Fort Collins

$28+ 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 12/4. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — DEN
Nov 9 — Nov 161
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The best prices from San Diego to Fort Collins are usually found in April or January, booked 56 days in advance, depart on a Saturday or Tuesday 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 November 4, 2024.

Popular in

March

Cheapest in

April

Round-trip from

$56
(Cheapflightsfares)

One-way from

$28
(Cheapflightsfares)
High demand for flights, 20% potential price rise
Best time to find cheap flights, 18% potential price drop
From San Diego to Fort Collins
One-way flight from San Diego to Fort Collins

Find flight deals from San Diego to Fort Collins

Cheapest flights from San Diego to Fort Collins
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 November 4, 2024.

This Kiwi.com deal was found by Cheapflights users on 11/3. 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.
Tue 12/36:25 amSAN - DEN
Nonstop2h 31mFrontier
Tue 12/1010:15 pmDEN - SAN
Nonstop2h 34mFrontier
Deal found 11/3$75
This eDestinos deal was found by Cheapflights users on 11/3. 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 eDestinos is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/311:25 amSAN - DEN
1 stop6h 11mMultiple Airlines
Tue 12/1011:01 amDEN - SAN
Nonstop2h 37mMultiple Airlines
Deal found 11/3$105
This United Airlines deal was found by Cheapflights users on 11/3. 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.
Tue 12/38:45 amSAN - DEN
Nonstop2h 28mUnited Airlines
Tue 12/109:47 amDEN - SAN
1 stop6h 15mUnited Airlines
Deal found 11/3$162
This American Airlines deal was found by Cheapflights users on 11/3. 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 12/310:15 amSAN - DEN
1 stop3h 58mAmerican Airlines
Tue 12/108:00 amDEN - SAN
1 stop5h 25mAmerican Airlines
Deal found 11/3$198
This Delta deal was found by Cheapflights users on 11/3. 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.
Tue 12/36:40 amSAN - DEN
1 stop5h 50mDelta
Fri 12/136:29 pmDEN - SAN
1 stop6h 27mDelta
Deal found 11/3$216
This Alaska Airlines deal was found by Cheapflights users on 11/3. 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 12/135:19 pmSAN - DEN
1 stop17h 30mAlaska Airlines
Tue 12/176:00 amDEN - SAN
2 stops11h 29mAlaska Airlines
Deal found 11/3$247

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 2,455,398 searches. Data last updated November 4, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Sun 2/2

6:25 am-9:56 am

Nonstop2h 31m

$46

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Wed 2/19

6:15 am-12:19 pm

1 stop5h 04m

$88

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Wed 12/4

10:15 am-3:33 pm

1 stop4h 18m

$99

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Tue 11/12

3:10 pm-11:19 am

1 stop19h 09m

$100

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Wed 1/15

10:22 am-11:29 pm

2 stops12h 07m

$119

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Sun 2/16

7:25 pm-1:20 am

1 stop4h 55m

$138

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Wed 1/1

6:15 am-3:14 pm

1 stop7h 59m

$227

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Tue 12/3

6:25 am-9:56 am

Nonstop2h 31m

Denver Intl

Tue 12/10

10:15 pm-11:49 pm

Nonstop2h 34m

$75

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Tue 12/3

11:25 am-6:36 pm

1 stop6h 11m

Denver Intl

Tue 12/10

11:01 am-12:38 pm

Nonstop2h 37m

$105

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Tue 12/3

8:45 am-12:13 pm

Nonstop2h 28m

Denver Intl

Tue 12/10

9:47 am-3:02 pm

1 stop6h 15m

$162

Flights are sorted by cheapest first

Deals found on 11/3

Showing 1-10 of 14 results
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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.
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.

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 November 1, 2024.

Booking 56 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 $194). Flying from San Diego to Fort Collins in March is currently the most expensive (average of $270). 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 November 4, 2024.

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 Saturday 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 November 4, 2024.

The most flights from SAN to FC9 are scheduled on a Monday (28 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (5 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 November 4, 2024.
Read through reviews of airlines operating flights from San Diego to Fort Collins, such as United Airlines, Alaska Airlines and American Airlines. You can also see how each airline stacks up in terms of entertainment options, comfort, food, crew/service, and boarding process.
8.1
Very good
5,089 reviews

Overall

8.1

Comfort

8.1

Food

7.2

Boarding

8.3

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

8.1
Very good
5,089 reviews
8.1
Very good
5,089 reviews

Overall

8.1

Comfort

8.1

Food

7.2

Boarding

8.3

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

8.0
Very good
9,423 reviews
8.1
Very good
5,089 reviews

Overall

8.1

Comfort

8.1

Food

7.2

Boarding

8.3

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

8.0
Very good
8,829 reviews
8.1
Very good
5,089 reviews

Overall

8.1

Comfort

8.1

Food

7.2

Boarding

8.3

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

7.4
Good
9,226 reviews
8.1
Very good
5,089 reviews

Overall

8.1

Comfort

8.1

Food

7.2

Boarding

8.3

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

My original flight was delayed so they found this flight for me so I could arrive at a reasonable time

7.2
Good
10,000 reviews
8.1
Very good
5,089 reviews

Overall

8.1

Comfort

8.1

Food

7.2

Boarding

8.3

Crew

8.7

Entertainment

7.7

Reviews

1 / 10

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.
  • What airport do you fly from for flights from San Diego to Fort Collins?

