Question 1

What days are nonstop flights available from Denver to San Diego?

Accepted Answer

Nonstop flights can be found on the following days: Sunday, Wednesday, Thursday, Saturday.

Question 2

How popular is this Denver to San Diego flight route?

Accepted Answer

Within the past month, 90 users have taken a look at flights from Denver Intl to San Diego.

Question 3

How many flights depart from Denver to San Diego on average per day?

Accepted Answer

Travelers can expect 7 flights from Denver to San Diego on average per day.
Afternoon (Noon - 6pm) - 14% of flight departures
Evening (6pm - Midnight) - 86% of flight departures

Question 4

How long is the flight from Denver to San Diego?

Accepted Answer

For as low as $65, Frontier can have you in San Diego from Denver in 2h 30m. The distance from Denver to San Diego is about 856 mi. All flights are typically nonstop.

Question 5

What is the cheapest airline to fly from Denver to San Diego round-trip?

Accepted Answer

According to our current data, Frontier ($65), offers the cheapest pricing from Denver to San Diego. Frontier is 67% cheaper than the average price of flights available within the next 90 days to this destination.

Question 6

E

Accepted Answer

Currently, October is the cheapest month in which you can book a flight from Denver to San Diego (average of $288). Flying from Denver to San Diego in June is currently the most expensive (average of $364). 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.

January

$292

February

$297

March

$339

April

$303

May

$308

June

$364

July

$363

August

$312

September

$299

October

$288

November

$334

December

$306

Question 7

When is the best time to book a flight from Denver to San Diego?

Accepted Answer

Booking 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

Question 8

When is the cheapest time to fly from Denver to San Diego?

Accepted Answer

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

Question 9

How recently were the Denver to San Diego flight deals updated?

Accepted Answer

The Denver to San Diego flight deals you see on this page were last updated on 4/26.

Question 10

What are the most popular airlines that fly from Denver to San Diego?

Accepted Answer

Before booking your flight from Denver to San Diego check out the most popular airlines for this route: American Airlines, Delta or Frontier.

Question 11

What are the cheapest flights from Denver to San Diego?

Accepted Answer

Looking for the cheapest flight from Denver to San Diego? While on average our users pay $348, our data indicates the cheapest price to be $25. The most popular route (Denver Intl - San Diego), is priced around $83.

Question 12

What are the most reliable airlines from Denver to San Diego?

Accepted Answer

The top 3 most reliable airlines when flying from Denver to San Diego are Lufthansa (82%), Air Canada (82%) and Copa Airlines (82%).

Question 13

Can I find flights from Denver to San Diego for under $100 on Cheapflights?

Accepted Answer

Yes, there are multiple flights from Denver to San Diego for under $100. The cheapest flight booked recently is on Frontier for just $65, but on average you can expect to pay $78.

Question 14

Are there nonstop flights from Denver to San Diego for under $100 on Cheapflights?

Accepted Answer

Cheapflights has at least 20 direct flights from Denver to San Diego under $100. A good price for a nonstop flight from Denver to San Diego is less than $76.

Question 15

Are there last-minute flights available from Denver to San Diego for under $100?

Accepted Answer

There are currently 20+ open flights from Denver to San Diego within the next 7 days for less than $100.

Question 16

What is the cheapest day to fly round-trip from Denver to San Diego?

Accepted Answer

Departing on a Tuesday is a good option for securing a great price. You can expect to save up to 48% when planning your travel around this day of the week.

Question 17

How far in advance should I book a flight from Denver to San Diego?

Accepted Answer

When searching for a good deal, it’s best to be prepared for potential fluctuations in price. We recommend booking at least 34 days in advance, which can save you up to 33% on flights from Denver to San Diego compared to booking the week you need them. Waiting 34 days out may not be for everyone, so we have options available for flights within the next two weeks, with the lowest price starting at $192. For sooner than that we have options available in the next 3 days from $306.

Question 18

What is the cheapest month to fly from Denver to San Diego?

