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Ontario

$134+ Cheap flights from McAllen to Ontario (MFE - 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 4/12. Fares are subject to change and may not be available on all flights or dates of travel.
MFE — ONT
Apr 22 — Apr 291
Wed 4/22
Wed 4/29
1 adult, Economy
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Cheap flight deals from McAllen to Ontario

Cheapest flights from McAllen to Ontario
Explore the most affordable flight options available from McAllen to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on March 23, 2026.

This American Airlines deal was found by Cheapflights users on 3/18. 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 5/27:32 pm
MFE
-
ONT
1 stop6h 14m
American Airlines
Sat 5/92:08 pm
ONT
-
MFE
1 stop6h 32m
American Airlines
Deal found 3/18$277
This United Airlines deal was found by Cheapflights users on 3/18. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/25:15 pm
MFE
-
ONT
1 stop6h 43m
United Airlines
Sat 5/910:43 am
ONT
-
MFE
2 stops10h 16m
United Airlines
Deal found 3/18$282
This Delta deal was found by Cheapflights users on 3/18. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 5/21:03 pm
MFE
-
ONT
2 stops11h 40m
Delta
Sat 5/910:00 pm
ONT
-
MFE
2 stops12h 16m
Delta
Deal found 3/18$288
This American Airlines deal was found by Cheapflights users on 3/21. 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 5/285:00 am
MFE
-
ONT
1 stop6h 31m
American Airlines
Tue 8/1111:59 pm
ONT
-
MFE
1 stop6h 52m
American Airlines
Deal found 3/21$347
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/264:44 pm
MFE
-
ONT
1 stop28h 48m
Multiple Airlines
Tue 6/93:34 pm
ONT
-
MFE
1 stop22h 29m
Multiple Airlines
Deal found 3/18$357
This United Airlines deal was found by Cheapflights users on 3/19. 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 United Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/205:15 am
MFE
-
ONT
2 stops14h 32m
United Airlines
Sat 10/245:00 am
ONT
-
MFE
2 stops12h 15m
United Airlines
Deal found 3/19$378
This Delta deal was found by Cheapflights users on 3/19. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/74:34 pm
MFE
-
ONT
2 stops9h 10m
Delta
Wed 6/171:00 pm
ONT
-
MFE
2 stops8h 59m
Delta
Deal found 3/19$379
This Kiwi.com deal was found by Cheapflights users on 3/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 4/910:09 pm
MFE
-
ONT
1 stop11h 55m
Multiple Airlines
Tue 4/147:44 pm
ONT
-
MFE
1 stop19h 41m
Multiple Airlines
Deal found 3/18$380
This American Airlines deal was found by Cheapflights users on 3/19. 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 4/35:28 am
MFE
-
ONT
1 stop6h 38m
American Airlines
Tue 4/711:59 pm
ONT
-
MFE
1 stop8h 03m
American Airlines
Deal found 3/19$388

Find flight deals from McAllen to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from McAllen (MFE) 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 March 23, 2026.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$277
(American Airlines)

One-way from

$134
(Trip.com)

Popular in

February

Cheapest in

September

Average price

$356
Provider with most accurate pricing for McAllen Miller Intl-Ontario flight deals.
Search Deals
Provider most trusted by Cheapflights users for McAllen Miller Intl-Ontario flights.
Search Deals
From McAllen Miller Intl to Ontario
Search Deals
One-way flight from McAllen Miller Intl to Ontario
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($38 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($6 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in March 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from McAllen 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 March 23, 2026.
Use the filters below to find and compare flights from McAllen to Ontario that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

