Cheap flights from Colorado to San Diego from $50
This is the cheapest one-way flight price found by a momondo user in the last 72 hours by searching for a flight from Colorado to San Diego departing on 11/1. Fares may change, and may not be available for all flights or travel dates. Click the price to refresh the search for this deal.
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How to get the cheapest flight ticket from Colorado to San Diego
Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip
What is the cheapest month to fly to San Diego?
If you are unable to visit San Diego during the month of September, then departing from Colorado during the month February is also very affordable. Most momondo users find prices during this month for around $168.
What is the cheapest day to depart on your flight to San Diego?
The cheapest day to depart from Colorado to San Diego is on a Tuesday. Travelers who choose to depart for San Diego on a Tuesday will often find tickets for as low as $183. If your travel schedule is flexible, try to avoid departing on a Sunday because tickets tend to average around $251. These prices are subject to change though, so be sure to set up a Price Alert for flights to San Diego.
What is the cheapest time of day to depart on your flight to San Diego?
The cheapest time of day to fly to San Diego is in the evening when flights can be purchased for as low as $192. Flights at noon are often more expensive with an average ticket price of $304.
What is the cheapest Colorado to San Diego flight route?
Fly from Denver Intl to San Diego for the best Colorado - San Diego flight prices
How far in advance should I book a flight to San Diego?
You are more likely to see cheaper flights to San Diego from Colorado when booking weeks ahead of your departure date. In general, you can expect to find flights to San Diego for around $192 when searching weeks out. However, flight prices might be lower outside of this timeframe. For example, people recently found flights to San Diego from Colorado for as low as $154 on momondo.
What cabin class options are available on Colorado to San Diego flights?
There are 4 cabin classes available to choose from on Colorado to San Diego flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.
What is the cheapest airline that flies from Colorado to San Diego?
Frontier, Hawaiian Airlines, and Southwest are the most popular carriers operating from Colorado to San Diego
What airlines fly to San Diego?
Frontier, United Airlines and Southwest are the top three most popular airlines that fly to San Diego from Colorado according to our data. Frontier is the first choice among our users, with 57% of people opting to fly with this airline when traveling to San Diego. Keep in mind that there are 9 different airlines that fly to San Diego on a routine basis, so you have a few additional options to choose from.
How many flights depart from Colorado to San Diego on average per day?
As of June 2025, 23 flights take off from Colorado and land in San Diego each day. The most common flight departure time for this route is 4:00PM, with 37% of daily flights taking off in the evening.
How many flights depart from Colorado to San Diego on average per week?
As of June 2025, there are 165 flights per week flying from Colorado to San Diego. The most common day of the week flights depart is Mon, with 19% of flights taking off on this day.
Cheap Colorado to San Diego flight deals and tips
Find info about flight duration, direct flights, and airports for your flight from Colorado to San Diego
When did momondo last update prices for flights from Colorado to San Diego Airport?
Prices for flights from Colorado to San Diego Airport are refreshed on a daily basis.
How many operators does momondo search for flights from Colorado to San Diego Airport?
As of June 2025, there are 7 operators available to choose from for flights from Colorado to San Diego Airport.
How old do you have to be to fly from Colorado to San Diego Airport?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Colorado to San Diego Airport.
What documentation or ID do you need to fly to San Diego Airport?
The travel and health documents required for your trip to San Diego Airport can vary based on your itinerary and personal situation. As a rule, consider having multiple documents such as a national ID card or driver’s license, and a passport valid for six-months after you plan to arrive at San Diego Airport. We always recommend checking with your airline or a trusted third party such as IATA to get advice.
What is the most popular plane model from Colorado to San Diego?
Based on momondo bookings for flights between Colorado and San Diego, the leading plane model is Airbus A321neo, making up 18.44% of the total bookings. Other popular models include Boeing 737 MAX 8 with 15.39%, Boeing 737-800 with 13.52%, and Boeing 737-900 with 11.58%.
Best airlines flying from Colorado to San Diego
Compare and see reviews for airlines that fly from Colorado to San Diego with momondo
| Airline | Rating | Free Cancellation | Price | ||
|---|---|---|---|---|---|
| PriceFrom $58 | Free Cancellation | Rating 5.9 3,293 reviews | |||
| PriceFrom $158 | Free Cancellation | Rating 7.4 8,852 reviews | |||
| PriceFrom $164 | Free Cancellation | Rating 7.8 2,533 reviews | |||
| PriceFrom $175 | Free Cancellation | Rating 8.0 10,000 reviews | |||
| PriceFrom $177 | Free Cancellation | Rating 8.0 4,278 reviews | |||
| PriceFrom $194 | Free Cancellation | Rating 8.0 7,969 reviews | |||
| PriceFrom $212 | Free Cancellation | Rating 7.2 10,000 reviews |
Traveling to a place near San Diego?
Book flights to San Diego if you plan to visit one of these locationsWhy use momondo?
Why should I use momondo to find a flight deal from Colorado to San Diego?
momondo compares prices from hundreds of airlines and agents so you can find and book the best deal on flights from Colorado to San Diego. Millions of users trust and use momondo every year so you are in good hands.
Can I find flights from Colorado to San Diego with flexible booking policies on momondo?
momondo does allow users to show only those flights to San Diego from Colorado which offer a flexible booking policy as well as other useful filters and features.
How can momondo help me find flights from Colorado to San Diego?
Once you have performed a search for Colorado to San Diego flights, momondo helps you find the right one by offering useful filters to narrow down your flight selection. Flights can be filtered by multiple factors such as airline, airport and price; but also by other criteria like aircraft type and payment method.
I’m not ready to book a flight from Colorado to San Diego right now. Can momondo alert me if prices change?
Of course. momondo tracks the price of Colorado to San Diego flights. All you need is a valid email address and we will do the rest; it is that quick and easy.