$312+ 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 10/6. Fares are subject to change and may not be available on all flights or dates of travel.
GJT — SJU
Oct 24 — Oct 311
Round-trip
1 adult, Economy
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Find cheap flights from Grand Junction to Luis Munoz Marin Intl 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 Grand Junction to Luis Munoz Marin Intl
Cheapest
Best
One-way
Cheapest flights from Grand Junction to Luis Munoz Marin IntlExplore 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 September 24, 2026.
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 September 24, 2026.
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Wed 12/211:58 am -
2 stops18h 44m
Sat 12/126:28 am -
2 stops15h 33m
Deal found 9/20![American Airlines logo]()
$514
This United Airlines deal was found by Cheapflights users on 9/22. 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.
Sat 11/75:30 am -
2 stops12h 30m
Wed 11/118:05 am -
2 stops15h 32m
Deal found 9/22![United Airlines logo]()
$609
This deal was found by Cheapflights users on 9/19. 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 is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/17:00 am -
1 stop8h 25m
Mon 12/72:21 pm -
1 stop9h 41m
Deal found 9/19![United Airlines logo]()
$747
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Sun 11/299:35 pm -
1 stop17h 50m
Sat 12/58:05 am -
2 stops15h 57m
Deal found 9/23![United Airlines logo]()
$762
Best flights from Grand Junction to Luis Munoz Marin IntlDiscover carefully curated flight deals from Grand Junction 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 September 24, 2026.
Discover carefully curated flight deals from Grand Junction 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 September 24, 2026.
This United Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 1/277:43 am -
2 stops10h 17m
Wed 2/38:25 am -
2 stops15h 02m
Deal found 9/21![United Airlines logo]()
$506
This American Airlines deal was found by Cheapflights users on 9/21. 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.
Wed 1/271:36 pm -
2 stops19h 52m
Wed 2/36:28 am -
1 stop9h 38m
Deal found 9/21![American Airlines logo]()
$517
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Sat 11/75:30 am -
2 stops12h 30m
Wed 11/118:05 am -
2 stops15h 32m
Deal found 9/23![United Airlines logo]()
$609
This United Airlines deal was found by Cheapflights users on 9/23. 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.
Sun 11/299:35 pm -
1 stop17h 50m
Sat 12/58:05 am -
2 stops15h 57m
Deal found 9/23![United Airlines logo]()
$762
One-way flights from Grand Junction to Luis Munoz Marin IntlSearch for one-way flight options from Grand Junction to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
Search for one-way flight options from Grand Junction to Luis Munoz Marin Intl. Find affordable one-way fares based on user searches. Data last updated September 24, 2026.
This United Airlines deal was found by Cheapflights users on 9/20. 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.
Tue 10/65:30 am -
1 stop10h 08m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![United Airlines logo]()
$312
This American Airlines deal was found by Cheapflights users on 9/20. 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.
Tue 10/67:00 am -
2 stops24h 46m
Wed 12/3112:00 am -
Nonstop0h 00m
Deal found 9/20![American Airlines logo]()
$378
Find 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 September 24, 2026.
Most accurate provider | FlightHub 3 stars |
|---|---|
Most trusted provider | FlightHub 3 stars |
Round-trip from | $506 (United Airlines) |
One-way from | $312 (United Airlines) |
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 7,457,451 searches. Data last updated September 24, 2026.
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
Fly to
Route
Depart
Return
Cheapest round-trip
Quickest round-trip
Grand JunctionSan Juan
GJT Grand Junction Regnl - SJU San Juan Luis Munoz Marin Intl
GJTSJU
Grand Junction Regnl
Tue 10/6
5:30 am-5:38 pm
1 stop10h 08m
San Juan Luis Munoz Marin Intl
Wed 12/31
12:00 am-9:00 pm
Nonstop0h 00m
$312
Grand JunctionSan Juan
GJT Grand Junction Regnl - SJU San Juan Luis Munoz Marin Intl
GJTSJU
Grand Junction Regnl
Wed 1/27
7:43 am-9:00 pm
2 stops10h 17m
San Juan Luis Munoz Marin Intl
Wed 2/3
8:25 am-8:27 pm
2 stops15h 02m
$506
Grand JunctionSan Juan
GJT Grand Junction Regnl - SJU San Juan Luis Munoz Marin Intl
GJTSJU
Grand Junction Regnl
Wed 1/27
1:36 pm-12:28 pm
2 stops19h 52m
San Juan Luis Munoz Marin Intl
Wed 2/3
6:28 am-1:06 pm
1 stop9h 38m
$517
Grand JunctionSan Juan
GJT Grand Junction Regnl - SJU San Juan Luis Munoz Marin Intl
GJTSJU
Grand Junction Regnl
Sat 11/7
5:30 am-9:00 pm
2 stops12h 30m
San Juan Luis Munoz Marin Intl
Wed 11/11
8:05 am-8:37 pm
2 stops15h 32m
$609
Grand JunctionSan Juan
GJT Grand Junction Regnl - SJU San Juan Luis Munoz Marin Intl
GJTSJU
Grand Junction Regnl
Sun 11/29
9:35 pm-6:25 pm
1 stop17h 50m
San Juan Luis Munoz Marin Intl
Sat 12/5
8:05 am-9:02 pm
2 stops15h 57m
$762
Sorted by cheapest first
Compare providers for flights from Grand Junction to Luis Munoz Marin Intl
Provider information is updated monthly. Please note that these providers often have deals for this flight, but the availability may vary on a day-by-day basis on Cheapflights.
Use the table below to compare price accuracy, trust ratings, and cancellation policies for each provider offering flight deals from Grand Junction to Luis Munoz Marin Intl in September.
| Provider | Price Accuracy | Trust Score* |
|---|---|---|
| Price Accuracy1 star | Trust Score*3 stars | |
| Price Accuracy3 stars | Trust Score*3 stars |
- Most accurate provider: When it comes to deals on Grand Junction-San Juan Luis Munoz Marin Intl Airport flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on Grand Junction-San Juan Luis Munoz Marin Intl Airport flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from Grand Junction-San Juan Luis Munoz Marin Intl Airport flight searches over the past month and is updated monthly.
- Most trusted provider: When it comes to deals on Grand Junction-San Juan Luis Munoz Marin Intl Airport flights, Cheapflights users trust FlightHub the most. FlightHub has received a user feedback score of 3 out of 3 stars (3 being the best), meaning they have been trusted the most by Cheapflights users looking for Grand Junction-San Juan Luis Munoz Marin Intl Airport flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.
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.
GJT-SJU
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.
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 September 24, 2026.
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.
Food
6.7
Comfort
7.3
Overall
7.4
Entertainment
7.1
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentMichelle,Dec 2025
DEN - MKE
Food
6.7
Comfort
7.3
Overall
7.4
Entertainment
7.1
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentMichelle,Dec 2025
DEN - MKE
Food
6.7
Comfort
7.3
Overall
7.4
Entertainment
7.1
Crew
8.1
Boarding
7.7
Reviews
1 / 20
10.0
ExcellentMichelle,Dec 2025
DEN - MKE
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.
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 locationsFajardo
Luquillo
Rio Grande
Dorado
Humacao
Bayamón
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Other flights to Luis Munoz Marin Intl
Explore flights to Luis Munoz Marin Intl departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on September 24, 2026.
Grand Junction and Luis Munoz Marin Intl flights
Browse other Grand Junction and Luis Munoz Marin Intl flight options. Last updated on September 24, 2026.
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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 7,457,451 searches. Data last updated September 24, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$355 | Average$487 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$446 | Average$633 | FlexibilityNo cancel fee | On-time69% |