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$494+ Cheap flights from Waco to Ontario (ACT - ONT)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 8/18. Fares are subject to change and may not be available on all flights or dates of travel.
ACT — ONT
Sep 2 — Sep 91
Wed 9/2
Wed 9/9
1 adult, Economy
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Cheap flight deals from Waco to Ontario

Cheapest flights from Waco to Ontario
Explore the most affordable flight options available from Waco to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on August 3, 2026.

This American Airlines deal was found by Cheapflights users on 7/31. 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.
Tue 8/185:10 am
ACT
-
ONT
1 stop6h 24m
American Airlines
Wed 10/2811:59 pm
ONT
-
ACT
1 stop7h 35m
American Airlines
Deal found 7/31$494
This American Airlines deal was found by Cheapflights users on 7/30. 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.
Fri 8/146:00 pm
ACT
-
ONT
1 stop6h 59m
American Airlines
Tue 8/1812:33 pm
ONT
-
ACT
1 stop6h 15m
American Airlines
Deal found 7/30$580
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 8/156:00 pm
ACT
-
ONT
1 stop6h 59m
American Airlines
Wed 10/2810:25 am
ONT
-
ACT
1 stop5h 02m
American Airlines
Deal found 7/31$594
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 8/166:00 pm
ACT
-
ONT
1 stop6h 59m
American Airlines
Sat 10/312:22 pm
ONT
-
ACT
1 stop7h 11m
American Airlines
Deal found 7/31$602
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 8/155:10 am
ACT
-
ONT
1 stop6h 24m
American Airlines
Mon 10/2611:59 pm
ONT
-
ACT
1 stop7h 35m
American Airlines
Deal found 7/31$611
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 8/166:00 pm
ACT
-
ONT
1 stop6h 59m
American Airlines
Mon 10/2611:59 pm
ONT
-
ACT
1 stop7h 35m
American Airlines
Deal found 7/31$619
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 8/156:00 pm
ACT
-
ONT
1 stop6h 59m
American Airlines
Fri 10/3011:59 pm
ONT
-
ACT
1 stop7h 35m
American Airlines
Deal found 7/31$634
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sun 8/166:00 pm
ACT
-
ONT
1 stop6h 59m
American Airlines
Fri 10/3011:59 pm
ONT
-
ACT
1 stop7h 35m
American Airlines
Deal found 7/31$642
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 8/155:10 am
ACT
-
ONT
1 stop6h 24m
American Airlines
Tue 10/272:22 pm
ONT
-
ACT
1 stop7h 11m
American Airlines
Deal found 7/31$645
This American Airlines deal was found by Cheapflights users on 7/31. 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.
Sat 8/155:10 am
ACT
-
ONT
1 stop6h 24m
American Airlines
Sun 10/2511:59 pm
ONT
-
ACT
1 stop7h 35m
American Airlines
Deal found 7/31$653

Find flight deals from Waco to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Waco (ACT) 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 August 3, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$494
(American Airlines)
Provider with most accurate pricing for Waco-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for Waco-Ontario flights.
Search Deals
From Waco to Ontario
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Waco 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 August 3, 2026.
Use the filters below to find and compare flights from Waco to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip
Quickest round-trip

WacoOntario

ACT - ONT

ACTONT

Waco

Tue 8/18

5:10 am-9:34 am

1 stop6h 24m

Ontario

Wed 10/28

2:22 pm-9:59 pm

1 stop5h 37m

$494

WacoOntario

ACT - ONT

ACTONT

Waco

Fri 8/14

6:00 pm-10:59 pm

1 stop6h 59m

Ontario

Tue 8/18

12:33 pm-8:48 pm

1 stop6h 15m

$580

WacoOntario

ACT - ONT

ACTONT

Waco

Wed 8/19

6:00 pm-10:59 pm

1 stop6h 59m

Ontario

Sat 10/31

2:22 pm-11:33 pm

1 stop7h 11m

$594

WacoOntario

ACT - ONT

ACTONT

Waco

Fri 8/21

5:10 am-9:34 am

1 stop6h 24m

Ontario

Mon 10/26

11:59 pm-9:34 am

1 stop7h 35m

$619

WacoOntario

ACT - ONT

ACTONT

Waco

Tue 8/18

5:10 am-9:34 am

1 stop6h 24m

Ontario

Fri 10/30

11:59 pm-9:34 am

1 stop7h 35m

$634

WacoOntario

ACT - ONT

ACTONT

Waco

Sat 8/15

5:10 am-9:34 am

1 stop6h 24m

Ontario

Tue 10/27

2:22 pm-11:33 pm

1 stop7h 11m

$645

WacoOntario

ACT - ONT

ACTONT

Waco

Wed 8/19

5:10 am-12:03 pm

2 stops8h 53m

Ontario

Mon 10/26

11:59 pm-9:34 am

1 stop7h 35m

$661

WacoOntario

ACT - ONT

ACTONT

Waco

Fri 8/21

6:00 pm-10:59 pm

1 stop6h 59m

Ontario

Wed 10/28

9:35 am-11:33 pm

2 stops11h 58m

$681

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/3

Sorted by cheapest first

Compare providers for flights from Waco 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 Waco to Ontario in August.
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 Waco-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Waco-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Waco-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Waco-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 Waco-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 Waco to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Waco 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 Waco 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 Waco to Ontario?

    For as low as $580, American Airlines can have you in Ontario from Waco in 6h 59m. There are 1192 mi between Waco and Ontario.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Waco 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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