$339+ Cheap flights from Ontario to McAllen (ONT - MFE)
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 12/29. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — MFE
Nov 9 — Nov 161
Round-trip
1 adult, Economy
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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.Cheap flight deals from Ontario to McAllen
Cheapest
Best
Last-minute
One-way
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 10, 2026.
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 10, 2026.
This United Airlines deal was found by Cheapflights users on 10/10. 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 10/316:00 am -
1 stop8h 04m
Sat 11/75:15 pm -
1 stop6h 25m
Deal found 10/10![United Airlines logo]()
$359
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/206:00 am -
1 stop5h 34m
Sat 10/245:20 pm -
1 stop6h 39m
Deal found 10/5![United Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 10/5. 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.
Tue 10/201:35 pm -
2 stops8h 24m
Sat 10/245:20 am -
2 stops9h 16m
Deal found 10/5![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/9. 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.
Thu 10/229:25 am -
2 stops10h 33m
Sun 10/255:00 am -
2 stops9h 29m
Deal found 10/9![United Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Fri 10/309:25 am -
2 stops11h 44m
Tue 11/35:00 am -
2 stops9h 29m
Deal found 10/8![United Airlines logo]()
$479
This American Airlines deal was found by Cheapflights users on 10/8. 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 11/277:00 am -
1 stop6h 34m
Tue 12/16:28 pm -
1 stop7h 31m
Deal found 10/8![American Airlines logo]()
$512
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Fri 10/236:00 am -
1 stop7h 59m
Tue 10/275:15 pm -
1 stop6h 25m
Deal found 10/8![United Airlines logo]()
$515
Best flights from Ontario to McAllenDiscover 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 10, 2026.
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 10, 2026.
This United Airlines deal was found by Cheapflights users on 10/10. 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 10/316:00 am -
1 stop8h 04m
Sat 11/77:00 am -
2 stops10h 33m
Deal found 10/10![United Airlines logo]()
$364
This Delta deal was found by Cheapflights users on 10/5. 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.
Tue 10/201:35 pm -
2 stops8h 24m
Sat 10/245:20 am -
2 stops9h 16m
Deal found 10/5![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/206:00 am -
1 stop7h 59m
Sat 10/247:00 am -
2 stops10h 22m
Deal found 10/5![United Airlines logo]()
$434
This United Airlines deal was found by Cheapflights users on 10/9. 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 2/66:00 am -
1 stop8h 09m
Tue 2/95:15 pm -
1 stop7h 00m
Deal found 10/9![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 10/8. 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 1/196:00 am -
1 stop8h 06m
Wed 1/275:15 pm -
1 stop7h 00m
Deal found 10/8![United Airlines logo]()
$469
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Fri 10/309:25 am -
2 stops11h 44m
Tue 11/35:00 am -
2 stops9h 29m
Deal found 10/8![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 10/7. 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 10/316:00 am -
1 stop8h 04m
Tue 11/35:00 am -
2 stops12h 33m
Deal found 10/7![United Airlines logo]()
$509
Last-minute flights from Ontario to McAllenDiscover last-minute flight deals from Ontario to McAllen. Data last updated October 10, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to McAllen. Data last updated October 10, 2026 and is based on user searches.
This United Airlines deal was found by Cheapflights users on 10/5. 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 10/206:00 am -
1 stop5h 34m
Sat 10/245:20 pm -
1 stop6h 39m
Deal found 10/5![United Airlines logo]()
$429
This Delta deal was found by Cheapflights users on 10/5. 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.
Tue 10/201:35 pm -
2 stops8h 24m
Sat 10/245:20 am -
2 stops9h 16m
Deal found 10/5![Delta logo]()
$439
This United Airlines deal was found by Cheapflights users on 10/9. 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.
Thu 10/229:25 am -
2 stops10h 33m
Sun 10/255:00 am -
2 stops9h 29m
Deal found 10/9![United Airlines logo]()
$474
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Fri 10/236:00 am -
1 stop7h 59m
Tue 10/275:15 pm -
1 stop6h 25m
Deal found 10/8![United Airlines logo]()
$515
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Fri 10/309:25 am -
2 stops11h 44m
Tue 11/35:00 am -
2 stops9h 29m
Deal found 10/8![United Airlines logo]()
$479
This United Airlines deal was found by Cheapflights users on 10/10. 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 10/316:00 am -
1 stop8h 04m
Sat 11/75:15 pm -
1 stop6h 25m
Deal found 10/10![United Airlines logo]()
$359
This American Airlines deal was found by Cheapflights users on 10/8. 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 11/277:00 am -
1 stop6h 34m
Tue 12/16:28 pm -
1 stop7h 31m
Deal found 10/8![American Airlines logo]()
$512
One-way flights from Ontario to McAllenSearch for one-way flight options from Ontario to McAllen. Find affordable one-way fares based on user searches. Data last updated October 10, 2026.
