ONT - MTY

$155 Find Cheap Flights from Ontario to Monterrey - Compare and Save

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1 adult, Economy, 0 bags

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Everything you should know

Cheapest round-trip
$386
Typical prices: $297-$381
Volaris
Fri 9/14Sat 9/29
ONT - MTY • 1 stop
Cheapest one-way
$155
Typical prices: $152-$212
Volaris
Wed 10/17
ONT - MTY • 1 stop
Nonstop flights
Not available
There are currently no direct flights between Ontario and Monterrey. You'll need to take a connecting flight to reach the destination.
Insights
Insights
When to travel
February
Cheapest • 8% price drop
March
Most popular
Good to know
+1
Good to know
+1
Top layover airports
Guadalajara Miguel Hidal (GDL)
Cheapest • Avg $335 (round-trip)
Phoenix Sky Harbor Intl (PHX)
Shortest trip • 5h 57m (one-way)
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Flight Deals

Cheap Flights from Ontario to Monterrey (ONT-MTY)

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

Recent round-trip flight deals from Ontario to Monterrey

Mon, Sep 14 - Tue, Sep 29
Volaris Logo
12:55 am - 9:36 amONT  Ontario-MTY Monterrey Gen Mariano Escobedo
7h 41m1 stop Guadalajara Miguel Hidal
Volaris Logo
6:20 pm - 11:05 pmMTY  Monterrey Gen Mariano Escobedo-ONT Ontario
5h 45m1 stop Guadalajara Miguel Hidal
$386Volaris
Sat, Oct 10 - Tue, Oct 13
Multiple Airlines Logo
10:04 am - 7:17 pmONT  Ontario-MTY Monterrey Gen Mariano Escobedo
8h 13m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
12:01 pm - 9:09 amMTY  Monterrey Gen Mariano Escobedo-ONT Ontario
22h 08m1 stop Las Vegas Harry Reid Intl
$399Multiple Airlines
Thu, Sep 24 - Sun, Sep 27
Volaris Logo
9:36 pm - 7:31 amONT  Ontario-MTY Monterrey Gen Mariano Escobedo
8h 55m1 stop Guadalajara Miguel Hidal
Volaris Logo
6:20 pm - 11:05 pmMTY  Monterrey Gen Mariano Escobedo-ONT Ontario
5h 45m1 stop Guadalajara Miguel Hidal
$403Volaris
Fri, Sep 25 - Sun, Sep 27
Volaris Logo
9:36 pm - 7:31 amONT  Ontario-MTY Monterrey Gen Mariano Escobedo
8h 55m1 stop Guadalajara Miguel Hidal
Volaris Logo
6:20 pm - 11:05 pmMTY  Monterrey Gen Mariano Escobedo-ONT Ontario
5h 45m1 stop Guadalajara Miguel Hidal
$403Volaris
Sat, Oct 10 - Tue, Oct 13
Multiple Airlines Logo
10:04 am - 7:17 pmONT  Ontario-MTY Monterrey Gen Mariano Escobedo
8h 13m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
8:15 am - 11:05 pmMTY  Monterrey Gen Mariano Escobedo-ONT Ontario
15h 50m2 stops Mexico City Felipe Ángeles Intl Guadalajara Miguel Hidal
$408Multiple Airlines
Fri, Sep 11 - Mon, Sep 14
Volaris Logo
9:36 pm - 7:31 amONT  Ontario-MTY Monterrey Gen Mariano Escobedo
8h 55m1 stop Guadalajara Miguel Hidal
Volaris Logo
6:20 pm - 11:05 pmMTY  Monterrey Gen Mariano Escobedo-ONT Ontario
5h 45m1 stop Guadalajara Miguel Hidal
$409Volaris
Thu, Jan 28 - Fri, Feb 5
Volaris Logo
12:05 am - 2:12 pmONT  Ontario-MTY Monterrey Gen Mariano Escobedo
12h 07m1 stop Guadalajara Miguel Hidal
Volaris Logo
12:20 pm - 10:15 pmMTY  Monterrey Gen Mariano Escobedo-ONT Ontario
11h 55m1 stop Guadalajara Miguel Hidal
$413Volaris
Wed, Dec 9 - Sun, Dec 13
Multiple Airlines Logo
10:05 am - 7:20 pmONT  Ontario-MTY Monterrey Gen Mariano Escobedo
7h 15m1 stop Las Vegas Harry Reid Intl
Multiple Airlines Logo
1:19 pm - 4:49 pmMTY  Monterrey Gen Mariano Escobedo-ONT Ontario
29h 30m2 stops Mexico City Felipe Ángeles Intl Guadalajara Miguel Hidal
$417Multiple Airlines
Tue, Dec 8 - Sun, Dec 13
Volaris Logo
2:07 am - 11:44 amONT  Ontario-MTY Monterrey Gen Mariano Escobedo
7h 37m1 stop Guadalajara Miguel Hidal
Volaris Logo
12:20 pm - 4:49 pmMTY  Monterrey Gen Mariano Escobedo-ONT Ontario
6h 29m1 stop Guadalajara Miguel Hidal
$419Volaris
Thu, Sep 3 - Tue, Sep 8
Volaris Logo
9:36 pm - 9:36 amONT  Ontario-MTY Monterrey Gen Mariano Escobedo
11h 00m1 stop Guadalajara Miguel Hidal
Volaris Logo
6:20 pm - 11:05 pmMTY  Monterrey Gen Mariano Escobedo-ONT Ontario
5h 45m1 stop Guadalajara Miguel Hidal
$421Volaris
Booking Insights

