$127+ Cheap flights from San Juan 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 9/15. Fares are subject to change and may not be available on all flights or dates of travel.
SJU — DEN
Aug 20 — Aug 271
Round-trip
1 adult, Economy
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Find cheap flights from San Juan to Denver with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.Cheapflights Tip: The best prices from San Juan to Denver Intl are usually found in September or February, booked 87 days in advance, depart on a Thursday or Friday and return on a Tuesday
Cheap flight deals from San Juan to Denver
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Best
Last-minute
One-way
Cheapest flights from San Juan to DenverExplore the most affordable flight options available from San Juan to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2026.
Explore the most affordable flight options available from San Juan to Denver. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:37 pm
SJU
- DEN
2 stops22h 24m
Frontier
Sat 8/299:55 am
DEN
- SJU
1 stop18h 49m
Frontier
Deal found 7/19![Frontier logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:37 pm
SJU
- DEN
2 stops22h 24m
Frontier
Tue 8/259:55 am
DEN
- SJU
1 stop18h 49m
Frontier
Deal found 7/20![Frontier logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:25 pm
SJU
- DEN
1 stop17h 54m
Frontier
Mon 8/3111:59 pm
DEN
- SJU
2 stops22h 57m
Frontier
Deal found 7/20![Frontier logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:37 pm
SJU
- DEN
2 stops22h 24m
Frontier
Mon 8/2411:59 pm
DEN
- SJU
1 stop12h 17m
Frontier
Deal found 7/20![Frontier logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:55 am
SJU
- DEN
2 stops42h 15m
Frontier
Tue 8/259:55 am
DEN
- SJU
1 stop18h 49m
Frontier
Deal found 7/20![Frontier logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 10/69:05 pm
SJU
- DEN
1 stop14h 43m
Frontier
Tue 10/1310:30 am
DEN
- SJU
2 stops35h 08m
Frontier
Deal found 7/17![Frontier logo]()
$304
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:37 pm
SJU
- DEN
2 stops22h 24m
Frontier
Sun 8/2311:59 pm
DEN
- SJU
1 stop12h 17m
Frontier
Deal found 7/20![Frontier logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:44 am
SJU
- DEN
2 stops28h 35m
Frontier
Tue 8/259:55 am
DEN
- SJU
1 stop18h 49m
Frontier
Deal found 7/20![Frontier logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:44 am
SJU
- DEN
2 stops28h 35m
Frontier
Sun 8/309:55 am
DEN
- SJU
1 stop18h 49m
Frontier
Deal found 7/20![Frontier logo]()
$320
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:20 pm
SJU
- DEN
1 stop17h 43m
Frontier
Mon 8/176:30 am
DEN
- SJU
2 stops16h 11m
Frontier
Deal found 7/19![Frontier logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:44 am
SJU
- DEN
2 stops28h 35m
Frontier
Mon 8/2411:59 pm
DEN
- SJU
1 stop12h 17m
Frontier
Deal found 7/20![Frontier logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:57 pm
SJU
- DEN
2 stops19h 04m
Frontier
Sat 8/2911:59 pm
DEN
- SJU
1 stop12h 17m
Frontier
Deal found 7/17![Frontier logo]()
$324
Best flights from San Juan to DenverDiscover carefully curated flight deals from San Juan to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 21, 2026.
Discover carefully curated flight deals from San Juan to Denver that have cost, travel time, and layovers in mind to ensure you get the best travel experience. Data last updated July 21, 2026.
This Southwest deal was found by Cheapflights users on 7/20. 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.
Wed 8/266:00 am
SJU
- DEN
2 stops10h 50m
Southwest
Sun 8/306:05 am
DEN
- SJU
2 stops9h 00m
Southwest
Deal found 7/20![Southwest logo]()
$423
This United Airlines deal was found by Cheapflights users on 7/20. 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.
Wed 9/24:55 pm
SJU
- DEN
2 stops15h 44m
United Airlines
Wed 9/95:30 am
DEN
- SJU
2 stops16h 20m
United Airlines
Deal found 7/20![United Airlines logo]()
$603
This Southwest deal was found by Cheapflights users on 7/16. 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.
Tue 9/86:00 am
SJU
- DEN
2 stops10h 50m
Southwest
Tue 9/228:35 am
DEN
- SJU
2 stops10h 30m
Southwest
Deal found 7/16![Southwest logo]()
$476
This Southwest deal was found by Cheapflights users on 7/20. 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.
Tue 8/1811:50 am
SJU
- DEN
2 stops9h 55m
Southwest
Tue 8/258:10 am
DEN
- SJU
2 stops10h 55m
Southwest
Deal found 7/20![Southwest logo]()
$476
This Southwest deal was found by Cheapflights users on 7/18. 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.
