Which airports can I use when flying from Ontario to Monterey?

Flights from Ontario to Monterey usually depart from Ontario (ONT) and arrive at Monterey Regional (MRY).

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

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

Which airports do connecting flights from Ontario to Monterey pass through?

Most connecting flights from Ontario to Monterey pass through San Francisco (SFO), which handles 100% of one-stop traffic on this route.

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

Yes. Flexible dates can save you up to 67% on flights from Ontario to Monterey. Wednesday is the cheapest departure day at $239 round-trip on average, while Monday is the most expensive at $705, a difference of $466. KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

Do I need a passport to fly from Ontario to Monterey?

No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.

Have flight prices from Ontario to Monterey 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 $309 to $1,412. That means the highest observed fare was about 5x higher than the lowest one.

How are flight prices from Ontario to Monterey looking right now?

One-way fares from Ontario to Monterey are currently lower than usual. Average one-way flight prices are about $216, which is 33% below the typical average for this route.

What car rental options are available at Monterey Regional Airport (MRY)?

Monterey Regional Airport (MRY) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include: • Budget • Hertz • Alamo • Avis • Enterprise Rent-A-Car

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

Round-trip flights from Ontario to Monterey range from $308 to $447, with an average of $388 over the past 12 months. Anything below $308 counts as a good deal.

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

Round-trip flights from Ontario to Monterey typically range from $308 to $447. The lowest price found in the past 5 days was $309, on United Airlines.

Which airline is the cheapest to fly from Ontario to Monterey?

United Airlines ($309) and Alaska Airlines ($493) are the cheapest airlines to fly round-trip from Ontario to Monterey according to KAYAK data over the last 5 days.

What is the cheapest layover airport when flying from Ontario to Monterey?

Flights via San Francisco (SFO) offer the most affordable fares, with an average round-trip price of $438. Based on KAYAK data over the past 3 months.

When flying from Ontario to Monterey which airport offers the shortest layover?

San Francisco (SFO) had the shortest average connection time for Ontario to Monterey layovers at 2h 55m over the past 3 months.

$117 CHEAP FLIGHTS from Ontario to Monterey (ONT - MRY)

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Filter searches by price, airline and more to find your best flights.

Cheapest round-trip

$309

Typical prices: $308-$447

United Airlines

Sun 11/4Sun 11/11

ONT - MRY • 1 stop

Cheapest one-way

$117

Typical prices: $209-$428

Multiple Airlines

Mon 11/12

ONT - MRY • 1 stop

When to travel

November

Cheapest • 21% price drop

October

Most popular

Good to know

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We hope you love your trip to Monterey!

Flight Deals

Cheap Flights from Ontario to Monterey (ONT-MRY)

