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ILG to SEA: distance & flight time
Wilmington (New Castle Airport) → Seattle (Seattle Tacoma International Airport)
2,362 mi
3,801 km · 2,052 nm
5h 6m
estimated nonstop flight time
-3h
time difference · heading northwest
See live ILG→SEA fares Phone-only fares on this route — call free
Flight time details
2,362 miles nonstop takes roughly 5h 6m 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
- ILG — New Castle Airport · Wilmington, 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 ILG
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 ILG from SEA?
The flight distance from Wilmington (ILG) to Seattle (SEA) is 2,362 miles (3,801 km, 2,052 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from ILG to SEA?
A nonstop flight takes about 5h 6m 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 Wilmington and Seattle?
Seattle is 3 hours behind Wilmington.
What is the cheapest way to fly from ILG to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on ILG–SEA that never appear on search engines, with no booking fees.