Wed 8/1211:50 am
SJU
- DEN
2 stops10h 00m
Southwest
Thu 8/2011:05 am
DEN
- SJU
2 stops10h 45m
Southwest
Deal found 7/18![Southwest logo]()
$521
This United Airlines deal was found by Cheapflights users on 7/18. 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.
Wed 9/167:00 am
SJU
- DEN
1 stop11h 45m
United Airlines
Sat 9/269:46 am
DEN
- SJU
Nonstop5h 52m
United Airlines
Deal found 7/18![United Airlines logo]()
$734
This Southwest deal was found by Cheapflights users on 7/16. 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.
Fri 8/711:35 am
SJU
- DEN
2 stops10h 15m
Southwest
Mon 8/3112:10 pm
DEN
- SJU
2 stops9h 40m
Southwest
Deal found 7/16![Southwest logo]()
$555
This Southwest deal was found by Cheapflights users on 7/19. 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.
Wed 8/51:45 pm
SJU
- DEN
2 stops10h 20m
Southwest
Tue 8/118:10 am
DEN
- SJU
2 stops10h 55m
Southwest
Deal found 7/19![Southwest logo]()
$563
This Southwest deal was found by Cheapflights users on 7/17. 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.
Sun 8/165:30 am
SJU
- DEN
2 stops10h 40m
Southwest
Sun 8/2311:35 am
DEN
- SJU
2 stops10h 55m
Southwest
Deal found 7/17![Southwest logo]()
$577
This Southwest deal was found by Cheapflights users on 7/19. 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 8/66:00 am
SJU
- DEN
2 stops9h 05m
Southwest
Wed 8/128:10 am
DEN
- SJU
2 stops10h 55m
Southwest
Deal found 7/19![Southwest logo]()
$608
This Southwest deal was found by Cheapflights users on 7/17. 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 8/66:00 am
SJU
- DEN
2 stops9h 05m
Southwest
Thu 8/131:00 pm
DEN
- SJU
2 stops8h 50m
Southwest
Deal found 7/17![Southwest logo]()
$621
This Southwest deal was found by Cheapflights users on 7/17. 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.
Fri 8/711:35 am
SJU
- DEN
2 stops10h 25m
Southwest
Thu 8/131:00 pm
DEN
- SJU
2 stops8h 50m
Southwest
Deal found 7/17![Southwest logo]()
$621
Last-minute flights from San Juan to DenverDiscover last-minute flight deals from San Juan to Denver. Data last updated July 21, 2026 and is based on user searches.
Discover last-minute flight deals from San Juan to Denver. Data last updated July 21, 2026 and is based on user searches.
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/125:20 pm
SJU
- DEN
1 stop17h 43m
Frontier
Mon 8/176:30 am
DEN
- SJU
2 stops16h 11m
Frontier
Deal found 7/19![Frontier logo]()
$321
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 8/185:55 am
SJU
- DEN
2 stops42h 15m
Frontier
Tue 8/259:55 am
DEN
- SJU
1 stop18h 49m
Frontier
Deal found 7/20![Frontier logo]()
$303
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/198:57 pm
SJU
- DEN
2 stops19h 04m
Frontier
Sat 8/2911:59 pm
DEN
- SJU
1 stop12h 17m
Frontier
Deal found 7/17![Frontier logo]()
$324
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:44 am
SJU
- DEN
2 stops28h 35m
Frontier
Tue 8/259:55 am
DEN
- SJU
1 stop18h 49m
Frontier
Deal found 7/20![Frontier logo]()
$319
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 8/216:44 am
SJU
- DEN
2 stops28h 35m
Frontier
Mon 8/2411:59 pm
DEN
- SJU
1 stop12h 17m
Frontier
Deal found 7/20![Frontier logo]()
$323
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:37 pm
SJU
- DEN
2 stops22h 24m
Frontier
Sat 8/299:55 am
DEN
- SJU
1 stop18h 49m
Frontier
Deal found 7/19![Frontier logo]()
$287
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:37 pm
SJU
- DEN
2 stops22h 24m
Frontier
Tue 8/259:55 am
DEN
- SJU
1 stop18h 49m
Frontier
Deal found 7/20![Frontier logo]()
$293
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:37 pm
SJU
- DEN
2 stops22h 24m
Frontier
Mon 8/2411:59 pm
DEN
- SJU
1 stop12h 17m
Frontier
Deal found 7/20![Frontier logo]()
$297
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/225:37 pm
SJU
- DEN
2 stops22h 24m
Frontier
Sun 8/2311:59 pm
DEN
- SJU
1 stop12h 17m
Frontier
Deal found 7/20![Frontier logo]()
$315
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/265:25 pm
SJU
- DEN
1 stop17h 54m
Frontier
Mon 8/3111:59 pm
DEN
- SJU
2 stops22h 57m
Frontier
Deal found 7/20![Frontier logo]()
$295
This Kiwi.com deal was found by Cheapflights users on 7/20. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 8/266:44 am
SJU
- DEN
2 stops28h 35m
Frontier
Sun 8/309:55 am
DEN
- SJU
1 stop18h 49m
Frontier
Deal found 7/20![Frontier logo]()
$320
One-way flights from San Juan to DenverSearch for one-way flight options from San Juan to Denver. Find affordable one-way fares based on user searches. Data last updated July 21, 2026.
