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San Juan

$69+ 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 1/10. Fares are subject to change and may not be available on all flights or dates of travel.
DEN — SJU
Dec 2 — Dec 91
Tue 12/2
Tue 12/9
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 15 days in advance, depart on a Tuesday or Thursday and return on a Thursday

Find 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 November 2, 2025.

This Frontier deal was found by Cheapflights users on 10/30. 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.
Sun 11/165:45 amDEN - SJU
2 stops16h 47mFrontier
Sat 11/226:52 pmSJU - DEN
2 stops17h 10mFrontier
Deal found 10/30$287
This Priceline deal was found by Cheapflights users on 10/31. 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 11/3011:15 pmDEN - SJU
1 stop9h 12mFrontier
Sat 12/61:59 amSJU - DEN
1 stop24h 00mFrontier
Deal found 10/31$288
This Kiwi.com deal was found by Cheapflights users on 11/1. 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.
Thu 12/1111:00 pmDEN - SJU
1 stop21h 56mFrontier
Mon 12/229:49 amSJU - DEN
2 stops16h 28mFrontier
Deal found 11/1$289
This Frontier deal was found by Cheapflights users on 10/30. 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.
Fri 11/1412:59 amDEN - SJU
1 stop11h 20mFrontier
Sat 11/227:11 amSJU - DEN
2 stops19h 33mFrontier
Deal found 10/30$294
This Kiwi.com deal was found by Cheapflights users on 11/1. 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 12/311:25 pmDEN - SJU
1 stop17h 25mMultiple Airlines
Sun 12/76:00 amSJU - DEN
1 stop29h 27mMultiple Airlines
Deal found 11/1$295
This Frontier deal was found by Cheapflights users on 10/30. 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.
Sun 11/912:59 amDEN - SJU
2 stops12h 11mFrontier
Fri 11/144:31 pmSJU - DEN
2 stops19h 33mFrontier
Deal found 10/30$296
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 11/88:04 pmDEN - SJU
2 stops18h 15mMultiple Airlines
Thu 11/132:11 amSJU - DEN
1 stop9h 24mMultiple Airlines
Deal found 10/30$298
This Kiwi.com deal was found by Cheapflights users on 10/30. 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 12/210:50 amDEN - SJU
2 stops34h 59mMultiple Airlines
Tue 12/96:00 amSJU - DEN
1 stop9h 32mMultiple Airlines
Deal found 10/30$300

Cheap 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 November 2, 2025.

Round-trip from

$285
(Frontier)

One-way from

$69
(Frontier)

Popular in

December

Cheapest in

August

Average price

$529
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 ($87 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 November 2025
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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 November 2, 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 12/8

9:45 am-6:25 pm

Nonstop5h 40m

San Juan Luis Munoz Marin Intl

Mon 12/15

8:30 am-4:37 pm

1 stop11h 07m

$491

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Fri 11/28

9:45 am-6:25 pm

Nonstop5h 40m

San Juan Luis Munoz Marin Intl

Fri 12/5

2:25 pm-6:12 pm

Nonstop6h 47m

$506

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Mon 12/8

8:40 pm-10:25 am

2 stops10h 45m

San Juan Luis Munoz Marin Intl

Mon 12/15

11:20 am-7:50 pm

2 stops11h 30m

$507

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Mon 12/1

9:45 am-6:25 pm

Nonstop5h 40m

San Juan Luis Munoz Marin Intl

Mon 12/8

2:25 pm-6:12 pm

Nonstop6h 47m

$522

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Sat 12/13

9:35 am-9:00 pm

1 stop8h 25m

San Juan Luis Munoz Marin Intl

Tue 12/16

2:05 am-10:18 am

1 stop11h 13m

$538

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Mon 1/19

12:30 am-1:05 pm

1 stop9h 35m

San Juan Luis Munoz Marin Intl

Wed 1/28

6:27 pm-12:28 am

1 stop9h 01m

$555

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Wed 12/3

11:59 pm-12:49 pm

1 stop9h 50m

San Juan Luis Munoz Marin Intl

Mon 12/8

2:25 pm-6:12 pm

Nonstop6h 47m

$558

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Fri 11/28

7:46 am-9:00 pm

1 stop10h 14m

San Juan Luis Munoz Marin Intl

Fri 12/5

2:05 am-10:18 am

1 stop11h 13m

$558

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Wed 12/3

11:59 pm-12:49 pm

1 stop9h 50m

San Juan Luis Munoz Marin Intl

Wed 12/10

2:25 pm-6:12 pm

Nonstop6h 47m

$559

DenverSan Juan

DEN - SJU

DENSJU

Denver Intl

Tue 1/20

6:00 am-12:36 am

2 stops15h 36m

San Juan Luis Munoz Marin Intl

Sat 1/24

2:05 am-4:34 pm

2 stops17h 29m

$562

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/1

Showing 1-10 of 24 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 October 31, 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 June is currently the most expensive (average of $273). 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 November 2, 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. Saturday 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 November 2, 2025.
Get a feel of what it's like to fly with Southwest, Delta, and United 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
4,241 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,241 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Delta
7.9
Good
7,997 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
United Airlines
7.4
Good
8,994 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
American Airlines
7.2
Good
11,033 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Frontier
5.8
Fair
3,120 reviews
Southwest
8.0
Very good
4,241 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

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 United Airlines and Southwest fly from Aurora to San Juan in about 5h 40m. The time it takes to get you to your destination can typically vary by up to 5h 05m. 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 Delta from $88 and American Airlines from $134 one-way.

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

    The cheapest flight price from Aurora to San Juan is $368. On average you can expect to pay $592. The most popular route, (Denver Intl - San Juan Luis Munoz Marin Intl), can usually be booked for $194.

  • 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 June is currently the most expensive (average of $273). 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

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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 November 2, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$147Average$301FlexibilityNo cancel feeOn-time62%
DeltaCheapest$192Average$587FlexibilityNo cancel feeOn-timeN/A
JetBlueCheapest$337Average$436FlexibilityNo cancel feeOn-time62%
American AirlinesCheapest$350Average$608FlexibilityNo cancel feeOn-time71%
United AirlinesCheapest$391Average$646FlexibilityNo cancel feeOn-time69%
SouthwestCheapest$430Average$562FlexibilityNo cancel feeOn-time63%

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