Cheap flights from San Diego to Denver (SAN - DEN)
The best prices from San Diego to Denver Intl are usually found in October or January, booked 35 days in advance, depart on a Saturday or Tuesday and return on a Wednesday
How to find the cheapest flight from San Diego (SAN) to Denver (DEN)
All the information you need to plan the best SAN to DEN flight in 2022: compare San Diego to Denver flight prices with the expected peak season, weather and rainfall in Denver.
SAN - DEN Price | $134 - $288 |
|---|---|
DEN Temperature | 30.2 - 73.4 °F |
DEN Rainfall | 0.5 - 2.3 inches |
| Popular in | June | High demand for flights, 29% potential price rise |
|---|---|---|
| Cheapest in | October | Best time to find cheap flights, 35% potential price drop |
| Round-trip from | $134 | From San Diego to Denver Intl |
| One-way from | $68 | One-way flight from San Diego to Denver Intl |
What is the cheapest day to fly round-trip from San Diego to Denver?
Users have found that flying from San Diego to Denver on a Saturday typically leans towards higher prices. However, this doesn’t mean you still can’t find a deal. Flexibility with other aspects of your flight can still land a great price for your trip.
How far in advance should I book a flight from San Diego to Denver?
To save up to 31% on this flight, we recommend booking at least 31 days prior to travel. The price may fluctuate and will likely increase closer to your departure date. Users on Cheapflights have found tickets from San Diego to Denver from $213 1-2 weeks out and tickets from $255 for flights departing within the next 72 hours.
What is the cheapest month to fly from San Diego to Denver?
The best pricing can be found in the month of October. Prices to Denver from San Diego average $206. You can even find prices in October for less than $206, as users have found deals to Denver from as low as $83. The month of June appears to be one of the more expensive times to travel to Denver from San Diego. Flying in the targeted month can save you up to 39%.
When is the cheapest time to fly from San Diego to Denver (SAN - DEN)?
It’s typically best to fly out from San Diego to Denver in the evening. Doing so could potentially save you 38% on the flight price compared to flying in the morning, which is usually more expensive.
Cheap flights from San Diego to Denver in September, October 2022
The best prices found for SAN to DEN flights for September, October
San Diego
Denver Intl
1 stop
11h 05mDenver Intl
San Diego
1 stop
11h 21mSpirit Airlines
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Denver Intl
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4h 43mDenver Intl
San Diego
1 stop
11h 21mSpirit Airlines
San Diego
Denver Intl
1 stop
4h 43mDenver Intl
San Diego
1 stop
11h 21mSpirit Airlines
San Diego to Denver 2022 flight deals
Cheap flights to Denver from San Diego found for this year
San Diego
Denver Intl
1 stop
11h 05mDenver Intl
San Diego
1 stop
11h 21mSpirit Airlines
San Diego
Denver Intl
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4h 43mDenver Intl
San Diego
1 stop
11h 21mSpirit Airlines
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Denver Intl
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4h 43mDenver Intl
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11h 21mSpirit Airlines
Cheap Spirit Airlines flights from San Diego to Denver
San Diego
Denver Intl
1 stop
11h 05mDenver Intl
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1 stop
11h 21mSpirit Airlines
San Diego
Denver Intl
1 stop
4h 43mDenver Intl
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11h 21mSpirit Airlines
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4h 43mDenver Intl
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1 stop
11h 21mSpirit Airlines
If you’re traveling from San Diego to Denver, one of the more common airlines traveling that route is Spirit Airlines. San Diego to Denver flights are typically 24% cheaper than other airlines traveling the same route. Flights from Spirit Airlines typically cost $339.98 RT. The cheapest Spirit Airlines flight found for this route was $130. When traveling from San Diego to Denver on Spirit Airlines, the most popular airport to depart from is San Diego Airport and the most popular airport to arrive at is Denver Intl Airport. When flying from San Diego to Denver, Spirit Airlines flights are 24% more popular than any other airline flying that same route.
Cheap Frontier flights from San Diego to Denver
San Diego
Denver Intl
Nonstop
2h 29mDenver Intl
San Diego
Nonstop
2h 29mFrontier
San Diego
Denver Intl
Nonstop
2h 29mDenver Intl
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2h 27mFrontier
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Denver Intl
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9h 49mDenver Intl
San Diego
Nonstop
2h 21mFrontier
One of the most popular airlines traveling from San Diego to Denver is Frontier. Flights from Frontier traveling this route typically cost $301.20 RT. This price is typically 33% cheaper than other airlines that offer San Diego to Denver flights. When booking this route, the cheapest RT price found was $118. San Diego Airport is the most common San Diego airport to take off from when flying to Denver. Denver Intl Airport is the most popular arrival airport in Denver. When flying from San Diego to Denver, Frontier flights are 23% more popular than any other airline flying that same route.
