ONT - CUN

$140 Find Cheap Flights from Ontario to Cancun - Compare and Save

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Everything you should know

Cheapest round-trip
$349
Typical prices: $379-$585
Volaris
Sat 9/1Wed 9/5
ONT - CUN • 1 stop
Cheapest one-way
$140
Typical prices: $163-$271
Volaris
Fri 9/28
ONT - CUN • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Ontario and Cancún. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to book
26 weeks
in advance
Our data shows that travelers who book at least 26 weeks in advance save around 15% compared to booking last minute.
Insights
Insights
When to travel
March
Cheapest • 19% price drop
June
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Morelia (MLM)
Cheapest • Avg $392 (round-trip)
Houston Hobby (HOU)
Shortest trip • 7h 17m (one-way)
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Insights
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We hope you love your trip to Cancún!
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Booking Insights
Flight Deals

Cheap Flights from Ontario to Cancún (ONT-CUN)

 
Discover the best prices for you by selecting your travel dates on KAYAK.

Recent round-trip flight deals from Ontario to Cancún

Sun, Aug 30 - Thu, Sep 10
Volaris Logo
12:55 am - 12:04 pmONT  Ontario-CUN Cancun
9h 09m1 stop Guadalajara Miguel Hidal
Volaris Logo
12:49 pm - 11:05 pmCUN  Cancun-ONT Ontario
12h 16m1 stop Guadalajara Miguel Hidal
$348Volaris
Tue, Sep 1 - Sat, Sep 5
Volaris Logo
9:36 pm - 9:55 amONT  Ontario-CUN Cancun
10h 19m1 stop Guadalajara Miguel Hidal
Volaris Logo
4:32 pm - 11:05 pmCUN  Cancun-ONT Ontario
8h 33m1 stop Guadalajara Miguel Hidal
$349Volaris
Sun, Sep 13 - Tue, Sep 15
Multiple Airlines Logo
9:36 pm - 9:55 amONT  Ontario-CUN Cancun
10h 19m1 stop Guadalajara Miguel Hidal
Multiple Airlines Logo
5:25 am - 11:47 pmCUN  Cancun-ONT Ontario
20h 22m2 stops Mexico City Benito Juarez Denver Intl
$375Multiple Airlines
Mon, Oct 5 - Wed, Oct 14
Multiple Airlines Logo
9:36 pm - 12:04 pmONT  Ontario-CUN Cancun
12h 28m1 stop Guadalajara Miguel Hidal
Multiple Airlines Logo
5:25 am - 11:50 pmCUN  Cancun-ONT Ontario
20h 25m2 stops Mexico City Benito Juarez Denver Intl
$378Multiple Airlines
Sat, Sep 12 - Fri, Sep 18
Frontier Logo
11:45 am - 12:37 pmONT  Ontario-CUN Cancun
22h 52m2 stops Denver Intl Atlanta Hartsfield-Jackson
Frontier Logo
1:51 pm - 9:09 amCUN  Cancun-ONT Ontario
21h 18m2 stops Atlanta Hartsfield-Jackson Las Vegas Harry Reid Intl
$526Frontier
Sun, Sep 27 - Tue, Oct 6
Delta Logo
6:00 am - 3:05 pmONT  Ontario-CUN Cancun
7h 05m1 stop Salt Lake City
Delta Logo
4:15 pm - 8:55 amCUN  Cancun-ONT Ontario
18h 40m1 stop Salt Lake City
$529Delta
Mon, Sep 28 - Wed, Oct 7
Aeromexico Logo
6:00 am - 3:05 pmONT  Ontario-CUN Cancun
7h 05m1 stop Salt Lake City
Aeromexico Logo
4:15 pm - 11:55 pmCUN  Cancun-ONT Ontario
9h 40m1 stop Salt Lake City
$529Aeromexico
Mon, Sep 28 - Wed, Oct 7
Aeromexico Logo
6:00 am - 3:05 pmONT  Ontario-CUN Cancun
7h 05m1 stop Salt Lake City
Aeromexico Logo
4:15 pm - 11:55 pmCUN  Cancun-ONT Ontario
9h 40m1 stop Salt Lake City
$531Aeromexico
Sun, Sep 13 - Wed, Sep 16
Delta Logo
10:00 pm - 1:00 pmONT  Ontario-CUN Cancun
13h 00m1 stop Atlanta Hartsfield-Jackson
Delta Logo
4:05 pm - 11:47 pmCUN  Cancun-ONT Ontario
9h 42m1 stop Salt Lake City
$538Delta
Mon, Oct 19 - Mon, Oct 26
Frontier Logo
2:28 pm - 9:58 amONT  Ontario-CUN Cancun
17h 30m2 stops Las Vegas Harry Reid Intl Chicago O'Hare Intl
Frontier Logo
1:51 pm - 11:50 pmCUN  Cancun-ONT Ontario
11h 59m2 stops Atlanta Hartsfield-Jackson Denver Intl
$538Frontier
Booking Insights

Price, demand and travel trends for Ontario to Cancún flights

Use KAYAK data on prices, travel dates, airlines and seasonal trends to compare options and book flights from Ontario to Cancún with more confidence.

