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Ontario

$217+ 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
YKM — ONT
May 29 — Jun 51
Fri 5/29
Fri 6/5
1 adult, Economy
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Cheap 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 April 29, 2026.

This Expedia deal was found by Cheapflights users on 4/28. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/76:15 am
YKM
-
ONT
1 stop4h 59m
Alaska Airlines
Mon 8/105:26 pm
ONT
-
YKM
1 stop6h 33m
Alaska Airlines
Deal found 4/28$359
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Wed 12/25:13 am
YKM
-
ONT
1 stop5h 56m
Alaska Airlines
Sat 12/56:00 am
ONT
-
YKM
1 stop7h 34m
Alaska Airlines
Deal found 4/23$380
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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 5/293:14 pm
YKM
-
ONT
1 stop19h 56m
Alaska Airlines
Mon 6/18:11 pm
ONT
-
YKM
1 stop18h 23m
Alaska Airlines
Deal found 4/24$403
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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.
Sun 6/73:14 pm
YKM
-
ONT
1 stop19h 56m
Alaska Airlines
Sun 6/146:02 am
ONT
-
YKM
1 stop7h 13m
Alaska Airlines
Deal found 4/28$479
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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 5/81:57 pm
YKM
-
ONT
1 stop5h 08m
Alaska Airlines
Sun 5/106:00 am
ONT
-
YKM
1 stop7h 20m
Alaska Airlines
Deal found 4/23$492
This Alaska Airlines deal was found by Cheapflights users on 4/27. 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 9/246:15 am
YKM
-
ONT
1 stop5h 01m
Alaska Airlines
Sun 9/273:12 pm
ONT
-
YKM
1 stop8h 43m
Alaska Airlines
Deal found 4/27$497
This Alaska Airlines deal was found by Cheapflights users on 4/28. 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.
Wed 5/136:15 am
YKM
-
ONT
1 stop4h 57m
Alaska Airlines
Wed 5/277:41 pm
ONT
-
YKM
1 stop4h 18m
Alaska Airlines
Deal found 4/28$541
This Alaska Airlines deal was found by Cheapflights users on 4/24. 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 5/223:14 pm
YKM
-
ONT
1 stop19h 56m
Alaska Airlines
Mon 5/258:11 pm
ONT
-
YKM
1 stop18h 23m
Alaska Airlines
Deal found 4/24$544
This Alaska Airlines deal was found by Cheapflights users on 4/23. 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.
Mon 4/271:57 pm
YKM
-
ONT
1 stop5h 08m
Alaska Airlines
Wed 4/296:00 am
ONT
-
YKM
1 stop7h 20m
Alaska Airlines
Deal found 4/23$586

Find 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 April 29, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$359
(Expedia)

One-way from

$217
(Alaska Airlines)
Provider with most accurate pricing for Yakima Air Terminal-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Yakima Air Terminal-Ontario flights.
Search Deals
From Yakima Air Terminal to Ontario
Search Deals
One-way flight from Yakima Air Terminal to Ontario
Search Deals

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 April 29, 2026.
Use the filters below to find and compare flights from Yakima to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Fri 5/29

3:14 pm-11:10 am

1 stop19h 56m

Ontario

Mon 6/1

8:11 pm-2:34 pm

1 stop18h 23m

$403

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Sun 6/7

3:14 pm-11:10 am

1 stop19h 56m

Ontario

Sun 6/14

6:02 am-1:15 pm

1 stop7h 13m

$479

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Thu 9/24

6:15 am-11:16 am

1 stop5h 01m

Ontario

Sun 9/27

3:12 pm-11:55 pm

1 stop8h 43m

$497
Quickest round-trip

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Wed 5/13

6:15 am-11:12 am

1 stop4h 57m

Ontario

Wed 5/27

7:41 pm-11:59 pm

1 stop4h 18m

$541

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Fri 5/22

3:14 pm-11:10 am

1 stop19h 56m

Ontario

Mon 5/25

8:11 pm-2:34 pm

1 stop18h 23m

$544

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Tue 5/12

1:57 pm-10:32 pm

1 stop8h 35m

Ontario

Sat 5/16

4:03 pm-11:59 pm

1 stop7h 56m

$744

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Fri 5/8

1:57 pm-7:05 pm

1 stop5h 08m

Ontario

Sun 5/10

6:00 am-1:20 pm

1 stop7h 20m

$773
Cheapest one-way
Quickest one-way

YakimaOntario

YKM - ONT

YKMONT

Yakima Air Terminal

Sat 5/16

6:15 am-11:10 am

1 stop4h 55m

$217

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/25

Sorted by cheapest first

Compare providers for flights from Yakima to Ontario

Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Yakima to Ontario in April.
ProviderPrice AccuracyTrust Score*
FlightHubPrice Accuracy3 starsTrust Score*3 stars
ExpediaPrice Accuracy1 starTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Yakima-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Yakima-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Yakima-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Yakima-Ontario flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Yakima-Ontario flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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.

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 19h 56m. 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.

See more FAQs

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