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GTF to YDT: distance & flight time
Great Falls (Great Falls International Airport) → Boundary Bay (Boundary Bay Airport)
546 mi
879 km · 474 nm
1h 39m
estimated nonstop flight time
-1h
time difference · heading west
See live GTF→YDT fares Phone-only fares on this route — call free
Flight time details
546 miles nonstop takes roughly 1h 39m 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
- GTF — Great Falls International Airport · Great Falls, United States
- YDT — Boundary Bay Airport · Boundary Bay, 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 GTF
- HLN · Helena Regional Airport67 mi away
- CTB · Cut Bank International Airport91 mi away
- LWT · Lewistown Municipal Airport94 mi away
- HVR · Havre City County Airport104 mi away
Near YDT
- YVR · Vancouver International Airport11 mi away
- CXH · Vancouver Harbour Water Aerodrome16 mi away
- YLY · Langley Airport17 mi away
- YBW · Bedwell Harbour Seaplane Base25 mi away
Frequently asked questions
How far is GTF from YDT?
The flight distance from Great Falls (GTF) to Boundary Bay (YDT) is 546 miles (879 km, 474 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from GTF to YDT?
A nonstop flight takes about 1h 39m 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 Great Falls and Boundary Bay?
Boundary Bay is 1 hour behind Great Falls.
What is the cheapest way to fly from GTF to YDT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on GTF–YDT that never appear on search engines, with no booking fees.