Search for one-way flight options from San Juan to Denver. Find affordable one-way fares based on user searches. Data last updated July 21, 2026.
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/154:39 pm
SJU
- DEN
2 stops23h 21m
Frontier
Deal found 7/18![Frontier logo]()
$127
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 9/144:39 pm
SJU
- DEN
2 stops42h 52m
Frontier
Deal found 7/18![Frontier logo]()
$128
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/810:39 am
SJU
- DEN
2 stops13h 26m
Frontier
Deal found 7/19![Frontier logo]()
$143
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 9/96:15 am
SJU
- DEN
2 stops18h 18m
Frontier
Deal found 7/19![Frontier logo]()
$144
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/209:05 pm
SJU
- DEN
2 stops38h 26m
Frontier
Deal found 7/18![Frontier logo]()
$159
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/196:05 am
SJU
- DEN
2 stops29h 26m
Frontier
Deal found 7/18![Frontier logo]()
$160
This Kiwi.com deal was found by Cheapflights users on 7/19. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 9/66:35 am
SJU
- DEN
2 stops17h 30m
Frontier
Deal found 7/19![Frontier logo]()
$161
This Kiwi.com deal was found by Cheapflights users on 7/18. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/103:10 am
SJU
- DEN
2 stops20h 55m
Frontier
Deal found 7/18![Frontier logo]()
$163
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 9/56:35 am
SJU
- DEN
2 stops27h 39m
Frontier
Deal found 7/17![Frontier logo]()
$166
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 8/106:26 am
SJU
- DEN
2 stops28h 37m
Frontier
Deal found 7/17![Frontier logo]()
$171
This Kiwi.com deal was found by Cheapflights users on 7/17. 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 Kiwi.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sat 8/86:26 am
SJU
- DEN
2 stops28h 37m
Frontier
Deal found 7/17![Frontier logo]()
$180
Find flight deals from San Juan to Denver
Discover tips and strategies to find the most affordable flight options for your journey from San Juan (PR1) 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 July 21, 2026.
Round-trip from | $287 (Kiwi.com) |
|---|---|
One-way from | $127 (Kiwi.com) |
Popular in | April |
Cheapest in | September |
Average price | $609 |
Cheapflights Fare Finder
Customize your flight search to find flights from San Juan 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 July 21, 2026.
Use the filters below to find and compare flights from San Juan to Denver that are best for you.
Fly from
Fly to
Route
Depart
Return
Cheapest round-trip
San JuanDenver
SJU - DEN
SJUDEN
San Juan Luis Munoz Marin Intl
Wed 8/26
6:00 am-2:50 pm
2 stops10h 50m
Denver Intl
Sun 8/30
6:05 am-5:05 pm
2 stops9h 00m
$423
San JuanDenver
SJU - DEN
SJUDEN
San Juan Luis Munoz Marin Intl
Tue 9/8
6:00 am-2:50 pm
2 stops10h 50m
Denver Intl
Tue 9/22
8:35 am-9:05 pm
2 stops10h 30m
$476
San JuanDenver
SJU - DEN
SJUDEN
San Juan Luis Munoz Marin Intl
Tue 8/18
11:50 am-7:45 pm
2 stops9h 55m
Denver Intl
Tue 8/25
8:10 am-9:05 pm
2 stops10h 55m
$476
San JuanDenver
SJU - DEN
SJUDEN
San Juan Luis Munoz Marin Intl
Wed 8/12
11:50 am-7:50 pm
2 stops10h 00m
Denver Intl
Thu 8/20
11:05 am-11:50 pm
2 stops10h 45m
$521
San JuanDenver
SJU - DEN
SJUDEN
San Juan Luis Munoz Marin Intl
Fri 8/7
11:35 am-7:50 pm
2 stops10h 15m
Denver Intl
Mon 8/31
12:10 pm-11:50 pm
2 stops9h 40m
$555
San JuanDenver
SJU - DEN
SJUDEN
San Juan Luis Munoz Marin Intl
Wed 8/5
1:45 pm-10:05 pm
2 stops10h 20m
Denver Intl
Tue 8/11
8:10 am-9:05 pm
2 stops10h 55m
$563
San JuanDenver
SJU - DEN
SJUDEN
San Juan Luis Munoz Marin Intl
Sun 8/16
5:30 am-2:10 pm
2 stops10h 40m
Denver Intl
Sun 8/23
11:35 am-12:30 am
2 stops10h 55m
$577
San JuanDenver
SJU - DEN
SJUDEN
San Juan Luis Munoz Marin Intl
Wed 9/2
4:55 pm-6:39 am
2 stops15h 44m
Denver Intl
Wed 9/9
5:30 am-11:50 pm
2 stops16h 20m
$603
San JuanDenver
SJU - DEN
SJUDEN
San Juan Luis Munoz Marin Intl
Thu 8/6
6:00 am-1:05 pm
2 stops9h 05m
Denver Intl
Wed 8/12
8:10 am-9:05 pm
2 stops10h 55m
$608
San JuanDenver
SJU - DEN
SJUDEN
San Juan Luis Munoz Marin Intl
Thu 8/6
6:00 am-1:05 pm
2 stops9h 05m
Denver Intl
Thu 8/13
1:00 pm-11:50 pm
2 stops8h 50m
$621
Showing 1-10 of 20 resultsSorted by cheapest first
