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HFD to BFI: distance & flight time
Hartford (Hartford Brainard Airport) → Seattle (Boeing Field King County International Airport)
2,431 mi
3,913 km · 2,113 nm
5h 14m
estimated nonstop flight time
-3h
time difference · heading northwest
See live HFD→BFI fares Phone-only fares on this route — call free
Flight time details
2,431 miles nonstop takes roughly 5h 14m gate to gate, flying northwest. 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
- BFI — Boeing Field King County International Airport · Seattle, 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 BFI
- SEA · Seattle Tacoma International Airport6 mi away
- RNT · Renton Municipal Airport5 mi away
- PWT · Bremerton National Airport22 mi away
- TIW · Tacoma Narrows Airport22 mi away
Frequently asked questions
How far is HFD from BFI?
The flight distance from Hartford (HFD) to Seattle (BFI) is 2,431 miles (3,913 km, 2,113 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HFD to BFI?
A nonstop flight takes about 5h 14m 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 Seattle?
Seattle is 3 hours behind Hartford.
What is the cheapest way to fly from HFD to BFI?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HFD–BFI that never appear on search engines, with no booking fees.