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Cheap flights from San Juan Luis Munoz Marin Intl Airport to Denver from $97

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 4/21. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
1 adult
1 adult, Economy, 0 bags

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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
1:59 am - 11:09 pm
SJU
-
DEN
23h 10m
1 stop
Frontier Logo
11:59 pm - 2:01 am
DEN
-
SJU
24h 02m
1 stop
$159Frontier
Thu, Apr 23 - Sun, Apr 26
Frontier Logo
3:23 pm - 10:29 pm
SJU
-
DEN
9h 06m
1 stop
Frontier Logo
11:59 pm - 9:54 am
DEN
-
SJU
7h 55m
1 stop
$174Frontier
Fri, Apr 17 - Mon, Apr 20
Frontier Logo
3:23 pm - 10:29 pm
SJU
-
DEN
9h 06m
1 stop
Frontier Logo
11:59 pm - 9:54 am
DEN
-
SJU
7h 55m
1 stop
$176Frontier
Fri, Apr 17 - Sun, Apr 19
Frontier Logo
11:00 am - 9:40 am
SJU
-
DEN
24h 40m
1 stop
Frontier Logo
12:02 pm - 11:59 pm
DEN
-
SJU
9h 57m
1 stop
$183Frontier
Tue, Apr 14 - Sun, Apr 19
Frontier Logo
6:30 am - 11:04 pm
SJU
-
DEN
18h 34m
1 stop
Frontier Logo
11:59 pm - 4:01 am
DEN
-
SJU
26h 02m
1 stop
$184Frontier
Wed, May 6 - Wed, May 13
Frontier Logo
3:23 pm - 10:29 pm
SJU
-
DEN
9h 06m
1 stop
Frontier Logo
11:59 pm - 10:23 am
DEN
-
SJU
8h 24m
1 stop
$186Frontier
Fri, Apr 17 - Fri, Apr 24
Frontier Logo
3:23 pm - 10:29 pm
SJU
-
DEN
9h 06m
1 stop
Frontier Logo
11:05 pm - 5:59 pm
DEN
-
SJU
16h 54m
1 stop
$187Frontier
Fri, Apr 17 - Tue, Apr 21
Frontier Logo
11:30 am - 9:40 am
SJU
-
DEN
24h 10m
1 stop
Frontier Logo
11:59 pm - 12:29 am
DEN
-
SJU
22h 30m
1 stop
$189Frontier
Wed, Apr 15 - Sat, Apr 25
Frontier Logo
11:30 am - 9:40 am
SJU
-
DEN
24h 10m
1 stop
Frontier Logo
12:02 pm - 11:59 pm
DEN
-
SJU
9h 57m
1 stop
$193Frontier
Wed, Apr 15 - Sun, Apr 19
Frontier Logo
11:30 am - 9:40 am
SJU
-
DEN
24h 10m
1 stop
Frontier Logo
11:59 pm - 12:29 am
DEN
-
SJU
22h 30m
1 stop
$199Frontier
Wed, Apr 15 - Sat, Apr 25

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
Apr 23
SJU1:59 amSan Juan Luis Munoz Marin Intl
23h 10m
1 stop
DEN11:09 pmDenver Intl
Apr 26
DEN11:59 pmDenver Intl
24h 02m
1 stop
SJU2:01 amSan Juan Luis Munoz Marin Intl
$159
Frontier
Apr 17
SJU3:23 pmSan Juan Luis Munoz Marin Intl
9h 06m
1 stop
DEN10:29 pmDenver Intl
Apr 20
DEN11:59 pmDenver Intl
7h 55m
1 stop
SJU9:54 amSan Juan Luis Munoz Marin Intl
$174
Frontier
Apr 17
SJU3:23 pmSan Juan Luis Munoz Marin Intl
9h 06m
1 stop
DEN10:29 pmDenver Intl
Apr 19
DEN11:59 pmDenver Intl
7h 55m
1 stop
SJU9:54 amSan Juan Luis Munoz Marin Intl
$176

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 March 23, 2026.
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

