5.57 average	Most flights: Monday 5 flights

Airline	Mon 20.07	Tue 21.07	Wed 22.07	Thu 23.07	Fri 24.07	Sat 25.07	Sun 26.07
Alaska Airlines	5	4	4	5	5	4	5
Frontier Airlines	1	1	1	1	1	1	1
Hawaiian Airlines	---	---	---	---	---	---	---
Weekly flights: 39 total	Daily flights: 5.57 average	Most flights: Monday 5 flights

Cheap flights from Seattle to Ontario from £92

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Company

Platform

Features

Discover

Name	Carrier code	IATA Code	Passport needed during booking
Frontier Airlines	FFT	F9	No
Alaska Airlines	ASA	AS	No
Hahn Air Technologies		X1	Yes
Air Canada	ACA	AC	Yes
Air Excursions		X4	No

Month	Average monthly max temperature	Average monthly min temperature
January	18°C	7°C
February	18°C	7°C
March	20°C	8°C
April	23°C	10°C
May	25°C	12°C
June	29°C	16°C
July	32°C	19°C
August	33°C	20°C
September	31°C	18°C
October	27°C	14°C
November	22°C	10°C
December	17°C	7°C