Luis Munoz Marin Intl

$121+ Cheap flights from Riverside, CA 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 5/16. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SJU
Apr 22 — Apr 291
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Cheapflights Tip: The best prices from Riverside to San Juan Luis Munoz Marin Intl are usually found in September or October, booked 71 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Riverside to Luis Munoz Marin Intl

Keep the following information in mind while searching for Riverside to Luis Munoz Marin Intl flight deals. Data was last updated April 17, 2025.

Round-trip from

$230
(Cheapflightsfares)

One-way from

$121
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$421
From Riverside to San Juan Luis Munoz Marin Intl
One-way flight from Riverside to San Juan Luis Munoz Marin Intl
Highest demand for flights based on searches. 10% potential increase in price ($54 potential increase over avg. RT price).
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Average for round-trip flights in April 2025

Find flight deals from Riverside to Luis Munoz Marin Intl

Cheapest flights from Riverside to Luis Munoz Marin Intl
Explore the most affordable flight options available from Riverside to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 17, 2025.

This Cheapflightsfares deal was found by Cheapflights users on 4/17. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/65:30 amLAX - SJU
1 stop11h 10mSpirit Airlines
Sat 5/1012:36 pmSJU - LAX
1 stop10h 12mSpirit Airlines
Deal found 4/17$230
This Kiwi.com deal was found by Cheapflights users on 4/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/65:30 amLAX - SJU
1 stop11h 10mMultiple Airlines
Thu 5/83:56 amSJU - LAX
1 stop16h 47mMultiple Airlines
Deal found 4/17$246
This Frontier deal was found by Cheapflights users on 4/16. 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.
Wed 4/234:59 pmLAX - SJU
1 stop12h 54mFrontier
Tue 4/293:56 amSJU - LAX
1 stop16h 59mFrontier
Deal found 4/16$298
This American Airlines deal was found by Cheapflights users on 4/17. 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.
Wed 9/174:08 pmLAX - SJU
1 stop19h 11mAmerican Airlines
Tue 9/231:55 pmSJU - LAX
2 stops11h 52mAmerican Airlines
Deal found 4/17$331
This Delta deal was found by Cheapflights users on 4/16. 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.
Fri 8/2212:40 amLAX - SJU
1 stop13h 10mDelta
Wed 8/275:55 pmSJU - LAX
1 stop9h 46mDelta
Deal found 4/16$341
This JetBlue deal was found by Cheapflights users on 4/16. 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.
Thu 10/301:40 pmLAX - SJU
1 stop10h 40mJetBlue
Wed 11/55:01 amSJU - LAX
1 stop11h 18mJetBlue
Deal found 4/16$342

Cheapflights Fare Finder

Customize your flight search to find flights from Riverside 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 2,558,603 searches. Data last updated April 17, 2025.
Use the filters below to find and compare flights from Riverside to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Riverside

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 5/6

5:30 am-7:40 pm

1 stop11h 10m

San Juan Luis Munoz Marin Intl

Sat 5/10

12:36 pm-7:48 pm

1 stop10h 12m

$230

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 5/6

5:30 am-7:40 pm

1 stop11h 10m

San Juan Luis Munoz Marin Intl

Thu 5/8

3:56 am-5:43 pm

1 stop16h 47m

$246

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Wed 4/23

4:59 pm-8:53 am

1 stop12h 54m

San Juan Luis Munoz Marin Intl

Tue 4/29

3:56 am-5:55 pm

1 stop16h 59m

$298

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Wed 6/11

10:55 am-10:37 pm

1 stop8h 42m

San Juan Luis Munoz Marin Intl

Wed 6/18

7:20 am-5:55 pm

1 stop13h 35m

$342

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Mon 5/5

12:56 am-3:40 pm

1 stop11h 44m

San Juan Luis Munoz Marin Intl

Sat 5/10

7:25 am-3:33 pm

1 stop11h 08m

$358

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Fri 5/16

12:35 am-12:44 pm

1 stop9h 09m

$121

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Fri 4/25

4:59 pm-2:49 am

1 stop30h 50m

$155

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Fri 5/16

12:56 am-3:40 pm

1 stop11h 44m

$166

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 7/15

8:30 am-1:31 am

1 stop14h 01m

$171

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Mon 4/28

12:58 am-2:27 pm

1 stop10h 29m

$248

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/17

Showing 1-10 of 13 results
1
2

Best time to book a flight from Riverside to Luis Munoz Marin Intl

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Riverside 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 Riverside to San Juan Luis Munoz Marin Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Riverside to Luis Munoz Marin Intl. Price data was last updated on April 11, 2025.

The price you pay for your flight from Riverside to San Juan Luis Munoz Marin Intl Airport may vary depending on when you book. For the best chance of a lower fare, look to book 71 days in advance of your trip. Fares are likely to increase a fortnight or so before your departure date.

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

Currently, September is the cheapest month in which you can book a flight from Riverside to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Riverside to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). 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 R1V to SJU?

Find hourly flight availability from Riverside 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 April 17, 2025.

When flying from Riverside to San Juan Luis Munoz Marin Intl Airport, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

What is the cheapest day to fly from Riverside to San Juan Luis Munoz Marin Intl Airport?

Use this chart to determine the cheapest time to fly round-trip from Riverside to Luis Munoz Marin Intl. Price data was last updated on March 30, 2025.

Travelers seeking maximum savings on their Riverside to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Saturday at noon when fares are most often at their lowest. Sunday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Weekly flight availability from Riverside to San Juan Luis Munoz Marin Intl Airport

Explore weekly flight availability from Riverside to Luis Munoz Marin Intl. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated April 17, 2025.

The most flights from R1V to SJU are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).

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 April 17, 2025.
See what other customers who have flown with Southwest, Delta and United Airlines from Riverside to San Juan have to say. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Food

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

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

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Food

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

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

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Food

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

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

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Food

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

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

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Food

7.1

Boarding

8.2

Reviews

1 / 20
10.0
Excellent

Merlyn,Feb 2025

LAX - SMF

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

Overall

8.0

Comfort

8.0

Entertainment

7.6

Crew

8.6

Food

7.1

Boarding

8.2

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

    The cheapest airline one-way is Spirit Airlines, with whom users have recently found tickets for as low as $121. However, be on the lookout for offers from Frontier and United Airlines, as they are both options that can get you from Riverside to San Juan Luis Munoz Marin Intl Airport for a low price.

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

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

  • How can I find direct flights from Riverside 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 Riverside to Luis Munoz Marin Intl.

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

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

    Currently, September is the cheapest month in which you can book a flight from Riverside to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Riverside to San Juan Luis Munoz Marin Intl Airport in December is currently the most expensive (average of $336). 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

Traveling to a place near Riverside?

Book flights to Riverside if you plan to visit one of these locations
Dorado
Fajardo
Luquillo
Rio Grande
Humacao
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Top 7 airlines flying from Riverside to Luis Munoz Marin Intl

Discover the top 7 airlines that operate flights from Riverside 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 2,558,603 searches. Data last updated April 17, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$259FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$222Average$381FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$267Average$446FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$276Average$584FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$321Average$572FlexibilityNo cancel feeOn-time71%
DeltaCheapest$334Average$521FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$389Average$557FlexibilityNo cancel feeOn-time63%

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