Best time to book a flight from San Juan to Denver
Have a flexible travel schedule? Discover the best time to fly to Denver from San Juan with our price prediction graph.
PR1-DEN
SJU-DEN
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 to Denver
PR1-DEN
SJU-DEN
What is the cheapest month to book a flight from San Juan to Denver?
Currently, September is the cheapest month in which you can book a flight from San Juan to Denver (average of $426). Flying from San Juan to Denver in April is currently the most expensive (average of $667). 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 San Juan 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 July 21, 2026.
When flying from San Juan to Denver, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.
Weekly flight availability from San Juan to Denver
Explore weekly flight availability from San Juan to Denver. Discover flights operating on different days of the week, giving you the flexibility to choose a travel day that best fits your plans. Compare info to find the most convenient option for your journey. Data last updated July 21, 2026.
The most flights from PR1 to DEN are scheduled on a Monday (1 on average). You will have fewer flight options on Monday, which is when the least amount of flights are scheduled (1 on average).
How much does it cost to fly round-trip from San Juan to Denver?
How far ahead should I book a flight from San Juan to Denver?
To ensure you get the cheapest price possible for a flight from San Juan to Denver, you should look to book at least 86 days in advance of your intended travel date. The price of your flight may increase if you delay and leave booking until a week or so before departure.
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 July 21, 2026.
Peruse reviews from past customers who have flown with Southwest,United Airlines, andAmerican Airlines from San Juan to Denver to help guide your decision. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Food
7.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Food
7.0
Entertainment
7.5
Boarding
8.1
Comfort
8.0
Crew
8.6
Overall
8.0
Reviews
1 / 20
2.0
MediocreThomas,Dec 2025
SEA - DEN
Related info for your journey
Find useful and relevant information for your journey from San Juan to Denver. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
Traveling to a place near Denver?
Book flights to Denver if you plan to visit one of these locationsThornton
Black Hawk
Westminster
Centennial
Lakewood
Broomfield
Golden
Greeley
Lone Tree
Wheat Ridge
Silverthorne
Central City
Fort Morgan
Cripple Creek
Winter Park
Manitou Springs
Frisco
Englewood
Glendale
Evergreen
Browse thousands of different options on Cheapflights for your next trip
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Alternative routes for San Juan to Denver
See prices for flight routes from nearby airports that may be better suited for you.
Complete your trip
Complete your trip to Denver by adding a car rental and/or hotel reservation to your travel itinerary.
Other flights to Denver
Explore flights to Denver departing from other origins. Flights are based on user searches made on Cheapflights and were last updated on July 21, 2026.
Search flights from San Juan to Denver by cabin class
Find flights from San Juan to Denver, based on your preferred cabin class, be it economy, premium economy, business, or first class.
San Juan and Denver flights
Browse other San Juan and Denver flight options. Last updated on July 21, 2026.
Popular flight searches
Check out other popular destinations found by fellow travelers in 2026
Top 6 airlines flying from San Juan to Denver
Discover the top 6 airlines that operate flights from San Juan 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 July 21, 2026.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$195 | Average$437 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$201 | Average$344 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$207 | Average$613 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$295 | Average$610 | FlexibilityNo cancel fee | On-timeN/A | |
| Cheapest$411 | Average$576 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$490 | Average$696 | FlexibilityNo cancel fee | On-time69% |