How much is a round-trip flight from Ontario to Cancún?

Round-trip flights from Ontario to Cancún start at $349. Prices are below average for this route right now, with typical round-trip fares ranging from $379 to $585. The lowest price found in the past 5 days was $349 on Volaris.

What's the cheapest day of the week to fly from Ontario to Cancún?

Sunday is the cheapest day of the week to fly from Ontario to Cancún, it is 7% cheaper than the average day. Monday is the most expensive day with flight prices 7% higher than average. Based on deals found by KAYAK users in the last 12 months.

What is the cheapest month to fly from Ontario to Cancún?

  • March is the cheapest month to fly from Ontario to Cancún at $384 round-trip.
  • April ($589) and May ($572) are the most expensive months.
  • The price difference between flying in the cheapest and most expensive months is 53% on average.
This is based on KAYAK aggregated and averaged internal data over the past 12 months.

When are prices from Ontario to Cancún the cheapest?

Flights from Ontario to Cancún are cheapest 26 weeks before departure. Booking in this window typically costs about 15% less than the average last-minute fare (within 2 weeks of the flight), based on KAYAK data.

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Key details for Ontario to Cancún flights

Low season

January

Cheapest flight

$140
Best time to beat the crowds with an average 15% drop in price.
Most popular time to fly and prices are also 7% lower on average.
Flight from Ontario to Cancún

When to book flights from Ontario to Cancún

Are your dates flexible? Find out the best times to travel from Ontario to Cancún based on our flight data from the last year. Discover the cheapest month and even day to fly.
Estimated round-trip price

Your Ontario to Cancún flight questions, answered

Find helpful route details based on KAYAK data, including flight times, airports, airlines and booking questions.

  • What are the common layover options for flights from Ontario to Cancun?

    All flights from Ontario to Cancun have at least one stop en route, as there are no nonstop flights. The layover options for flights on this route vary depending on your airline. Common layover airports for flights from Ontario to Cancun are Orlando International Airport (MCO), Phoenix International Airport (PHX), Dallas Fort Worth International Airport (DFW), Denver International Airport (DEN), and Charlotte Douglas (CLT).

  • Do airlines flying from Ontario to Cancun offer assistance services to passengers with reduced mobility?

    Yes, airlines flying from Ontario to Cancun offer assistance services to passengers with special needs. Each airline on this route runs a wheelchair assistance program to help passengers with reduced mobility navigate the airports easily. The airlines, including American Airlines, Southwest, and JetBlue, also have attendants who assist passengers with reduced mobility. We recommend informing your airline well in advance if you need a wheelchair or other mobility aid during your travel.

  • Do I need a visa to fly from Ontario to Cancun?

    US citizens are allowed to enter Cancun visa-free for stays up to 180 days. You must hold a valid passport book with at least two blank pages for stamping. US citizens with a passport card only may be denied entry to Cancun. Those planning to stay more than 180 days must have a Mexican tourist visa.

  • Are there public transportation options from Cancun International Airport to the city center?

    Yes. The local ADO Buses offer direct transportation from CUN to Downtown Cancun, Downtown Tulum, and Playa del Carmen. The buses pick up passengers just outside the terminals and drop them off at the Main Bus Terminal in the city center. The buses provide up to 70 daily services and do not restrict passenger luggage. We recommend booking your ticket in advance as these routes sell out quickly.

  • Which airports can I use when flying from Ontario to Cancún?

    Flights from Ontario to Cancún usually depart from Ontario (ONT) and arrive at Cancun (CUN).

  • What cabin classes can I book on flights from Ontario to Cancún?

    Two cabin classes are available on flights from Ontario to Cancún:

    • Economy Class
    • Business Class

  • Which airports do connecting flights from Ontario to Cancún pass through?

    One-stop flights from Ontario to Cancún most commonly connect through:

    • Guadalajara Miguel Hidal (GDL) - 62% of one-stop connections
    • Houston George Bush Intcntl (IAH) - 14% of one-stop connections
    • Dallas/Fort Worth (DFW) - 13% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 5% of one-stop connections

    Guadalajara Miguel Hidal (GDL) handles the largest share of one-stop connections on this route.

