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San Juan

$93+ Cheap flights from Aurora, CO to San Juan

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 1/1. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SJU
Jan 20 — Jan 271
Tue 1/20
Tue 1/27
1 adult, Economy
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Cheapflights Tip: The best prices from Aurora to San Juan are usually found in August or May, booked 30 days in advance, depart on a Tuesday or Thursday and return on a Wednesday

Cheap flight deals from Aurora to San Juan

Cheapest flights from Aurora to San Juan
Explore the most affordable flight options available from Aurora to San Juan. Find the lowest fares from popular airlines and budget airlines, with prices last updated on December 21, 2025.

This Frontier deal was found by Cheapflights users on 12/17. 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 Frontier is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/318:59 amDEN - SJU
1 stop13h 25mFrontier
Wed 1/77:05 pmSJU - DEN
1 stop15h 55mFrontier
Deal found 12/17$237
This Kiwi.com deal was found by Cheapflights users on 12/18. 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.
Wed 12/3111:06 pmDEN - SJU
1 stop12h 10mFrontier
Thu 1/86:30 amSJU - DEN
1 stop16h 29mFrontier
Deal found 12/18$240
This eDestinos deal was found by Cheapflights users on 12/20. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:00 amDEN - SJU
1 stop16h 24mFrontier
Sat 1/108:15 amSJU - DEN
1 stop12h 40mFrontier
Deal found 12/20$242
This CheapOair deal was found by Cheapflights users on 12/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/306:00 amDEN - SJU
1 stop16h 39mFrontier
Wed 1/77:05 pmSJU - DEN
1 stop15h 55mFrontier
Deal found 12/19$255
This Priceline deal was found by Cheapflights users on 12/18. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/216:00 amDEN - SJU
1 stop16h 24mFrontier
Wed 12/241:59 amSJU - DEN
1 stop24h 00mFrontier
Deal found 12/18$274
This Super.com deal was found by Cheapflights users on 12/19. 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 Super.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/296:00 amDEN - SJU
1 stop16h 24mFrontier
Thu 1/15:09 pmSJU - DEN
1 stop8h 55mFrontier
Deal found 12/19$276
This Kiwi.com deal was found by Cheapflights users on 12/18. 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 12/205:49 pmDEN - SJU
1 stop28h 35mFrontier
Thu 12/259:37 pmSJU - DEN
1 stop28h 27mFrontier
Deal found 12/18$277
This Expedia deal was found by Cheapflights users on 12/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Sun 12/286:00 amDEN - SJU
1 stop16h 24mFrontier
Wed 12/319:49 amSJU - DEN
1 stop25h 59mFrontier
Deal found 12/20$279
This Priceline deal was found by Cheapflights users on 12/20. 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 Priceline is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/256:05 amDEN - SJU
1 stop29h 42mFrontier
Wed 12/311:59 amSJU - DEN
1 stop24h 00mFrontier
Deal found 12/20$286
This CheapOair deal was found by Cheapflights users on 12/19. 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 CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/226:00 amDEN - SJU
1 stop16h 24mFrontier
Mon 12/2910:08 amSJU - DEN
1 stop25h 48mFrontier
Deal found 12/19$287
This Kiwi.com deal was found by Cheapflights users on 12/18. 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.
Wed 12/2411:06 pmDEN - SJU
1 stop12h 10mFrontier
Tue 12/303:14 pmSJU - DEN
1 stop19h 35mFrontier
Deal found 12/18$288

Find flight deals from Aurora to San Juan

Keep the following information in mind while searching for Aurora to San Juan flight deals. Data was last updated December 21, 2025.

Round-trip from

$237
(Priceline)

One-way from

$93
(eDestinos)

Popular in

December

Cheapest in

August

Average price

$695
From Aurora to San Juan
Search Deals
One-way flight from Aurora to San Juan
Search Deals
Highest demand for flights based on searches. 15% potential increase in price ($88 potential increase over avg. RT price).
Search Deals
Cheapest flight prices on average. 4% potential price decrease ($19 potential savings vs. average RT price).
Search Deals
Average for round-trip flights in December 2025
Search Deals

Cheapflights Fare Finder

 
Customize your flight search to find flights from Aurora to San Juan 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 December 21, 2025.
Use the filters below to find and compare flights from Aurora to San Juan that are best for you.

