How long is the flight from Ontario to McAllen?

United Airlines and American Airlines can get you from Ontario to McAllen in just under 7h 58m. Your travel time can differ by up to 21m. There are 1275 mi between Ontario and McAllen. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

What are the cheapest airlines flying from Ontario to McAllen round-trip?

Our cheapest airline available from Ontario to McAllen is American Airlines. Our recent data shows that you can find tickets from as low as $236 on this airline. An additional option worth looking into is United Airlines, starting at $249. Users have found that American Airlines is 41% cheaper than the other options available to this destination.

In terms of precipitation, rainfall in McAllen ranges from 0.9 - 4.5 inches per month. September is typically the wettest month, when rainfall can reach 4.5 in. November is typically the driest time to visit McAllen when rainfall is around 0.9 in.

If weather is an important factor for your trip to McAllen, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 87.8 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 60.8 F).

What is the cheapest time of day to fly from ONT to MFE?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Ontario to McAllen as you normally would.

Most accurate provider : When it comes to deals on Ontario-McAllen flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-McAllen flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-McAllen flight searches over the past month and is updated monthly.

Most trusted provider : When it comes to deals on Ontario-McAllen flights, Cheapflights users trust eDreams the most. eDreams 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 Ontario-McAllen flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

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

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

How can I find direct flights from Ontario to McAllen?

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

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

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

$189+ Cheap Flights from Ontario to McAllen

Q: How much does it cost to fly round-trip from Ontario to McAllen?

Airfare is below average for this route at the moment. Ontario to McAllen flights typically cost between $412 and $543 in December. The cheapest round-trip price found within the last 3 days was $296 on Multiple Airlines (Dec 10-Dec 12).

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Find cheap flights from Ontario to McAllen 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.

Find flight deals from Ontario to McAllen

Cheapest flights from Ontario to McAllen
Explore the most affordable flight options available from Ontario to McAllen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Wed 12/106:15 amONT - MFE

1 stop27h 39mMultiple Airlines

Fri 12/1212:14 pmMFE - ONT

1 stop11h 03mMultiple Airlines

Deal found 10/27

$296

Sat 11/226:30 amONT - MFE

1 stop7h 29mMultiple Airlines

Tue 12/94:44 pmMFE - ONT

1 stop6h 33mMultiple Airlines

Deal found 10/27

$314

Tue 11/181:20 pmONT - MFE

2 stops8h 39mDelta

Tue 11/255:25 amMFE - ONT

2 stops8h 53mDelta

Deal found 10/28

$344

Wed 12/1012:55 pmONT - MFE

2 stops8h 19mAmerican Airlines

Fri 12/125:09 pmMFE - ONT

1 stop7h 19mAmerican Airlines

Deal found 10/27

$358

Wed 12/101:29 pmONT - MFE

2 stops8h 27mDelta

Fri 12/125:18 pmMFE - ONT

2 stops8h 40mDelta

Deal found 10/27

$363

Tue 11/186:10 amONT - MFE

1 stop8h 12mAmerican Airlines

Tue 11/257:21 pmMFE - ONT

1 stop6h 36mAmerican Airlines

Deal found 10/28

$409

Wed 10/296:00 amONT - MFE

2 stops8h 34mDelta

Sat 11/85:25 amMFE - ONT

2 stops8h 51mDelta

Deal found 10/27

$429

Thu 10/306:05 amONT - MFE

1 stop5h 25mUnited Airlines

Sat 11/15:00 pmMFE - ONT

1 stop6h 49mUnited Airlines

Deal found 10/28

$449

Best flights from Ontario to McAllen
Discover carefully curated flight deals from Ontario to McAllen that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 29, 2025.

