$157+ Cheap flights from Ontario (ONT) to Cancún (CUN)
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 3/7. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — CUN
Nov 8 — Nov 151
Round-trip
1 adult, Economy
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Find cheap flights from Ontario to Cancún 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 Cancún
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Cheapest flights from Ontario to CancúnExplore the most affordable flight options available from Ontario to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 9, 2026.
Explore the most affordable flight options available from Ontario to Cancún. Find the lowest fares from popular airlines and budget airlines, with prices last updated on October 9, 2026.
This Kiwi.com deal was found by Cheapflights users on 10/4. 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.
Sat 12/52:07 am -
1 stop10h 24m
Sat 12/1210:20 am -
1 stop9h 29m
Deal found 10/4![Volaris logo]()
$460
This Kiwi.com deal was found by Cheapflights users on 10/4. 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.
Sun 12/612:05 am -
1 stop12h 26m
Sat 12/1210:20 am -
1 stop9h 29m
Deal found 10/4![Volaris logo]()
$461
This Kiwi.com deal was found by Cheapflights users on 10/4. 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.
Sat 12/52:07 am -
1 stop10h 24m
Tue 12/156:55 am -
2 stops18h 22m
Deal found 10/4![Multiple Airlines logo]()
$462
This Kiwi.com deal was found by Cheapflights users on 10/4. 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.
Sun 12/612:05 am -
1 stop12h 26m
Tue 12/156:55 am -
2 stops18h 22m
Deal found 10/4![Multiple Airlines logo]()
$463
This CheapOair deal was found by Cheapflights users on 10/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:05 am -
1 stop8h 59m
Thu 11/51:00 pm -
1 stop12h 15m
Deal found 10/4![Volaris logo]()
$466
This CheapOair deal was found by Cheapflights users on 10/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:36 pm -
1 stop10h 19m
Tue 11/310:20 am -
1 stop9h 29m
Deal found 10/4![Volaris logo]()
$468
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/32:07 am -
1 stop10h 24m
Sat 12/1210:20 am -
1 stop9h 29m
Deal found 10/5![Volaris logo]()
$469
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:08 pm -
1 stop14h 08m
Thu 12/32:58 pm -
1 stop11h 02m
Deal found 10/5![Multiple Airlines logo]()
$470
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:05 am -
1 stop12h 26m
Wed 11/1110:20 am -
1 stop9h 29m
Deal found 10/5![Volaris logo]()
$473
This Kiwi.com deal was found by Cheapflights users on 10/4. 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 12/82:07 am -
1 stop10h 24m
Fri 12/1110:20 am -
1 stop9h 29m
Deal found 10/4![Volaris logo]()
$474
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/12:07 am -
1 stop13h 00m
Tue 12/87:06 pm -
1 stop7h 52m
Deal found 10/5![Volaris logo]()
$475
Best flights from Ontario to CancúnDiscover carefully curated flight deals from Ontario to Cancún that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 9, 2026.
Discover carefully curated flight deals from Ontario to Cancún that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated October 9, 2026.
This Southwest deal was found by Cheapflights users on 10/6. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/165:55 am -
2 stops10h 50m
Thu 11/198:20 am -
2 stops10h 50m
Deal found 10/6![Southwest logo]()
$548
This United Airlines deal was found by Cheapflights users on 10/6. 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 11/45:00 am -
1 stop8h 00m
Tue 11/108:39 am -
2 stops14h 36m
Deal found 10/6![United Airlines logo]()
$715
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/175:55 am -
2 stops10h 50m
Sat 11/214:05 pm -
1 stop10h 40m
Deal found 10/7![Southwest logo]()
$562
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/45:00 am -
1 stop7h 30m
Tue 1/129:40 am -
2 stops10h 20m
Deal found 10/7![Southwest logo]()
$592
This United Airlines deal was found by Cheapflights users on 10/4. 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 11/24:17 pm -
2 stops17h 37m
Tue 11/106:16 pm -
2 stops21h 17m
Deal found 10/4![United Airlines logo]()
$723
This Southwest 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/116:55 am -
2 stops9h 50m
Fri 12/184:35 pm -
2 stops10h 20m
Deal found 10/8![Southwest logo]()
$628
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.
