Cheap Flights from San Juan to Denver, CO from $139

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On Cheapflightsplus.com you will find 1 direct and 98 connecting flights from San Juan to Denver. You can compare airfare deals from 7 airlines and multiple travel sites from $139, book and save on cheap plane tickets and last minute offers. Also check out SJU-DEN flight schedule to find best flight time, convenient departure and arrival airports.

Find One-Way and Round-Trip San Juan to Denver Flight Deals

To find the cheapest one way airline ticket select the date with the lowest price on the calendar below and click «Find Flights». To search for round-trip flight deals click on the link «Check prices for return flights» and select the date of the return flight. Cheapest flights in November: $139 (one-way), $238 (round-trip).

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Best Flights from San Juan to Denver Today

Take a look at the list of non stop flights and flights with layovers from San Juan to Denver with the lowest price of $139. The fastest direct flight takes 6h 10m and the fastest connecting – 8h 11m.

Price	Departure	Arrival	Flight Duration	Airline	Flight
from $385 Find flight	14:00 San Juan Luis Munoz Marin Intl	18:10 Denver Denver International	6h 10m	United Airlines	UA1368
from $139 Find flight	01:11 San Juan Luis Munoz Marin Intl	08:35 Denver Denver International	9h 24m layover 1h 10m - Philadelphia	Frontier Airlines	F91015 F93339
from $140 Find flight	17:43 San Juan Luis Munoz Marin Intl	23:56 Denver Denver International	8h 13m layover 1h 0m - Tampa	Frontier Airlines	F92215 F92745
from $140 Find flight	17:43 San Juan Luis Munoz Marin Intl	08:56+1 день Denver Denver International	17h 13m layover 10h 10m - Tampa	Frontier Airlines	F92215 F91113
from $141 Find flight	12:02 San Juan Luis Munoz Marin Intl	23:16 Denver Denver International	13h 14m layover 5h 43m - Orlando	Frontier Airlines	F92249 F93311
from $146 Find flight	17:43 San Juan Luis Munoz Marin Intl	17:17+1 день Denver Denver International	25h 34m layover 18h 17m - Tampa	Frontier Airlines	F92215 F93517
from $146 Find flight	16:54 San Juan Luis Munoz Marin Intl	19:17+1 день Denver Denver International	28h 23m layover 20h 53m - Raleigh	Frontier Airlines	F91225 F92225
from $158 Find flight	08:15 San Juan Luis Munoz Marin Intl	19:31 Denver Denver International	13h 16m layover 5h 10m - Baltimore	Frontier Airlines	F92265 F92705
from $158 Find flight	17:15 San Juan Luis Munoz Marin Intl	08:21+1 день Denver Denver International	17h 6m layover 9h 56m - Miami	Frontier Airlines	F92283 F91279
from $175 Find flight	21:30 San Juan Luis Munoz Marin Intl	08:02+1 день Denver Denver International	12h 32m layover 5h 22m - Orlando	Frontier Airlines	F91745 F91733
from $202 Find flight	17:00 San Juan Luis Munoz Marin Intl	23:11 Denver Denver International	8h 11m layover 0h 43m - Orlando	Frontier Airlines	F94725 F93311
from $207 Find flight	03:40 San Juan Luis Munoz Marin Intl	23:11 Denver Denver International	21h 31m layover 14h 19m - Orlando	Frontier Airlines	F91823 F93311
from $228 Find flight	16:15 San Juan Luis Munoz Marin Intl	15:34+1 день Denver Denver International	25h 19m layover 17h 37m - Minneapolis	Sun Country Airlines	SY762 SY657
from $235 Find flight	21:44 San Juan Luis Munoz Marin Intl	08:28+1 день Denver Denver International	12h 44m layover 4h 33m - Philadelphia	Frontier Airlines	F93247 F93339
from $281 Find flight	02:06 San Juan Luis Munoz Marin Intl	11:27+1 день Denver Denver International	35h 21m layover 9h 4m - Orlando 17h 47m - Minneapolis	Spirit Airlines	NK3164 SY346 SY653
from $281 Find flight	02:06 San Juan Luis Munoz Marin Intl	11:27+1 день Denver Denver International	35h 21m layover 7h 10m - Orlando 19h 40m - Minneapolis	Spirit Airlines	NK3164 SY342 SY653

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*Departure and arrival times - local. Prices indicated for one-way flights. Information updated on July 16, 2025

Flight Schedule San Juan to Denver (Colorado)

Full flight schedule will help you in detecting at what time planes fly from San Juan to Denver. You can also specify the concrete flights and airlines on the route and how long the flight actually is. Use the calendar for today, tomorrow or other specific date as some flights are available only on certain days of the week.