  • Can I save money by using flexible dates for flights from Ontario to Cancún?

    On the Ontario to Cancún route, being flexible with your departure day can save you up to 13%. Sunday is the cheapest day at $445 round-trip on average, while Monday is the most expensive at $510: a $65 difference. Cheaper weekend fares like these are typical of routes dominated by weekday business travel.

  • What popular places can I visit in Cancún?

    Some of the most popular sights in Cancún are Puerto Cancun, Nichupte Lagoon and Playa Delfines. These are among the most viewed places in Cancún on KAYAK.

  • How long is a flight from Ontario to Cancún?

    A nonstop flight from Ontario to Cancún takes 0h 00m, covering 2,073 miles.

  • What are the earliest and latest flights from Ontario to Cancún?

    These are the earliest and latest flight times available from Ontario to Cancún:

    • Earliest: departs at 12:00 am and lands at 12:00 am
    • Latest: departs at 12:00 am and lands at 12:00 am.

    The flight takes about 0h 00m.

  • How expensive are last-minute Ontario to Cancún flights?

    Last-minute fares on this route - booked within 2 weeks of departure - run 10% below the route average of $474. Booking late can sometimes save money on this route, but inventory is limited.

  • Do I need a passport to fly from Ontario to Cancún?

    Yes, a valid passport is required for this international route. Many destinations require at least six months of validity beyond your travel dates. Check your passport expiry well before booking.

  • How are flight prices from Ontario to Cancún looking right now?

    One-way fares from Ontario to Cancún are currently higher than usual. Average one-way flight prices are about $208, which is 5% above the typical average for this route.

  • How much time can I save by choosing a different layover airport from Ontario to Cancún?

    Flying via Houston Hobby (HOU) gives the shortest average 1-stop total travel time at 7h 17m, compared with 7h 27m via Phoenix Sky Harbor Intl (PHX) and 7h 30m via Morelia (MLM).

  • What is the time difference between Ontario and Cancún?

    Cancún is 2 hours ahead of Ontario (Eastern Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Cancun Airport (CUN)?

    Cancun Airport (CUN) hosts 5 major car rental companies, with daily rates starting from around $1 for economy cars. Top options include:
    · MEXRENTACAR
    · Hertz
    · America Car Rental
    · Budget
    · Europcar

  • How much should I expect to pay for a Ontario to Cancún flight?

    Round-trip flights from Ontario to Cancún range from $379 to $585, with an average of $474 over the past 12 months. Anything below $379 counts as a good deal.

Your guide to booking Ontario to Cancún flights

Get tips on when to book, when to fly and what to know before your trip.
  • If your dates can be flexible, aim for a Sunday departure instead of Monday. On this route, Sunday flights average $445 - about $65 less than Monday (13% savings) based on the last 12 months.
  • For the best chance at a low fare, aim to book around 26 weeks before you fly. On this route, that window historically saves about 15% versus last-minute pricing (KAYAK booking data, last 12 months).
  • If you can choose when to travel, plan your Ontario to Cancún trip for March. Fares historically average $384 round-trip in that month - typically $205 less than the most expensive month, which is April (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Cancun Airport.
    - Courtyard by Marriott Cancun Airport
    - Hilton Garden Inn Cancun Airport
    - City Express by Marriott Cancun Aeropuerto
  • Flights from Ontario to Cancun (CUN) depart from Ontario International Airport (ONT). The airport is about two miles from Downtown Ontario and about 18 miles from Downtown San Bernardino. The airport serves San Bernardino and Greater Los Angeles.
  • Each passenger flying from Ontario to Cancun emits approximately 2345 lb of CO2. American Airlines, Frontier, and Southwest fly some of the most sustainable flights from ONT to CUN. They offer one-stop and two-stop flights that emit 60%, 50%, and 46% less CO2, respectively.
  • Cancun International Airport (CUN) is the second busiest airport in Mexico, only after Mexico City International Airport. The airport is the main gateway to the Caribbean Coast of the Yucatan Peninsula regarding air travel.
  • Consider booking American Airlines if you're flying with an infant from Ontario to Cancun. The airline allows children under two years to travel on a parent's lap or an accompanying adult 16 years or older. Infants traveling this route must have the same documentation as adults.
  • If you want to fly with your pet from Ontario to Cancun, consider booking JetBlue, American Airlines, or United Airlines. These airlines allow passengers to bring small dogs and cats in the cabin when flying this route. The pet should be at least 12 weeks old and be secured in a carrier that allows the pet to turn around easily.

Everything you need to know for your flight from Ontario to Cancún

Information on your arrival and departure airports

Ontario (ONT)
Cancún (CUN)