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Luis Munoz Marin Intl

$91+ Cheap flights from Gilbert, AZ 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 4/21. Fares are subject to change and may not be available on all flights or dates of travel.
PHX — SJU
Feb 28 — Mar 71
Sat 2/28
Sat 3/7
1 adult, Economy
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Cheap flight deals from Gilbert to Luis Munoz Marin Intl

Cheapest flights from Gilbert to Luis Munoz Marin Intl
Explore the most affordable flight options available from Gilbert to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 29, 2026.

This Frontier deal was found by Cheapflights users on 1/28. 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 2/1811:59 pm
PHX
-
SJU
1 stop10h 28m
Frontier
Wed 2/2511:07 am
SJU
-
PHX
1 stop14h 05m
Frontier
Deal found 1/28$297
This Kiwi.com deal was found by Cheapflights users on 1/27. 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 2/106:51 pm
PHX
-
SJU
2 stops29h 02m
Multiple Airlines
Fri 2/137:44 pm
SJU
-
PHX
1 stop23h 48m
Multiple Airlines
Deal found 1/27$298
This Kiwi.com deal was found by Cheapflights users on 1/28. 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.
Fri 2/209:47 pm
PHX
-
SJU
1 stop10h 50m
Multiple Airlines
Mon 3/27:44 pm
SJU
-
PHX
2 stops18h 23m
Multiple Airlines
Deal found 1/28$299
This Kiwi.com deal was found by Cheapflights users on 1/29. 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.
Thu 2/265:24 pm
PHX
-
SJU
1 stop15h 13m
Multiple Airlines
Thu 3/54:22 pm
SJU
-
PHX
2 stops43h 20m
Multiple Airlines
Deal found 1/29$301
This Frontier deal was found by Cheapflights users on 1/28. 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.
Thu 4/1612:30 am
PHX
-
SJU
1 stop10h 36m
Frontier
Tue 4/213:19 pm
SJU
-
PHX
1 stop10h 59m
Frontier
Deal found 1/28$302
This Priceline deal was found by Cheapflights users on 1/29. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 5/310:30 pm
PHX
-
SJU
1 stop12h 38m
Frontier
Tue 5/123:19 pm
SJU
-
PHX
1 stop10h 59m
Frontier
Deal found 1/29$303
This Priceline deal was found by Cheapflights users on 1/27. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 5/1212:30 am
PHX
-
SJU
1 stop10h 36m
Frontier
Wed 5/2011:07 am
SJU
-
PHX
1 stop15h 11m
Frontier
Deal found 1/27$304
This Kiwi.com deal was found by Cheapflights users on 1/29. 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.
Wed 3/45:40 pm
PHX
-
SJU
1 stop14h 57m
Multiple Airlines
Tue 3/1711:07 am
SJU
-
PHX
2 stops27h 49m
Multiple Airlines
Deal found 1/29$306
This Kiwi.com deal was found by Cheapflights users on 1/29. 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.
Wed 2/255:40 pm
PHX
-
SJU
2 stops22h 18m
Multiple Airlines
Mon 3/27:44 pm
SJU
-
PHX
1 stop21h 00m
Multiple Airlines
Deal found 1/29$307
This Kiwi.com deal was found by Cheapflights users on 1/26. 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.
Fri 4/1711:12 am
PHX
-
SJU
2 stops25h 25m
Multiple Airlines
Fri 4/2412:22 pm
SJU
-
PHX
1 stop25h 33m
Multiple Airlines
Deal found 1/26$308
This Kiwi.com deal was found by Cheapflights users on 1/27. 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.
Wed 4/221:00 pm
PHX
-
SJU
2 stops30h 48m
Multiple Airlines
Wed 4/2912:22 pm
SJU
-
PHX
1 stop24h 40m
Multiple Airlines
Deal found 1/27$310
This CheapOair deal was found by Cheapflights users on 1/27. 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.
Fri 2/2011:59 pm
PHX
-
SJU
1 stop23h 54m
Frontier
Sat 2/287:05 am
SJU
-
PHX
1 stop11h 22m
Frontier
Deal found 1/27$311

Find flight deals from Gilbert to Luis Munoz Marin Intl

Keep the following information in mind while searching for Gilbert to Luis Munoz Marin Intl flight deals. Data was last updated January 29, 2026.

Round-trip from

$297
(Frontier)

One-way from

$91
(Expedia)

Popular in

December

Cheapest in

April

Average price

$505
From Gilbert to San Juan Luis Munoz Marin Intl
Search Deals
One-way flight from Gilbert to San Juan Luis Munoz Marin Intl
Search Deals
Highest demand for flights based on searches. 5% potential increase in price ($27 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 1% potential price decrease ($7 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in January 2026
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Gilbert 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 January 29, 2026.
Use the filters below to find and compare flights from Gilbert to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Gilbert

