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

The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $135. However, be on the lookout for offers from Spirit Airlines and Delta, as they are both options that can get you from Irvine to San Juan Luis Munoz Marin Intl Airport for a low price.

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.

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).

What are the most popular airlines that fly from Irvine to San Juan Luis Munoz Marin Intl Airport?

When booking a flight from Irvine to San Juan Luis Munoz Marin Intl Airport, you may want to consider flying on American Airlines, JetBlue or Delta as they are the most popular for this route.

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

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

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

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

Yes. Cheapflights offers flight deals from Irvine 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.

$135+ Flights from Irvine to San Juan Luis Munoz Marin Intl Airport

Q: How far in advance should I book a flight from Irvine to San Juan Luis Munoz Marin Intl Airport?

Travelers have found it’s best to book a flight 14 days in advance to save up to 45% compared to booking the same week of travel. As your travel date approaches, the cost of this flight route may potentially increase. While opting to book 14 days out may not be an option for all, there are still additional ways to secure a deal in the near future. You might find a flight from Irvine to San Juan Luis Munoz Marin Intl Airport 1-2 weeks in advance for as low as $333, or $588 for flights within the next 24 hours.

Q: What is the cheapest month to fly from Irvine to San Juan Luis Munoz Marin Intl Airport?

Due to multiple factors, expect to potentially pay more when booking in December. For low rates, October can be a great choice for travel to San Juan Luis Munoz Marin Intl Airport. Flights to San Juan Luis Munoz Marin Intl Airport from Irvine in October are about $464 on average during October, but can be found for as low as $221.

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1. Tell us where you want to go

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Cheapflights Tip: The best prices from Irvine to San Juan Luis Munoz Marin Intl are usually found in October or April, booked 13 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Irvine to Luis Munoz Marin Intl

Round-trip from	$281 (Kiwi.com)
One-way from	$135 (Priceline)
Popular in	December
Cheapest in	October
Average price	$532

From Irvine to San Juan Luis Munoz Marin Intl

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One-way flight from Irvine to San Juan Luis Munoz Marin Intl

Search Deals

Highest demand for flights based on searches. 11% potential increase in price ($62 potential increase over avg. RT price).

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Cheapest flight prices on average. 4% potential price decrease ($18 potential savings vs. average RT price).

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Average for round-trip flights in July 2025

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Find flight deals from Irvine to Luis Munoz Marin Intl

Cheapest flights from Irvine to Luis Munoz Marin Intl
Explore the most affordable flight options available from Irvine to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Fri 8/110:32 pmLAX - SJU

1 stop22h 27mMultiple Airlines

Thu 8/144:12 pmSJU - LAX

1 stop10h 12mMultiple Airlines

Deal found 7/29

$281

Mon 9/1510:59 pmLAX - SJU

2 stops12h 12mSpirit Airlines

Mon 9/2210:42 amSJU - LAX

1 stop14h 16mSpirit Airlines

Deal found 7/29

$282

Tue 8/51:57 pmLAX - SJU

1 stop9h 42mFrontier

Fri 8/1510:04 amSJU - LAX

1 stop10h 04mFrontier

Deal found 7/31

$285

Sun 9/2112:56 amLAX - SJU

1 stop11h 46mUnited Airlines

Mon 9/291:05 amSJU - LAX

1 stop10h 50mUnited Airlines

Deal found 7/29

$312

Wed 12/107:20 pmLAX - SJU

2 stops11h 05mSouthwest

Wed 12/1711:20 amSJU - LAX

1 stop10h 45mSouthwest

Deal found 7/31

$313

Best flights from Irvine to Luis Munoz Marin Intl
Discover carefully curated flight deals from Irvine to Luis Munoz Marin Intl that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 31, 2025.

Sun 8/310:32 pmLAX - SJU

1 stop22h 27mMultiple Airlines

Thu 8/144:12 pmSJU - LAX

1 stop10h 12mMultiple Airlines

Deal found 7/29

$281

Mon 9/1510:59 pmLAX - SJU

2 stops12h 12mSpirit Airlines

Mon 9/2210:42 amSJU - LAX

1 stop14h 16mSpirit Airlines

Deal found 7/29

$282

Mon 8/181:57 pmLAX - SJU

1 stop9h 42mFrontier

Fri 8/223:55 amSJU - LAX

1 stop31h 13mFrontier

Deal found 7/31

$283

Sun 9/2112:56 amLAX - SJU

1 stop11h 46mUnited Airlines

Tue 9/301:30 pmSJU - LAX

1 stop11h 04mUnited Airlines

Deal found 7/29

$312

Last-minute flights from Irvine to Luis Munoz Marin Intl
Discover last-minute flight deals from Irvine to Luis Munoz Marin Intl. Data last updated July 31, 2025 and is based on user searches.

