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Cheap flights from San Juan Luis Munoz Marin Intl Airport to Denver from $121

This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from San Juan Luis Munoz Marin Intl Airport to Denver departing on 12/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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Find the cheapest flights from San Juan Luis Munoz Marin Intl Airport to Denver

Cheap round-trip flights

Enter your travel dates to find the best prices.
Frontier Logo
2:11 am - 8:35 amSJU-DEN
9h 24m1 stop
Frontier Logo
12:59 am - 3:19 pmDEN-SJU
11h 20m1 stop
$267Frontier
Find Deal
Thu, Nov 13 - Sat, Nov 15
Frontier Logo
9:00 am - 6:26 pmSJU-DEN
12h 26m1 stop
Frontier Logo
6:25 am - 1:32 amDEN-SJU
16h 07m2 stops
$268Frontier
Find Deal
Fri, Nov 7 - Sun, Nov 9
Frontier Logo
3:55 am - 3:55 pmSJU-DEN
15h 00m1 stop
Frontier Logo
12:59 am - 3:06 pmDEN-SJU
11h 07m1 stop
$269Frontier
Find Deal
Sat, Jan 31 - Sat, Feb 7
Frontier Logo
9:37 pm - 7:50 amSJU-DEN
13h 13m1 stop
Frontier Logo
1:00 pm - 11:37 pmDEN-SJU
7h 37m1 stop
$270Frontier
Find Deal
Thu, Feb 19 - Sun, Feb 22
Frontier Logo
2:11 am - 8:35 amSJU-DEN
9h 24m1 stop
Frontier Logo
8:44 pm - 5:54 pmDEN-SJU
18h 10m2 stops
$272Frontier
Find Deal
Thu, Nov 13 - Mon, Nov 17
Frontier Logo
3:55 am - 3:27 pmSJU-DEN
14h 32m2 stops
Frontier Logo
12:59 am - 3:06 pmDEN-SJU
11h 07m1 stop
$273Frontier
Find Deal
Mon, Jan 26 - Fri, Jan 30
Frontier Logo
12:00 pm - 8:40 pmSJU-DEN
11h 40m1 stop
Frontier Logo
12:59 am - 3:21 pmDEN-SJU
11h 22m1 stop
$274Frontier
Find Deal
Thu, Dec 4 - Sat, Dec 6
Frontier Logo
9:00 am - 6:26 pmSJU-DEN
12h 26m1 stop
Frontier Logo
12:34 am - 4:10 pmDEN-SJU
12h 36m1 stop
$275Frontier
Find Deal
Fri, Nov 14 - Sun, Nov 16
Multiple Airlines Logo
3:37 pm - 9:28 pmSJU-DEN
32h 51m2 stops
Multiple Airlines Logo
12:59 am - 3:19 pmDEN-SJU
11h 20m1 stop
$280Multiple Airlines
Find Deal
Thu, Nov 13 - Sat, Nov 15
Multiple Airlines Logo
7:00 am - 3:33 pmSJU-DEN
11h 33m1 stop
Multiple Airlines Logo
11:25 pm - 1:42 amDEN-SJU
23h 17m1 stop
$284Multiple Airlines
Find Deal
Wed, Dec 31 - Thu, Jan 8

Frontier flights from San Juan Luis Munoz Marin Intl Airport to Denver

Our best Frontier deals on San Juan Luis Munoz Marin Intl Airport to Denver flight tickets
Frontier
Nov 13
SJU2:11 amSan Juan Luis Munoz Marin Intl
9h 24m
1 stop
DEN8:35 amDenver Intl
Nov 15
DEN12:59 amDenver Intl
11h 20m
1 stop
SJU3:19 pmSan Juan Luis Munoz Marin Intl
$267
Find similar
Frontier
Nov 7
SJU9:00 amSan Juan Luis Munoz Marin Intl
12h 26m
1 stop
DEN6:26 pmDenver Intl
Nov 9
DEN6:25 amDenver Intl
16h 07m
2 stops
SJU1:32 amSan Juan Luis Munoz Marin Intl
$268
Find similar
Frontier
Jan 31
SJU3:55 amSan Juan Luis Munoz Marin Intl
15h 00m
1 stop
DEN3:55 pmDenver Intl
Feb 7
DEN12:59 amDenver Intl
11h 07m
1 stop
SJU3:06 pmSan Juan Luis Munoz Marin Intl
$269
Find similar

