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KSM to YDB: distance & flight time
St Mary's (St Mary's Airport) → Burwash (Burwash Airport)
791 mi
1,273 km · 687 nm
2h 11m
estimated nonstop flight time
+1h
time difference · heading east
See live KSM→YDB fares Phone-only fares on this route — call free
Flight time details
791 miles nonstop takes roughly 2h 11m gate to gate, flying east. Add 45–90 minutes per connection if there's no nonstop service. Remember to factor the 1-hour time gain when reading arrival times on your ticket.
The two airports
- KSM — St Mary's Airport · St Mary's, United States
- YDB — Burwash Airport · Burwash, 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 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
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
Frequently asked questions
How far is KSM from YDB?
The flight distance from St Mary's (KSM) to Burwash (YDB) is 791 miles (1,273 km, 687 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from KSM to YDB?
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 St Mary's and Burwash?
Burwash is 1 hour ahead of St Mary's.
What is the cheapest way to fly from KSM to YDB?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on KSM–YDB that never appear on search engines, with no booking fees.