Need help booking?
Unpublished phone-only deals available
HFD to SQL: distance & flight time
Hartford (Hartford Brainard Airport) → San Carlos (San Carlos Airport)
2,619 mi
4,215 km · 2,276 nm
5h 36m
estimated nonstop flight time
-3h
time difference · heading west
See live HFD→SQL fares Phone-only fares on this route — call free
Flight time details
2,619 miles nonstop takes roughly 5h 36m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time set-back when reading arrival times on your ticket.
The two airports
- HFD — Hartford Brainard Airport · Hartford, 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 HFD
- BDL · Bradley International Airport14 mi away
- BAF · Westfield-Barnes Regional Airport29 mi away
- OXC · Waterbury Oxford Airport31 mi away
- CEF · Westover ARB/Metropolitan Airport32 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 HFD from SQL?
The flight distance from Hartford (HFD) to San Carlos (SQL) is 2,619 miles (4,215 km, 2,276 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HFD to SQL?
A nonstop flight takes about 5h 36m 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 Hartford and San Carlos?
San Carlos is 3 hours behind Hartford.
What is the cheapest way to fly from HFD to SQL?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HFD–SQL that never appear on search engines, with no booking fees.