HomeSearch by dateVacation packagesHotelsFlight dealsCar rentalTravel tips & news
Puerto Rico

$111+ Cheap flights from Irvine, CA to Puerto Rico

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 5/10. Fares are subject to change and may not be available on all flights or dates of travel.
LAX — SJU
Apr 15 — Apr 221
Tue 4/15
Tue 4/22
1 adult, Economy
We work with more than 300 partners to bring you better travel deals

Find cheap flights from Irvine to Puerto Rico with Cheapflights

1. Tell us where you want to go

Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”

2. Select your favorite providers

We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.

3. Compare prices and book

Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.

Cheap flight deals from Irvine to Puerto Rico

Keep the following information in mind while searching for Irvine to Puerto Rico flight deals. Data was last updated April 10, 2025.

Round-trip from

$217
(Mytrip)

One-way from

$111
(Cheapflightsfares)

Popular in

December

Cheapest in

September

Average price

$421
From Irvine to Puerto Rico
Search Deals
One-way flight from Irvine to Puerto Rico
Search Deals
Highest demand for flights based on searches. 10% potential increase in price ($53 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 3% potential price decrease ($18 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in April 2025
Search Deals

Find flight deals from Irvine to Puerto Rico

Cheapest flights from Irvine to Puerto Rico
Explore the most affordable flight options available from Irvine to Puerto Rico. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 10, 2025.

This Mytrip deal was found by Cheapflights users on 4/8. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/295:30 amLAX - SJU
1 stop11h 10mSpirit Airlines
Tue 4/2912:54 amSJU - LAX
2 stops14h 15mSpirit Airlines
Deal found 4/8$217
This Kiwi.com deal was found by Cheapflights users on 4/9. 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 4/295:30 amLAX - SJU
1 stop11h 10mMultiple Airlines
Fri 5/210:46 amSJU - LAX
1 stop13h 49mMultiple Airlines
Deal found 4/9$236
This CheapOair deal was found by Cheapflights users on 4/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 4/224:59 pmLAX - SJU
1 stop24h 23mFrontier
Thu 4/242:37 pmSJU - LAX
1 stop30h 18mFrontier
Deal found 4/9$298
This CheapOair deal was found by Cheapflights users on 4/9. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/168:18 pmLAX - PSE
1 stop13h 17mFrontier
Sun 4/201:25 pmPSE - LAX
1 stop32h 53mFrontier
Deal found 4/9$308
This Delta deal was found by Cheapflights users on 4/8. 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 8/2211:45 pmLAX - SJU
2 stops14h 05mDelta
Thu 8/2812:56 pmSJU - LAX
1 stop11h 09mDelta
Deal found 4/8$331
This JetBlue deal was found by Cheapflights users on 4/9. 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
Tue 11/45:15 amSJU - LAX
1 stop12h 10mJetBlue
Deal found 4/9$342
This Booking.com deal was found by Cheapflights users on 4/9. 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 Booking.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 5/144:59 pmLAX - BQN
1 stop29h 58mFrontier
Sat 5/172:47 amBQN - LAX
1 stop17h 56mFrontier
Deal found 4/9$348
This United deal was found by Cheapflights users on 4/9. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/298:15 amLAX - BQN
1 stop11h 54mUnited Airlines
Wed 6/412:15 amBQN - LAX
1 stop11h 40mUnited Airlines
Deal found 4/9$362
This JetBlue Airways deal was found by Cheapflights users on 4/9. 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 Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/299:55 amLAX - BQN
1 stop13h 06mJetBlue
Thu 6/54:28 pmBQN - LAX
1 stop10h 16mJetBlue
Deal found 4/9$500
This JetBlue Airways deal was found by Cheapflights users on 4/9. 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 Airways is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 7/712:10 pmLAX - PSE
1 stop10h 48mJetBlue
Thu 7/101:35 amPSE - LAX
1 stop11h 25mJetBlue
Deal found 4/9$662

Cheapflights Fare Finder

Customize your flight search to find flights from Irvine to Puerto Rico 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 10, 2025.
Use the filters below to find and compare flights from Irvine to Puerto Rico that are best for you.