McAllenOntario

MFE - ONT

MFEONT

McAllen Miller Intl

Sat 5/2

1:03 pm-10:43 pm

2 stops11h 40m

Ontario

Sat 5/9

10:00 pm-12:16 pm

2 stops12h 16m

$288
Quickest round-trip

McAllenOntario

MFE - ONT

MFEONT

McAllen Miller Intl

Thu 5/28

5:00 am-9:31 am

1 stop6h 31m

Ontario

Tue 8/11

11:59 pm-8:51 am

1 stop6h 52m

$347

McAllenOntario

MFE - ONT

MFEONT

McAllen Miller Intl

Thu 5/28

7:00 am-5:28 pm

2 stops12h 28m

Ontario

Tue 8/11

7:13 pm-8:58 am

2 stops11h 45m

$429

McAllenOntario

MFE - ONT

MFEONT

McAllen Miller Intl

Tue 6/9

6:59 pm-12:12 pm

2 stops19h 13m

Ontario

Sat 6/20

5:45 am-1:34 pm

1 stop5h 49m

$486

McAllenOntario

MFE - ONT

MFEONT

McAllen Miller Intl

Fri 6/5

5:17 pm-10:45 pm

2 stops31h 28m

Ontario

Sat 6/20

1:00 pm-12:23 pm

2 stops21h 23m

$526

McAllenOntario

MFE - ONT

MFEONT

McAllen Miller Intl

Thu 4/9

7:00 am-8:36 pm

2 stops15h 36m

Ontario

Tue 4/14

11:05 am-10:59 pm

2 stops9h 54m

$542

McAllenOntario

MFE - ONT

MFEONT

McAllen Miller Intl

Mon 6/8

4:34 pm-12:29 pm

2 stops21h 55m

Ontario

Fri 6/19

1:00 pm-11:59 pm

2 stops8h 59m

$546

McAllenOntario

MFE - ONT

MFEONT

McAllen Miller Intl

Thu 4/2

12:05 pm-10:45 pm

2 stops12h 40m

Ontario

Sat 4/4

6:05 am-4:24 pm

1 stop8h 19m

$554

McAllenOntario

MFE - ONT

MFEONT

McAllen Miller Intl

Sat 4/25

5:15 pm-9:50 pm

1 stop6h 35m

Ontario

Sun 4/26

6:05 am-4:24 pm

1 stop8h 19m

$587
Cheapest one-way

McAllenOntario

MFE - ONT

MFEONT

McAllen Miller Intl

Sun 6/7

4:34 pm-11:44 pm

2 stops9h 10m

$205

Flights are sorted by cheapest round-trip flights first.

Deals found on 3/19

Showing 1-10 of 19 resultsSorted by cheapest first
1
2

Compare providers for flights from McAllen 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 McAllen to Ontario in March.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
PricelinePrice 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 McAllen-Ontario flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on McAllen-Ontario flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from McAllen-Ontario flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on McAllen-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 McAllen-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 McAllen to Ontario

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

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

Currently, July is the cheapest month in which you can book a flight from McAllen to Ontario (average of $122). Flying from McAllen to Ontario in December is currently the most expensive (average of $253). 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.

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Ontario. Reviews last updated March 23, 2026.
Get a feel of what it's like to fly with American Airlines from McAllen to Ontario by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
American Airlines
7.1
Good
11,488 reviews

Comfort

7.2

Crew

7.9

Entertainment

6.9

Food

6.4

Boarding

7.5

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes
American Airlines
7.1
Good
11,488 reviews
American Airlines
7.1
Good
11,488 reviews

Comfort

7.2

Crew

7.9

Entertainment

6.9

Food

6.4

Boarding

7.5

Overall

7.1

Reviews

1 / 20
2.0
Mediocre

Anonymous,Mar 2026

MIA - SFO

Horrible. When they power flights for other airlines there is nothing they can do to change or accommodate any changes

Related info for your journey

Find useful and relevant information for your journey from McAllen 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 McAllen to Ontario?

    Departing from McAllen to Ontario will take you 6h 31m. The distance between McAllen and Ontario is about 1275 mi. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

  • What is the cheapest airline to fly from McAllen to Ontario round-trip?

    Currently priced at $267, American Airlines will fly you from McAllen to Ontario and back. In addition to American Airlines, many other airlines offer competitively priced options for your trip.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from McAllen 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 McAllen to Ontario?

    Currently, July is the cheapest month in which you can book a flight from McAllen to Ontario (average of $122). Flying from McAllen to Ontario in December is currently the most expensive (average of $253). 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

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Alternative routes for McAllen to Ontario

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Top airline flying from McAllen to Ontario

Discover the top airline that operate flights from McAllen to Ontario. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated March 23, 2026.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$267Average$408FlexibilityNo cancel feeOn-time71%

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