JetBlue flights from San Juan Luis Munoz Marin Intl Airport to Denver

Our best JetBlue deals on San Juan Luis Munoz Marin Intl Airport to Denver flight tickets
JetBlue
Nov 4
SJU7:25 pmSan Juan Luis Munoz Marin Intl
18h 40m
1 stop
DEN11:05 amDenver Intl
Nov 12
DEN11:50 amDenver Intl
27h 30m
1 stop
SJU6:20 pmSan Juan Luis Munoz Marin Intl
$424
Find similar
JetBlue
Nov 4
SJU7:25 pmSan Juan Luis Munoz Marin Intl
18h 40m
1 stop
DEN11:05 amDenver Intl
Nov 12
DEN11:50 amDenver Intl
12h 58m
1 stop
SJU3:48 amSan Juan Luis Munoz Marin Intl
$437
Find similar

momondo Fare Finder

 
Customize your flight search to find flights from San Juan Luis Munoz Marin Intl Airport 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, momondo users made 832,500 searches. Data last updated October 26, 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

Fly to

Route

Depart

Return

Price

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 11/13

2:11 am-8:35 am

1 stop9h 24m

Denver Intl

Sat 11/15

12:59 am-3:19 pm

1 stop11h 20m

$267

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Fri 11/7

9:00 am-6:26 pm

1 stop12h 26m

Denver Intl

Sun 11/9

6:25 am-1:32 am

2 stops16h 07m

$268

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Sat 1/31

3:55 am-3:55 pm

1 stop15h 00m

Denver Intl

Sat 2/7

12:59 am-3:06 pm

1 stop11h 07m

$269

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 2/19

9:37 pm-7:50 am

1 stop13h 13m

Denver Intl

Sun 2/22

1:00 pm-11:37 pm

1 stop7h 37m

$270

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 11/13

2:11 am-8:35 am

1 stop9h 24m

Denver Intl

Mon 11/17

8:44 pm-5:54 pm

2 stops18h 10m

$272

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Mon 1/26

3:55 am-3:27 pm

2 stops14h 32m

Denver Intl

Fri 1/30

12:59 am-3:06 pm

1 stop11h 07m

$273

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 12/4

12:00 pm-8:40 pm

1 stop11h 40m

Denver Intl

Sat 12/6

12:59 am-3:21 pm

1 stop11h 22m

$274

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Fri 11/14

9:00 am-6:26 pm

1 stop12h 26m

Denver Intl

Sun 11/16

12:34 am-4:10 pm

1 stop12h 36m

$275

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 11/13

3:37 pm-9:28 pm

2 stops32h 51m

Denver Intl

Sat 11/15

12:59 am-3:19 pm

1 stop11h 20m

$280

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Wed 12/31

7:00 am-3:33 pm

1 stop11h 33m

Denver Intl

Thu 1/8

11:25 pm-1:42 am

1 stop23h 17m

$284

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first
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See travel insights to Denver from

How to get the cheapest flight ticket from San Juan Luis Munoz Marin Intl Airport to Denver

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

What is the typical price of a round-trip flight between San Juan Luis Munoz Marin Intl Airport and Denver?

What is the cheapest month to fly to Denver?

The cheapest month to fly to Denver from San Juan Luis Munoz Marin Intl Airport is in February. Flight prices, which tend to average around $296, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in February, then you should wait until March to fly from San Juan Luis Munoz Marin Intl Airport, when ticket prices are also cheap, with an average price of $364.

What is the cheapest day to depart on your flight to Denver?

The cheapest day to depart on your flight to Denver is on a Thursday when prices can be found for as low as $549. This is often the case because there is less demand to fly during this day of the week. The most expensive day to fly to Denver is Sunday, with ticket prices averaging around $875.

What is the cheapest time of day to depart on your flight to Denver?

The cheapest time of day to fly to Denver is in the evening when flights can be purchased for as low as $324. Flights at noon are often more expensive with an average ticket price of $622.

What is the cheapest San Juan Luis Munoz Marin Intl to Denver Intl flight route?

Fly from San Juan Luis Munoz Marin Intl to Denver Intl for the best San Juan Luis Munoz Marin Intl - Denver Intl flight prices

How far in advance should I book a flight to Denver?

You are more likely to see cheaper flights to Denver from San Juan Luis Munoz Marin Intl Airport when booking weeks ahead of your departure date. In general, you can expect to find flights to Denver for around $454 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to Denver from San Juan Luis Munoz Marin Intl Airport for as low as $336 on momondo.

What cabin class options are available on San Juan Luis Munoz Marin Intl to Denver Intl flights?

There are 4 cabin classes available to choose from on San Juan Luis Munoz Marin Intl to Denver Intl flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

How have San Juan Luis Munoz Marin Intl Airport to Denver flight prices changed over time?

As of October 2025, prices for San Juan Luis Munoz Marin Intl Airport to Denver flights are approximately 59% more expensive when compared to flights at the same time last year.

