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HFD to SEA: distance & flight time
Hartford (Hartford Brainard Airport) → Seattle (Seattle Tacoma International Airport)
2,433 mi
3,915 km · 2,114 nm
5h 14m
estimated nonstop flight time
-3h
time difference · heading northwest
See live HFD→SEA fares Phone-only fares on this route — call free
Flight time details
2,433 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
- SEA — Seattle Tacoma 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 SEA
- RNT · Renton Municipal Airport5 mi away
- BFI · Boeing Field King County International Airport6 mi away
- TIW · Tacoma Narrows Airport18 mi away
- PWT · Bremerton National Airport21 mi away
Frequently asked questions
How far is HFD from SEA?
The flight distance from Hartford (HFD) to Seattle (SEA) is 2,433 miles (3,915 km, 2,114 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from HFD to SEA?
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 SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on HFD–SEA that never appear on search engines, with no booking fees.