Departure	Flight Details	Flight Duration	Price
14:00 — 18:10	14:00 — 18:10 UA1368 United Airlines San Juan — Denver	6h 10m	Find flight from$385
01:05 — 21:17	01:05 — 05:14 UA2219 United Airlines San Juan — Newark 13h 36m stop 18:50 — 21:17 UA407 United Airlines Newark — Denver	22h 12m including layover	Find flight from$359
01:11 — 08:35	12:58 — 16:08 F91015 Frontier Airlines San Juan — Philadelphia 1h 10m stop 20:38 — 22:56 F93339 Frontier Airlines Philadelphia — Denver	9h 24m including layover	Find flight from$139
03:34 — 18:41	03:34 — 06:39 F91823 Frontier Airlines San Juan — Orlando 9h 56m stop 06:00 — 08:02 F91733 Frontier Airlines Orlando — Denver	17h 7m including layover	Find flight from$384
03:40 — 23:11	03:40 — 06:40 F91823 Frontier Airlines San Juan — Orlando 14h 19m stop 20:59 — 23:11 F93311 Frontier Airlines Orlando — Denver	21h 31m including layover	Find flight from$207
07:45 — 20:36	07:45 — 11:55 UA2089 United Airlines San Juan — Chicago 6h 40m stop 20:10 — 22:00 UA2394 United Airlines Chicago — Denver	14h 51m including layover	Find flight from$340
07:45 — 22:00	07:45 — 11:55 UA2089 United Airlines San Juan — Chicago 8h 15m stop 20:10 — 22:00 UA2040 United Airlines Chicago — Denver	16h 15m including layover	Find flight from$340
08:15 — 19:31	07:55 — 11:56 F92265 Frontier Airlines San Juan — Baltimore 5h 10m stop 17:26 — 19:31 F92705 Frontier Airlines Baltimore — Denver	13h 16m including layover	Find flight from$158
12:02 — 23:16	10:04 — 13:11 F92249 Frontier Airlines San Juan — Orlando 5h 43m stop 20:59 — 23:11 F93311 Frontier Airlines Orlando — Denver	13h 14m including layover	Find flight from$141
13:25 — 21:04	13:25 — 17:41 UA1173 United Airlines San Juan — Newark 1h 11m stop 18:50 — 21:17 UA407 United Airlines Newark — Denver	9h 39m including layover	Find flight from$390
13:25 — 23:16	13:25 — 17:41 UA1173 United Airlines San Juan — Newark 3h 24m stop 21:08 — 23:29 UA1792 United Airlines Newark — Denver	11h 51m including layover	Find flight from$390
14:55 — 23:38	15:46 — 18:54 UA668 United Airlines San Juan — Houston 3h 5m stop 22:07 — 23:44 UA1338 United Airlines Houston — Denver	10h 43m including layover	Find flight from$389
15:56 — 06:41 +1 day	15:56 — 20:15 UA2088 United Airlines San Juan — Chicago 8h 57m stop 05:00 — 06:43 UA2666 United Airlines Chicago — Denver	16h 45m including layover	Find flight from$363
15:56 — 23:22	15:56 — 20:15 UA2088 United Airlines San Juan — Chicago 1h 17m stop 21:32 — 23:22 UA767 United Airlines Chicago — Denver	9h 26m including layover	Find flight from$389
16:15 — 15:34 +1 day	16:15 — 20:53 SY762 Sun Country Airlines San Juan — Minneapolis 17h 37m stop 14:30 — 15:34 SY657 Sun Country Airlines Minneapolis — Denver	25h 19m including layover	Find flight from$228
16:54 — 19:17 +1 day	16:40 — 20:16 F91225 Frontier Airlines San Juan — Raleigh 20h 53m stop 17:23 — 19:17 F92225 Frontier Airlines Raleigh — Denver	28h 23m including layover	Find flight from$146
17:43 — 23:56	17:43 — 20:50 F92215 Frontier Airlines San Juan — Tampa 1h stop 21:50 — 23:56 F92745 Frontier Airlines Tampa — Denver	8h 13m including layover	Find flight from$140
17:43 — 08:56 +1 day	17:43 — 20:50 F92215 Frontier Airlines San Juan — Tampa 10h 10m stop 10:20 — 12:19 F91113 Frontier Airlines Tampa — Denver	17h 13m including layover	Find flight from$140
21:30 — 08:02 +1 day	19:16 — 21:43 F91745 Frontier Airlines San Juan — Orlando 5h 22m stop 06:20 — 08:44 F91733 Frontier Airlines Orlando — Denver	12h 32m including layover	Find flight from$175
21:30 — 23:11 +1 day	19:16 — 21:43 F91745 Frontier Airlines San Juan — Orlando 20h 21m stop 21:14 — 23:40 F93311 Frontier Airlines Orlando — Denver	27h 41m including layover	Find flight from$181
02:06 — 11:27 +1 day	02:06 — 05:05 NK3164 Spirit Airlines San Juan — Orlando 9h 4m stop 14:09 — 16:37 SY346 Sun Country Airlines Orlando — Minneapolis 17h 47m stop 10:24 — 11:27 SY653 Sun Country Airlines Minneapolis — Denver	35h 21m including layover	Find flight from$281
02:06 — 11:27 +1 day	02:06 — 05:05 NK3164 Spirit Airlines San Juan — Orlando 7h 10m stop 12:15 — 14:44 SY342 Sun Country Airlines Orlando — Minneapolis 19h 40m stop 10:24 — 11:27 SY653 Sun Country Airlines Minneapolis — Denver	35h 21m including layover	Find flight from$281
10:51 — 15:34 +1 day	10:51 — 13:54 NK3160 Spirit Airlines San Juan — Orlando 18h 21m stop 08:15 — 10:44 SY1646 Sun Country Airlines Orlando — Minneapolis 3h 46m stop 14:30 — 15:34 SY657 Sun Country Airlines Minneapolis — Denver	30h 43m including layover	Find flight from$286
10:51 — 15:34 +1 day	10:51 — 13:54 NK3160 Spirit Airlines San Juan — Orlando 20h 13m stop 10:07 — 12:36 SY352 Sun Country Airlines Orlando — Minneapolis 1h 54m stop 14:30 — 15:34 SY657 Sun Country Airlines Minneapolis — Denver	30h 43m including layover	Find flight from$286
11:11 — 07:16 +1 day	11:11 — 13:55 NK1397 Spirit Airlines San Juan — Miami 6h 8m stop 20:03 — 22:04 G4254 Allegiant Air Miami — Fletcher 7h 56m stop 06:00 — 07:16 G4233 Allegiant Air Fletcher — Denver	22h 5m including layover	Find flight from$414
12:55 — 17:01 +1 day	12:55 — 16:53 NK961 Spirit Airlines San Juan — Baltimore 19h 32m stop 12:25 — 14:06 SY194 Sun Country Airlines Baltimore — Minneapolis 1h 48m stop 15:54 — 17:01 SY1609 Sun Country Airlines Minneapolis — Denver	30h 6m including layover	Find flight from$321

