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GTF to SFO: distance & flight time
Great Falls (Great Falls International Airport) → San Francisco (San Francisco International Airport)
880 mi
1,417 km · 765 nm
2h 23m
estimated nonstop flight time
-1h
time difference · heading southwest
See live GTF→SFO fares Phone-only fares on this route — call free
Flight time details
880 miles nonstop takes roughly 2h 23m gate to gate, flying southwest. 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
- GTF — Great Falls International Airport · Great Falls, 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 GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 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 GTF from SFO?
The flight distance from Great Falls (GTF) to San Francisco (SFO) is 880 miles (1,417 km, 765 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to SFO?
A nonstop flight takes about 2h 23m 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 Great Falls and San Francisco?
San Francisco is 1 hour behind Great Falls.
What is the cheapest way to fly from GTF to SFO?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–SFO that never appear on search engines, with no booking fees.