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LWT to YDT: distance & flight time
Lewistown (Lewistown Municipal Airport) → Boundary Bay (Boundary Bay Airport)
640 mi
1,030 km · 556 nm
1h 51m
estimated nonstop flight time
-1h
time difference · heading west
See live LWT→YDT fares Phone-only fares on this route — call free
Flight time details
640 miles nonstop takes roughly 1h 51m 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
- LWT — Lewistown Municipal Airport · Lewistown, 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 LWT
- GTF · Great Falls International Airport94 mi away
- BIL · Billings Logan International Airport96 mi away
- HVR · Havre City County Airport104 mi away
- LVM · Mission Field104 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 LWT from YDT?
The flight distance from Lewistown (LWT) to Boundary Bay (YDT) is 640 miles (1,030 km, 556 nautical miles), measured along the great-circle route airlines actually fly.
How long is the flight from LWT to YDT?
A nonstop flight takes about 1h 51m gate to gate. Actual time varies with winds, routing and season — eastbound transatlantic flights, for example, are usually faster than the return.
Are there nonstop flights from LWT to YDT?
Nonstop service on LWT–YDT depends on the season and the day of week. Run the fare search on this page with the nonstop filter applied to see current direct options; when there is no nonstop, a single connection through a carrier hub adds roughly 2–4 hours to the 1h 51m nonstop estimate.
What is the time difference between Lewistown and Boundary Bay?
Boundary Bay is 1 hour behind Lewistown.
What is the cheapest way to fly from LWT to YDT?
Compare live fares online, then call CheapoTrav — our agents have unpublished consolidator fares on LWT–YDT that never appear on search engines, with no booking fees.
Why are some LWT to YDT fares phone-only?
Consolidator contracts let us sell certain LWT–YDT tickets below the price airlines permit us to publish online, so those fares can only be quoted over the phone. Call the travel desk and an agent will check phone-only inventory for your dates.