Fri 1/15:00 am -
1 stop7h 45m
Sat 1/96:16 pm -
2 stops24h 02m
Deal found 10/5![United Airlines logo]()
$723
This United Airlines deal was found by Cheapflights users on 10/4. 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 11/55:00 am -
1 stop30h 03m
Tue 11/108:39 am -
2 stops30h 54m
Deal found 10/4![United Airlines logo]()
$734
This Southwest deal was found by Cheapflights users on 10/4. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 11/176:50 am -
2 stops9h 55m
Sun 11/223:30 pm -
2 stops11h 10m
Deal found 10/4![Southwest logo]()
$681
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 12/115:45 am -
1 stop6h 39m
Fri 12/184:47 pm -
1 stop8h 24m
Deal found 10/8![United Airlines logo]()
$738
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.
Fri 11/271:35 pm -
2 stops18h 50m
Wed 12/24:47 pm -
2 stops30h 51m
Deal found 10/7![United Airlines logo]()
$739
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 12/15:45 am -
1 stop6h 52m
Sat 12/58:39 am -
2 stops11h 57m
Deal found 10/8![United Airlines logo]()
$739
Last-minute flights from Ontario to CancúnDiscover last-minute flight deals from Ontario to Cancún. Data last updated October 9, 2026 and is based on user searches.
Discover last-minute flight deals from Ontario to Cancún. Data last updated October 9, 2026 and is based on user searches.
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 10/199:36 pm -
1 stop10h 19m
Fri 10/2310:40 am -
1 stop11h 06m
Deal found 10/5![Volaris logo]()
$478
This CheapOair deal was found by Cheapflights users on 10/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/299:36 pm -
1 stop10h 19m
Tue 11/310:20 am -
1 stop9h 29m
Deal found 10/4![Volaris logo]()
$468
This CheapOair deal was found by Cheapflights users on 10/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/309:36 pm -
1 stop10h 19m
Tue 11/310:20 am -
1 stop9h 29m
Deal found 10/4![Volaris logo]()
$476
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:05 am -
1 stop12h 26m
Wed 11/1110:20 am -
1 stop9h 29m
Deal found 10/5![Volaris logo]()
$473
This Super.com deal was found by Cheapflights users on 10/4. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 10/311:05 am -
1 stop12h 26m
Fri 11/131:00 pm -
1 stop12h 15m
Deal found 10/4![Volaris logo]()
$482
This CheapOair deal was found by Cheapflights users on 10/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/212:05 am -
1 stop8h 59m
Thu 11/51:00 pm -
1 stop12h 15m
Deal found 10/4![Volaris logo]()
$466
This CheapOair deal was found by Cheapflights users on 10/4. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:05 am -
1 stop12h 26m
Thu 11/121:00 pm -
1 stop12h 15m
Deal found 10/4![Volaris logo]()
$474
This Kiwi.com 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 11/412:05 am -
2 stops19h 30m
Fri 11/610:20 am -
1 stop9h 29m
Deal found 10/5![Multiple Airlines logo]()
$484
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:05 am -
1 stop12h 26m
Wed 11/181:00 pm -
1 stop12h 15m
Deal found 10/5![Volaris logo]()
$483
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/266:08 pm -
1 stop14h 08m
Thu 12/32:58 pm -
1 stop11h 02m
Deal found 10/5![Multiple Airlines logo]()
$470
This Gotogate 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 Gotogate is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 11/2912:05 am -
1 stop12h 26m
Wed 12/910:20 am -
1 stop9h 29m
Deal found 10/5![Volaris logo]()
$480
One-way flights from Ontario to CancúnSearch for one-way flight options from Ontario to Cancún. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
Search for one-way flight options from Ontario to Cancún. Find affordable one-way fares based on user searches. Data last updated October 9, 2026.