Departure	Arrival	Flight Details	Flight Time	Price
		stop stop	including layover	Find flight from$

*Departure and arrival times - local. Updated on July 16, 2025

Flight Information

Below we will explain in detail what the flights cost on the destination from San Juan to Denver depends on and how to choose the most interesting flight option for you.

Distance between San Juan and Denver is 4396 miles. Time difference between the cities is 3h. Airplanes depart 01:05 to 21:44 from 2 San Juan airports and arrive 01:05 to 21:44 to 2 Denver airports. Average flight time is 6h 10m.

The fastest flight 6h 10m
Average flight time 6h 10m
The earliest flight 01:05
The latest flight 21:44
Distance 2732 ml

The cheapest months to travel to Denver are september (from 139 $), august (from 140 $), october (from 141 $).

The most expensive months are february (from 494 $), november (from 291 $), january (from 220 $).

What is the lowest airfare San Juan to Denver?

The cheapest plane ticket found by our users is $139. This airfare is for economy class on one-way F91015 flight by Frontier Airlines for September 27, 2025 which leaves Luis Munoz Marin Intl in San Juan at 01:11 am and arrives at Denver Denver International at 08:35.

Economy class

$139

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Business class

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First class

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Popular Airlines on the Route

The flight San Juan — Denver is served by 7 regular airlines and 3 low-cost airlines. Most of the flights on this route are operated by Frontier Airlines - 17 departures per week at the price of from $ 139 . And the most expensive tickets are offered by Avianca airline - from $ 674.

Direct flights

There are 1 nonstop flights on the route. The fastest direct flight is UA1368 by United Airlines takes 6h 10m and the cheapest is F91015 by Frontier Airlines for $385.

UA - United Airlines

from $385

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Connecting Flights

There are 98 flights with layovers on the route. The fastest connecting flight is F94725 by Frontier Airlines takes 8h 11m and the cheapest is F91015 by Frontier Airlines for $139.

F9 - Frontier Airlines

from $139

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AV - Avianca

from $391

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SY - Sun Country Airlines

from $228

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DM - Aero-Charter

from $606

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W1 - W1

from $661

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UA - United Airlines

from $340

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NK - Spirit Airlines

from $281

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Airports

You can fly from San Juan to Denver from 2 airports (Isla Grande, Luis Munoz Marin Intl).

San Juan airports

Isla Grande-SIG

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Luis Munoz Marin Intl-SJU

from $139
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Denver airports

Denver International-DEN

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Arapahoe Co-APA

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Airplanes

There are flights to Denver from San Juan by 7 airlines that use 0 aircraft brands. They range from huge modern airplanes to small-sized.

Top International Destinations from San Juan

Our state-of-the art metasearch will definitely provide you with the best airfare on international flights. We’re proud to partner with many reliable travel suppliers located outside the US what gives us an opportunity to offer the most competitive prices on far destinations.

San Juan — Miami

from $72

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San Juan — New York

from $60

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San Juan — Orlando

from $69

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San Juan — Boston

from $68

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San Juan — Chicago

from $65

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San Juan — Tampa

from $57

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San Juan — Atlanta

from $73

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San Juan — Houston

from $73

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San Juan — Dallas

from $58

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San Juan — Denver

from $62

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How to book a plane ticket yourself?

Fill in the search parameters — cities of departure and destination, departure and return dates and click «Find flights»
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That's it — you will receive an email with your e-ticket usually within 10 minutes after your flight is confirmed. Please, print the e-ticket and have it with you at the airport. You would need to have only a passport and/or a required form of ID to travel. Please, check your Visa requirements if you travel outside of the United States or Canada.
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