Accepted Answer

January is one of the best times of the year to fly to San Diego from Denver. Prices for January average $201 per person but you can even find prices for as low as $48. The most expensive prices can be found in the month of March. Opting for a January flight can save you 33% on your journey compared to booking in March

Question 19

When is the cheapest time to fly from Denver to San Diego (DEN - SAN)?

Accepted Answer

When flying from Denver to San Diego, the time of day you fly usually plays a role in the price. Save by searching for a flight in the afternoon, which can drop the price by up to 28% versus a flight at noon.

Question 20

What airports do I use to fly from Denver to San Diego?

Accepted Answer

San Diego is the airport most travelers will use when flying to San Diego from Denver Intl. Booking flights from Denver Intl (DEN) to San Diego (SAN) should be relatively easy as there are 24 daily flights to San Diego from 5 different airlines. 2h 21m is how long a flight from Denver to San Diego will take if you book a nonstop flight.

Question 21

Accepted Answer

One of the most popular airlines traveling from Denver to San Diego is Frontier. Flights from Frontier traveling this route typically cost $296.81 RT. This price is typically 22% cheaper than other airlines that offer Denver to San Diego flights. When booking this route, the cheapest RT price found was $119. Denver Intl Airport is the most common Denver airport to take off from when flying to San Diego. San Diego Airport is the most popular arrival airport in San Diego. When flying from Denver to San Diego, Frontier flights are 6% more popular than any other airline flying that same route.

Question 22

Accepted Answer

If you’re traveling from Denver to San Diego, one of the more common airlines traveling that route is American Airlines. Flights from American Airlines traveling this route typically cost $156.96 RT. This price is typically 136% more expensive than other airlines that offer Denver to San Diego flights. When booking this route, the cheapest RT price found was $53. The most popular departure airport in Denver when flying to San Diego is Denver Intl Airport. The most popular airport to fly into when visiting San Diego is San Diego Airport. When flying from Denver to San Diego, American Airlines flights are -10% more popular than any other airline flying that same route.

Question 23

What does DEN to SAN mean?

Accepted Answer

This is defined as Denver Intl Airport (DEN) and San Diego Airport (SAN). Codes like San Diego Airport are often used to just call airports uniquely.

Question 24

Can I find deals for flights from Denver to San Diego that include extra baggage allowance?

Accepted Answer

The amount of baggage you can bring on your Denver to San Diego flight depends on the airline and the type of fare you've chosen. After entering your flight details, you'll be able to view the specific baggage policies for each deal in the search results. Keep in mind that certain deals may offer additional baggage allowance.

Question 25

Can I find deals on flights from Denver to San Diego with specific airlines?

Accepted Answer

Yes, Cheapflights allows you to browse and filter Denver to San Diego flight deals by airline. After entering your origin and destination, use the available filters to view flights offered by airlines.

Question 26

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

Accepted Answer

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

Question 27

How can I find direct flights from Denver to San Diego?

Accepted Answer

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

Question 28

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

Accepted Answer

Yes. Cheapflights offers flight deals from Denver to San Diego by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

Question 29

Can I find deals for flights from Denver to San Diego that allow pets onboard?

Accepted Answer

Many airlines flying from Denver to San Diego offer the option to travel with pets. After selecting a flight deal, you can find more information about the airline's pet policy on their official website or by contacting the airline directly. Please note that additional fees and restrictions may apply.

Question 30

Can I find deals on last-minute flights from Denver to San Diego?

Accepted Answer

Yes, you can often find last-minute deals on Denver to San Diego flights on Cheapflights. However, these deals can vary and may not always be available. We recommend checking back frequently or signing up for price alerts for the most up-to-date deals.

Question 31

How does Cheapflights help users find flights from Denver to San Diego?

Accepted Answer

When you search for this flight from Denver to San Diego, Cheapflights searches on 900+ travel sites to save you time finding great flight deals online. Additionally, we offer filter features so you can choose a preferred cabin class or airline, see different price ranges, and much more so you can book the flight for you.

