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$117+ Cheap flights from Luis Munoz Marin Intl (SJU) to Denver (DEN)

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 4/22. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DEN
Apr 8 — Apr 151
Tue 4/8
Tue 4/15
1 adult, Economy
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Cheapflights Tip: The best prices from San Juan Luis Munoz Marin Intl to Denver Intl are usually found in September or February, booked 14 days in advance, depart on a Thursday or Wednesday and return on a Tuesday

Cheap flight deals from Luis Munoz Marin Intl to Denver

Discover tips and strategies to find the most affordable flight options for your journey from Luis Munoz Marin Intl (SJU) to Denver (DEN). 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 April 3, 2025.

Most accurate provider

FlightHub
3 stars

Most trusted provider

FlightHub
3 stars

Round-trip from

$285
(Trip.com)

One-way from

$117
(Trip.com)

Popular in

December

Cheapest in

September

Average price

$336

Good round-trip deal

$486 or less

Good one-way deal

$284 or less
Provider with most accurate pricing for San Juan Luis Munoz Marin Intl-Denver Intl flight deals.
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Provider most trusted by Cheapflights users for San Juan Luis Munoz Marin Intl-Denver Intl flights.
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From San Juan Luis Munoz Marin Intl to Denver Intl
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One-way flight from San Juan Luis Munoz Marin Intl to Denver Intl
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Highest demand for flights based on searches. 19% potential increase in price ($100 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($12 potential savings vs. average RT price).
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Average for round-trip flights in April 2025
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Price to beat on a round-trip flight from San Juan Luis Munoz Marin Intl to Denver Intl.
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Price to beat on a one-way flight from San Juan Luis Munoz Marin Intl to Denver Intl.
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Find flight deals from Luis Munoz Marin Intl to Denver

Cheapest flights from Luis Munoz Marin Intl to Denver
Explore the most affordable flight options available from Luis Munoz Marin Intl to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on April 3, 2025.

This eDestinos deal was found by Cheapflights users on 4/3. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 4/92:45 amSJU - DEN
1 stop9h 39mFrontier
Sun 4/1312:24 amDEN - SJU
1 stop10h 42mFrontier
Deal found 4/3$270
This Mytrip deal was found by Cheapflights users on 4/2. 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 Mytrip is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 5/81:33 amSJU - DEN
2 stops14h 07mMultiple Airlines
Mon 5/1211:13 amDEN - SJU
3 stops46h 18mMultiple Airlines
Deal found 4/2$382
This JetBlue deal was found by Cheapflights users on 4/2. 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 JetBlue is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 6/1512:35 pmSJU - DEN
1 stop10h 49mJetBlue
Sat 7/1210:20 pmDEN - SJU
1 stop12h 45mJetBlue
Deal found 4/2$419
This Southwest deal was found by Cheapflights users on 4/2. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/117:40 pmSJU - DEN
1 stop14h 20mSouthwest
Mon 9/155:05 amDEN - SJU
1 stop11h 40mSouthwest
Deal found 4/2$466
This American Airlines deal was found by Cheapflights users on 4/3. 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 10/2111:50 amSJU - DEN
1 stop9h 55mAmerican Airlines
Tue 10/2811:59 pmDEN - SJU
1 stop8h 51mAmerican Airlines
Deal found 4/3$495
This United Airlines deal was found by Cheapflights users on 4/2. 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.
Fri 5/27:00 amSJU - DEN
1 stop25h 59mUnited Airlines
Sun 5/49:43 amDEN - SJU
Nonstop5h 47mUnited Airlines
Deal found 4/2$502
This Delta deal was found by Cheapflights users on 4/2. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 6/261:31 pmSJU - DEN
1 stop11h 15mDelta
Mon 7/712:59 amDEN - SJU
1 stop8h 52mDelta
Deal found 4/2$505

Cheapflights Fare Finder

Customize your flight search to find flights from Luis Munoz Marin Intl to Denver 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 April 3, 2025.
Use the filters below to find and compare flights from San Juan Luis Munoz Marin Intl Airport to Denver that are best for you.

