Question 1

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

Accepted Answer

A one-way nonstop (direct) flight between Ontario and Portland takes around 2.3 hours.

Question 2

What is the flight distance between Ontario and Portland?

Accepted Answer

The flight distance between Ontario and Portland is 1352 km.

Question 3

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

Accepted Answer

Several carriers operate flights between Ontario and Portland. Airlines offering nonstop (direct) flights include Frontier Airlines, Alaska 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 Denver, Orlando, Austin, Las Vegas, Atlanta, Sacramento, San Francisco, Seattle, San Antonio, Guadalajara, Charlotte, New Orleans, Fort Lauderdale, Philadelphia, Washington, D.C., Oakland, San Jose, Detroit, Minneapolis, Chicago.

Question 5

What are the most popular routes to and from Portland?

Accepted Answer

Travelers frequently search for route combinations, such as Portland and Denver, Las Vegas, Phoenix, Los Angeles, Atlanta, San Francisco, Houston, Mexico City, San Diego, Chicago, Salt Lake City, Minneapolis, Washington, D.C., Cincinnati, Austin, Dallas, London, Paris, Charlotte, Tampa.

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, Ontario International, John Wayne, Hollywood Burbank, Palm Springs International, Imperial County, Santa Barbara Municipal, Long Beach, Meadows Field.

Question 7

What airports are near Portland?

Accepted Answer

The main airport in Portland is Portland International. It is also served by Seattle–Tacoma International, Portland International, Eugene, Roberts Field, Kenmore Air Harbor Seaplane Base.

Question 8

Is it possible to combine flights, buses, and trains in one itinerary when traveling between Ontario and Portland?

Accepted Answer

Yes, it's possible to combine different modes of transport between Ontario and Portland thanks to our Virtual Interlining technology. Making use of not only flights but also trains and buses between Ontario and Portland can give rise to new adventures. Read more about how Virtual Interlining works on Kiwi.com Stories.

Question 9

What is Virtual Interlining and how do I use it?

Accepted Answer

Virtual Interlining provides a revolutionary way of traveling. You can combine different modes of transport like flights, trains, and buses into one itinerary. And this often saves money. Thanks to the world's largest carrier database, the Kiwi.com search function enables anyone to mix and match different modes of transport easily.

Question 10

Which airlines fly between Ontario and Portland?

Accepted Answer

Currently, you can fly between Ontario and Portland with Frontier Airlines, Alaska Airlines, Spirit Airlines, Avianca, United Airlines.

Question 11

When's the best time to travel between Ontario and Portland?

Accepted Answer

If you don’t have specific dates for your trip between Ontario and Portland, 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 12

What flights operate between Ontario and Portland?

Accepted Answer

Traveling between Ontario and Portland, 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 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, Ontario International, John Wayne, Hollywood Burbank, Palm Springs International, Imperial County, Santa Barbara Municipal, Long Beach, Meadows Field

Question 14

How many airports are there near Portland?

Accepted Answer

There are a number of airports in and around Portland. The main one is Portland International and other nearby airports include Seattle–Tacoma International, Portland International, Eugene, Roberts Field, Kenmore Air Harbor Seaplane Base.

Question 15

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

Question 17

What time do flights between Ontario and Portland 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 18

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

Cheapest one-way trip	$23
Cheapest nonstop round-trip	$23
Cheapest round-trip	$46
Average round-trip	$98
Nonstop flights in April	$23 – $339

Airline	Sun 07.04	Mon 08.04	Tue 09.04	Wed 10.04	Thu 11.04	Fri 12.04	Sat 13.04
Alaska Airlines	4	4	3	3	3	4	4
Frontier Airlines	---	---	---	1	1	1	1

Airline	Sun 14.04	Mon 15.04	Tue 16.04	Wed 17.04	Thu 18.04	Fri 19.04	Sat 20.04
Alaska Airlines	4	4	3	2	3	3	2
Frontier Airlines	1	1	1	1	1	1	1

Airline	Sun 21.04	Mon 22.04	Tue 23.04	Wed 24.04	Thu 25.04	Fri 26.04	Sat 27.04
Alaska Airlines	3	3	3	2	3	3	2
Frontier Airlines	1	1	1	1	1	1	1

Airline	Sun 28.04	Mon 29.04	Tue 30.04	Wed 01.05	Thu 02.05	Fri 03.05	Sat 04.05
Alaska Airlines	3	3	2	2	3	3	2
Frontier Airlines	1	1	1	1	1	1	1

Cheap flights from Ontario, CA to Portland, OR

Flights starting at $23. Choose between Frontier Airlines, Alaska Airlines, or Spirit Airlines to find the best price.

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Weekly direct flights for Sun 07.04 - Sat 13.04

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Weekly direct flights for Sun 28.04 - Sat 04.05

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Name	Carrier code	IATA Code	Passport needed during booking	Online check-in available
Frontier Airlines	FFT	F9	No	Opens 24 days before flight Closes 1 hours before flight
Alaska Airlines	ASA	AS	No	Opens 24 days before flight Closes 1 hours before flight
Spirit Airlines	NKS	NK	No	Opens 24 days before flight Closes 1 hours before flight
Avianca	AVA	AV	No	Opens 48 days before flight Closes 1 hours before flight
United Airlines	UAL	UA	Yes	No

Month	Average monthly max temperature	Average monthly min temperature
January	8°C	2°C
February	8°C	2°C
March	11°C	3°C
April	14°C	5°C
May	19°C	8°C
June	23°C	10°C
July	28°C	13°C
August	28°C	14°C
September	24°C	12°C
October	17°C	8°C
November	10°C	4°C
December	7°C	2°C