Non-stop flights to Denver from San Diego
Save time with San Diego to Denver direct flight deals
San Diego
Denver Intl
Nonstop
2h 26mDenver Intl
San Diego
Nonstop
2h 37mFrontier
San Diego
Denver Intl
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2h 29mDenver Intl
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2h 29mFrontier
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Denver Intl
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2h 24mDenver Intl
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2h 30mFrontier
Last minute flights from San Diego to Denver
Late deals on return flights to Denver from San Diego, departing today and this week
San Diego
Denver Intl
1 stop
25h 34mDenver Intl
San Diego
1 stop
11h 07mSpirit Airlines
San Diego
Denver Intl
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11h 05mDenver Intl
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11h 21mSpirit Airlines
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Denver Intl
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19h 53mDenver Intl
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7h 00mSpirit Airlines
One-way flights to Denver from San Diego
The cheapest one-way flights from San Diego to Denver
San Diego
Denver Intl
1 stop
4h 43mSpirit Airlines
San Diego
Denver Intl
1 stop
12h 53mSpirit Airlines
San Diego
Denver Intl
1 stop
5h 08mSpirit Airlines
Related info for your journey
Useful info, stats and facts about San Diego to Denver flights.
What airports do I use to fly from San Diego to Denver?
You will need to book a flight from San Diego to Denver Intl if you want to fly from San Diego to Denver. At least 9 different airlines have flights from San Diego (SAN) to Denver Intl (DEN) on a regular basis. There are 23 flights to Denver from the San Diego airport per day. If you manage to book one that is nonstop, then you can expect the flight time from SAN to DEN to be around 2h 13m.
Which airlines flying from San Diego to Denver Intl have flexible cancellations due to COVID-19?
Some of the carriers operating flights from San Diego to Denver Intl that may be offering flexible cancellation policies are Frontier, United Airlines, and Spirit Airlines. Our site will let you filter for all airlines offering greater flexibility due to COVID-19.
Can I find flights from San Diego to Denver for under $100 on Cheapflights?
Yes, there are multiple flights from San Diego to Denver for under $100. The cheapest flight booked recently is on Spirit Airlines for just $82, but on average you can expect to pay $95.
Are there nonstop flights from San Diego to Denver for under $100 on Cheapflights?
Cheapflights has at least 20 direct flights from San Diego to Denver under $100. A good price for a nonstop flight from San Diego to Denver is less than $116.
Are there last-minute flights available from San Diego to Denver for under $100?
There are currently 20+ open flights from San Diego to Denver within the next 7 days for less than $100.
What days are nonstop flights available from San Diego to Denver?
Nonstop flights can be found on the following days: Sunday, Monday, Tuesday, Thursday, Friday, Saturday.
How popular is this San Diego to Denver flight route?
This flight path from San Diego to Denver Intl was viewed by 84 users in the past month. Keep an eye out for changes in search interest prior to high and low season.
How many flights depart from San Diego to Denver on average per day?
On average 14 flights depart from San Diego to Denver per day.
Early Morning (Midnight to 6am) - 29% of flight departures
Morning (6am - Noon) - 64% of flight departures
Afternoon (Noon - 6pm) - 7% of flight departures
How long is the flight from San Diego to Denver?
Spirit Airlines and Frontier can get you from San Diego to Denver in just under 2h 29m. Your travel time can differ by up to 8h 36m. There are 856 mi between San Diego and Denver. When browsing for deals, the options you’ll see will be for both nonstop flights and flights with stops.
What are the cheapest airlines flying from San Diego to Denver round-trip?
Spirit Airlines, at $82, was found to be the cheapest airline from San Diego to Denver. An alternate airline flying to your destination would be Frontier. Spirit Airlines is priced at 60% lower than the current average price of a flight leaving 3 months from now.
What are the most popular airlines that fly from San Diego to Denver?
The most popular airlines flying from San Diego to Denver are American Airlines, Alaska Airlines and Delta. Something to consider prior to booking your flight.
What are the most reliable airlines from San Diego to Denver?
Looking for the most reliable airlines to get you to your destination on time? Our data shows these are most likely to get you from San Diego to Denver on time: Air Canada (81%), Lufthansa (80%), Frontier (80%).
What are the cheapest flights from San Diego to Denver?
While on average a flight from San Diego to Denver is generally $443, our data shows the cheapest flight currently is $51. When looking at the most popular route, (San Diego - Denver Intl), you can expect to pay $91 for that flight.
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Alternative routes for San Diego to Denver
See prices for flight routes from nearby airports that may be better suited for you.
Top 6 airlines flying from San Diego to Denver
The chart below displays the airlines Cheapflights users traveling from San Diego to Denver choose most often. Cheapest and average prices are based on aggregated data from the past 12 months.
Hourly flight availability from San Diego to Denver
See what time of day planes typically take off from San Diego to Denver
| 14%of flight departures | Early morningMidnight to 6 am |
|---|---|
| 50%of flight departures | Morning6 am to noon |
| 27%of flight departures | AfternoonNoon to 6 pm |
| 9%of flight departures | Evening6 pm to midnight |
Weekly flight availability from San Diego to Denver
See how many times per day planes take to the skies headed from San Diego to Denver
| Sunday | 5daily flights |
|---|---|
| Monday | 31daily flights |
| Tuesday | 30daily flights |
| Wednesday | 30daily flights |
| Thursday | 29daily flights |
| Friday | 29daily flights |
| Saturday | 9daily flights |