Fort Collins

$46+ 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 12/18. Fares are subject to change and may not be available on all flights or dates of travel.
SAN — DEN
Nov 25 — Dec 21
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The best prices from San Diego to Fort Collins are usually found in April or January, booked 53 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 20, 2024.

Popular in

March

Cheapest in

April

Round-trip from

$78
(Frontier)

One-way from

$46
(Kiwi.com)
High demand for flights, 19% potential price rise
Best time to find cheap flights, 21% 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 20, 2024.

This Cheapflightsfares deal was found by Cheapflights users on 11/19. 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 Cheapflightsfares is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Wed 12/256:25 amSAN - DEN
Nonstop2h 31mFrontier
Mon 1/65:30 amDEN - SAN
1 stop4h 30mFrontier
Deal found 11/19$81
This eDestinos deal was found by Cheapflights users on 11/19. 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.
Wed 12/47:15 pmSAN - DEN
1 stop13h 14mMultiple Airlines
Wed 12/1110:15 pmDEN - SAN
1 stop12h 30mMultiple Airlines
Deal found 11/19$133
This United Airlines deal was found by Cheapflights users on 11/19. 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 12/37:00 amSAN - DEN
Nonstop2h 28mUnited Airlines
Tue 12/109:47 amDEN - SAN
1 stop6h 15mUnited Airlines
Deal found 11/19$222
This American Airlines deal was found by Cheapflights users on 11/19. 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 11/19$236
This Delta deal was found by Cheapflights users on 11/19. 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 12/36:30 amSAN - DEN
1 stop4h 47mDelta
Wed 12/47:45 pmDEN - SAN
1 stop4h 43mDelta
Deal found 11/19$256
This Southwest deal was found by Cheapflights users on 11/19. 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 Southwest is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Tue 12/313:30 pmSAN - DEN
1 stop4h 50mSouthwest
Tue 1/77:00 amDEN - SAN
2 stops7h 35mSouthwest
Deal found 11/19$297
This Alaska Airlines deal was found by Cheapflights users on 11/20. 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 Alaska Airlines is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/138:00 amSAN - DEN
2 stops14h 59mAlaska Airlines
Mon 12/166:00 amDEN - SAN
1 stop18h 59mAlaska Airlines
Deal found 11/20$337

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 2,629,791 searches. Data last updated November 20, 2024.

Fly from

Any airport

Fly to

Any airport

Route

Depart

Return

Price

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Thu 1/9

12:10 pm-3:37 pm

Nonstop2h 27m

Denver Intl

Mon 1/13

10:42 pm-12:16 am

Nonstop2h 34m

$78

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Wed 12/4

7:15 pm-9:29 am

1 stop13h 14m

Denver Intl

Wed 12/11

10:15 pm-9:45 am

1 stop12h 30m

$133

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Thu 2/20

4:30 pm-10:35 pm

1 stop5h 05m

Denver Intl

Tue 2/25

7:46 am-12:03 pm

1 stop5h 17m

$207

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Sat 1/11

10:15 am-3:20 pm

1 stop4h 05m

Denver Intl

Sun 1/12

6:50 am-10:14 am

1 stop4h 24m

$217

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Tue 12/3

7:00 am-10:28 am

Nonstop2h 28m

Denver Intl

Tue 12/10

9:47 am-3:02 pm

1 stop6h 15m

$222

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Tue 2/4

8:20 am-10:36 pm

2 stops13h 16m

Denver Intl

Fri 2/7

2:07 pm-7:25 pm

1 stop6h 18m

$234

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Mon 2/3

8:25 am-1:35 pm

1 stop4h 10m

Denver Intl

Sun 2/9

7:00 am-1:35 pm

2 stops7h 35m

$277

San DiegoDenver

SAN - DEN

SANDEN

San Diego

Wed 12/18

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

Tue 2/18

6:22 am-11:40 am

1 stop4h 18m

$99

Flights are sorted by cheapest round-trip flights first.

Deals found on 11/19

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 15, 2024.

Booking 53 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 $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 20, 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 20, 2024.

The most flights from SAN to FC9 are scheduled on a Wednesday (28 on average). You will have fewer flight options on Saturday, which is when the least amount of flights are scheduled (12 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 20, 2024.
Read through reviews of airlines operating flights from San Diego to Fort Collins, such as American Airlines, 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.
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

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
5,014 reviews
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

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
9,461 reviews
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

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
8,756 reviews
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

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
9,171 reviews
8.1
Very good
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

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
5,014 reviews

Entertainment

7.7

Comfort

8.1

Food

7.2

Overall

8.1

Crew

8.7

Boarding

8.2

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 21 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.

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

  • 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 ($46), 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 SWISS (100%), Copa Airlines (94%) or United Airlines (85%) 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 $50. While the most popular route (San Diego - Denver Intl) can be booked for $110 on average our data indicates $892 when flying from San Diego to Fort Collins.

  • 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.

  • 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 $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.

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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 2,629,791 searches. Data last updated November 20, 2024.
AirlineCheapestAverageFlexibilityOn-time
FrontierCheapest$57Average$148FlexibilityNo cancel feeOn-time62%
SouthwestCheapest$158Average$262FlexibilityNo cancel feeOn-time63%
United AirlinesCheapest$160Average$358FlexibilityNo cancel feeOn-time69%
American AirlinesCheapest$177Average$325FlexibilityNo cancel feeOn-time71%
DeltaCheapest$195Average$256FlexibilityNo cancel feeOn-timeN/A
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