Question 32

Why should you use Cheapflights to find cheap flight tickets from Denver to San Diego?

Accepted Answer

It’s simple! Cheapflights, which is free to use for everyone, saves millions of users time and money every year by helping them find the cheapest and most suitable flights from Denver to San Diego.

Question 33

Can Cheapflights find flights from Denver to San Diego with no change fees?

Accepted Answer

Yes, we can. To see specific flights from Denver to San Diego with no change fees, users can toggle flexible booking options after using the search form above to find flights.

Question 34

Can Cheapflights notify me if prices for flights from Denver to San Diego become cheaper?

Accepted Answer

Of course! You can now track prices for flights from Denver to San Diego and get an alert from Cheapflights when they change. Have a valid email address ready and click the bell icon next to the flight deals above to set up your price alerts.

Airline	Cheapest	Average	Flexibility	On-time
Frontier	Cheapest$53	Average$157	FlexibilityNo cancel fee	On-time62%	Search Frontier flights
Spirit Airlines	Cheapest$64	Average$131	FlexibilityNo cancel fee	On-time65%	Search Spirit Airlines flights
United Airlines	Cheapest$119	Average$297	FlexibilityNo cancel fee	On-time69%	Search United Airlines flights
Delta	Cheapest$198	Average$267	FlexibilityNo cancel fee	On-timeN/A	Search Delta flights
American Airlines	Cheapest$200	Average$246	FlexibilityNo cancel fee	On-time71%	Search American Airlines flights

3%of flight departures	Early morningMidnight to 6 am
26%of flight departures	Morning6 am to noon
45%of flight departures	AfternoonNoon to 6 pm
26%of flight departures	Evening6 pm to midnight

Sunday	18daily flights
Monday	29daily flights
Tuesday	22daily flights
Wednesday	22daily flights
Thursday	28daily flights
Friday	28daily flights
Saturday	22daily flights

Popular in	March
Cheapest in	January
Round-trip from	$288
One-way from	$119

Cheap flights from Denver to San Diego (DEN - SAN) from $39

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 5/25. Fares are subject to change and may not be available on all flights or dates of travel. Click the price to replicate the search for this deal.

The best prices from Denver Intl to San Diego are usually found in January or September, booked 35 days in advance, depart on a Wednesday or Saturday and return on a Wednesday

Cheap flight deals from Denver to San Diego

Popular in

Cheapest in

Round-trip from

One-way from

What is the cheapest day to fly round-trip from Denver to San Diego?

How far in advance should I book a flight from Denver to San Diego?

What is the cheapest month to fly from Denver to San Diego?

When is the cheapest time to fly from Denver to San Diego (DEN - SAN)?

Cheap Frontier flights from Denver to San Diego

Take a peek at the cheapest Frontier flights we've detected traveling from Denver to San Diego. Be sure to come back soon if the deals available don't appeal to you at this time.

Cheap American Airlines flights from Denver to San Diego

Take a gander at the lowest prices we've found on American Airlines flights from Denver to San Diego. Deals are refreshing constantly so come back soon for more options.

Cheap Denver to San Diego flights in April & May 2024

Find cheap flight options from Denver to San Diego specifically for the months of April and May 2024. Explore affordable fares based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Prices were last updated on April 27, 2024.

The lowest fares we've come across on flights traveling from Denver to San Diego in April and May 2024. More deals are always being added, so be sure to check back regularly.

Denver to San Diego 2024 flight deals

Discover exclusive flight deals for travel between Denver and San Diego in 2024. Find excellent offers based on user searches. Over the last 7 days, Cheapflights users made 3,068,117 searches. Data last updated April 27, 2024.

The lowest fares we've come across on flights traveling from Denver to San Diego in April and May 2024. More deals are always being added, so be sure to check back regularly.

