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Luis Munoz Marin Intl

$426+ Cheap flights from Grand Junction (GJT) to Luis Munoz Marin Intl (SJU)

This is the cheapest round-trip flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 1/15. Fares are subject to change and may not be available on all flights or dates of travel.
GJT — SJU
oct. 11 — oct. 181
sam. 10/11
sam. 10/18
1 adult, Economy
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Cheap flight deals from Grand Junction to Luis Munoz Marin Intl

Discover tips and strategies to find the most affordable flight options for your journey from Grand Junction (GJT) 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 septembre 11, 2025.

Round-trip from

$426
(American Airlines)

Popular in

December

Cheapest in

May

Average price

$609
From Grand Junction Regnl to San Juan Luis Munoz Marin Intl
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Highest demand for flights based on searches. 14% potential increase in price ($109 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($35 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from Grand Junction to Luis Munoz Marin Intl

Cheapest flights from Grand Junction to Luis Munoz Marin Intl
Explore the most affordable flight options available from Grand Junction to Luis Munoz Marin Intl. Find the lowest fares from popular airlines and budget airlines, with prices last updated on septembre 11, 2025.

This American Airlines deal was found by Cheapflights users on 9/11. 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.
mer. 11/54:55 pmGJT - SJU
2 stops17h 48mAmerican Airlines
sam. 11/156:25 amSJU - GJT
2 stops14h 56mAmerican Airlines
Deal found 9/11$426
This American Airlines deal was found by Cheapflights users on 9/9. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/84:40 pmGJT - SJU
2 stops16h 19mAmerican Airlines
mer. 12/106:42 pmSJU - GJT
2 stops18h 26mAmerican Airlines
Deal found 9/9$473
This United Airlines deal was found by Cheapflights users on 9/11. 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.
mer. 11/55:30 amGJT - SJU
2 stops12h 30mUnited Airlines
ven. 11/142:05 amSJU - GJT
2 stops13h 27mUnited Airlines
Deal found 9/11$568
This United Airlines deal was found by Cheapflights users on 9/9. 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 Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
lun. 12/87:15 amGJT - SJU
1 stop8h 10mUnited Airlines
mer. 12/102:25 pmSJU - GJT
1 stop10h 48mUnited Airlines
Deal found 9/9$602
This American Airlines deal was found by Cheapflights users on 9/11. 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.
ven. 12/54:40 pmGJT - SJU
2 stops17h 50mAmerican Airlines
dim. 12/146:42 pmSJU - GJT
2 stops18h 26mAmerican Airlines
Deal found 9/11$751
This United Airlines deal was found by Cheapflights users on 9/11. 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.
ven. 12/55:30 amGJT - SJU
1 stop9h 55mUnited Airlines
dim. 12/148:10 amSJU - GJT
2 stops15h 15mUnited Airlines
Deal found 9/11$803

Cheapflights Fare Finder

 
Customize your flight search to find flights from Grand Junction 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 septembre 11, 2025.
Use the filters below to find and compare flights from Grand Junction to San Juan Luis Munoz Marin Intl Airport that are best for you.

Fly from

Grand Junction

Fly to

Luis Munoz Marin Intl

Route

Depart

Return

Price

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

jeu. 1/15

6:00 am-10:14 pm

1 stop13h 14m

San Juan Luis Munoz Marin Intl

lun. 1/26

6:50 pm-11:30 am

2 stops19h 40m

$426

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

mer. 11/5

4:55 pm-1:43 pm

2 stops17h 48m

San Juan Luis Munoz Marin Intl

sam. 11/15

6:25 am-6:21 pm

2 stops14h 56m

$426

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

mar. 2/24

12:37 pm-4:55 am

1 stop13h 18m

San Juan Luis Munoz Marin Intl

sam. 3/7

6:50 pm-10:43 am

2 stops18h 53m

$466

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

lun. 12/8

4:40 pm-11:59 am

2 stops16h 19m

San Juan Luis Munoz Marin Intl

mer. 12/10

6:42 pm-10:08 am

2 stops18h 26m

$473

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Best time to book a flight from Grand Junction to Luis Munoz Marin Intl

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

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

Find hourly flight availability from Grand Junction 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 septembre 11, 2025.

It’s optimal to fly from Grand Junction to San Juan Luis Munoz Marin Intl Airport at noon. By choosing this option you can save up to 16% on the cost of your flight, compared to a flight in the morning.

How much does it cost to fly round-trip from Grand Junction to San Juan Luis Munoz Marin Intl Airport?

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 septembre 11, 2025.
See what other customers who have flown with United Airlines and American Airlines from Grand Junction 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.
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
United Airlines
7.4
Good
8,937 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??
American Airlines
7.2
Good
10,000 reviews
United Airlines
7.4
Good
8,937 reviews

Boarding

7.7

Crew

8.1

Entertainment

7.1

Overall

7.4

Comfort

7.3

Food

6.6

Reviews

1 / 20
4.0
Okay

Thomas,Mar 2025

SFO - TPE

When I asked for an extra snack, I got an unhappy look from the stewardess. Geez, does one extra snack really affect the bottom line??

Related info for your journey

Find useful and relevant information for your journey from Grand Junction 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 Grand Junction to San Juan Luis Munoz Marin Intl?

    For a flight from Grand Junction to San Juan Luis Munoz Marin Intl, you will be flying from Grand Junction Regnl. Grand Junction Regnl (GJT) is just 4.3 mi from the center of the city. Grand Junction Regnl is the only Grand Junction airport and it handles 0 outbound flights to San Juan Luis Munoz Marin Intl per day. 2 airlines have flights to San Juan Luis Munoz Marin Intl from Grand Junction Regnl on a regular basis.

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

    A quick flight from Grand Junction to San Juan Luis Munoz Marin Intl Airport can take about 13h 14m. American Airlines provides one of the quickest options available for as low as $426. The distance from Grand Junction to San Juan Luis Munoz Marin Intl Airport is about 2907 mi.

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

    According to our current data, American Airlines ($345), and United Airlines ($519) offers the cheapest pricing from Grand Junction to San Juan Luis Munoz Marin Intl Airport. American Airlines is 48% cheaper than the average price of flights available within the next 90 days to this destination.

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

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

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

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

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

    Currently, September is the cheapest month in which you can book a flight from Grand Junction to San Juan Luis Munoz Marin Intl Airport (average of $254). Flying from Grand Junction 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

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
Dorado
Fajardo
Rio Grande
Luquillo
Humacao

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Alternative routes for Grand Junction 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 2 airlines flying from Grand Junction to Luis Munoz Marin Intl

Discover the top 2 airlines that operate flights from Grand Junction 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 septembre 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$345Average$630FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$519Average$701FlexibilityNo cancel feeOn-time69%

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