Fri 8/110:32 pmLAX - SJU

1 stop22h 27mMultiple Airlines

Thu 8/144:12 pmSJU - LAX

1 stop10h 12mMultiple Airlines

Deal found 7/29

$281

Tue 8/51:57 pmLAX - SJU

1 stop9h 42mFrontier

Fri 8/1510:04 amSJU - LAX

1 stop10h 04mFrontier

Deal found 7/31

$285

Thu 8/75:45 amLAX - SJU

1 stop13h 05mSpirit Airlines

Thu 8/144:12 pmSJU - LAX

1 stop10h 12mSpirit Airlines

Deal found 7/29

$284

Sat 8/912:12 amLAX - SJU

1 stop18h 38mMultiple Airlines

Wed 8/139:30 amSJU - LAX

1 stop10h 38mMultiple Airlines

Deal found 7/31

$290

One-way flights from Irvine to Luis Munoz Marin Intl
Search for one-way flight options from Irvine to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated July 31, 2025.

Thu 8/710:32 pmLAX - SJU

1 stop19h 07mFrontier

Deal found 7/29

$135

Sun 9/2110:59 pmLAX - SJU

2 stops12h 12mSpirit Airlines

Deal found 7/31

$136

Tue 9/308:35 amLAX - SJU

1 stop10h 25mDelta

Deal found 7/29

$138

Tue 9/97:30 amLAX - SJU

1 stop12h 02mJetBlue

Deal found 7/31

$181

Tue 9/97:20 amLAX - SJU

2 stops13h 37mUnited Airlines

Deal found 7/31

$183

Cheapflights Fare Finder

Use the filters below to find and compare flights from Irvine to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Fly to

Route

Depart

Return

Price

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Sun 8/3

10:32 pm-11:59 pm

1 stop22h 27m

San Juan Luis Munoz Marin Intl

Thu 8/14

4:12 pm-11:24 pm

1 stop10h 12m

$281

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Mon 9/15

10:59 pm-2:11 pm

2 stops12h 12m

San Juan Luis Munoz Marin Intl

Mon 9/22

10:42 am-9:58 pm

1 stop14h 16m

$282

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Mon 8/18

1:57 pm-2:39 am

1 stop9h 42m

San Juan Luis Munoz Marin Intl

Fri 8/22

3:55 am-8:08 am

1 stop31h 13m

$283

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Sun 9/21

12:56 am-3:42 pm

1 stop11h 46m

San Juan Luis Munoz Marin Intl

Tue 9/30

1:30 pm-9:34 pm

1 stop11h 04m

$312

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Thu 8/7

10:32 pm-8:39 pm

1 stop19h 07m

$135

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Sun 9/21

10:59 pm-2:11 pm

2 stops12h 12m

$136

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 9/30

8:35 am-10:00 pm

1 stop10h 25m

$138

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 9/9

7:30 am-10:32 pm

1 stop12h 02m

$181

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 9/9

7:20 am-11:57 pm

2 stops13h 37m

$183

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/29

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

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

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

Booking 13 days in advance of your planned departure date is, on average, the best time to get cheap flights from Irvine to San Juan Luis Munoz Marin Intl Airport. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

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

Currently, September is the cheapest month in which you can book a flight from Irvine to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Irvine to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). 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 IR9 to SJU?

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to San Juan Luis Munoz Marin Intl Airport as you normally would.

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

Travelers seeking maximum savings on their Irvine 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.

Reviews of airlines servicing Luis Munoz Marin Intl

See what other customers who have flown with Delta, United Airlines, and JetBlue from Irvine to San Juan Luis Munoz Marin Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Delta

8.0

Very good

7,981 reviews

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

United Airlines

7.4

Good

8,900 reviews

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

JetBlue

7.3

Good

2,914 reviews

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Spirit Airlines

6.3

Okay

8,049 reviews

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Frontier

5.9

Fair

3,239 reviews

Delta

8.0

Very good

7,981 reviews

Reviews

1 / 20

10.0

Excellent

Aaron,Oct 2024

LAX - LHR

This was a flight operated by Virgin Atlantic in their Upper Class cabin. Overall, an outstanding experience.

