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Luis Munoz Marin Intl

$103+ Cheap flights from Ontario (ONT) to Luis Munoz Marin Intl (SJU)

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 1/22. Fares are subject to change and may not be available on all flights or dates of travel.
ONT — SJU
Nov 26 — Dec 31
Tue 11/26
Tue 12/3
1 adult, Economy
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The best prices from Ontario to San Juan Luis Munoz Marin Intl are usually found in June or September, booked 59 days in advance, depart on a Tuesday or Saturday and return on a Wednesday

Cheap flight deals from Ontario to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Ontario (ONT) to Luis Munoz Marin Intl (SJU). 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 November 21, 2024.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Popular in

December

Cheapest in

June

Round-trip from

$278
(Frontier)

One-way from

$103
(Trip.com)
Provider with most accurate pricing for Ontario-San Juan Luis Munoz Marin Intl flight deals.
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Provider most trusted by Cheapflights users for Ontario-San Juan Luis Munoz Marin Intl flights.
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High demand for flights, 42% potential price rise
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Best time to find cheap flights, 35% potential price drop
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From Ontario to San Juan Luis Munoz Marin Intl
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One-way flight from Ontario to San Juan Luis Munoz Marin Intl
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Find flight deals from Ontario to Luis Munoz Marin Intl

Cheapest flights from Ontario to Luis Munoz Marin Intl
Explore the most affordable flight options available from Ontario to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on November 21, 2024.

This Frontier deal was found by Cheapflights users on 11/19. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/174:48 pmONT - SJU
1 stop9h 42mFrontier
Tue 12/248:00 amSJU - ONT
1 stop11h 48mFrontier
Deal found 11/19$278
This eDestinos deal was found by Cheapflights users on 11/19. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/158:04 amONT - SJU
2 stops29h 39mMultiple Airlines
Sat 1/48:10 pmSJU - ONT
3 stops38h 59mMultiple Airlines
Deal found 11/19$524
This United Airlines deal was found by Cheapflights users on 11/20. 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.
Sat 11/236:28 pmONT - SJU
2 stops17h 10mUnited Airlines
Thu 12/52:25 pmSJU - ONT
2 stops13h 33mUnited Airlines
Deal found 11/20$609
This Southwest deal was found by Cheapflights users on 11/20. 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.
Wed 12/188:35 amONT - SJU
2 stops12h 10mSouthwest
Wed 12/255:35 amSJU - ONT
2 stops14h 20mSouthwest
Deal found 11/20$679
This Delta deal was found by Cheapflights users on 11/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 11/2310:00 pmONT - SJU
1 stop12h 31mDelta
Thu 12/51:50 pmSJU - ONT
1 stop13h 11mDelta
Deal found 11/20$689
This American Airlines deal was found by Cheapflights users on 11/20. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/211:59 pmONT - SJU
1 stop11h 10mAmerican Airlines
Fri 12/612:45 pmSJU - ONT
1 stop11h 55mAmerican Airlines
Deal found 11/20$717
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/66:10 pmONT - SJU
2 stops41h 05mAlaska Airlines
Tue 12/106:25 amSJU - ONT
2 stops34h 33mAlaska Airlines
Deal found 11/20$1,064

Find flights from Ontario to Luis Munoz Marin Intl within your budget

Customize your flight search to find flights from Ontario to Luis Munoz Marin Intl 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 2,629,791 searches. Data last updated November 21, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Tue 12/17

4:48 pm-6:30 am

1 stop9h 42m

San Juan Luis Munoz Marin Intl

Tue 12/24

8:00 am-3:48 pm

1 stop11h 48m

$278

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Tue 1/28

7:00 am-11:45 pm

1 stop12h 45m

San Juan Luis Munoz Marin Intl

Tue 2/4

3:30 pm-10:52 pm

1 stop11h 22m

$354

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Wed 2/5

6:10 am-11:58 pm

2 stops13h 48m

San Juan Luis Munoz Marin Intl

Mon 2/10

6:00 am-6:24 pm

2 stops16h 24m

$424

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Sat 3/1

1:44 pm-6:12 am

2 stops12h 28m

San Juan Luis Munoz Marin Intl

Tue 3/4

7:45 am-8:55 pm

2 stops17h 10m

$444

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Mon 5/5

5:35 am-9:05 pm

2 stops12h 30m

San Juan Luis Munoz Marin Intl

Mon 5/12

7:40 am-4:10 pm

2 stops11h 30m

$458

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Sun 12/15

8:04 am-5:43 pm

2 stops29h 39m

San Juan Luis Munoz Marin Intl

Sat 1/4

8:10 pm-7:09 am

3 stops38h 59m

$524

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Tue 3/11

4:20 pm-1:56 pm

2 stops18h 36m

San Juan Luis Munoz Marin Intl

Tue 3/18

3:24 pm-10:37 pm

2 stops34h 13m

$967

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Wed 1/22

12:34 pm-2:56 pm

2 stops22h 22m

$103

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Wed 1/8

12:48 pm-12:00 pm

2 stops19h 12m

$177

OntarioSan Juan

ONT - SJU

ONTSJU

Ontario

Sat 2/22

1:44 pm-6:12 am

2 stops12h 28m

$222

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/20

Showing 1-10 of 15 results
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Compare providers for flights from Ontario to Luis Munoz Marin Intl

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 Luis Munoz Marin Intl in November.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*3 stars
CheapfaremartPrice Accuracy-Trust Score*1 star

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on Ontario-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Ontario-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Ontario-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on Ontario-San Juan Luis Munoz Marin Intl Airport 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-San Juan Luis Munoz Marin Intl Airport 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 Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Ontario 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.

