What is the cheapest day to fly from Grand Junction to San Juan Luis Munoz Marin Intl Airport?

Travelers seeking maximum savings on their Grand Junction to San Juan Luis Munoz Marin Intl Airport flight should consider departing on Saturday mornings when fares are most often at their lowest. Thursday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

In terms of precipitation, rainfall in San Juan Luis Munoz Marin Intl Airport 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 San Juan Luis Munoz Marin Intl Airport when rainfall is around 2.2 in.

If weather is an important factor for your trip to San Juan Luis Munoz Marin Intl Airport, 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).

What is the cheapest day to fly round-trip from Grand Junction to San Juan Luis Munoz Marin Intl Airport?

Flying to your destination on a Wednesday can be more expensive, but this shouldn’t discourage you from finding affordable options to get to San Juan Luis Munoz Marin Intl Airport. Check prices with Cheapflights to find a great deal for your trip.

What is the cheapest month to fly from Grand Junction to San Juan Luis Munoz Marin Intl Airport?

August is one of the best times of the year to fly to San Juan Luis Munoz Marin Intl Airport from Grand Junction. Prices for August average $629 per person but you can even find prices for as low as $300. The most expensive prices can be found in the month of December. Opting for a August flight can save you 51% on your journey compared to booking in December

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 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.

$293+ Flights from Grand Junction to San Juan Luis Munoz Marin Intl Airport

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Cheap flight deals from Grand Junction to Luis Munoz Marin Intl

Round-trip from	$478 (American Airlines)
One-way from	$293 (American Airlines)
Popular in	December
Cheapest in	August
Average price	$630

From Grand Junction Regnl to San Juan Luis Munoz Marin Intl

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One-way flight from Grand Junction Regnl to San Juan Luis Munoz Marin Intl

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Highest demand for flights based on searches. 15% potential increase in price ($116 potential increase over avg. RT price).

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Cheapest flight prices on average. 5% potential price decrease ($30 potential savings vs. average RT price).

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Average for round-trip flights in June 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 June 26, 2025.

Mon 12/87:06 pmGJT - SJU

2 stops22h 39mAmerican Airlines

Wed 12/105:50 amSJU - GJT

2 stops17h 28mAmerican Airlines

Deal found 6/24

$478

Mon 12/87:24 amGJT - SJU

1 stop8h 01mUnited Airlines

Tue 12/92:05 amSJU - GJT

2 stops13h 26mUnited Airlines

Deal found 6/25

$491

Best flights from Grand Junction to Luis Munoz Marin Intl
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 June 26, 2025.

Mon 12/87:06 pmGJT - SJU

2 stops22h 39mAmerican Airlines

Wed 12/105:50 amSJU - GJT

2 stops17h 28mAmerican Airlines

Deal found 6/24

$478

Mon 12/85:30 amGJT - SJU

2 stops12h 30mUnited Airlines

Tue 12/92:05 amSJU - GJT

2 stops15h 28mUnited Airlines

Deal found 6/25

$491

One-way flights from Grand Junction to Luis Munoz Marin Intl
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 June 26, 2025.

Wed 7/166:09 amGJT - SJU

2 stops14h 41mAmerican Airlines

Deal found 6/25

$293

Wed 7/161:45 pmGJT - SJU

2 stops13h 45mUnited Airlines

Deal found 6/26

$598

Cheapflights Fare Finder

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

Price

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

Mon 12/8

7:06 pm-8:45 pm

2 stops22h 39m

San Juan Luis Munoz Marin Intl

Wed 12/10

5:50 am-8:18 pm

2 stops17h 28m

$478

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

Mon 12/8

7:24 am-6:25 pm

1 stop8h 01m

San Juan Luis Munoz Marin Intl

Tue 12/9

2:05 am-12:31 pm

2 stops13h 26m

$491

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

Wed 7/16

6:09 am-10:50 pm

2 stops14h 41m

$293

Grand JunctionSan Juan

GJT - SJU

GJTSJU

Grand Junction Regnl

Wed 7/16

1:45 pm-5:30 am

2 stops13h 45m

$598

Flights are sorted by cheapest round-trip flights first.

Deals found on 6/25

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 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.

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

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.

Reviews of airlines servicing Luis Munoz Marin Intl

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

8,838 reviews

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

8,838 reviews

United Airlines

7.4

Good

8,838 reviews

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

8,838 reviews

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

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.
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 ($478), and United Airlines ($491) offers the cheapest pricing from Grand Junction to San Juan Luis Munoz Marin Intl Airport. American Airlines is 24% 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.

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Top 2 airlines flying from Grand Junction to Luis Munoz Marin Intl

Airline	Cheapest	Average	Flexibility	On-time
American Airlines	Cheapest$300	Average$630	FlexibilityNo cancel fee	On-time71%
United Airlines	Cheapest$501	Average$689	FlexibilityNo cancel fee	On-time69%

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$293+ Cheap flights from Grand Junction (GJT) 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 7/16. Fares are subject to change and may not be available on all flights or dates of travel.

Find cheap flights from Grand Junction to Luis Munoz Marin Intl with Cheapflights

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2. Select your favorite providers

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Cheap flight deals from Grand Junction to Luis Munoz Marin Intl

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One-way from

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Cheapest in

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Find flight deals from Grand Junction to Luis Munoz Marin Intl

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 June 26, 2025.

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 June 26, 2025.

Cheapflights Fare Finder

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.

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.

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 month to book a 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 June 26, 2025.

Reviews of airlines servicing Luis Munoz Marin Intl

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.

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?

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

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

How can I 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?

What is the cheapest month to book a flight from Grand Junction to San Juan Luis Munoz Marin Intl Airport?

Traveling to a place near Grand Junction?

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Alternative routes for Grand Junction to Luis Munoz Marin Intl

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Top 2 airlines flying from Grand Junction to Luis Munoz Marin Intl

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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 June 26, 2025.