Related info for your journey

What are the cheapest airlines to fly from Irvine to San Juan Luis Munoz Marin Intl Airport one-way?
The cheapest airline one-way is Frontier, with whom users have recently found tickets for as low as $135. However, be on the lookout for offers from Spirit Airlines and Delta, as they are both options that can get you from Irvine to San Juan Luis Munoz Marin Intl Airport for a low price.
Can I find deals for flights from Irvine to Luis Munoz Marin Intl that include hotel bookings?
Yes. In addition to deals on Irvine to Luis Munoz Marin Intl flights, Cheapflights offers vacation packages that include both flights and hotel.
How can I find direct flights from Irvine 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 Irvine to Luis Munoz Marin Intl.
Can I find deals for business class flights from Irvine to Luis Munoz Marin Intl?
Yes. Cheapflights offers flight deals from Irvine 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 Irvine to San Juan Luis Munoz Marin Intl Airport?
Currently, September is the cheapest month in which you can book a flight from Irvine to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Irvine to San Juan Luis Munoz Marin Intl Airport in June is currently the most expensive (average of $339). 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

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Fajardo

Rio Grande

Luquillo

Humacao

Browse thousands of different options on Cheapflights for your next trip

Top 7 airlines flying from Irvine to Luis Munoz Marin Intl

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$73	Average$354	FlexibilityNo cancel fee	On-time62%
Spirit Airlines	Cheapest$221	Average$376	FlexibilityNo cancel fee	On-time65%
Delta	Cheapest$247	Average$547	FlexibilityNo cancel fee	On-timeN/A
JetBlue	Cheapest$281	Average$494	FlexibilityNo cancel fee	On-time62%
American Airlines	Cheapest$291	Average$606	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$317	Average$596	FlexibilityNo cancel fee	On-time69%
Southwest	Cheapest$404	Average$613	FlexibilityNo cancel fee	On-time63%

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$135+ Cheap flights from Irvine, 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 8/7. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Irvine to Luis Munoz Marin Intl with Cheapflights

1. Tell us where you want to go

2. Select your favorite providers

3. Compare prices and book

Cheapflights Tip: The best prices from Irvine to San Juan Luis Munoz Marin Intl are usually found in October or April, booked 13 days in advance, depart on a Tuesday or Monday and return on a Wednesday

Cheap flight deals from Irvine to Luis Munoz Marin Intl

Keep the following information in mind while searching for Irvine to Luis Munoz Marin Intl flight deals. Data was last updated July 31, 2025.

Round-trip from

One-way from

Popular in

Cheapest in

Average price

Find flight deals from Irvine to Luis Munoz Marin Intl

Cheapest flights from Irvine to Luis Munoz Marin IntlExplore the most affordable flight options available from Irvine to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Explore the most affordable flight options available from Irvine to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.

Cheapflights Fare Finder

Use the filters below to find and compare flights from Irvine to San Juan Luis Munoz Marin Intl Airport that are best for you.

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

Have a flexible travel schedule? Discover the best time to fly to Luis Munoz Marin Intl from Irvine with our price prediction graph.

Cheapflights Insights

Everything you need to know about your flight from Irvine to San Juan Luis Munoz Marin Intl Airport

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

Use this chart to determine the optimal time to book a round-trip flight from Irvine to Luis Munoz Marin Intl. Price data was last updated on July 25, 2025.

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

What is the cheapest time of day to fly from IR9 to SJU?

Find hourly flight availability from Irvine 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 July 31, 2025.

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

Use this chart to determine the cheapest time to fly round-trip from Irvine to Luis Munoz Marin Intl. Price data was last updated on December 16, 2024.

Reviews of airlines servicing Luis Munoz Marin Intl

See what other customers who have flown with Delta, United Airlines, and JetBlue from Irvine to San Juan Luis Munoz Marin Intl Airport have to say. You can also see how each airline compares in terms of entertainment options, comfort, food, crew/service, and boarding process.

Related info for your journey

Find useful and relevant information for your journey from Irvine 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 Irvine to San Juan Luis Munoz Marin Intl Airport one-way?

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

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

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

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

Traveling to a place near San Juan Luis Munoz Marin Intl Airport?

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Irvine to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.

Top 7 airlines flying from Irvine to Luis Munoz Marin Intl

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Cheapest flights from Irvine to Luis Munoz Marin Intl
Explore the most affordable flight options available from Irvine to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 31, 2025.