Non-stop flights to San Diego from Denver

Take a look at some of the direct flights traveling from Denver to San Diego in the near future. Select from other flights from Denver to San Diego by using the search form above.

Denver to San Diego flights leaving soon

Consider one of these great deals we found on last-minute flights from Denver to San Diego. Users should examine the flight details to ensure there are no surprises.

One-way flights to San Diego from Denver

Take a look at some of the best available options we've come across on one-way flights from Denver to San Diego. Those needing a return flight from Denver to San Diego can use the search form above.

Find flights from Denver to San Diego within your budget

When is the best time to book a flight from Denver to San Diego?

Use this chart to determine the optimal time to book a round-trip flight from Denver to San Diego. Price data was last updated on January 28, 2024.

Booking 33 days in advance of your planned departure date is, on average, the best time to get cheap flights from Denver to San Diego. The general trend is that the closer you book to the departure date, the more expensive your flight will be.

When is the cheapest time to fly from Denver to San Diego?

Use this chart to determine the cheapest time to fly round-trip from Denver to San Diego. Price data was last updated on April 21, 2024.

Average price of flights to San Diego by month

Plan your trip from Denver to San Diego by taking into account the cheapest months to travel. The average price of a one-way flight from Denver to San Diego is currently $52 while a round-trip flight costs $108. Price data was last updated on April 21, 2024.

Temperature and rainfall in San Diego by month

Plan your trip to San Diego by taking into account the average temperature and rainfall totals by month.

Reviews of airlines servicing San Diego

Related info for your journey

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

What airports do I use to fly from Denver to San Diego?

Can I find flights from Denver to San Diego for under $100 on Cheapflights?

Are there nonstop flights from Denver to San Diego for under $100 on Cheapflights?

Are there last-minute flights available from Denver to San Diego for under $100?

What days are nonstop flights available from Denver to San Diego?

How popular is this Denver to San Diego flight route?

How many flights depart from Denver to San Diego on average per day?

How long is the flight from Denver to San Diego?

What is the cheapest airline to fly from Denver to San Diego round-trip?

What are the most popular airlines that fly from Denver to San Diego?

What are the most reliable airlines from Denver to San Diego?

What are the cheapest flights from Denver to San Diego?

What does DEN to SAN mean?

Can I find deals for flights from Denver to San Diego that include extra baggage allowance?

Can I find deals on flights from Denver to San Diego with specific airlines?

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

How can I find direct flights from Denver to San Diego?

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

Can I find deals for flights from Denver to San Diego that allow pets onboard?

Can I find deals on last-minute flights from Denver to San Diego?

How recently were the Denver to San Diego flight deals updated?

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.

Fly from Denver to San Diego on these airlinesChoose from the following airlines for your flight from Denver to San Diego. Flights are based on user searches made on Cheapflights and were last updated on April 27, 2024.

Choose from the following airlines for your flight from Denver to San Diego. Flights are based on user searches made on Cheapflights and were last updated on April 27, 2024.

Top 5 airlines flying from Denver to San Diego

Popular flight searches

Check out other popular destinations found by fellow travelers in 2024

Search flights from Denver to San Diego by cabin class

Find flights from Denver to San Diego, based on your preferred cabin class, be it economy, premium economy, business, or first class.

Hourly flight availability from Denver to San Diego

Find hourly flight availability from Denver to San Diego. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated April 27, 2024.

Weekly flight availability from Denver to San Diego

Explore weekly flight availability from Denver to San Diego. 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 April 27, 2024.

Book a flight to one of these trending destinations

User searches for flights to these destinations increased 20% or more in the past 90 days compared to other destinations

Fly with Cheapflights

Find the best flight deals on Cheapflights, where travelers can enjoy low prices and a wide availability of flights to their desired destinations.

How does Cheapflights help users find flights from Denver to San Diego?

Fly from Denver to San Diego on these airlines
Choose from the following airlines for your flight from Denver to San Diego. Flights are based on user searches made on Cheapflights and were last updated on April 27, 2024.