This Super.com deal was found by Cheapflights users on 10/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 3/712:41 am -
1 stop10h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Volaris logo]()
$157
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 1/2812:41 am -
1 stop10h 25m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Volaris logo]()
$163
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 2/266:37 pm -
1 stop12h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Volaris logo]()
$164
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 2/812:05 am -
1 stop8h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Volaris logo]()
$167
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/66:37 pm -
1 stop12h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Volaris logo]()
$178
This FlightHub 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 FlightHub is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/169:36 pm -
1 stop10h 19m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/5![Volaris logo]()
$183
This CheapOair 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 11/912:05 am -
1 stop12h 26m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Volaris logo]()
$189
This Super.com 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/239:36 pm -
1 stop12h 28m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/7![Volaris logo]()
$193
This Super.com deal was found by Cheapflights users on 10/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 1/136:37 pm -
1 stop12h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Volaris logo]()
$196
This Super.com deal was found by Cheapflights users on 10/6. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 1/1112:05 am -
1 stop8h 59m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/6![Volaris logo]()
$197
This Jetabroad 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 Jetabroad is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 1/156:37 pm -
1 stop12h 04m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 10/8![Volaris logo]()
$198
Find flight deals from Ontario to Cancún
Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Cancún (CUN). 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 9, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $460 (Kiwi.com) |
One-way from | $157 (Super.com) |
Popular in | May |
Cheapest in | February |
Average price | $564 |
Cheapflights Fare Finder
Customize your flight search to find flights from Ontario to Cancún 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 9, 2026.
Use the filters below to find and compare flights from Ontario to Cancún that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
OntarioCancún
ONT Ontario - CUN Cancun
ONTCUN
Ontario
Sat 10/31
9:36 pm-12:04 pm
1 stop12h 28m
Cancun
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$234
OntarioCancún
ONT Ontario - CUN Cancun
ONTCUN
Ontario
Mon 11/16
11:10 pm-12:32 am
2 stops22h 22m
Cancun
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$293
OntarioCancún
ONT Ontario - CUN Cancun
ONTCUN
Ontario
Tue 12/8
6:00 am-9:08 pm
2 stops12h 08m
Cancun
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$298
Quickest round-trip
OntarioCancún
ONT Ontario - CUN Cancun
ONTCUN
Ontario
Fri 12/11
6:55 am-7:45 pm
2 stops9h 50m
Cancun
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$310
OntarioCancún
ONT Ontario - CUN Cancun
ONTCUN
Ontario
Sat 10/24
9:36 pm-2:27 pm
2 stops14h 51m
Cancun
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$328
OntarioCancún
ONT Ontario - CUN Cancun
ONTCUN
Ontario
Sat 12/12
2:07 am-7:02 pm
2 stops13h 55m
Cancun
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$351
OntarioCancún
ONT Ontario - CUN Cancun
ONTCUN
Ontario
Thu 12/10
11:08 pm-1:50 pm
1 stop11h 42m
Cancun
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$353
OntarioCancún
ONT Ontario - CUN Cancun
ONTCUN
Ontario
Sat 11/14
6:37 pm-2:27 pm
2 stops16h 50m
Cancun
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$355
OntarioCancún
ONT Ontario - CUN Cancun
ONTCUN
Ontario
Tue 11/10
1:35 pm-12:54 pm
2 stops20h 19m
Cancun
Wed 12/31
12:00 am-10:00 pm
Nonstop0h 00m
$356
OntarioCancún
ONT Ontario - CUN Cancun
ONTCUN
Ontario
Mon 11/16
5:55 am-7:45 pm
2 stops10h 50m
Cancun
Thu 11/19
8:20 am-4:10 pm
2 stops10h 50m
$548
Showing 1-10 of 21 resultsSorted by cheapest first
Compare providers for flights from Ontario to Cancún
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 Cancún in October.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars | |
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Ontario-Cancún flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-Cancún flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-Cancún flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Ontario-Cancún 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-Cancún 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 Cancún
Have a flexible travel schedule? Discover the best time to fly to Cancún from Ontario with our price prediction graph.
