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MSY to SEA: distance & flight time
New Orleans (Louis Armstrong New Orleans International Airport) → Seattle (Seattle Tacoma International Airport)
2,083 mi
3,353 km · 1,810 nm
4h 33m
estimated nonstop flight time
-2h
time difference · heading northwest
See live MSY→SEA fares Phone-only fares on this route — call free
Flight time details
2,083 miles nonstop takes roughly 4h 33m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 2-hour time set-back when reading arrival times on your ticket.
The two airports
- MSY — Louis Armstrong New Orleans International Airport · New Orleans, 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 MSY
- NEW · Lakefront Airport14 mi away
- NBG · New Orleans NAS JRB/Alvin Callender Field18 mi away
- BTR · Baton Rouge Metropolitan Airport65 mi away
- GPT · Gulfport Biloxi International Airport76 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 MSY from SEA?
The flight distance from New Orleans (MSY) to Seattle (SEA) is 2,083 miles (3,353 km, 1,810 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from MSY to SEA?
A nonstop flight takes about 4h 33m 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 New Orleans and Seattle?
Seattle is 2 hours behind New Orleans.
What is the cheapest way to fly from MSY to SEA?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on MSY–SEA that never appear on search engines, with no booking fees.