Wed 12/106:15 amONT - MFE

1 stop27h 39mMultiple Airlines

Fri 12/1212:14 pmMFE - ONT

1 stop11h 03mMultiple Airlines

Deal found 10/27

$296

Wed 4/86:02 amONT - MFE

1 stop7h 58mUnited Airlines

Tue 4/2111:55 amMFE - ONT

2 stops10h 22mUnited Airlines

Deal found 10/27

$354

Wed 12/1012:55 pmONT - MFE

2 stops8h 19mAmerican Airlines

Fri 12/125:09 pmMFE - ONT

1 stop7h 19mAmerican Airlines

Deal found 10/27

$358

Wed 12/101:29 pmONT - MFE

2 stops8h 27mDelta

Fri 12/125:18 pmMFE - ONT

2 stops8h 40mDelta

Deal found 10/27

$363

Sat 11/226:30 amONT - MFE

1 stop7h 29mMultiple Airlines

Tue 12/94:44 pmMFE - ONT

1 stop6h 33mMultiple Airlines

Deal found 10/27

$314

Sat 2/2111:59 pmONT - MFE

1 stop6h 59mAmerican Airlines

Wed 2/253:41 pmMFE - ONT

2 stops8h 39mAmerican Airlines

Deal found 10/27

$377

Last-minute flights from Ontario to McAllen
Discover last-minute flight deals from Ontario to McAllen. Data last updated October 29, 2025 and is based on user searches.

Wed 10/296:00 amONT - MFE

2 stops8h 34mDelta

Sat 11/85:25 amMFE - ONT

2 stops8h 51mDelta

Deal found 10/27

$429

Wed 10/296:05 amONT - MFE

1 stop7h 52mUnited Airlines

Sat 11/85:00 pmMFE - ONT

1 stop6h 49mUnited Airlines

Deal found 10/27

$499

Thu 10/306:05 amONT - MFE

1 stop5h 25mUnited Airlines

Sat 11/15:00 pmMFE - ONT

1 stop6h 49mUnited Airlines

Deal found 10/28

$449

Thu 10/301:15 pmONT - MFE

2 stops8h 44mDelta

Sat 11/15:25 amMFE - ONT

2 stops8h 49mDelta

Deal found 10/28

$459

Fri 10/316:00 amONT - MFE

2 stops13h 59mUnited Airlines

Sat 11/85:00 pmMFE - ONT

1 stop6h 49mUnited Airlines

Deal found 10/27

$504

Tue 11/181:20 pmONT - MFE

2 stops8h 39mDelta

Tue 11/255:25 amMFE - ONT

2 stops8h 53mDelta

Deal found 10/28

$344

Tue 11/186:10 amONT - MFE

1 stop8h 12mAmerican Airlines

Tue 11/257:21 pmMFE - ONT

1 stop6h 36mAmerican Airlines

Deal found 10/28

$409

Sat 11/226:30 amONT - MFE

1 stop7h 29mMultiple Airlines

Tue 12/94:44 pmMFE - ONT

1 stop6h 33mMultiple Airlines

Deal found 10/27

$314

One-way flights from Ontario to McAllen
Search for one-way flight options from Ontario to McAllen. Find affordable one-way fares based on user searches. Data last updated October 29, 2025.

Mon 1/126:00 amONT - MFE

1 stop8h 07mUnited Airlines

Deal found 10/27

$189

Fri 11/286:10 amONT - MFE

1 stop8h 04mAmerican Airlines

Deal found 10/27

$245

Tue 11/2511:59 pmONT - MFE

1 stop7h 04mAmerican Airlines

Deal found 10/27

$270

Sat 11/2211:59 pmONT - MFE

1 stop7h 04mAmerican Airlines

Deal found 10/27

$300

Mon 11/33:08 pmONT - MFE

1 stop6h 11mAmerican Airlines

Deal found 10/28

$310

Mon 11/246:10 amONT - MFE

1 stop8h 04mAmerican Airlines

Deal found 10/27

$330

Mon 11/36:05 amONT - MFE

1 stop7h 52mUnited Airlines

Deal found 10/28

$350

Sun 11/231:20 pmONT - MFE

2 stops8h 39mDelta

Deal found 10/27

$385

Thu 11/276:10 amONT - MFE

1 stop6h 25mAmerican Airlines

Deal found 10/27

$400

Cheap flight deals from Ontario to McAllen

Most accurate provider	eDreams 3 stars
Most trusted provider	eDreams 3 stars
Round-trip from	$296 (Kiwi.com)
One-way from	$189 (United Airlines)
Popular in	December
Cheapest in	February
Average price	$377

Provider with most accurate pricing for Ontario-McAllen Miller Intl flight deals.