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

Round-trip

One-way

Last minute

Recent round-trip flight deals from Ontario to Monterey

Wed, Nov 4 - Wed, Nov 11

9:25 am - 12:59 pmONT Ontario-MRY Monterey Regional

3h 34m1 stop San Francisco

2:25 pm - 8:15 pmMRY Monterey Regional-ONT Ontario

5h 50m1 stop San Francisco

$309United Airlines

Fri, Jan 1 - Fri, Jan 1

6:00 am - 11:12 amONT Ontario-MRY Monterey Regional

5h 12m1 stop San Francisco

6:55 pm - 10:53 pmMRY Monterey Regional-ONT Ontario

3h 58m1 stop San Francisco

$309United Airlines

Fri, Nov 6 - Fri, Nov 13

1:35 pm - 7:19 pmONT Ontario-MRY Monterey Regional

5h 44m1 stop San Francisco

12:19 pm - 5:56 pmMRY Monterey Regional-ONT Ontario

5h 37m1 stop San Francisco

$309United Airlines

Fri, Nov 6 - Mon, Nov 9

1:35 pm - 7:19 pmONT Ontario-MRY Monterey Regional

5h 44m1 stop San Francisco

2:25 pm - 5:56 pmMRY Monterey Regional-ONT Ontario

3h 31m1 stop San Francisco

$309United Airlines

Wed, Oct 21 - Sat, Oct 24

8:03 am - 11:19 amONT Ontario-MRY Monterey Regional

3h 16m1 stop San Francisco

11:59 am - 5:46 pmMRY Monterey Regional-ONT Ontario

5h 47m1 stop San Francisco

$339United Airlines

Fri, Oct 23 - Tue, Oct 27

4:03 pm - 9:50 pmONT Ontario-MRY Monterey Regional

5h 47m1 stop San Francisco

8:30 am - 12:29 pmMRY Monterey Regional-ONT Ontario

3h 59m1 stop San Francisco

$339United Airlines

Fri, Oct 23 - Sun, Oct 25

4:03 pm - 9:50 pmONT Ontario-MRY Monterey Regional

5h 47m1 stop San Francisco

6:30 am - 12:29 pmMRY Monterey Regional-ONT Ontario

5h 59m1 stop San Francisco

$339United Airlines

Wed, Oct 21 - Mon, Oct 26

11:10 am - 2:56 pmONT Ontario-MRY Monterey Regional

3h 46m1 stop San Francisco

2:25 pm - 8:15 pmMRY Monterey Regional-ONT Ontario

5h 50m1 stop San Francisco

$339United Airlines

Thu, Jan 21 - Sun, Jan 24

11:36 am - 11:55 pmONT Ontario-MRY Monterey Regional

12h 19m2 stops Seattle/Tacoma Intl San Diego

6:04 pm - 10:38 amMRY Monterey Regional-ONT Ontario

16h 34m1 stop Seattle/Tacoma Intl

$493Alaska Airlines

Thu, Jan 21 - Sun, Jan 24

7:00 am - 11:55 pmONT Ontario-MRY Monterey Regional

16h 55m2 stops Seattle/Tacoma Intl San Diego

6:00 am - 10:41 pmMRY Monterey Regional-ONT Ontario

16h 41m2 stops San Diego Seattle/Tacoma Intl

$514Alaska Airlines

Recent last minute flight deals from Ontario to Monterey

Wed, Oct 14 - Wed, Oct 21

1:24 pm - 9:05 pmONT Ontario-MRY Monterey Regional

7h 41m1 stop Denver Intl

5:10 am - 12:46 pmMRY Monterey Regional-ONT Ontario

7h 36m1 stop Denver Intl

$439United Airlines

Thu, Oct 15 - Sun, Oct 18

1:52 pm - 6:20 pmONT Ontario-MRY Monterey Regional

4h 28m1 stop San Francisco

11:59 am - 5:36 pmMRY Monterey Regional-ONT Ontario

5h 37m1 stop San Francisco

$449United Airlines

Thu, Oct 15 - Sun, Oct 18

9:25 am - 2:56 pmONT Ontario-MRY Monterey Regional

5h 31m1 stop San Francisco

11:59 am - 3:22 pmMRY Monterey Regional-ONT Ontario

3h 23m1 stop San Francisco

$449United Airlines

Wed, Oct 14 - Sun, Oct 18

4:03 pm - 9:50 pmONT Ontario-MRY Monterey Regional

5h 47m1 stop San Francisco

11:59 am - 5:36 pmMRY Monterey Regional-ONT Ontario

5h 37m1 stop San Francisco

$449United Airlines

Wed, Oct 14 - Sun, Oct 18

11:10 am - 2:56 pmONT Ontario-MRY Monterey Regional

3h 46m1 stop San Francisco

5:10 am - 12:46 pmMRY Monterey Regional-ONT Ontario

7h 36m1 stop Denver Intl

$449United Airlines

Thu, Oct 15 - Mon, Oct 19

1:52 pm - 6:20 pmONT Ontario-MRY Monterey Regional

4h 28m1 stop San Francisco

7:05 pm - 10:51 pmMRY Monterey Regional-ONT Ontario

3h 46m1 stop San Francisco

$449United Airlines

Mon, Oct 12 - Sun, Oct 18

1:52 pm - 6:20 pmONT Ontario-MRY Monterey Regional

4h 28m1 stop San Francisco

11:59 am - 5:36 pmMRY Monterey Regional-ONT Ontario

5h 37m1 stop San Francisco

$459United Airlines

Wed, Oct 14 - Tue, Oct 20

8:03 am - 11:19 amONT Ontario-MRY Monterey Regional

3h 16m1 stop San Francisco

5:10 am - 12:46 pmMRY Monterey Regional-ONT Ontario

7h 36m1 stop Denver Intl

$459United Airlines

Wed, Oct 14 - Tue, Oct 20

7:25 am - 4:51 pmONT Ontario-MRY Monterey Regional

9h 26m2 stops Portland Seattle/Tacoma Intl

5:28 pm - 10:17 amMRY Monterey Regional-ONT Ontario

16h 49m1 stop Seattle/Tacoma Intl

$1,043Alaska Airlines

Wed, Oct 14 - Fri, Oct 16

7:25 am - 4:51 pmONT Ontario-MRY Monterey Regional

9h 26m2 stops Portland Seattle/Tacoma Intl

5:28 pm - 10:17 amMRY Monterey Regional-ONT Ontario

16h 49m1 stop Seattle/Tacoma Intl

$1,184Alaska Airlines

Booking Insights

Price, demand and travel trends for Ontario to Monterey flights

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

Prices

Airlines

Layovers

How much is a round-trip flight from Ontario to Monterey? This analysis is based on the cheapest round-trip price found on KAYAK in the last 12 months by searching for a flight from Ontario to Monterey departing in november.