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Thu 4/9

7:06 pm-11:20 am

2 stops13h 14m

San Juan Luis Munoz Marin Intl

Sun 4/12

1:29 am-10:14 am

1 stop11h 45m

$323

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Fri 5/8

8:10 pm-8:55 am

2 stops9h 45m

San Juan Luis Munoz Marin Intl

Wed 5/13

5:05 am-3:15 pm

2 stops13h 10m

$409

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Fri 2/20

11:59 pm-2:53 am

1 stop23h 54m

San Juan Luis Munoz Marin Intl

Sat 2/28

6:36 am-9:55 pm

2 stops18h 19m

$414

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Tue 3/3

11:40 am-12:35 am

2 stops9h 55m

San Juan Luis Munoz Marin Intl

Tue 3/17

5:15 am-8:30 pm

2 stops18h 15m

$429

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Mon 2/23

11:08 pm-9:28 am

1 stop7h 20m

San Juan Luis Munoz Marin Intl

Wed 2/25

12:15 pm-9:10 pm

1 stop11h 55m

$442

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Sat 4/25

11:40 pm-12:00 pm

2 stops9h 20m

San Juan Luis Munoz Marin Intl

Tue 4/28

5:35 am-1:05 pm

2 stops10h 30m

$445

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Tue 6/2

9:50 am-11:40 pm

2 stops10h 50m

San Juan Luis Munoz Marin Intl

Thu 6/18

5:00 am-12:40 pm

2 stops10h 40m

$446

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Wed 7/22

6:00 am-7:45 pm

2 stops10h 45m

San Juan Luis Munoz Marin Intl

Wed 7/29

9:50 am-5:20 pm

2 stops10h 30m

$446

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Fri 6/5

10:25 am-12:25 am

1 stop11h 00m

San Juan Luis Munoz Marin Intl

Sat 6/13

5:00 am-6:00 pm

1 stop16h 00m

$456

PhoenixSan Juan

PHX - SJU

PHXSJU

Phoenix Sky Harbor Intl

Fri 4/17

8:10 pm-8:55 am

2 stops9h 45m

San Juan Luis Munoz Marin Intl

Sat 4/25

5:15 am-6:15 pm

2 stops16h 00m

$456

Flights are sorted by cheapest round-trip flights first.

Deals found on 1/27

Showing 1-10 of 21 results
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Best time to book a flight from Gilbert to Luis Munoz Marin Intl

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

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

Use this chart to determine the optimal time to book a round-trip flight from Gilbert to Luis Munoz Marin Intl. Price data was last updated on January 23, 2026.

Booking 37 days in advance of your planned departure date is, on average, the best time to get cheap flights from Gilbert 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 Gilbert to San Juan Luis Munoz Marin Intl Airport?

Currently, June is the cheapest month in which you can book a flight from Gilbert to San Juan Luis Munoz Marin Intl Airport (average of $130). Flying from Gilbert to San Juan Luis Munoz Marin Intl Airport in September is currently the most expensive (average of $297). 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.

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 January 29, 2026.
Read through reviews of airlines operating flights from Gilbert to San Juan Luis Munoz Marin Intl Airport, such as Southwest, United Airlines, and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,267 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,267 reviews
Southwest
8.0
Very good
4,267 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,215 reviews
Southwest
8.0
Very good
4,267 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,206 reviews
Southwest
8.0
Very good
4,267 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
JetBlue
7.2
Good
2,891 reviews
Southwest
8.0
Very good
4,267 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.7
Fair
3,056 reviews
Southwest
8.0
Very good
4,267 reviews

Crew

8.6

Boarding

8.1

Comfort

8.0

Entertainment

7.5

Food

7.0

Overall

8.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Gilbert 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.

  • How long is the flight from Gilbert to San Juan Luis Munoz Marin Intl Airport?

    Airlines like Southwest and JetBlue fly from Gilbert to San Juan Luis Munoz Marin Intl Airport in about 7h 20m. The time it takes to get you to your destination can typically vary by up to 2h 25m. There are 3010 mi between Gilbert and San Juan Luis Munoz Marin Intl Airport. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.

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

    $87 is the cheapest one-way deal found within the past few days, from Frontier. You may also be able to find cheap deals on Spirit Airlines and JetBlue, with prices starting from $121 and $154, respectively.

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

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

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

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

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

    Currently, June is the cheapest month in which you can book a flight from Gilbert to San Juan Luis Munoz Marin Intl Airport (average of $130). Flying from Gilbert to San Juan Luis Munoz Marin Intl Airport in September is currently the most expensive (average of $297). 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 San Juan Luis Munoz Marin Intl Airport?

Book flights to San Juan Luis Munoz Marin Intl Airport if you plan to visit one of these locations
Fajardo
Dorado
Luquillo
Rio Grande
Humacao
Bayamón

Browse thousands of different options on Cheapflights for your next trip

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Alternative routes for Gilbert to Luis Munoz Marin Intl

See prices for flight routes from nearby airports that may be better suited for you.
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Top 7 airlines flying from Gilbert to Luis Munoz Marin Intl

Discover the top 7 airlines that operate flights from Gilbert 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 January 29, 2026.
AirlineCheapestAverageFlexibilityOn-time
Spirit AirlinesCheapest$128Average$360FlexibilityNo cancel feeOn-time65%
FrontierCheapest$146Average$347FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$175Average$393FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$265Average$565FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$301Average$556FlexibilityNo cancel feeOn-time69%
DeltaCheapest$326Average$478FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$435Average$646FlexibilityNo cancel feeOn-time63%

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