Fly from

Luis Munoz Marin Intl

Fly to

Denver

Route

Depart

Return

Price

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Fri 5/9

9:30 pm-8:29 am

1 stop12h 59m

Denver Intl

Mon 5/12

11:25 pm-10:53 am

1 stop9h 28m

$285

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 5/8

1:33 am-1:40 pm

2 stops14h 07m

Denver Intl

Mon 5/12

11:13 am-11:31 am

3 stops46h 18m

$382

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Sun 6/15

12:35 pm-9:24 pm

1 stop10h 49m

Denver Intl

Sat 7/12

10:20 pm-1:05 pm

1 stop12h 45m

$419

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 9/11

7:40 pm-8:00 am

1 stop14h 20m

Denver Intl

Mon 9/15

5:05 am-6:45 pm

1 stop11h 40m

$466

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 7/22

6:04 am-10:41 pm

1 stop18h 37m

Denver Intl

Mon 8/11

12:54 pm-11:00 pm

1 stop8h 06m

$495

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Fri 5/2

7:00 am-6:59 am

1 stop25h 59m

Denver Intl

Sun 5/4

9:43 am-5:30 pm

Nonstop5h 47m

$502

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 6/26

1:31 pm-10:46 pm

1 stop11h 15m

Denver Intl

Mon 7/7

12:59 am-11:51 am

1 stop8h 52m

$505

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 4/22

12:54 am-11:09 pm

1 stop24h 15m

$117

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Sat 4/19

4:27 pm-11:33 pm

1 stop9h 06m

$146

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 9/11

5:50 am-4:45 pm

1 stop12h 55m

$199

Flights are sorted by cheapest round-trip flights first.

Deals found on 4/3

Showing 1-10 of 14 results
1
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Compare providers for flights from Luis Munoz Marin Intl to Denver

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 Luis Munoz Marin Intl to Denver in April.
ProviderPrice AccuracyTrust Score*
ExpediaPrice Accuracy1 starTrust Score*3 stars
eDreamsPrice Accuracy3 starsTrust Score*3 stars
FlightHubPrice Accuracy3 starsTrust Score*3 stars
AranGrantPrice Accuracy3 starsTrust Score*1 star
Justfly.comPrice Accuracy3 starsTrust Score*3 stars

*The Trust Score is based on feedback from users after their booking experience. It measures overall satisfaction, helping us identify issues like hidden fees, problems during the ticketing process, and the quality of customer service. This score is our best indicator of the provider's quality and reliability.

  • Most accurate provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Denver flights, users find the pricing of FlightHub to be most consistent on Cheapflights vs. FlightHub Users can find the same prices on San Juan Luis Munoz Marin Intl Airport-Denver flight deals on Cheapflights vs. FlightHub >95% of the time. Price accuracy is based on data collected from San Juan Luis Munoz Marin Intl Airport-Denver flight searches over the past month and is updated monthly.
  • Most trusted provider: When it comes to deals on San Juan Luis Munoz Marin Intl Airport-Denver 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 San Juan Luis Munoz Marin Intl Airport-Denver flight deals. Provider user feedback score is based on Cheapflights searches over the past month and is updated monthly.

The best insider tips for San Juan Luis Munoz Marin Intl Airport to Denver flights

Snippets provided in this section are AI-generated based on a summarization of Cheapflights-commissioned articles. The articles are presented as-is, for general informational purposes only, and may not be up-to-date. The opinions contained in the articles are original to the author and reflect their authentic experience, which may vary significantly from the experience of others.
Cheapflights partnered with top experts to bring you the best recommendations for your San Juan Luis Munoz Marin Intl Airport to Denver trip
Airports
SJU

Security wait times at SJU can vary, so arrive two hours early for domestic flights to avoid delays.

Read more about SJUby Brandon Schultz
DEN

Take the A Line train from DEN to Union Station for a quick 37-minute ride into downtown Denver.

Read more about DENby Emily Zemler
Our travel experts
Emily Zemler

Emily Zemler

Expert on DEN

Emily Zemler

Emily Zemler

Emily is a freelance writer and book author based in London covering entertainment and travel. Her work has appeared in Los Angeles Times, Observer, and Conde Nast Traveler She has ventured to more than 40 countries and all seven continents, always in search of a great art museum. She has written extensively about hotels, luxury travel, and aviation.

Read more
Brandon Schultz

Brandon Schultz

Expert on SJU

Brandon Schultz

Brandon Schultz

Brandon Schultz is an award-winning food and travel writer based in New York City. His work has appeared in Forbes, AAA, Thrillist, Travel + Leisure, and The Daily Meal, among many others, and he is the author of 6 books, including 3 cookbooks.

Read more

Best time to book a flight from Luis Munoz Marin Intl to Denver

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

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

Use this chart to determine the optimal time to book a round-trip flight from Luis Munoz Marin Intl to Denver. Price data was last updated on March 28, 2025.

Booking 14 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Juan Luis Munoz Marin Intl Airport to Denver. 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 San Juan Luis Munoz Marin Intl Airport to Denver?

Currently, October is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Denver (average of $197). Flying from San Juan Luis Munoz Marin Intl Airport to Denver in March is currently the most expensive (average of $278). 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 SJU to DEN?

Find hourly flight availability from Luis Munoz Marin Intl to Denver. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 3, 2025.

It’s optimal to fly from San Juan Luis Munoz Marin Intl Airport to Denver in the afternoon. By choosing this option you can save up to 67% on the cost of your flight, compared to a flight at noon.

