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$320+ Cheap flights from Grand Junction (GJT) 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 9/1. Fares are subject to change and may not be available on all flights or dates of travel.
GJT — SJU
ago. 19 — ago. 261
mar. 8/19
mar. 8/26
1 adult, Economy
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Cheap flight deals from Grand Junction to Puerto Rico

Keep the following information in mind while searching for Grand Junction to Puerto Rico flight deals. Data was last updated agosto 14, 2025.

Round-trip from

$345
(American Airlines)

One-way from

$320
(American Airlines)

Popular in

December

Cheapest in

May
From Grand Junction Regnl to Puerto Rico
Search Deals
One-way flight from Grand Junction Regnl to Puerto Rico
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Highest demand for flights based on searches. 14% potential increase in price ($115 potential increase over avg. RT price).
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Cheapest flight prices on average. 5% potential price decrease ($34 potential savings vs. average RT price).
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Find flight deals from Grand Junction to Puerto Rico

Best flights from Grand Junction to Puerto Rico
Discover carefully curated flight deals from Grand Junction to Puerto Rico that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated agosto 14, 2025.

This American Airlines deal was found by Cheapflights users on 8/13. 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. 1/264:35 pmGJT - SJU
2 stops18h 00mAmerican Airlines
vie. 1/306:30 amSJU - GJT
2 stops17h 54mAmerican Airlines
Deal found 8/13$345
This United Airlines deal was found by Cheapflights users on 8/13. 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.
mar. 1/137:43 amGJT - SJU
2 stops13h 53mUnited Airlines
vie. 1/237:45 amSJU - GJT
2 stops15h 42mUnited Airlines
Deal found 8/13$435
This American Airlines deal was found by Cheapflights users on 8/13. 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.
jue. 1/1512:45 pmGJT - SJU
2 stops20h 15mAmerican Airlines
lun. 1/266:50 pmSJU - GJT
2 stops19h 40mAmerican Airlines
Deal found 8/13$406
This United Airlines deal was found by Cheapflights users on 8/13. 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.
mar. 1/135:30 amGJT - SJU
2 stops12h 30mUnited Airlines
jue. 1/222:25 pmSJU - GJT
1 stop9h 02mUnited Airlines
Deal found 8/13$435
This American Airlines deal was found by Cheapflights users on 8/13. 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.
mié. 1/144:35 pmGJT - SJU
2 stops16h 25mAmerican Airlines
mié. 1/216:30 amSJU - GJT
2 stops17h 54mAmerican Airlines
Deal found 8/13$406
This United Airlines deal was found by Cheapflights users on 8/13. 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. 1/267:43 amGJT - SJU
1 stop7h 42mUnited Airlines
vie. 1/308:35 amSJU - GJT
2 stops14h 52mUnited Airlines
Deal found 8/13$435

Cheapflights Fare Finder

 
Customize your flight search to find flights from Grand Junction 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 agosto 14, 2025.
Use the filters below to find and compare flights from Grand Junction to Puerto Rico that are best for you.

Fly from

Grand Junction

Fly to

Puerto Rico

Route

Depart

Return

Price

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

lun. 1/26

4:35 pm-1:35 pm

2 stops18h 00m

San Juan Luis Munoz Marin Intl

vie. 1/30

6:30 am-9:24 pm

2 stops17h 54m

$345

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

jue. 1/15

12:45 pm-12:00 pm

2 stops20h 15m

San Juan Luis Munoz Marin Intl

lun. 1/26

6:50 pm-11:30 am

2 stops19h 40m

$406

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

mié. 1/14

4:35 pm-12:00 pm

2 stops16h 25m

San Juan Luis Munoz Marin Intl

mié. 1/21

6:30 am-9:24 pm

2 stops17h 54m

$406

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

mar. 1/13

7:43 am-12:36 am

2 stops13h 53m

San Juan Luis Munoz Marin Intl

vie. 1/23

7:45 am-8:27 pm

2 stops15h 42m

$435

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

mar. 1/13

5:30 am-9:00 pm

2 stops12h 30m

San Juan Luis Munoz Marin Intl

jue. 1/22

2:25 pm-8:27 pm

1 stop9h 02m

$435

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

lun. 1/26

7:43 am-6:25 pm

1 stop7h 42m

San Juan Luis Munoz Marin Intl

vie. 1/30

8:35 am-8:27 pm

2 stops14h 52m

$435

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

lun. 9/1

5:00 am-10:56 pm

2 stops15h 56m

$320

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

lun. 9/1

7:20 am-11:57 pm

3 stops14h 37m

$441

Flights are sorted by cheapest round-trip flights first.

Deals found on 8/14

Best time to book a flight from Grand Junction to Puerto Rico

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

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

Find hourly flight availability from Grand Junction 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 agosto 14, 2025.

When flying from Grand Junction to Puerto Rico, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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 agosto 14, 2025.
Read through reviews of airlines operating flights from Grand Junction to Puerto Rico, such as United Airlines and American Airlines. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
United Airlines
7.4
Good
8,916 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

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
8,916 reviews
United Airlines
7.4
Good
8,916 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

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
8,916 reviews

Comfort

7.3

Entertainment

7.1

Crew

8.1

Food

6.6

Boarding

7.7

Overall

7.4

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 Puerto Rico. 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 Puerto Rico?

    If you book a flight to Puerto Rico from Grand Junction, you will be flying from Grand Junction Regnl, which is the city’s only airport. Grand Junction Regnl (GJT) is located 4.3 mi from the center of Grand Junction.

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

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

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

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

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

    Yes. Cheapflights offers flight deals from Grand Junction 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 Grand Junction to Puerto Rico?

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

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 Puerto Rico

Discover the top 2 airlines that operate flights from Grand Junction 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 agosto 14, 2025.
AirlineCheapestAverageFlexibilityOn-time
American AirlinesCheapest$406Average$630FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$501Average$689FlexibilityNo cancel feeOn-time69%

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