When to book flights from San Juan Luis Munoz Marin Intl Airport to Denver

Are you open to changing your travel dates? Check out the ideal times to fly from San Juan Luis Munoz Marin Intl Airport to Denver according to our flight data. Find out which month and days have the cheapest flights.
Estimated round-trip price

Cheap San Juan Luis Munoz Marin Intl Airport to Denver (SJU to DEN) flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from San Juan Luis Munoz Marin Intl Airport to Denver

Best Price Found

$210

Fastest flight time

6h 47m

Direct flights

Every day

Airports in Denver

1 airport
The best one-way flight to Denver from San Juan Luis Munoz Marin Intl Airport in the past 72 hours is $210. The best round-trip flight deal from San Juan Luis Munoz Marin Intl Airport to Denver found on momondo in the last 72 hours is $486.
The fastest flight from San Juan Luis Munoz Marin Intl Airport to Denver takes 6h 47m
Direct flights go from San Juan Luis Munoz Marin Intl Airport to Denver every day.
There is 1 airport near Denver: Denver Intl (DEN)
Search flight deals

  • How far is San Juan Luis Munoz Marin Intl to Denver Intl by plane?

    San Juan Luis Munoz Marin Intl and Denver Intl are 2741.9 mi apart from one another. By plane, this route typically takes 9h 24m.

  • When did momondo last update prices for flights from San Juan Luis Munoz Marin Intl Airport to Denver Intl Airport?

    Prices for flights from San Juan Luis Munoz Marin Intl Airport to Denver Intl Airport are refreshed on a daily basis.

  • How many operators does momondo search for flights from San Juan Luis Munoz Marin Intl Airport to Denver Intl Airport?

  • How old do you have to be to fly from San Juan Luis Munoz Marin Intl Airport to Denver Intl Airport?

    The minimum age a child must be to fly alone is five but airlines that offer an unaccompanied minor (UNMR) service will have their own age restrictions, including rules around flight length, timings, and stopovers. We always recommend checking with the individual airline you are booking with to travel from San Juan Luis Munoz Marin Intl Airport to Denver Intl Airport.

  • What documentation or ID do you need to fly to Denver Intl Airport?

    The necessary travel and health documents for your Denver Intl Airport trip may vary depending on your travel plans and individual circumstances. Generally, you should have various documents, such as a national ID card or driver's license and a passport that is valid for six months beyond your scheduled arrival date. We recommend seeking advice from your airline or a trusted third party, such as IATA.

  • What is the most popular plane model from San Juan Luis Munoz Marin Intl Airport to Denver?

  • What is the most popular airline from San Juan Luis Munoz Marin Intl Airport to Denver?

Best airlines flying from San Juan Luis Munoz Marin Intl Airport to Denver

Compare and see reviews for airlines that fly from San Juan Luis Munoz Marin Intl Airport to Denver with momondo
Airline
Rating
Free Cancellation
Price
FrontierPriceFrom $131Free CancellationRating
5.8
3,123 reviews
Search Frontier flights
JetBluePriceFrom $316Free CancellationRating
7.2
2,906 reviews
Search JetBlue flights
DeltaPriceFrom $375Free CancellationRating
7.9
7,996 reviews
Search Delta flights
SouthwestPriceFrom $443Free CancellationRating
8.0
4,238 reviews
Search Southwest flights
United AirlinesPriceFrom $486Free CancellationRating
7.4
8,997 reviews
Search United Airlines flights
American AirlinesPriceFrom $494Free CancellationRating
7.2
11,031 reviews
Search American Airlines flights

  • United Airlines Flights From San Juan Luis Munoz Marin Intl Airport to Denver

    Across 3 United Airlines flights from San Juan Luis Munoz Marin Intl Airport to Denver this week, the average price was $654, with the best United Airlines deals starting from $486 round-trip. 8,999 users have rated United Airlines on momondo, with an average score of 7.4/10.

Traveling to a place near Denver?

Book flights to Denver if you plan to visit one of these locations
Breckenridge
Estes Park
Black Hawk
Aurora
Fort Collins
Keystone
Cripple Creek
Manitou Springs
Longmont
Boulder
Greeley
Lakewood
Thornton
Westminster
Winter Park
Copper Mountain
Silverthorne
Frisco
Centennial
Grand Lake

Why use momondo?

Why should I use momondo to find a flight deal from San Juan to Denver?

momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from San Juan to Denver. Millions of users trust and use momondo every year so you are in good hands.

Can I find flights from San Juan to Denver with flexible booking policies on momondo?

All flight searches from San Juan to Denver on momondo can be filtered to show those which offer flexible booking policies.

How can momondo help me find flights from San Juan to Denver?

Once all potential San Juan to Denver flight options are in front of you, momondo lets you sort and filter flights based on preferences such as airline, price and flight times amongst many other options.

I’m not ready to book a flight from San Juan to Denver right now. Can momondo alert me if prices change?

Price alerts on flights to Denver from San Juan are quick and easy to set up on momondo. Simply perform a search and select the price alert feature. It is as simple as that.

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