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

Use this chart to determine the cheapest time to fly round-trip from Luis Munoz Marin Intl to Denver. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their San Juan Luis Munoz Marin Intl Airport to Denver flight should consider departing on Wednesday afternoons when fares are most often at their lowest. Sunday at noon flights should be avoided if possible as fares are typically the most expensive at this time.

Rainfall in Denver by month

Plan your trip to Denver by taking into account the average rainfall totals by month.

In terms of precipitation, rainfall in Denver ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Denver when rainfall is around 0.5 in.

Temperature in Denver by month

Plan your trip to Denver by taking into account the average temperature totals by month.

If weather is an important factor for your trip to Denver, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).

Reviews of airlines servicing Denver

Get insights into the airlines that provide service to Denver. 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 Denver. Reviews last updated April 3, 2025.
Read reviews from past customers who have flown Southwest, Delta and United Airlines from San Juan to Denver. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,274 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

8.0

Crew

8.6

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Southwest
8.0
Very good
4,274 reviews
Southwest
8.0
Very good
4,274 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

8.0

Crew

8.6

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
Delta
8.0
Very good
7,897 reviews
Southwest
8.0
Very good
4,274 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

8.0

Crew

8.6

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
United Airlines
7.4
Good
8,619 reviews
Southwest
8.0
Very good
4,274 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

8.0

Crew

8.6

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
JetBlue
7.3
Good
2,922 reviews
Southwest
8.0
Very good
4,274 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

8.0

Crew

8.6

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.
American Airlines
7.2
Good
10,000 reviews
Southwest
8.0
Very good
4,274 reviews

Overall

8.0

Boarding

8.2

Food

7.1

Comfort

8.0

Crew

8.6

Entertainment

7.6

Reviews

1 / 20
8.0
Excellent

Ila,Mar 2025

HOU - DAL

Our original flight was delayed. We were able to change our flight and got home at close to the same time. Looking forward to when you have assigned seating.

Related info for your journey

Find useful and relevant information for your journey from Luis Munoz Marin Intl to Denver. 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 into for flights to Denver from San Juan Luis Munoz Marin Intl?

    Located just 18.5 mi from the city center, Denver Intl is the airport most travelers will use when flying to Denver from San Juan Luis Munoz Marin Intl. Booking flights from San Juan Luis Munoz Marin Intl to Denver Intl (DEN) should be relatively easy as there are 0 daily inbound flights from San Juan Luis Munoz Marin Intl from 6 different airlines.

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

    Frontier, at $285, was found to be the cheapest airline from San Juan Luis Munoz Marin Intl Airport to Denver.Alternate airlines to your destination round-trip include JetBlue and Southwest. You may be able to fly from San Juan Luis Munoz Marin Intl Airport to Denver for 31% less than the average price by searching for these airlines.

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

    To fly one-way, consider booking your trip with Frontier, which is currently one of the cheapest options available, starting at $146. Southwest flights start at $199 while deals on United Airlines start at $220 one-way.

  • What are the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Denver?

    Looking for the cheapest flight from San Juan Luis Munoz Marin Intl Airport to Denver? While on average our users pay $527, our data indicates the cheapest price to be $188. The most popular route (San Juan Luis Munoz Marin Intl - Denver Intl), is priced around $313.

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

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

  • How can I find direct flights from Luis Munoz Marin Intl to Denver?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Luis Munoz Marin Intl to Denver.

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

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

    Currently, October is the cheapest month in which you can book a flight from San Juan Luis Munoz Marin Intl Airport to Denver (average of $197). Flying from San Juan Luis Munoz Marin Intl Airport to Denver in March is currently the most expensive (average of $278). 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
Westminster
Black Hawk
Lakewood
Winter Park
Cripple Creek
Golden
Silverthorne
Brighton
Broomfield
Greeley
Frisco
Wheat Ridge
Grand Lake
Central City
Glendale
Copper Mountain
Longmont
Thornton
Idaho Springs
Limon

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Alternative routes for Luis Munoz Marin Intl to Denver

See prices for flight routes from nearby airports that may be better suited for you.
Luis Munoz Marin Intl to Colorado Springs flights
Luis Munoz Marin Intl to Durango flights

Top 6 airlines flying from Luis Munoz Marin Intl to Denver

Discover the top 6 airlines that operate flights from Luis Munoz Marin Intl to Denver. 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 April 3, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$130Average$268FlexibilityNo cancel feeOn-time62%
JetBlueCheapest$276Average$474FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$419Average$573FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$465Average$648FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$472Average$673FlexibilityNo cancel feeOn-time71%
DeltaCheapest$474Average$590FlexibilityNo cancel feeOn-timeN/A

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