HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Ontario

$203+ Cheap flights from Yakima to Ontario (YKM - ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 9/30. Fares are subject to change and may not be available on all flights or dates of travel.
YKM — ONT
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Yakima to Ontario with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Yakima to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Yakima (YKM) to Ontario (ONT). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$342
(Alaska Airlines)

One-way from

$203
(Alaska Airlines)
From Yakima Air Terminal to Ontario
Search Deals
One-way flight from Yakima Air Terminal to Ontario
Search Deals

Find flight deals from Yakima to Ontario

Cheapest flights from Yakima to Ontario
Explore the most affordable flight options available from Yakima to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/232:03 pmYKM - ONT
1 stop10h 00mAlaska Airlines
Mon 10/276:11 pmONT - YKM
1 stop23h 32mAlaska Airlines
Deal found 9/10$342
This Alaska Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/316:15 amYKM - ONT
1 stop4h 50mAlaska Airlines
Sat 11/811:59 amONT - YKM
1 stop5h 44mAlaska Airlines
Deal found 9/11$390
This Alaska Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/252:09 pmYKM - ONT
1 stop4h 38mAlaska Airlines
Mon 9/296:00 amONT - YKM
1 stop7h 32mAlaska Airlines
Deal found 9/10$425
This Trip.com deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/156:15 amYKM - ONT
2 stops14h 41mMultiple Airlines
Thu 9/186:00 amONT - YKM
1 stop7h 32mMultiple Airlines
Deal found 9/10$641
This American Airlines deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/232:03 pmYKM - ONT
2 stops19h 16mAmerican Airlines
Mon 10/2710:09 amONT - YKM
2 stops14h 00mAmerican Airlines
Deal found 9/10$771
This Alaska Airlines deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/112:09 pmYKM - ONT
1 stop4h 38mAlaska Airlines
Mon 9/156:00 amONT - YKM
1 stop7h 32mAlaska Airlines
Deal found 9/11$964

Cheapflights Fare Finder

 
Customize your flight search to find flights from Yakima to Ontario that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from Yakima to Ontario that are best for you.

Fly from

Yakima

Fly to

Ontario

Route

Depart

Return

Price

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Thu 10/23

2:03 pm-12:03 am

1 stop10h 00m

Ontario

Mon 10/27

6:11 pm-5:43 pm

1 stop23h 32m

$342

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Fri 10/31

6:15 am-11:05 am

1 stop4h 50m

Ontario

Sat 11/8

11:59 am-5:43 pm

1 stop5h 44m

$390

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Thu 9/25

2:09 pm-6:47 pm

1 stop4h 38m

Ontario

Mon 9/29

6:00 am-1:32 pm

1 stop7h 32m

$425

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Thu 10/23

2:03 pm-9:19 am

2 stops19h 16m

Ontario

Mon 10/27

10:09 am-12:09 am

2 stops14h 00m

$771

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Tue 9/30

6:15 am-10:44 am

1 stop4h 29m

$203

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Sat 9/27

2:09 pm-6:47 pm

1 stop4h 38m

$314

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Sat 9/27

6:15 am-5:00 pm

2 stops10h 45m

$642

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Wed 9/24

6:15 am-9:26 am

2 stops27h 11m

$777

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/11

Best time to book a flight from Yakima to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Yakima with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from Yakima to Ontario

What is the cheapest month to book a flight from Yakima to Ontario?

Currently, August is the cheapest month in which you can book a flight from Yakima to Ontario (average of $246). Flying from Yakima to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Related info for your journey

Find useful and relevant information for your journey from Yakima to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Yakima to Ontario?

    There are many flights that can get you from Yakima to Ontario in 10h. Fly via Alaska Airlines to get the fastest option. The distance from Yakima to Ontario is about 878 mi.

  • Can I find deals for flights from Yakima to Ontario that include hotel bookings?

    Yes. In addition to deals on Yakima to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Yakima to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Yakima to Ontario.

  • Can I find deals for business class flights from Yakima to Ontario?

    Yes. Cheapflights offers flight deals from Yakima to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Yakima to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Yakima to Ontario (average of $246). Flying from Yakima to Ontario in March is currently the most expensive (average of $328). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Yakima to Ontario

See prices for flight routes from nearby airports that may be better suited for you.
Seattle to Las Vegas flights
Seattle to Los Angeles flights
Seattle to Ontario flights
Seattle to San Diego flights
Seattle to San Francisco flights
Portland to Los Angeles flights
Seattle to Santa Ana flights
Portland to Las Vegas flights
Everett to Las Vegas flights
Portland to Ontario flights
Portland to San Francisco flights
Seattle to Palm Springs flights
Seattle to San Jose flights
Portland to Santa Ana flights
Portland to San Diego flights
Seattle to Burbank flights
Everett to Los Angeles flights
Seattle to Reno flights
Everett to San Diego flights
Portland to Palm Springs flights
Seattle to Oakland flights
Portland to Burbank flights
Everett to San Francisco flights
Everett to Santa Ana flights
Seattle to Sacramento flights
Portland to Oakland flights
Portland to San Jose flights
Portland to Sacramento flights
Portland to Reno flights
Seattle to Santa Barbara flights
Seattle to Long Beach flights
Spokane to Los Angeles flights
Spokane to San Diego flights
Spokane to Las Vegas flights
Seattle to Fresno flights
Seattle to Santa Rosa flights
Seattle to San Luis Obispo flights
Spokane to San Francisco flights
Portland to Santa Rosa flights
Portland to Santa Barbara flights
Portland to Long Beach flights
Seattle to Monterey flights
Portland to San Luis Obispo flights
Pasco to Los Angeles flights
Pasco to Las Vegas flights
Spokane to Palm Springs flights
Pasco to San Francisco flights
Spokane to San Jose flights
Portland to Fresno flights
Spokane to Ontario flights

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.