Search for one-way flight options from Ontario to McAllen. Find affordable one-way fares based on user searches. Data last updated October 10, 2026.
This United Airlines deal was found by Cheapflights users on 10/5. 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 12/295:55 am -
1 stop7h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![United Airlines logo]()
$339
This United Airlines deal was found by Cheapflights users on 10/5. 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.
Thu 12/315:00 am -
2 stops8h 52m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![United Airlines logo]()
$344
This United Airlines deal was found by Cheapflights users on 10/5. 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.
Wed 12/305:55 am -
1 stop7h 57m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![United Airlines logo]()
$380
This United Airlines deal was found by Cheapflights users on 10/9. 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.
Fri 10/236:00 am -
1 stop5h 34m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/9![United Airlines logo]()
$429
This United Airlines deal was found by Cheapflights users on 10/8. 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.
Mon 10/196:00 am -
1 stop7h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![United Airlines logo]()
$466
This American Airlines deal was found by Cheapflights users on 10/5. 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 1/211:59 pm -
1 stop8h 16m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![American Airlines logo]()
$498
This United Airlines deal was found by Cheapflights users on 10/5. 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.
Mon 12/215:55 am -
1 stop11h 54m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![United Airlines logo]()
$542
Find flight deals from Ontario to McAllen
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to McAllen (MFE). 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 October 10, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $429 (United Airlines) |
One-way from | $339 (United Airlines) |
Popular in | June |
Cheapest in | February |
Average price | $338 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to McAllen 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 7,457,451 searches. Data last updated October 10, 2026.
Use the filters below to find and compare flights from Ontario to McAllen that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioMcAllen
ONT Ontario - MFE McAllen Miller Intl
ONTMFE
Ontario
Tue 12/29
5:55 am-3:52 pm
1 stop7h 57m
McAllen Miller Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$339
OntarioMcAllen
ONT Ontario - MFE McAllen Miller Intl
ONTMFE
Ontario
Thu 12/31
5:00 am-3:52 pm
2 stops8h 52m
McAllen Miller Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$344
OntarioMcAllen
ONT Ontario - MFE McAllen Miller Intl
ONTMFE
Ontario
Sat 10/31
6:00 am-4:04 pm
1 stop8h 04m
McAllen Miller Intl
Sat 11/7
7:00 am-3:33 pm
2 stops10h 33m
$364
Quickest round-trip
OntarioMcAllen
ONT Ontario - MFE McAllen Miller Intl
ONTMFE
Ontario
Fri 10/23
6:00 am-1:34 pm
1 stop5h 34m
McAllen Miller Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$429
OntarioMcAllen
ONT Ontario - MFE McAllen Miller Intl
ONTMFE
Ontario
Tue 10/20
6:00 am-3:59 pm
1 stop7h 59m
McAllen Miller Intl
Sat 10/24
7:00 am-3:22 pm
2 stops10h 22m
$434
OntarioMcAllen
ONT Ontario - MFE McAllen Miller Intl
ONTMFE
Ontario
Tue 10/20
1:35 pm-11:59 pm
2 stops8h 24m
McAllen Miller Intl
Sat 10/24
5:20 am-12:36 pm
2 stops9h 16m
$439
OntarioMcAllen
ONT Ontario - MFE McAllen Miller Intl
ONTMFE
Ontario
Fri 1/1
2:22 pm-11:59 pm
1 stop7h 37m
McAllen Miller Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$466
OntarioMcAllen
ONT Ontario - MFE McAllen Miller Intl
ONTMFE
Ontario
Mon 10/19
6:00 am-3:59 pm
1 stop7h 59m
McAllen Miller Intl
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$466
OntarioMcAllen
ONT Ontario - MFE McAllen Miller Intl
ONTMFE
Ontario
Sat 2/6
6:00 am-4:09 pm
1 stop8h 09m
McAllen Miller Intl
Tue 2/9
5:15 pm-10:15 pm
1 stop7h 00m
$469
OntarioMcAllen
ONT Ontario - MFE McAllen Miller Intl
ONTMFE
Ontario
Tue 1/19
6:00 am-4:06 pm
1 stop8h 06m
McAllen Miller Intl
Wed 1/27
5:15 pm-10:15 pm
1 stop7h 00m
$469
Showing 1-10 of 13 resultsSorted by cheapest first
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.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-McAllen flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-McAllen flight deals on Cheapflights vs. FlightHub >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 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 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.
ONT-MFE
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 Ontario to McAllen. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near McAllen?
Book flights to McAllen if you plan to visit one of these locationsPharr
Weslaco
Mission
Edinburg
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