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$287+ Cheap flights from Montego Bay (MBJ) to Ontario (ONT)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 7/5. Fares are subject to change and may not be available on all flights or dates of travel.
MBJ — ONT
Jun 17 — Jun 241
Tue 6/17
Tue 6/24
1 adult, Economy
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Cheap flight deals from Montego Bay to Ontario

Discover tips and strategies to find the most affordable flight options for your journey from Montego Bay (MBJ) to Ontario (ONT). 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 June 12, 2025.

Round-trip from

$542
(United Airlines)

One-way from

$287
(United Airlines)

Popular in

August

Cheapest in

April

Average price

$556
From Montego Bay Sangster Intl to Ontario
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One-way flight from Montego Bay Sangster Intl to Ontario
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Highest demand for flights based on searches. 5% potential increase in price ($30 potential increase over avg. RT price).
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Cheapest flight prices on average. 1% potential price decrease ($10 potential savings vs. average RT price).
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Average for round-trip flights in June 2025
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Find flight deals from Montego Bay to Ontario

Cheapest flights from Montego Bay to Ontario
Explore the most affordable flight options available from Montego Bay to Ontario. Find the lowest fares from popular airlines and budget airlines, with prices last updated on June 12, 2025.

This United Airlines deal was found by Cheapflights users on 6/12. 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 8/12:40 pmMBJ - ONT
2 stops23h 52mUnited Airlines
Fri 10/36:00 amONT - MBJ
1 stop29h 30mUnited Airlines
Deal found 6/12$542
This JetBlue deal was found by Cheapflights users on 6/10. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 7/110:39 amMBJ - ONT
1 stop13h 20mJetBlue
Fri 8/811:45 pmONT - MBJ
1 stop11h 20mJetBlue
Deal found 6/10$722

Cheapflights Fare Finder

Customize your flight search to find flights from Montego Bay to Ontario 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 2,558,603 searches. Data last updated June 12, 2025.
Use the filters below to find and compare flights from Montego Bay to Ontario that are best for you.

Fly from

Montego Bay

Fly to

Ontario

Route

Depart

Return

Price

Montego BayOntario

MBJ - ONT

MBJONT

Montego Bay Sangster Intl

Fri 8/1

2:40 pm-12:32 pm

2 stops23h 52m

Ontario

Fri 10/3

6:00 am-1:30 pm

1 stop29h 30m

$542

Montego BayOntario

MBJ - ONT

MBJONT

Montego Bay Sangster Intl

Tue 7/1

10:39 am-9:59 pm

1 stop13h 20m

Ontario

Fri 8/8

11:45 pm-1:05 pm

1 stop11h 20m

$722

Montego BayOntario

MBJ - ONT

MBJONT

Montego Bay Sangster Intl

Sat 7/5

12:52 pm-8:54 pm

1 stop10h 02m

$287

Montego BayOntario

MBJ - ONT

MBJONT

Montego Bay Sangster Intl

Fri 7/4

1:30 pm-9:33 pm

1 stop10h 03m

$327

Montego BayOntario

MBJ - ONT

MBJONT

Montego Bay Sangster Intl

Wed 7/2

10:39 am-9:59 pm

1 stop13h 20m

$409

Montego BayOntario

MBJ - ONT

MBJONT

Montego Bay Sangster Intl

Sun 6/22

11:20 am-8:50 pm

1 stop11h 30m

$476

Montego BayOntario

MBJ - ONT

MBJONT

Montego Bay Sangster Intl

Mon 7/21

2:29 pm-10:27 pm

1 stop9h 58m

$492

Montego BayOntario

MBJ - ONT

MBJONT

Montego Bay Sangster Intl

Sun 6/22

5:00 pm-11:50 pm

3 stops56h 50m

$522

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/10

Best time to book a flight from Montego Bay to Ontario

Have a flexible travel schedule? Discover the best time to fly to Ontario from Montego Bay with our price prediction graph.
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 Montego Bay to Ontario

What is the cheapest month to book a flight from Montego Bay to Ontario?

Currently, August is the cheapest month in which you can book a flight from Montego Bay to Ontario (average of $246). Flying from Montego Bay to Ontario in March is currently the most expensive (average of $328). 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.

Rainfall in Ontario by month

Plan your trip to Ontario by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Ontario ranges from 0.1 - 3.4 inches per month. February is typically the wettest month, when rainfall can reach 3.4 in. June is typically the driest time to visit Ontario when rainfall is around 0.1 in.

Temperature in Ontario by month

Plan your trip to Ontario by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Ontario, use this chart to help with planning. For those seeking warmer temperatures, August is the ideal time of year to visit, when temperatures reach an average of 78.8 F. Travelers looking to avoid the cold should look outside of December, when temperatures are typically at their lowest (around 53.6 F).

Reviews of airlines servicing Ontario

Get insights into the airlines that provide service to Ontario. 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 Ontario. Reviews last updated June 12, 2025.
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Southwest
8.0
Very good
4,287 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
Delta
8.0
Very good
7,950 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
United Airlines
7.4
Good
8,790 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
JetBlue
7.3
Good
2,925 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,287 reviews

Food

7.1

Entertainment

7.6

Overall

8.0

Boarding

8.2

Comfort

8.0

Crew

8.6

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

New Terminal is neat, lost of stores and places to catch a bite.

Related info for your journey

Find useful and relevant information for your journey from Montego Bay to Ontario. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • What are the cheapest airlines flying from Montego Bay to Ontario round-trip?

    Cheapflights users have booked flights from Montego Bay to Ontario round-trip from $542. Another airline that can offer you cheap pricing is JetBlue.

  • What are the cheapest airlines to fly from Montego Bay to Ontario one-way?

    To fly one-way, consider booking your trip with United Airlines, which is currently one of the cheapest options available, starting at $287. American Airlines flights start at $327 while deals on JetBlue start at $409 one-way.

  • Can I find deals for flights from Montego Bay to Ontario that include hotel bookings?

    Yes. In addition to deals on Montego Bay to Ontario flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Montego Bay to Ontario?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Montego Bay to Ontario.

  • Can I find deals for business class flights from Montego Bay to Ontario?

    Yes. Cheapflights offers flight deals from Montego Bay to Ontario by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from Montego Bay to Ontario?

    Currently, August is the cheapest month in which you can book a flight from Montego Bay to Ontario (average of $246). Flying from Montego Bay to Ontario in March is currently the most expensive (average of $328). 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.

See more FAQs

Browse thousands of different options on Cheapflights for your next trip

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Top airline flying from Montego Bay to Ontario

Discover the top airline that operate flights from Montego Bay to Ontario. 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 2,558,603 searches. Data last updated June 12, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$426Average$518FlexibilityNo cancel feeOn-time71%

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