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STK to SQL: distance & flight time
Sterling (Sterling Municipal Airport) → San Carlos (San Carlos Airport)
1,039 mi
1,672 km · 903 nm
2h 43m
estimated nonstop flight time
-1h
time difference · heading west
See live STK→SQL fares Phone-only fares on this route — call free
Flight time details
1,039 miles nonstop takes roughly 2h 43m 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
- STK — Sterling Municipal Airport · Sterling, United States
- SQL — San Carlos Airport · San Carlos, 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 STK
- AKO · Colorado Plains Regional Airport30 mi away
- SNY · Sidney Municipal-Lloyd W Carr Field37 mi away
- DEN · Denver International Airport91 mi away
- GXY · Greeley–Weld County Airport73 mi away
Near SQL
- SFO · San Francisco International Airport10 mi away
- PAO · Palo Alto Airport of Santa Clara County8 mi away
- HWD · Hayward Executive Airport12 mi away
- NUQ · Moffett Federal Airfield13 mi away
Frequently asked questions
How far is STK from SQL?
The flight distance from Sterling (STK) to San Carlos (SQL) is 1,039 miles (1,672 km, 903 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from STK to SQL?
A nonstop flight takes about 2h 43m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from STK to SQL?
Nonstop service on STK–SQL depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 2h 43m nonstop estimate.
What is the time difference between Sterling and San Carlos?
San Carlos is 1 hour behind Sterling.
What is the cheapest way to fly from STK to SQL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on STK–SQL that never appear on search engines, with no booking fees.
Why are some STK to SQL fares phone-only?
Consolidator contracts let us sell certain STK–SQL tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.