ONT-CUN
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 Cancún
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How far ahead should I book a flight from Ontario to Cancún?
The price you pay for your flight from Ontario to Cancún may vary depending on when you book. For the best chance of a lower fare, look to book 4 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.
What is the cheapest month to book a flight from Ontario to Cancún?
Currently, February is the cheapest month in which you can book a flight from Ontario to Cancún (average of $406). Flying from Ontario to Cancún in May is currently the most expensive (average of $569). 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 Cancún?
Airfare is typical for this route at the moment.
Ontario to Cancún flights typically cost between $459 and $657 in December.The cheapest round-trip price found within the last 5 days was $460 on Volaris (Dec 5-Dec 12).
What’s the top layover airport for flights from Ontario to Cancún?
Share of 1-stop round-trip flights from Ontario to Cancún chosen by Cheapflights users in the past 12 months, using the same layover each way.
Phoenix (PHX) – chosen by Cheapflights users on 50% of 1-stop itineraries from Ontario to Cancún on Cheapflights.
What’s the cheapest layover airport for flights from Ontario to Cancún?
Average round-trip fare for 1-stop flights from Ontario to Cancún, chosen by Cheapflights users in the past 12 months, with the same layover each way.
Phoenix (PHX) is the most affordable 1-stop option, with an average round-trip price of $475.
What’s the fastest layover option from Ontario to Cancún?
Shortest average travel time for 1-stop one-way flights from Ontario to Cancún, based on itineraries clicked by Cheapflights users over the past 12 months, grouped by layover airport.
Flights via Phoenix (PHX) have the shortest average one-way travel time for 1-stop routes: 7h 05m.
Which airport typically offers the quickest layover for flights from Ontario to Cancún?
Average layover duration for 1-stop one-way flights from Ontario to Cancún, chosen by Cheapflights users in the last 12 months, grouped by stopover airport.
Flights via Phoenix (PHX) offer the fastest connection on this route, with an average layover time of 1h 48m.
Reviews of airlines servicing Cancún
Get insights into the airlines that provide service to Cancún. 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 Cancún. Reviews last updated October 9, 2026.
Read through reviews of airlines operating flights from Ontario to Cancún, such as Southwest,Delta, andUnited Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Boarding
8.1
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Boarding
8.1
Comfort
8.0
Overall
7.9
Crew
8.6
Entertainment
7.5
Food
7.0
Reviews
1 / 20
8.0
ExcellentLa Tracimeldamarcos,Jun 2026
LAX - SLC
Related info for your journey
Find useful and relevant information for your journey from Ontario to Cancún. 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 Cancún?
Book flights to Cancún if you plan to visit one of these locationsPuerto Aventuras
Punta Sam
Holbox
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Other flights to Cancún
Explore flights to Cancún departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on October 9, 2026.
Complete your trip
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Search flights from Ontario to Cancún by cabin class
Find flights from Ontario to Cancún, based on your preferred cabin class, be it economy, premium economy, business, or first class.
Ontario and Cancún flights
Browse other Ontario and Cancún flight options. Last updated on October 9, 2026.
Other flights from Ontario
Browse through other flights departing from Ontario. Flights are based on user searches made on Cheapflights and were last updated on October 9, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 5 airlines flying from Ontario to Cancún
Discover the top 5 airlines that operate flights from Ontario to Cancún. 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 7,457,451 searches. Data last updated October 9, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$191 | Average$505 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$313 | Average$440 | FlexibilityNo cancel fee | On-time79% | |
| Cheapest$439 | Average$584 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$469 | Average$633 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$516 | Average$613 | FlexibilityNo cancel fee | On-time63% |