Search Deals

Provider most trusted by Cheapflights users for Ontario-McAllen Miller Intl flights.

Search Deals

From Ontario to McAllen Miller Intl

Search Deals

One-way flight from Ontario to McAllen Miller Intl

Search Deals

Highest demand for flights based on searches. 15% potential increase in price ($74 potential increase over avg. RT price).

Search Deals

Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).

Search Deals

Average for round-trip flights in October 2025

Search Deals

Fly from

Fly to

Route

Depart

Return

Price

OntarioMcAllen

ONT - MFE

ONTMFE

Ontario

Wed 12/10

6:15 am-11:54 am

1 stop27h 39m

McAllen Miller Intl

Fri 12/12

12:14 pm-9:17 pm

1 stop11h 03m

$296

OntarioMcAllen

ONT - MFE

ONTMFE

Ontario

Sat 11/22

6:30 am-3:59 pm

1 stop7h 29m

McAllen Miller Intl

Tue 12/9

4:44 pm-9:17 pm

1 stop6h 33m

$314

OntarioMcAllen

ONT - MFE

ONTMFE

Ontario

Wed 4/8

6:02 am-4:00 pm

1 stop7h 58m

McAllen Miller Intl

Tue 4/21

11:55 am-8:17 pm

2 stops10h 22m

$354

OntarioMcAllen

ONT - MFE

ONTMFE

Ontario

Wed 12/10

12:55 pm-11:14 pm

2 stops8h 19m

McAllen Miller Intl

Fri 12/12

5:09 pm-10:28 pm

1 stop7h 19m

$358

OntarioMcAllen

ONT - MFE

ONTMFE

Ontario

Wed 12/10

1:29 pm-11:56 pm

2 stops8h 27m

McAllen Miller Intl

Fri 12/12

5:18 pm-11:58 pm

2 stops8h 40m

$363

OntarioMcAllen

ONT - MFE

ONTMFE

Ontario

Sat 2/21

11:59 pm-8:58 am

1 stop6h 59m

McAllen Miller Intl

Wed 2/25

3:41 pm-10:20 pm

2 stops8h 39m

$377

OntarioMcAllen

ONT - MFE

ONTMFE

Ontario

Mon 1/12

6:00 am-4:07 pm

1 stop8h 07m

$189

OntarioMcAllen

ONT - MFE

ONTMFE

Ontario

Fri 11/28

6:10 am-4:14 pm

1 stop8h 04m

$245

OntarioMcAllen

ONT - MFE

ONTMFE

Ontario

Tue 11/25

11:59 pm-9:03 am

1 stop7h 04m

$270

OntarioMcAllen

ONT - MFE

ONTMFE

Ontario

Sat 11/22

11:59 pm-9:03 am

1 stop7h 04m

$300

Flights are sorted by cheapest round-trip flights first.

Deals found on 10/27

Showing 1-10 of 15 results

Compare providers for flights from Ontario to McAllen

Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Ontario to McAllen in October.

Provider	Price Accuracy	Trust Score*
Expedia	Price Accuracy2 stars	Trust Score*3 stars
FlightHub	Price Accuracy3 stars	Trust Score*1 star
eDreams	Price Accuracy3 stars	Trust 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 Ontario-McAllen flights, users find the pricing of eDreams to be most consistent on Cheapflights vs. eDreams Users can find the same prices on Ontario-McAllen flight deals on Cheapflights vs. eDreams >95% of the time. Price accuracy is based on data collected from Ontario-McAllen flight searches over the past month and is updated monthly.
Most trusted provider: When it comes to deals on Ontario-McAllen flights, Cheapflights users trust eDreams the most. eDreams 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 Ontario-McAllen 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 Ontario to McAllen

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

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

Currently, April is the cheapest month in which you can book a flight from Ontario to McAllen (average of $83). Flying from Ontario to McAllen in March is currently the most expensive (average of $269). 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.

