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SEA to RKD: distance & flight time
Seattle (Seattle Tacoma International Airport) → Rockland (Knox County Regional Airport)
2,525 mi
4,064 km · 2,195 nm
5h 25m
estimated nonstop flight time
+3h
time difference · heading east
See live SEA→RKD fares Phone-only fares on this route — call free
Flight time details
2,525 miles nonstop takes roughly 5h 25m gate to gate, flying east. 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
- SEA — Seattle Tacoma International Airport · Seattle, United States
- RKD — Knox County Regional Airport · Rockland, 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 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
Near RKD
- AUG · Augusta State Airport39 mi away
- NHZ · Brunswick Executive Airport43 mi away
- BHB · Hancock County-Bar Harbor Airport45 mi away
- BGR · Bangor International Airport53 mi away
Frequently asked questions
How far is SEA from RKD?
The flight distance from Seattle (SEA) to Rockland (RKD) is 2,525 miles (4,064 km, 2,195 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEA to RKD?
A nonstop flight takes about 5h 25m 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 Seattle and Rockland?
Rockland is 3 hours ahead of Seattle.
What is the cheapest way to fly from SEA to RKD?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEA–RKD that never appear on search engines, with no booking fees.