$146 Cheap Flights from San Diego (SAN) to Fort Collins (FNL)

Bundle Your Flight + Hotel & Save!

Featured airlines

Top nine airline logos for desktop

    Plan, book, fly with confidence
  • trending down icon
    Be in the know
    Get alerts if flight prices drop or rise*
  • bex rewards loyalty icon
    Book smarter
    Save up to 30% on select hotels after you book a flight*
  • one key icon
    Earn twice
    Earn your airline miles on top of our OneKeyCash

Cheap Flights from San Diego to Fort Collins (SAN-FNL)

Prices were available within the past 7 days and start at $146 for one-way flights and $292 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

United
United
United
United
United
United
United
United
United
United
Flights from San Diego (SAN) to Fort Collins (FNL)
Origin airport
San Diego Intl.
Destination airport
Fort Collins-Loveland Municipal
Airlines serving
United
Roundtrip price
$292
Distance
859 mi

San Diego to Fort Collins Flights

Whether you’re looking for a grand adventure or just want to get away for a last-minute break, flights from San Diego to Fort Collins offer the perfect respite. Not only does exploring Fort Collins provide the chance to make some magical memories, dip into delectable dishes, and tour the local landmarks, but the cheap airfare means you won’t bust your budget. So no matter whether your ideal itinerary involves flying one way, non-stop, or round trip, you’re bound to find flights that match your schedule on Expedia, and at prices that won’t shock your wallet.

Bagging a cheap flight from San Diego to Fort Collins may mean more dollars to spend on for one-of-a-kind souvenirs when you arrive, but it doesn’t mean you have to skimp on your travel experience, as Expedia offers a sizzling selection of cheap airlines that’ll put you in your happy place on their planes, whether that’s getting lost in a hair-raising airport thriller, dreaming on the passing landscape over a glass of bubbly, or jotting down your vacation bucket list at 38,000 feet. There’s also bound to be plenty of opportunities to snap a few photos of the high life that will make your friends green with envy. After all, enjoying the journey is part of the fun.

With so many affordable flights and so many wonderful adventures awaiting you, there’s no reason to put off booking a fantastic flight from to today. So don’t leave it to the last minute to make your dream trip a reality: pack your bags with your go-to travel accessories, put together your list of must-see attractions and can’t-miss activities, and get ready to broaden your horizons – with Expedia, the wonders of Fort Collins are only a plane trip away. Book your travel arrangements with us today!

If you would like to book flights to Fort Collins more flexibly many prefer to purchase one-way tickets with options to take different airlines. A one way ticket to Fort Collins is $146 now!

Frequently asked questions

Is it cheaper to buy a plane ticket from SAN to FNL last minute?
Being the spontaneous type is an awesome way to see the world, but it isn’t always the smartest way to find a bargain plane ticket. It’s better to book your SAN to FNL journey in advance instead of waiting until the last minute. Based on flight pricing and demand studies in 2022, we have found that the best time to book domestic flights is between 28 – 35 days ahead of the departure date, and international flights three to four months in advance. Leave your spontaneous side for when you’re exploring FNL!
Can I find cheap nonstop flights from San Diego Airport to FNL in the next three months?
If you want to find nonstop cheap flights flying from SAN to FNL, use our filters once you’ve hit search. Simply click on “Nonstop” under “Filter by” to the left of the page to view your options. Your results will be arranged from the lowest price, so you’ll see the cheapest nonstop fares first. You’re also able to check out prices for surrounding days by clicking “Flexible dates” on the same page.
What airports do you fly into for Fort Collins from San Diego County?
From San Diego County, you can get to Fort Collins through Fort Collins, CO (FNL-Fort Collins-Loveland Municipal), Denver Intl. Airport (DEN) and Cheyenne Regional Airport (CYS). Check which terminal is the most convenient for you before you make a decision. If you decide on Fort Collins, CO (FNL-Fort Collins-Loveland Municipal), it’s approximately 10 mi southeast of the city center. Use the dough you save when booking your trip with Expedia to explore the city’s well-known sights, such as Colorado State University and Old Town Square.
Can I change the date of my flight from San Diego Airport to FNL?
We know plans can get upended, so Expedia is here to help make things easy. To start, find your SAN to FNL itinerary through the Expedia Trips portal and browse the fare rules and restrictions about what changes can be made. If you booked your airfare in the last 24 hours, some carriers allow you to cancel at no cost and organize new flights. If you booked more than 24 hours ago, connect with us via our Customer Service portal to find out your options.
Fort Collins nearby Airports
*Available to One Key members.