Find deals

Low season	May
High season	October
Cheapest flight	$117

Beat the crowds with an average 53% drop in travelers.

One-way flight from Ontario to Monterey

When to book flights from Ontario to Monterey

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

Estimated round-trip price

KAYAK looks at all historical flight data for each date to provide a predicted price for one-way trips or round-trips with a duration up to 40 days. While we try to provide actual minimum prices for each date, some prices are predictions and actual prices may differ.

What cabin classes can I book on flights from Ontario to Monterey?
Only Economy Class is available on flights from Ontario to Monterey.
Do I need a passport to fly from Ontario to Monterey?
No, a passport is not required for this domestic route, but you will need a real ID-compliant driver's license, a state ID or another TSA-accepted form of identification.
How much should I expect to pay for a Ontario to Monterey flight?
Round-trip flights from Ontario to Monterey range from $308 to $447, with an average of $388 over the past 12 months. Anything below $308 counts as a good deal.
Have flight prices from Ontario to Monterey 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 $309 to $1,412. That means the highest observed fare was about 5x higher than the lowest one.
How are flight prices from Ontario to Monterey looking right now?
One-way fares from Ontario to Monterey are currently lower than usual. Average one-way flight prices are about $216, which is 33% below the typical average for this route.
What car rental options are available at Monterey Regional Airport (MRY)?
Monterey Regional Airport (MRY) hosts 5 major car rental companies, with daily rates starting from around $22 for economy cars. Top options include:

• Budget
• Hertz
• Alamo
• Avis
• Enterprise Rent-A-Car
Which airports can I use when flying from Ontario to Monterey?
Flights from Ontario to Monterey usually depart from Ontario (ONT) and arrive at Monterey Regional (MRY).
Which airports do connecting flights from Ontario to Monterey pass through?
Most connecting flights from Ontario to Monterey pass through San Francisco (SFO), which handles 100% of one-stop traffic on this route.
Can I save money by using flexible dates for flights from Ontario to Monterey?
Yes. Flexible dates can save you up to 67% on flights from Ontario to Monterey. Wednesday is the cheapest departure day at $239 round-trip on average, while Monday is the most expensive at $705, a difference of $466.

KAYAK's flexible dates feature shows options up to 3 days before and after your selected dates, making it easier to compare nearby fares.

If your dates are flexible, aim for a Wednesday departure and avoid flying on Monday. On this route, Wednesday flights average $239, about $466 less than Monday fares (66% savings) based on the last 12 months.
If you can choose when to travel, plan your Ontario to Monterey trip for November. Fares historically average $308 round-trip in that month - typically $255 less than the most expensive month, which is December (based on the last 12 months).
If you're arriving late at night and need somewhere to stay, check out these hotels close to Monterey Regional Airport.

• Monterey Beach Hotel, a Tribute Portfolio Hotel
• Bayside Inn
• Travelodge by Wyndham Monterey Bay

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ONT - MRY

$117 Find Cheap Flights from Ontario to Monterey - Compare and Save

Everything you should know

Cheap Flights from Ontario to Monterey (ONT-MRY)

Recent round-trip flight deals from Ontario to Monterey

Recent one-way flight deals from Ontario to Monterey

Recent last minute flight deals from Ontario to Monterey

Price, demand and travel trends for Ontario to Monterey flights

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

Which airline is the cheapest to fly from Ontario to Monterey?

What is the cheapest layover airport when flying from Ontario to Monterey?

When flying from Ontario to Monterey which airport offers the shortest layover?

Key details for Ontario to Monterey flights

Low season

High season

Cheapest flight

When to book flights from Ontario to Monterey

Your Ontario to Monterey flight questions, answered

Your guide to booking Ontario to Monterey flights

More options for your flight from Ontario to Monterey

Complete your trip to Monterey with a hotel stay or car rental

Information on your arrival and departure airports

Cabin class types available on flights from Ontario to Monterey

Find direct flights to and from Ontario and Monterey

Flights from domestic origins to Monterey

Flights to other popular destinations

Find deals for your return flight