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FNL to SFO: distance & flight time
Fort Collins (Northern Colorado Regional Airport) → San Francisco (San Francisco International Airport)
951 mi
1,530 km · 826 nm
2h 32m
estimated nonstop flight time
-1h
time difference · heading west
See live FNL→SFO fares Phone-only fares on this route — call free
Flight time details
951 miles nonstop takes roughly 2h 32m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- FNL — Northern Colorado Regional Airport · Fort Collins, United States
- SFO — San Francisco International Airport · San Francisco, United States
Distances are great-circle ("as the crow flies") — the same basis airlines use for frequent-flyer miles.
Alternate airports can cut this fare
Flying from or into a nearby airport is the #1 trick our agents use to beat online prices. Call and we'll compare every combination on one call.
Near FNL
- DEN · Denver International Airport45 mi away
- GXY · Greeley–Weld County Airport20 mi away
- WBU · Boulder Municipal Airport31 mi away
- BJC · Rocky Mountain Metropolitan Airport38 mi away
Near SFO
- SQL · San Carlos Airport10 mi away
- HAF · Half Moon Bay Airport10 mi away
- OAK · Metropolitan Oakland International Airport11 mi away
- NGZ · Alameda Naval Air Station12 mi away
Frequently asked questions
How far is FNL from SFO?
The flight distance from Fort Collins (FNL) to San Francisco (SFO) is 951 miles (1,530 km, 826 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from FNL to SFO?
A nonstop flight takes about 2h 32m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
What is the time difference between Fort Collins and San Francisco?
San Francisco is 1 hour behind Fort Collins.
What is the cheapest way to fly from FNL to SFO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on FNL–SFO that never appear on search engines, with no booking fees.