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SEA to LPT: distance & flight time
Seattle (Seattle Tacoma International Airport) → Lampang (Lampang Airport)
7,209 mi
11,602 km · 6,265 nm
14h 36m
estimated nonstop flight time
+14h
time difference · heading northwest
See live SEA→LPT fares Phone-only fares on this route — call free
Flight time details
7,209 miles nonstop takes roughly 14h 36m gate to gate, flying northwest. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 14-hour time gain when reading arrival times on your ticket.
The two airports
- SEA — Seattle Tacoma International Airport · Seattle, United States
- LPT — Lampang Airport · Lampang, Thailand
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 LPT
- PRH · Phrae Airport44 mi away
- CNX · Chiang Mai International Airport49 mi away
- THS · Sukhothai Airport74 mi away
- NNT · Nan Airport92 mi away
Frequently asked questions
How far is SEA from LPT?
The flight distance from Seattle (SEA) to Lampang (LPT) is 7,209 miles (11,602 km, 6,265 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEA to LPT?
A nonstop flight takes about 14h 36m 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 Lampang?
Lampang is 14 hours ahead of Seattle.
What is the cheapest way to fly from SEA to LPT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEA–LPT that never appear on search engines, with no booking fees.