$48+ Cheap flights from San Diego (SAN) to Fort Collins, 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 2/20. Fares are subject to change and may not be available on all flights or dates of travel.
Find cheap flights from San Diego to Fort Collins with Cheapflights
1. Tell us where you want to go
Enter your travel information like dates, passengers, trip type (one-way or round trip), and preferred cabin class then click “Find deals”2. Select your favorite providers
We find the providers serving your travel needs. Choose up to four travel providers to compare side-by-side for flights, hotels, or car rentals.3. Compare prices and book
Review each provider’s pricing and select the best option for you! Book through your favorite provider’s website for a seamless experience.The best prices from San Diego to Fort Collins are usually found in April or January, booked 44 days in advance, depart on a Tuesday or Wednesday and return on a Saturday
Cheap flight deals from San Diego to Fort Collins
Discover tips and strategies to find the most affordable flight options for your journey from San Diego (SAN) to Fort Collins (FC9). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated January 21, 2025.
Round-trip from | $73 (Frontier) |
|---|---|
One-way from | $48 (Cheapflightsfares) |
Popular in | December |
Cheapest in | April |
Average price | $150 |
Find flight deals from San Diego to Fort Collins
Cheapest flights from San Diego to Fort CollinsExplore the most affordable flight options available from San Diego to Fort Collins. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
Explore the most affordable flight options available from San Diego to Fort Collins. Find the lowest fares from popular airlines and budget airlines, with prices last updated on January 21, 2025.
This Frontier deal was found by Cheapflights users on 1/20. 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.
This United Airlines deal was found by Cheapflights users on 1/20. 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.
This Delta deal was found by Cheapflights users on 1/20. 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 Delta is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
This Expedia deal was found by Cheapflights users on 1/20. 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 Expedia is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Find flights from San Diego to Fort Collins within your budget
Customize your flight search to find flights from San Diego to Fort Collins 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 January 21, 2025.
Fly from
Fly to
Route
Depart
Return
Price
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Sun 2/23
6:25 am-9:56 am
Nonstop2h 31m
Denver Intl
Wed 2/26
10:43 pm-12:20 am
Nonstop2h 37m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Wed 2/19
6:15 am-12:19 pm
1 stop5h 04m
Denver Intl
Wed 2/26
10:15 am-2:59 pm
1 stop5h 44m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Tue 2/25
1:25 pm-12:17 am
1 stop9h 52m
Denver Intl
Sat 3/1
6:25 am-12:30 pm
1 stop7h 05m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Fri 2/28
6:15 am-11:49 pm
2 stops16h 34m
Denver Intl
Tue 3/4
1:20 pm-7:18 pm
1 stop6h 58m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Thu 2/20
6:25 am-9:56 am
Nonstop2h 31m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Sat 2/22
7:00 pm-10:20 pm
Nonstop2h 20m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Wed 2/19
10:20 am-3:27 pm
1 stop4h 07m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Wed 3/19
3:35 pm-11:48 pm
1 stop7h 13m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Tue 3/11
1:39 pm-11:29 pm
2 stops8h 50m
San DiegoDenver
SAN - DEN
SANDEN
San Diego
Sat 2/22
7:41 pm-1:30 pm
3 stops16h 49m
Best time to book a flight from San Diego to Fort Collins
Have a flexible travel schedule? Discover the best time to fly to Fort Collins from San Diego with our price prediction graph.
Travel insights for flights from San Diego to Fort Collins
Get recent, data-driven insights about flights from San Diego to Fort Collins including ideal travel times, pricing trends, and more.
How far ahead should I book a flight from San Diego to Fort Collins?
Use this chart to determine the optimal time to book a round-trip flight from San Diego to Fort Collins. Price data was last updated on January 17, 2025.
Booking 44 days in advance of your planned departure date is, on average, the best time to get cheap flights from San Diego to Fort Collins. The general trend is that the closer you book to the departure date, the more expensive your flight will be.
What is the cheapest month to book a flight from San Diego to Fort Collins?
Currently, October is the cheapest month in which you can book a flight from San Diego to Fort Collins (average of $197). Flying from San Diego to Fort Collins 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 FC9?
Find hourly flight availability from San Diego to Fort Collins. Discover flight options and departure times throughout the day, allowing you to choose a departure time that suits your schedule. Data last updated January 21, 2025.
Regardless of the time of day you decide to fly, the ticket price will remain around the same. Book flights from San Diego to Fort Collins as you normally would.
What is the cheapest day to fly from San Diego to Fort Collins?
Use this chart to determine the cheapest time to fly round-trip from San Diego to Fort Collins. Price data was last updated on March 31, 2024.
Travelers seeking maximum savings on their San Diego to Fort Collins flight should consider departing on Wednesday evenings when fares are most often at their lowest. Sunday afternoons flights should be avoided if possible as fares are typically the most expensive at this time.
Weekly flight availability from San Diego to Fort Collins
Explore weekly flight availability from San Diego to Fort Collins. 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 January 21, 2025.
The most flights from SAN to FC9 are scheduled on a Monday (25 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (15 on average).
Rainfall in Fort Collins by month
Plan your trip to Fort Collins by taking into account the average rainfall totals by month.
In terms of precipitation, rainfall in Fort Collins ranges from 0.5 - 2.3 inches per month. May is typically the wettest month, when rainfall can reach 2.3 in. January is typically the driest time to visit Fort Collins when rainfall is around 0.5 in.
Temperature in Fort Collins by month
Plan your trip to Fort Collins by taking into account the average temperature totals by month.
If weather is an important factor for your trip to Fort Collins, use this chart to help with planning. For those seeking warmer temperatures, July is the ideal time of year to visit, when temperatures reach an average of 73.4 F. Travelers looking to avoid the cold should look outside of January, when temperatures are typically at their lowest (around 30.2 F).
Reviews of airlines servicing Fort Collins
Get insights into the airlines that provide service to Fort Collins. 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 Fort Collins. Reviews last updated January 21, 2025.
Read through reviews of airlines operating flights from San Diego to Fort Collins, such as United Airlines and Frontier. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
Boarding
Entertainment
Comfort
Overall
Food
Crew
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Boarding
Entertainment
Comfort
Overall
Food
Crew
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Boarding
Entertainment
Comfort
Overall
Food
Crew
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Boarding
Entertainment
Comfort
Overall
Food
Crew
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Boarding
Entertainment
Comfort
Overall
Food
Crew
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Boarding
Entertainment
Comfort
Overall
Food
Crew
Reviews
My original flight was delayed so they found this flight for me so I could arrive at a reasonable time
Related info for your journey
Find useful and relevant information for your journey from San Diego to Fort Collins. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.
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Alternative routes for San Diego to Fort Collins
See prices for flight routes from nearby airports that may be better suited for you.
Top 5 airlines flying from San Diego to Fort Collins
Discover the top 5 airlines that operate flights from San Diego to Fort Collins. 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 January 21, 2025.
| Airline | Cheapest | Average | Flexibility | On-time |
|---|---|---|---|---|
| Cheapest$58 | Average$149 | FlexibilityNo cancel fee | On-time62% | |
| Cheapest$158 | Average$261 | FlexibilityNo cancel fee | On-time63% | |
| Cheapest$165 | Average$359 | FlexibilityNo cancel fee | On-time69% | |
| Cheapest$177 | Average$325 | FlexibilityNo cancel fee | On-time71% | |
| Cheapest$195 | Average$265 | FlexibilityNo cancel fee | On-timeN/A |