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SFO to ASH: distance & flight time
San Francisco (San Francisco International Airport) → Nashua (Boire Field)
2,667 mi
4,292 km · 2,317 nm
5h 42m
estimated nonstop flight time
+3h
time difference · heading northeast
See live SFO→ASH fares Phone-only fares on this route — call free
Flight time details
2,667 miles nonstop takes roughly 5h 42m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 3-hour time gain when reading arrival times on your ticket.
The two airports
- SFO — San Francisco International Airport · San Francisco, United States
- ASH — Boire Field · Nashua, 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 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
Near ASH
- BOS · General Edward Lawrence Logan International Airport39 mi away
- MHT · Manchester-Boston Regional Airport11 mi away
- LWM · Lawrence Municipal Airport20 mi away
- BED · Laurence G Hanscom Field24 mi away
Frequently asked questions
How far is SFO from ASH?
The flight distance from San Francisco (SFO) to Nashua (ASH) is 2,667 miles (4,292 km, 2,317 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SFO to ASH?
A nonstop flight takes about 5h 42m 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 San Francisco and Nashua?
Nashua is 3 hours ahead of San Francisco.
What is the cheapest way to fly from SFO to ASH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SFO–ASH that never appear on search engines, with no booking fees.