How much does it cost to fly round-trip from Ontario to McAllen?

Reviews of airlines servicing McAllen

Read reviews from past customers who have flown United Airlines and American Airlines from Ontario to McAllen. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

United Airlines

7.4

Good

8,999 reviews

Reviews

1 / 20

10.0

Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

United Airlines

7.4

Good

8,999 reviews

United Airlines

7.4

Good

8,999 reviews

Reviews

1 / 20

10.0

Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

American Airlines

7.2

Good

11,032 reviews

United Airlines

7.4

Good

8,999 reviews

Reviews

1 / 20

10.0

Excellent

Kathy,Jun 2024

RDD - SFO

United has consistently been good. Every now and then there is a crew member that should probably retire, but most of them are excellent.

Related info for your journey

How long is the flight from Ontario to McAllen?
United Airlines and American Airlines can get you from Ontario to McAllen in just under 7h 58m. Your travel time can differ by up to 21m. There are 1275 mi between Ontario and McAllen. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from Ontario to McAllen round-trip?
Our cheapest airline available from Ontario to McAllen is American Airlines. Our recent data shows that you can find tickets from as low as $236 on this airline. An additional option worth looking into is United Airlines, starting at $249. Users have found that American Airlines is 41% cheaper than the other options available to this destination.
Can I find deals for flights from Ontario to McAllen that include hotel bookings?
Yes. In addition to deals on Ontario to McAllen flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Ontario to McAllen?
After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Ontario to McAllen.
Can I find deals for business class flights from Ontario to McAllen?
Yes. Cheapflights offers flight deals from Ontario to McAllen 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 Ontario to McAllen?
Currently, April is the cheapest month in which you can book a flight from Ontario to McAllen (average of $83). Flying from Ontario to McAllen in March is currently the most expensive (average of $269). 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

Weslaco

Pharr

Mission

Edinburg

Browse thousands of different options on Cheapflights for your next trip

Top 2 airlines flying from Ontario to McAllen

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$236	Average$377	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$249	Average$328	FlexibilityNo cancel fee	On-time69%

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$189+ Cheap flights from Ontario to McAllen (ONT - MFE)

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 1/12. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Ontario to McAllen with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Find flight deals from Ontario to McAllen

Cheapest flights from Ontario to McAllenExplore the most affordable flight options available from Ontario to McAllen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Explore the most affordable flight options available from Ontario to McAllen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.

Cheap flight deals from Ontario to McAllen

Most accurate provider

Most trusted provider

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Cheapflights Fare Finder

Use the filters below to find and compare flights from Ontario to McAllen that are best for you.

Compare providers for flights from Ontario to McAllen

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 Ontario to McAllen in October.

Best time to book a flight from Ontario to McAllen

Have a flexible travel schedule? Discover the best time to fly to McAllen from Ontario with our price prediction graph.

Cheapflights Insights

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

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

How much does it cost to fly round-trip from Ontario to McAllen?

Reviews of airlines servicing McAllen

Read reviews from past customers who have flown United Airlines and American Airlines from Ontario to McAllen. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

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

What are the cheapest airlines flying from Ontario to McAllen round-trip?

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

How can I find direct flights from Ontario to McAllen?

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

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

Traveling to a place near McAllen?

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Alternative routes for Ontario to McAllen

See prices for flight routes from nearby airports that may be better suited for you.

Top 2 airlines flying from Ontario to McAllen

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Cheapest flights from Ontario to McAllen
Explore the most affordable flight options available from Ontario to McAllen. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 29, 2025.