Price, demand and travel trends for Ontario to Monterrey flights

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

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

Round-trip flights from Ontario to Monterrey start at $386. Prices are above average for this route right now, with typical round-trip fares ranging from $297 to $381. The lowest price found in the past 5 days was $386 on Volaris.

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Key details for Ontario to Monterrey flights

Low season

September

Cheapest flight

$155
Most popular time to fly with an average 18% increase in price.
Flight from Ontario to Monterrey

When to book flights from Ontario to Monterrey

Are your dates flexible? Find out the best times to travel from Ontario to Monterrey 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 Monterrey flight questions, answered

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

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

    Flights from Ontario to Monterrey usually depart from Ontario (ONT) and arrive at Monterrey Gen Mariano Escobedo (MTY).

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

    Only Economy Class is available on flights from Ontario to Monterrey.

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

    Connecting flights from Ontario to Monterrey most commonly pass through:

    • Guadalajara Miguel Hidal (GDL) - 96% of one-stop connections
    • Phoenix Sky Harbor Intl (PHX) - 4% of one-stop connections
    Together, these airports account for 100% of one-stop bookings on this route.

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

    Yes. Being flexible with your travel dates can save you up to 43% on the Ontario to Monterrey route. Thursday is the cheapest departure day at $287 round-trip on average, while Saturday is the most expensive at $495, a difference of $208. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

  • How long is a flight from Ontario to Monterrey?

    A nonstop flight from Ontario to Monterrey takes 0h 00m, covering 1,190 miles.

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

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

    • 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.

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

    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.

  • Have flight prices from Ontario to Monterrey changed much recently?

    Yes. Based on fares seen in the past 5 days, round-trip prices on this route showed a wide range, from about $386 to $3,776. That means the highest observed fare was about 10x higher than the lowest one.

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

    One-way fares from Ontario to Monterrey are currently lower than usual. Average one-way flight prices are about $179, which is 6% below the typical average for this route.

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

    Flying via Phoenix Sky Harbor Intl (PHX) gives the shortest average 1-stop total travel time at 5h 57m, compared with 7h 24m via Guadalajara Miguel Hidal (GDL).

  • What is the time difference between Ontario and Monterrey?

    Monterrey is 1 hour ahead of Ontario (Central Time vs Pacific Time). Plan for the time shift when scheduling connections or first-day activities.

  • What car rental options are available at Monterrey Gen Mariano Escobedo Airport (MTY)?

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

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

    Round-trip flights from Ontario to Monterrey range from $297 to $381, with an average of $323 over the past 12 months. Anything below $297 counts as a good deal.

Your guide to booking Ontario to Monterrey 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 Thursday departure instead of Saturday. On this route, Thursday flights average $287 - about $208 less than Saturday (42% savings) based on the last 12 months.
  • If you can choose when to travel, plan your Ontario to Monterrey trip for February. Fares historically average $297 round-trip in that month - typically $489 less than the most expensive month, which is July (based on the last 12 months).
  • If you're arriving late at night and need somewhere to stay, check out these hotels close to Monterrey Gen Mariano Escobedo Airport.
    - Hilton Garden Inn Monterrey Airport
    - City Express by Marriott Monterrey Aeropuerto
    - Crowne Plaza Monterrey Aeropuerto By IHG

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

Information on your arrival and departure airports

Ontario (ONT)
Monterrey (MTY)