Fly from

Irvine

Fly to

Puerto Rico

Route

Depart

Return

Price

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 4/29

5:30 am-7:40 pm

1 stop11h 10m

San Juan Luis Munoz Marin Intl

Tue 4/29

12:54 am-12:09 pm

2 stops14h 15m

$217

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 4/29

5:30 am-7:40 pm

1 stop11h 10m

San Juan Luis Munoz Marin Intl

Tue 4/29

3:56 am-5:55 pm

1 stop16h 59m

$236

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Tue 4/22

4:59 pm-8:22 pm

1 stop24h 23m

San Juan Luis Munoz Marin Intl

Tue 4/29

9:30 pm-5:55 pm

1 stop23h 25m

$298

Los AngelesPonce

LAX - PSE

LAXPSE

Los Angeles

Wed 4/16

8:18 pm-12:35 pm

1 stop13h 17m

Ponce Mercedita

Sun 4/20

1:25 pm-7:18 pm

1 stop32h 53m

$308

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Sun 5/25

12:20 am-2:44 pm

1 stop11h 24m

San Juan Luis Munoz Marin Intl

Thu 5/29

1:05 am-8:55 am

1 stop10h 50m

$331

Los AngelesAguadilla

LAX - BQN

LAXBQN

Los Angeles

Wed 5/14

4:59 pm-1:57 am

1 stop29h 58m

Aguadilla Borinquen

Sat 5/17

2:47 am-5:43 pm

1 stop17h 56m

$348

Los AngelesAguadilla

LAX - BQN

LAXBQN

Los Angeles

Thu 5/29

7:00 am-11:09 pm

1 stop13h 09m

Aguadilla Borinquen

Tue 6/3

12:15 am-9:55 am

1 stop12h 40m

$362

Los AngelesAguadilla

LAX - BQN

LAXBQN

Los Angeles

Thu 5/29

9:55 am-2:01 am

1 stop13h 06m

Aguadilla Borinquen

Thu 6/5

4:28 pm-11:44 pm

1 stop10h 16m

$500

Los AngelesPonce

LAX - PSE

LAXPSE

Los Angeles

Mon 7/7

12:10 pm-1:58 am

1 stop10h 48m

Ponce Mercedita

Thu 7/10

1:35 am-10:00 am

1 stop11h 25m

$662

Los AngelesSan Juan

LAX - SJU

LAXSJU

Los Angeles

Sat 5/10

12:35 am-12:44 pm

1 stop9h 09m

$111

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/9

Showing 1-10 of 20 results
1
2

Best time to book a flight from Irvine to Puerto Rico

Have a flexible travel schedule? Discover the best time to fly to Puerto Rico 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 Puerto Rico

What is the cheapest month to book a flight from Irvine to Puerto Rico?

Currently, September is the cheapest month in which you can book a flight from Irvine to Puerto Rico (average of $254). Flying from Irvine to Puerto Rico 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 IR9 to PR?

Find hourly flight availability from Irvine to Puerto Rico. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 10, 2025.

Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from Irvine to Puerto Rico as you normally would.

Weekly flight availability from Irvine to Puerto Rico

Explore weekly flight availability from Irvine to Puerto Rico. 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 10, 2025.

The most flights from IR9 to PR0 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 Puerto Rico by month

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

In terms of precipitation, rainfall in Puerto Rico 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 Puerto Rico when rainfall is around 2.2 in.

Temperature in Puerto Rico by month

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

If weather is an important factor for your trip to Puerto Rico, 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 Puerto Rico

Get insights into the airlines that provide service to Puerto Rico. 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 Puerto Rico. Reviews last updated April 10, 2025.
See what other customers who have flown with Alaska Airlines, Southwest and Delta from Irvine to Puerto Rico have to say. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
9,848 reviews

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Alaska Airlines
8.0
Very good
9,848 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Southwest
8.0
Very good
4,279 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
Delta
8.0
Very good
7,906 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
United Airlines
7.4
Good
8,634 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them
JetBlue
7.3
Good
2,924 reviews
Alaska Airlines
8.0
Very good
9,848 reviews

Comfort

7.9

Boarding

8.2

Food

7.1

Crew

8.5

Overall

8.0

Entertainment

7.1

Reviews

1 / 20
10.0
Excellent

Cheri,Jan 2025

FAT - SEA

Very friendly. I really liked that they had water for us in cartons not plastic. Impressed with Alaska Airlines, First time I had flown them

Related info for your journey

Find useful and relevant information for your journey from Irvine to Puerto Rico. 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 Puerto Rico one-way?

