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YDB to KSM: distance & flight time
Burwash (Burwash Airport) → St Mary's (St Mary's Airport)
791 mi
1,273 km · 687 nm
2h 11m
estimated nonstop flight time
-1h
time difference · heading west
See live YDB→KSM fares Phone-only fares on this route — call free
Flight time details
791 miles nonstop takes roughly 2h 11m gate to gate, flying west. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time set-back when reading arrival times on your ticket.
The two airports
- YDB — Burwash Airport · Burwash, Canada
- KSM — St Mary's Airport · St Mary's, 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 YDB
- YHT · Haines Junction Airport64 mi away
- YXQ · Beaver Creek Airport93 mi away
- YAK · Yakutat Airport131 mi away
- YXY · Whitehorse / Erik Nielsen International Airport141 mi away
Near KSM
- MOU · Mountain Village Airport13 mi away
- MLL · Marshall Don Hunter Sr Airport44 mi away
- AUK · Alakanuk Airport61 mi away
- EMK · Emmonak Airport63 mi away
Frequently asked questions
How far is YDB from KSM?
The flight distance from Burwash (YDB) to St Mary's (KSM) is 791 miles (1,273 km, 687 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from YDB to KSM?
A nonstop flight takes about 2h 11m 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 Burwash and St Mary's?
St Mary's is 1 hour behind Burwash.
What is the cheapest way to fly from YDB to KSM?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on YDB–KSM that never appear on search engines, with no booking fees.