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Aurora

$79+ Cheap flights from San Diego (SAN) to Aurora, CO

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 10/17. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — DEN
Aug 3 — Aug 101
Sun 8/3
Sun 8/10
1 adult, Economy
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Cheapflights Tip: The best prices from San Diego to Aurora are usually found in January or February, booked 67 days in advance, depart on a Saturday or Friday and return on a Tuesday

Cheap flight deals from San Diego to Aurora

Keep the following information in mind while searching for San Diego to Aurora flight deals. Data was last updated July 29, 2025.

Round-trip from

$117
(Cheapflightsfares)

One-way from

$79
(Hawaiian Airlines)

Popular in

March

Cheapest in

January

Average price

$207
From San Diego to Aurora
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One-way flight from San Diego to Aurora
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Highest demand for flights based on searches. 3% potential increase in price ($7 potential increase over avg. RT price).
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Cheapest flight prices on average. 2% potential price decrease ($5 potential savings vs. average RT price).
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Average for round-trip flights in July 2025
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Find flight deals from San Diego to Aurora

Cheapest flights from San Diego to Aurora
Explore the most affordable flight options available from San Diego to Aurora. Find the lowest fares from popular airlines and budget airlines, with prices last updated on July 29, 2025.

This Kiwi.com deal was found by Cheapflights users on 7/28. 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 9/247:15 amSAN - DEN
Nonstop2h 35mFrontier
Fri 10/1010:29 pmDEN - SAN
Nonstop2h 21mFrontier
Deal found 7/28$118
This Alaska Airlines deal was found by Cheapflights users on 7/27. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/178:19 pmSAN - DEN
Nonstop2h 28mAlaska Airlines
Sat 10/187:01 amDEN - SAN
Nonstop2h 24mAlaska Airlines
Deal found 7/27$147
This Trip.com deal was found by Cheapflights users on 7/28. 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 Trip.com is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 9/116:35 amSAN - DEN
Nonstop2h 33mMultiple Airlines
Thu 9/186:17 pmDEN - SAN
1 stop6h 49mMultiple Airlines
Deal found 7/28$151
This United Airlines deal was found by Cheapflights users on 7/29. 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 8/275:56 pmSAN - DEN
1 stop5h 32mUnited Airlines
Sun 8/317:45 amDEN - SAN
Nonstop2h 24mUnited Airlines
Deal found 7/29$153
This American Airlines deal was found by Cheapflights users on 7/29. 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 American Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 9/236:20 amSAN - DEN
1 stop7h 07mAmerican Airlines
Sat 9/273:07 pmDEN - SAN
1 stop5h 17mAmerican Airlines
Deal found 7/29$159
This Southwest deal was found by Cheapflights users on 7/28. 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 11/135:00 pmSAN - DEN
1 stop4h 30mSouthwest
Mon 11/178:40 amDEN - SAN
Nonstop2h 30mSouthwest
Deal found 7/28$163

Cheapflights Fare Finder

 
Customize your flight search to find flights from San Diego to Aurora 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 29, 2025.
Use the filters below to find and compare flights from San Diego to Aurora that are best for you.

Fly from

San Diego

Fly to

Aurora

Route

Depart

Return

Price

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Fri 8/15

11:21 am-3:02 pm

Nonstop2h 41m

Denver Intl

Mon 8/18

10:29 pm-11:52 pm

Nonstop2h 23m

$117

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Fri 10/17

8:19 pm-11:47 pm

Nonstop2h 28m

Denver Intl

Sat 10/18

7:01 am-8:25 am

Nonstop2h 24m

$147

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Thu 9/11

6:35 am-10:08 am

Nonstop2h 33m

Denver Intl

Thu 9/18

6:17 pm-12:06 am

1 stop6h 49m

$151

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Wed 8/27

6:30 am-12:05 pm

1 stop4h 35m

Denver Intl

Thu 9/4

7:40 am-9:05 am

Nonstop2h 25m

$153

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Tue 9/23

6:20 am-2:27 pm

1 stop7h 07m

Denver Intl

Wed 9/24

12:14 pm-3:21 pm

1 stop4h 07m

$159

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Fri 10/17

8:19 pm-11:47 pm

Nonstop2h 28m

$79

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Tue 8/19

6:15 am-11:30 am

1 stop4h 15m

$80

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Thu 8/7

6:15 am-6:58 pm

1 stop11h 43m

$82

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Fri 9/5

5:56 pm-12:28 am

1 stop5h 32m

$84

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Thu 12/18

6:25 am-10:03 am

Nonstop2h 38m

$85

Flights are sorted by cheapest round-trip flights first.

