YKM - ONT

$231 Find Cheap Flights from Yakima to Ontario - Compare and Save

1 adult
1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$431
Typical prices: $604-$718
Alaska Airlines
Sat 2/3Tue 2/6
YKM - ONT • 1 stop
Cheapest one-way
$231
Typical prices: $210-$501
Alaska Airlines
Sat 2/24
YKM - ONT • 1 stop
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Booking Insights
Flight Deals

Cheap Flights from Yakima to Ontario (YKM-ONT)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Yakima to Ontario

Wed, Feb 3 - Sat, Feb 6
Alaska Airlines Logo
6:15 am - 10:38 amYKM  Yakima Air Terminal-ONT Ontario
4h 23m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
6:00 am - 12:09 pmONT  Ontario-YKM Yakima Air Terminal
6h 09m1 stop Seattle/Tacoma Intl
$431Alaska Airlines
Wed, Feb 3 - Sat, Feb 6
Alaska Airlines Logo
12:46 pm - 8:03 pmYKM  Yakima Air Terminal-ONT Ontario
7h 17m2 stops Seattle/Tacoma Intl Portland
Alaska Airlines Logo
4:29 pm - 11:50 pmONT  Ontario-YKM Yakima Air Terminal
7h 21m1 stop Seattle/Tacoma Intl
$498Alaska Airlines
Wed, Feb 3 - Sat, Feb 6
Alaska Airlines Logo
12:46 pm - 8:03 pmYKM  Yakima Air Terminal-ONT Ontario
7h 17m2 stops Seattle/Tacoma Intl Portland
Alaska Airlines Logo
7:20 am - 11:50 pmONT  Ontario-YKM Yakima Air Terminal
16h 30m2 stops Portland Seattle/Tacoma Intl
$565Alaska Airlines
Tue, Nov 17 - Sat, Nov 21
Alaska Airlines Logo
6:02 am - 11:18 amYKM  Yakima Air Terminal-ONT Ontario
5h 16m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
4:01 pm - 11:59 pmONT  Ontario-YKM Yakima Air Terminal
7h 58m1 stop Seattle/Tacoma Intl
$585Alaska Airlines
Tue, Nov 17 - Sat, Nov 21
Alaska Airlines Logo
3:18 pm - 9:52 amYKM  Yakima Air Terminal-ONT Ontario
18h 34m2 stops Seattle/Tacoma Intl Portland
Alaska Airlines Logo
4:01 pm - 11:59 pmONT  Ontario-YKM Yakima Air Terminal
7h 58m1 stop Seattle/Tacoma Intl
$740Alaska Airlines
Mon, Nov 16 - Fri, Nov 20
Alaska Airlines Logo
3:18 pm - 11:06 pmYKM  Yakima Air Terminal-ONT Ontario
7h 48m1 stop Seattle/Tacoma Intl
Alaska Airlines Logo
8:59 pm - 11:59 pmONT  Ontario-YKM Yakima Air Terminal
27h 00m1 stop Seattle/Tacoma Intl
$894Alaska Airlines
Tue, Nov 17 - Sat, Nov 21
Alaska Airlines Logo
6:02 am - 3:26 pmYKM  Yakima Air Terminal-ONT Ontario
9h 24m2 stops Seattle/Tacoma Intl Boise Air Term. Gowen Fld
Alaska Airlines Logo
6:07 pm - 3:17 pmONT  Ontario-YKM Yakima Air Terminal
21h 10m2 stops Portland Seattle/Tacoma Intl
$925Alaska Airlines
Booking Insights

Price, demand and travel trends for Yakima to Ontario flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights with more confidence.

How much is a round-trip flight from Yakima to Ontario?

Round-trip flights from Yakima to Ontario typically range from $604 to $718. The lowest price found in the past 5 days was $431, on Alaska Airlines.

Key details for Yakima to Ontario flights

Cheapest flight

$231
One-way flight from Yakima to Ontario

When to book flights from Yakima to Ontario

Are your dates flexible? Find out the best times to travel from Yakima to Ontario based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Yakima to Ontario flight questions, answered

Find helpful answers about this route, including flight times, airports, airlines and booking tips.

  • What cabin classes can I book on flights from Yakima to Ontario?

    Only Economy Class is available on flights from Yakima to Ontario.

  • Do I need a passport to fly from Yakima to Ontario?

    No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

  • Have flight prices from Yakima to Ontario changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $431 to $925. That means the highest observed fare was about 2x higher than the lowest one.

  • How are flight prices from Yakima to Ontario looking right now?

    One-way fares from Yakima to Ontario are currently in line with typical prices for this route. Average one-way fares are about $252.

  • What car rental options are available at Ontario Airport (ONT)?

    Ontario Airport (ONT) hosts 5 major car rental companies, with daily rates averaging $60 for economy cars. Top options include:

    • Fox
    • Europcar
    • Thrifty
    • Alamo
    • Dollar

  • Which airports can I use when flying from Yakima to Ontario?

    Flights from Yakima to Ontario usually depart from Yakima Air Terminal (YKM) and arrive at Ontario (ONT).

  • Which airports do connecting flights from Yakima to Ontario pass through?

    Most connecting flights from Yakima to Ontario pass through Seattle/Tacoma Intl (SEA), which handles 100% of one-stop traffic on this route.

  • Can I save money by using flexible dates for flights from Yakima to Ontario?

    Yes. Flexible dates can save you up to 47% on flights from Yakima to Ontario. Thursday is the cheapest departure day at $383 round-trip on average, while Friday is the most expensive at $718, a difference of $335.

    KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • What popular places can I visit in Ontario?

    Some of the most popular sights in Ontario are Ontario Convention Center and Cucamonga-Guasti Regional Park. These are among the most viewed places in Ontario on KAYAK.

Your guide to booking Yakima to Ontario flights

Get tips on when to book, when to fly and what to know before your trip.

More options for your flight from Yakima to Ontario

Complete your trip to Ontario with a hotel stay or car rental