Cheapest round-trip

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Thu 4/23

1:59 am-11:09 pm

1 stop23h 10m

Denver Intl

Sun 4/26

11:59 pm-2:01 am

1 stop24h 02m

$159
Quickest round-trip

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Fri 4/17

3:23 pm-10:29 pm

1 stop9h 06m

Denver Intl

Mon 4/20

11:59 pm-9:54 am

1 stop7h 55m

$174

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Fri 4/17

3:23 pm-10:29 pm

1 stop9h 06m

Denver Intl

Sun 4/19

11:59 pm-9:54 am

1 stop7h 55m

$176

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Tue 4/14

11:00 am-9:40 am

1 stop24h 40m

Denver Intl

Sun 4/19

12:02 pm-11:59 pm

1 stop9h 57m

$183

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Wed 5/6

6:30 am-11:04 pm

1 stop18h 34m

Denver Intl

Wed 5/13

11:59 pm-4:01 am

1 stop26h 02m

$184

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Fri 4/17

3:23 pm-10:29 pm

1 stop9h 06m

Denver Intl

Fri 4/24

11:59 pm-10:23 am

1 stop8h 24m

$186

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Fri 4/17

3:23 pm-10:29 pm

1 stop9h 06m

Denver Intl

Tue 4/21

11:05 pm-5:59 pm

1 stop16h 54m

$187

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Wed 4/15

11:30 am-9:40 am

1 stop24h 10m

Denver Intl

Sat 4/25

11:59 pm-12:29 am

1 stop22h 30m

$189

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Wed 4/15

11:30 am-9:40 am

1 stop24h 10m

Denver Intl

Sun 4/19

12:02 pm-11:59 pm

1 stop9h 57m

$193

San JuanDenver

SJU - DEN

SJUDEN

San Juan Luis Munoz Marin Intl

Wed 4/15

11:30 am-9:40 am

1 stop24h 10m

Denver Intl

Sat 4/25

11:59 pm-12:29 am

1 stop22h 30m

$199

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 April. Flight prices, which tend to average around $365, are often lower during this time because this is during the off-season. If you don’t want to visit Denver in April, then you should wait until August to fly from San Juan Luis Munoz Marin Intl Airport, when ticket prices are also cheap, with an average price of $376.

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 $539. 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 $775.

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 $460 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 $343 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 March 2026, prices for San Juan Luis Munoz Marin Intl Airport to Denver flights are approximately 23% cheaper 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

$312

Fastest flight time

6h 35m

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 $312. 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 $594.
The fastest flight from San Juan Luis Munoz Marin Intl Airport to Denver takes 6h 35m
Direct flights go from San Juan Luis Munoz Marin Intl Airport to Denver every day.
There is 1 airport in Denver. From San Juan Luis Munoz Marin Intl Airport there are direct flights to 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 6h 35m.

  • 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
JetBluePriceFrom $195Free CancellationRating
7.2
2,908 reviews
Search JetBlue flights
FrontierPriceFrom $203Free CancellationRating
5.7
3,020 reviews
Search Frontier flights
American AirlinesPriceFrom $207Free CancellationRating
7.1
11,486 reviews
Search American Airlines flights
DeltaPriceFrom $295Free CancellationRating
7.9
8,318 reviews
Search Delta flights
SouthwestPriceFrom $412Free CancellationRating
8.0
4,324 reviews
Search Southwest flights
United AirlinesPriceFrom $490Free CancellationRating
7.4
9,463 reviews
Search United Airlines flights

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

    Across 1 Southwest flight from San Juan Luis Munoz Marin Intl Airport to Denver this week, the average price was $586, with the best Southwest deals starting from $412 round-trip. 4,324 users have rated Southwest on momondo, with an average score of 8.0/10.

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

    The best United Airlines deal for San Juan Luis Munoz Marin Intl Airport to Denver flight tickets found on momondo in the last 72 hours was $490, round-trip. It should be noted that an average United Airlines flight deal for this route in this time was higher, at $669 round-trip. United Airlines operates 7 flights out of San Juan Luis Munoz Marin Intl Airport into Denver in an average week, so prices vary by time and availability. 9,463 United Airlines reviews by users on momondo have scored the airline at 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
Manitou Springs
Longmont
Boulder
Greeley
Cripple Creek
Keystone
Lakewood
Westminster
Thornton
Frisco
Winter Park
Grand Lake
Centennial
Englewood
Copper Mountain

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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