Deals found on 7/28

Showing 1-10 of 13 results
1
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Best time to book a flight from San Diego to Aurora

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

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

Use this chart to determine the optimal time to book a round-trip flight from San Diego to Aurora. Price data was last updated on July 25, 2025.

To ensure you get the cheapest price possible for a flight from San Diego to Aurora, you should look to book at least 44 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 San Diego to Aurora?

Currently, October is the cheapest month in which you can book a flight from San Diego to Aurora (average of $197). Flying from San Diego to Aurora in March is currently the most expensive (average of $278). 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 SAN to 9UR?

Find hourly flight availability from San Diego to Aurora. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated July 29, 2025.

When flying from San Diego to Aurora, the time of day you decide to fly out makes little to no difference towards the overall price you’ll pay on tickets.

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

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

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

Weekly flight availability from San Diego to Aurora

Explore weekly flight availability from San Diego to Aurora. 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 29, 2025.

The most flights from SAN to 9UR are scheduled on a Monday (26 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (7 on average).

How much does it cost to fly round-trip from San Diego to Aurora?

Reviews of airlines servicing Aurora

Get insights into the airlines that provide service to Aurora. 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 Aurora. Reviews last updated July 29, 2025.
Read through reviews of airlines operating flights from San Diego to Aurora, such as Alaska Airlines, Southwest, and Delta. Reviews also offer insight into each airline's entertainment options, comfort, food, crew/service, and boarding process.
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Alaska Airlines
8.0
Very good
10,000 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Southwest
8.0
Very good
4,238 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Delta
8.0
Very good
7,979 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
Hawaiian Airlines
7.8
Good
2,605 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.
United Airlines
7.4
Good
8,896 reviews
Alaska Airlines
8.0
Very good
10,000 reviews

Crew

8.5

Overall

8.0

Food

7.1

Comfort

7.8

Entertainment

7.1

Boarding

8.1

Reviews

1 / 20
10.0
Excellent

James,Apr 2025

LAX - SFO

Good flight except the uncontrollable cold air from the ceiling.

Related info for your journey

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

  • What airport do you fly from for flights from San Diego to Aurora?

    If you book a flight to Aurora from San Diego, you will be flying from San Diego, which is the city’s only airport. San Diego (SAN) is located 2.6 mi from the center of San Diego. There are 17 flights from San Diego to Aurora per day from 7 different airlines.

  • How popular is this San Diego to Aurora flight route?

    Flights from San Diego to Aurora have been viewed 172 times in the past calendar month.

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

    $79 is the cheapest one-way deal found within the past few days, from Hawaiian Airlines. You may also be able to find cheap deals on American Airlines and United Airlines, with prices starting from $80 and $84, respectively.

  • What are the most reliable airlines from San Diego to Aurora?

    The top 3 most reliable airlines when flying from San Diego to Aurora are United Airlines (76%), SWISS (76%) and Air Canada (72%).

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

    On average you can expect to pay $1,417 for a flight from San Diego to Aurora. The cheapest flight overall is $78 while the most popular route, (San Diego - Denver Intl) is currently priced at $92.

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

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

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

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

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

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

    Currently, October is the cheapest month in which you can book a flight from San Diego to Aurora (average of $197). Flying from San Diego to Aurora in March is currently the most expensive (average of $278). 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 7 airlines flying from San Diego to Aurora

Discover the top 7 airlines that operate flights from San Diego to Aurora. 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 29, 2025.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$61Average$160FlexibilityNo cancel feeOn-time62%
Hawaiian AirlinesCheapest$98Average$232FlexibilityNo cancel feeOn-time85%
Alaska AirlinesCheapest$157Average$245FlexibilityNo cancel feeOn-time75%
SouthwestCheapest$160Average$330FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$167Average$346FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$197Average$335FlexibilityNo cancel feeOn-time71%
DeltaCheapest$206Average$306FlexibilityNo cancel feeOn-timeN/A

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