Fly from

Aurora

Fly to

San Juan

Route

Depart

Return

Price

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Mon 4/6

7:15 pm-10:35 am

1 stop13h 20m

San Juan Luis Munoz Marin Intl

Wed 4/15

5:05 am-2:05 pm

2 stops11h 00m

$453

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Sun 2/1

9:40 am-9:00 pm

1 stop8h 20m

San Juan Luis Munoz Marin Intl

Tue 2/10

2:25 pm-6:12 pm

Nonstop6h 47m

$491

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Tue 3/3

9:45 am-6:25 pm

Nonstop5h 40m

San Juan Luis Munoz Marin Intl

Tue 3/10

7:30 am-2:48 pm

1 stop9h 18m

$491

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Tue 2/3

12:30 am-1:06 pm

1 stop9h 36m

San Juan Luis Munoz Marin Intl

Wed 2/18

6:27 pm-12:25 am

1 stop8h 58m

$495

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Fri 5/1

9:43 am-5:38 pm

Nonstop5h 55m

San Juan Luis Munoz Marin Intl

Thu 5/7

1:40 pm-6:15 pm

Nonstop6h 35m

$506

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Sat 3/7

11:59 pm-12:17 pm

1 stop9h 18m

San Juan Luis Munoz Marin Intl

Thu 3/12

1:25 pm-6:12 pm

Nonstop6h 47m

$511

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Thu 2/19

10:40 am-12:05 am

2 stops10h 25m

San Juan Luis Munoz Marin Intl

Thu 2/26

3:15 pm-11:35 pm

2 stops11h 20m

$523

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Thu 2/19

7:45 am-9:00 pm

1 stop10h 15m

San Juan Luis Munoz Marin Intl

Thu 2/26

2:25 pm-6:12 pm

Nonstop6h 47m

$571

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Fri 5/1

9:43 am-5:38 pm

Nonstop5h 55m

San Juan Luis Munoz Marin Intl

Mon 5/4

1:40 pm-6:15 pm

Nonstop6h 35m

$573

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Tue 5/12

9:43 am-5:38 pm

Nonstop5h 55m

San Juan Luis Munoz Marin Intl

Mon 5/18

1:40 pm-6:15 pm

Nonstop6h 35m

$576

Flights are sorted by cheapest round-trip flights first.

Deals found on 12/19

Showing 1-10 of 21 results
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Best time to book a flight from Aurora to San Juan

Have a flexible travel schedule? Discover the best time to fly to San Juan from Aurora 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 Aurora to San Juan

How far ahead should I book a flight from Aurora to San Juan?

Use this chart to determine the optimal time to book a round-trip flight from Aurora to San Juan. Price data was last updated on December 12, 2025.

To ensure you get the cheapest price possible for a flight from Aurora to San Juan, you should look to book at least 15 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.

What is the cheapest month to book a flight from Aurora to San Juan?

Currently, April is the cheapest month in which you can book a flight from Aurora to San Juan (average of $130). Flying from Aurora to San Juan in December is currently the most expensive (average of $275). 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 9UR to SJU?

Find hourly flight availability from Aurora to San Juan. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated December 21, 2025.

It’s typically best to fly out from Aurora to San Juan in the evening. Doing so could potentially save you 55% on the flight price compared to flying in the morning, which is usually more expensive.

What is the cheapest day to fly from Aurora to San Juan?

Use this chart to determine the cheapest time to fly round-trip from Aurora to San Juan. Price data was last updated on December 16, 2024.

Travelers seeking maximum savings on their Aurora to San Juan flight should consider departing on Wednesday evenings when fares are most often at their lowest. Tuesday mornings flights should be avoided if possible as fares are typically the most expensive at this time.

Reviews of airlines servicing San Juan

Get insights into the airlines that provide service to San Juan. 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 San Juan. Reviews last updated December 21, 2025.
Get a feel of what it's like to fly with Southwest, United Airlines, and American Airlines from Aurora to San Juan by reading reviews from past customers. Users have also rated airlines in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,256 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Southwest
8.0
Very good
4,256 reviews
Southwest
8.0
Very good
4,256 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
United Airlines
7.4
Good
9,099 reviews
Southwest
8.0
Very good
4,256 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
American Airlines
7.2
Good
11,050 reviews
Southwest
8.0
Very good
4,256 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
JetBlue
7.2
Good
2,896 reviews
Southwest
8.0
Very good
4,256 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am
Frontier
5.8
Fair
3,082 reviews
Southwest
8.0
Very good
4,256 reviews

Boarding

8.1

Comfort

8.0

Crew

8.6

Entertainment

7.5

Overall

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Thomas,Dec 2025

SEA - DEN

Plane two hours late in leaving 1:00 pm west coat time got home next day at 2:45am most car rental places are closed and don’t open till 5am

Related info for your journey

Find useful and relevant information for your journey from Aurora to San Juan. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from Aurora to San Juan?

    Airlines like Southwest, United Airlines, and Delta fly from Aurora to San Juan in about 8h 20m. The time it takes to get you to your destination can typically vary by up to 5h. There are 2730 mi between Aurora and San Juan. This flight may include one or multiple stops.

  • What are the cheapest airlines to fly from Aurora to San Juan one-way?

    One-way options have recently been found by users for as low as $84 on Frontier. Other airlines that offer cheap prices include JetBlue from $170 and Delta from $174 one-way.

  • What are the cheapest flights from Aurora to San Juan?

    The cheapest flight price from Aurora to San Juan is $303. On average you can expect to pay $548. The most popular route, (Denver Intl - San Juan Luis Munoz Marin Intl), can usually be booked for $187.

  • Can I find deals for flights from Aurora to San Juan that include hotel bookings?

    Yes. In addition to deals on Aurora to San Juan flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from Aurora to San Juan?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from Aurora to San Juan.

  • Can I find deals for business class flights from Aurora to San Juan?

    Yes. Cheapflights offers flight deals from Aurora to San Juan 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 Aurora to San Juan?

    Currently, April is the cheapest month in which you can book a flight from Aurora to San Juan (average of $130). Flying from Aurora to San Juan in December is currently the most expensive (average of $275). 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

Browse thousands of different options on Cheapflights for your next trip

Toggle through the tabs below to find thousands of options on Cheapflights for your next trip.

Top 6 airlines flying from Aurora to San Juan

Discover the top 6 airlines that operate flights from Aurora to San Juan. 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 December 21, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$149Average$301FlexibilityNo cancel feeOn-time62%
DeltaCheapest$192Average$548FlexibilityNo cancel feeOn-timeN/A
American AirlinesCheapest$293Average$521FlexibilityNo cancel feeOn-time71%
JetBlueCheapest$299Average$436FlexibilityNo cancel feeOn-time62%
United AirlinesCheapest$391Average$641FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$406Average$562FlexibilityNo cancel feeOn-time63%

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