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SEA to YMH: distance & flight time
Seattle (Seattle Tacoma International Airport) → Mary's Harbour (Mary's Harbour Airport)
2,873 mi
4,623 km · 2,496 nm
6h 6m
estimated nonstop flight time
+4.5h
time difference · heading northeast
See live SEA→YMH fares Phone-only fares on this route — call free
Flight time details
2,873 miles nonstop takes roughly 6h 6m gate to gate, flying northeast. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 4.5-hour time gain when reading arrival times on your ticket.
The two airports
- SEA — Seattle Tacoma International Airport · Seattle, United States
- YMH — Mary's Harbour Airport · Mary's Harbour, Canada
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 YMH
- YFX · St. Lewis (Fox Harbour) Airport9 mi away
- YWM · Williams Harbour Airport18 mi away
- YHA · Port Hope Simpson Airport24 mi away
- YAY · St. Anthony Airport64 mi away
Frequently asked questions
How far is SEA from YMH?
The flight distance from Seattle (SEA) to Mary's Harbour (YMH) is 2,873 miles (4,623 km, 2,496 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from SEA to YMH?
A nonstop flight takes about 6h 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 Seattle and Mary's Harbour?
Mary's Harbour is 4.5 hours ahead of Seattle.
What is the cheapest way to fly from SEA to YMH?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on SEA–YMH that never appear on search engines, with no booking fees.