    San Diego (SAN) is the airport you will fly out of if you book a flight from San Diego to Fort Collins. You should not have trouble finding flights to Fort Collins from San Diego; the airport handles an average of 19 outbound flights to Fort Collins per day. You should also have plenty of airline options to choose from since 5 airlines have flights from the San Diego airport to Fort Collins. It is only a 2.6 mi journey to San Diego (SAN) from San Diego’s city center.

  • Can I find flights from San Diego to Fort Collins for under $100 on Cheapflights?

    Yes, there are multiple flights from San Diego to Fort Collins for under $100. The cheapest flight booked recently is on Frontier for just $56, but on average you can expect to pay $163.

  • Are there nonstop flights from San Diego to Fort Collins for under $100 on Cheapflights?

    Cheapflights has at least 2 direct flights from San Diego to Fort Collins under $100. A good price for a nonstop flight from San Diego to Fort Collins is less than $180.

  • Are there last-minute flights available from San Diego to Fort Collins for under $200?

    There are currently 8+ open flights from San Diego to Fort Collins within the next 7 days for less than $200.

  • What days are nonstop flights available from San Diego to Fort Collins?

    Nonstop flights can be found on the following days: Monday, Saturday.

  • How popular is this San Diego to Fort Collins flight route?

  • How many flights depart from San Diego to Fort Collins on average per day?

    Travelers can expect 2 flights from San Diego to Fort Collins on average per day.
    Morning (6am - Noon) - 50% of flight departures
    Afternoon (Noon - 6pm) - 50% of flight departures

  • How long is the flight from San Diego to Fort Collins?

    Airlines like Frontier, United Airlines, and American Airlines fly from San Diego to Fort Collins in about 2h 28m. The time it takes to get you to your destination can typically vary by up to 1h 47m. The distance from San Diego to Fort Collins is about 856 mi. Both multi-stop and nonstop flights can be found to your destination and back.

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

    The cheapest airlines for a one-way flight from San Diego to Fort Collins are Frontier ($28), United Airlines ($88), and American Airlines ($99).

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

    No one likes to see their flight delayed. When booking a flight from San Diego to Fort Collins consider choosing Copa Airlines (95%), Air Canada (88%) or United Airlines (87%) as they are the most reliable in getting you off to your destination on time.

  • What are the cheapest flights from San Diego to Fort Collins?

    Looking at all options, your cheapest flight can be booked for $61. While the most popular route (San Diego - Denver Intl) can be booked for $58 on average our data indicates $529 when flying from San Diego to Fort Collins.

  • What does SAN to DEN mean?

    SAN and DEN are unique codes to identify airports used in the aviation industry. They are defined by IATA (International Air Transport Association) and are commonly called IATA codes. SAN to DEN refers to a flight route from San Diego Airport to Denver Intl Airport. While you’re still figuring out your travel plans, it’s not a bad idea to learn the names and codes of other airports around these areas: Cheyenne Airport (CYS), Loveland Northern Colorado Airport (FNL), Laramie Gen. Brees Field Airport (LAR), Denver Arapahoe Co Airport (APA), Denver Rocky Mountain Metropolitan Airport (BJC).

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

    The amount of baggage you can bring on your San Diego to Fort Collins 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.

  • Can I find deals on flights from San Diego to Fort Collins with specific airlines?

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

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

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

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

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

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

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

  • Can I find deals for flights from San Diego to Fort Collins that allow pets onboard?

    Many airlines flying from San Diego to Fort Collins 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.

  • Can I find deals on last-minute flights from San Diego to Fort Collins?

    Yes, you can often find last-minute deals on San Diego to Fort Collins 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.

  • How recently were the San Diego to Fort Collins flight deals updated?

    The San Diego to Fort Collins flight deals you see on this page were last updated on 11/3.

  • 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 $194). Flying from San Diego to Fort Collins in March is currently the most expensive (average of $270). 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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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 2,455,398 searches. Data last updated November 4, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$56Average$148FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$158Average$261FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$160Average$359FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$177Average$325FlexibilityNo cancel feeOn-time71%
DeltaCheapest$195Average$265FlexibilityNo cancel feeOn-timeN/A
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