Travel insights for flights from Ontario to Luis Munoz Marin Intl

Get recent, data-driven insights about flights from Ontario to Luis Munoz Marin Intl including ideal travel times, pricing trends, and more.

How far ahead should I book a flight from Ontario to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the optimal time to book a round-trip flight from Ontario to Luis Munoz Marin Intl. Price data was last updated on November 15, 2024.

The best time to book flights from Ontario to San Juan Luis Munoz Marin Intl Airport is 59 days before your desired departure date. The cost of your flight will likely increase significantly if you book two weeks in advance of your flight.

What is the cheapest month to book a flight from Ontario to San Juan Luis Munoz Marin Intl Airport?

Currently, September is the cheapest month in which you can book a flight from Ontario to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Ontario to San Juan Luis Munoz Marin Intl Airport in March is currently the most expensive (average of $335). 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.

What is the cheapest time of day to fly from ONT to SJU?

Find hourly flight availability from Ontario to Luis Munoz Marin Intl. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated November 21, 2024.

One of the essential ways to save on airfare from Ontario to San Juan Luis Munoz Marin Intl Airport is to remain as flexible as possible. Flights that are in the morning tend to be the most expensive. A flight in the afternoon could potentially save you up to 14% on airfare.

Rainfall in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport ranges from 2.2 - 6.1 inches per month. November is typically the wettest month, when rainfall can reach 6.1 in. February is typically the driest time to visit San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

Temperature in Luis Munoz Marin Intl by month

Plan your trip to Luis Munoz Marin Intl by taking into account the average temperature totals by month.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, use this chart to help with planning. For those seeking warmer temperatures, June is the ideal time of year to visit, when temperatures reach an average of 82.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 77.0 F).

Reviews of airlines servicing Luis Munoz Marin Intl

Get insights into the airlines that provide service to Luis Munoz Marin Intl. 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 Luis Munoz Marin Intl. Reviews last updated November 21, 2024.
See what other customers who have flown with American Airlines, United Airlines and Alaska Airlines from Ontario to San Juan have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.1
Very good
5,015 reviews

Entertainment

7.7

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Southwest
8.1
Very good
5,015 reviews
Southwest
8.1
Very good
5,015 reviews

Entertainment

7.7

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Alaska Airlines
8.0
Very good
9,458 reviews
Southwest
8.1
Very good
5,015 reviews

Entertainment

7.7

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Delta
8.0
Very good
8,758 reviews
Southwest
8.1
Very good
5,015 reviews

Entertainment

7.7

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

United Airlines
7.4
Good
9,172 reviews
Southwest
8.1
Very good
5,015 reviews

Entertainment

7.7

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

WestJet
7.3
Good
2,810 reviews
Southwest
8.1
Very good
5,015 reviews

Entertainment

7.7

Comfort

8.1

Crew

8.7

Overall

8.1

Boarding

8.2

Food

7.2

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

Related info for your journey

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

  • What airport do you fly from for flights from Ontario to San Juan Luis Munoz Marin Intl?

    Ontario (ONT), located 3.1 mi from the city center, is the airport you fly out of when you book flights from Ontario to San Juan Luis Munoz Marin Intl. 5 airlines have flights from Ontario to San Juan Luis Munoz Marin Intl on a regular basis. Booking flights from Ontario to San Juan Luis Munoz Marin Intl should not be difficult; the airport handles an average of 0 outbound flights to San Juan Luis Munoz Marin Intl per day.

  • What are the cheapest airlines flying from Ontario to San Juan Luis Munoz Marin Intl Airport round-trip?

    Cheapflights users have booked flights from Ontario to San Juan Luis Munoz Marin Intl Airport round-trip from $278. Other airlines that can offer you cheap pricing are Delta, from $354, and American Airlines, from $424. Frontier is currently priced 51% below the average price you’ll pay for this route.

  • What are the cheapest airlines to fly from Ontario to San Juan Luis Munoz Marin Intl Airport one-way?

    The cheapest airlines for a one-way flight from Ontario to San Juan Luis Munoz Marin Intl Airport are Frontier ($103), American Airlines ($177), and United Airlines ($222).

  • Can I find deals for flights from Ontario to Luis Munoz Marin Intl that include hotel bookings?

    Yes. In addition to deals on Ontario to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Ontario to Luis Munoz Marin Intl?

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

  • Can I find deals for business class flights from Ontario to Luis Munoz Marin Intl?

    Yes. Cheapflights offers flight deals from Ontario to Luis Munoz Marin Intl 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 Ontario to San Juan Luis Munoz Marin Intl Airport?

    Currently, September is the cheapest month in which you can book a flight from Ontario to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Ontario to San Juan Luis Munoz Marin Intl Airport in March is currently the most expensive (average of $335). 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.

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Alternative routes for Ontario to Luis Munoz Marin Intl

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Top 5 airlines flying from Ontario to Luis Munoz Marin Intl

Discover the top 5 airlines that operate flights from Ontario to Luis Munoz Marin Intl. 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 2,629,791 searches. Data last updated November 21, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$260Average$328FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$273Average$577FlexibilityNo cancel feeOn-time62%
DeltaCheapest$334Average$473FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$363Average$667FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$403Average$667FlexibilityNo cancel feeOn-time69%
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