    $111 is the cheapest one-way deal found within the past few days, from Spirit Airlines. You may also be able to find cheap deals on Frontier and United Airlines, with prices starting from $149 and $166, respectively.

  • What are the most popular routes from Irvine to Puerto Rico?

    The most popular route from Irvine to Puerto Rico is Los Angeles - San Juan Luis Munoz Marin Intl. You may also consider Los Angeles - Ponce Mercedita or Los Angeles - Aguadilla Borinquen.

  • Can I find deals for flights from Irvine to Puerto Rico that include hotel bookings?

    Yes. In addition to deals on Irvine to Puerto Rico flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Irvine to Puerto Rico?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Irvine to Puerto Rico.

  • Can I find deals for business class flights from Irvine to Puerto Rico?

    Yes. Cheapflights offers flight deals from Irvine to Puerto Rico 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 Puerto Rico?

    Currently, September is the cheapest month in which you can book a flight from Irvine to Puerto Rico (average of $254). Flying from Irvine to Puerto Rico 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Alternative routes for Irvine to Puerto Rico

See prices for flight routes from nearby airports that may be better suited for you.
Los Angeles to Luis Munoz Marin Intl flights
San Francisco to Luis Munoz Marin Intl flights
Los Angeles to Punta Cana flights
Ontario to Luis Munoz Marin Intl flights
Los Angeles to Montego Bay flights
Los Angeles to Nassau flights
San Diego to Luis Munoz Marin Intl flights
San Francisco to Punta Cana flights
San Francisco to Montego Bay flights
Los Angeles to Christiansted flights
Burbank to Luis Munoz Marin Intl flights
Los Angeles to Santo Domingo flights
San Francisco to Christiansted flights
Los Angeles to Oranjestad flights
Las Vegas to Luis Munoz Marin Intl flights
San Francisco to Nassau flights
Los Angeles to Saint Thomas Island flights
Sacramento to Luis Munoz Marin Intl flights
Santa Ana to Luis Munoz Marin Intl flights
Ontario to Punta Cana flights
Los Angeles to Castries flights
Burbank to Punta Cana flights
Las Vegas to Punta Cana flights
Ontario to Montego Bay flights
Los Angeles to Providenciales flights
Los Angeles to Simpson Bay flights
San Francisco to Saint Thomas Island flights
Ontario to Christiansted flights
San Francisco to Providenciales flights
Los Angeles to Willemstad flights
Los Angeles to Bridgetown flights
Ontario to Nassau flights
Los Angeles to George Town flights
Los Angeles to Puerto Plata flights
Oakland to Luis Munoz Marin Intl flights
San Francisco to Oranjestad flights
Los Angeles to Kingston flights
San Diego to Punta Cana flights
Santa Ana to Montego Bay flights
Burbank to Montego Bay flights
San Diego to Nassau flights
San Francisco to Bridgetown flights
Las Vegas to Montego Bay flights
San Jose to Luis Munoz Marin Intl flights
San Francisco to Santo Domingo flights
San Francisco to Simpson Bay flights
San Francisco to Puerto Plata flights
San Diego to Oranjestad flights
Ontario to Oranjestad flights
Ontario to Santo Domingo flights

Top 7 airlines flying from Irvine to Puerto Rico

Discover the top 7 airlines that operate flights from Irvine to Puerto Rico. 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 10, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$84Average$229FlexibilityNo cancel feeOn-time62%
Spirit AirlinesCheapest$224Average$355FlexibilityNo cancel feeOn-time65%
JetBlueCheapest$267Average$491FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$276Average$583FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$300Average$597FlexibilityNo cancel feeOn-time71%
DeltaCheapest$334Average$522FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$389Average$560FlexibilityNo cancel feeOn-time63%

100% Free

Cheapflights is completely free to use, so you can start saving the moment you arrive.

Book with Flexibility

Our users can plan ahead with confidence and find flights with no change fees

Travel Smart

Millions of people come to us for their flight needs every year. We help make travel planning easy by providing useful insights and data-driven graphs that can inform your decisions.